Detect required-version from config file (#233)

1. If defined use version input
2. If defined use uv-file input
3. If defined use pyproject-file input
4. Search for required-version in uv.toml in repo root
5. Search for required-version in pyproject.toml in repo root
6. Use latest

Closes: #215

.github/workflows/test.yml

@@ -64,6 +64,39 @@ jobs:
           fi
         env:
           UV_VERSION: ${{ steps.setup-uv.outputs.uv-version }}
+  test-pyproject-file-version:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install version 0.5.14
+        id: setup-uv
+        uses: ./
+        with:
+          pyproject-file: "__tests__/fixtures/pyproject-toml-project/pyproject.toml"
+      - name: Correct version gets installed
+        run: |
+          if [ "$UV_VERSION" != "0.5.14" ]; then
+            exit 1
+          fi
+        env:
+          UV_VERSION: ${{ steps.setup-uv.outputs.uv-version }}
+  test-uv-file-version:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install version 0.5.15
+        id: setup-uv
+        uses: ./
+        with:
+          pyproject-file: "__tests__/fixtures/uv-toml-project/pyproject.toml"
+          uv-file: "__tests__/fixtures/uv-toml-project/uv.toml"
+      - name: Correct version gets installed
+        run: |
+          if [ "$UV_VERSION" != "0.5.15" ]; then
+            exit 1
+          fi
+        env:
+          UV_VERSION: ${{ steps.setup-uv.outputs.uv-version }}
   test-checksum:
     runs-on: ${{ matrix.os }}
     strategy:

__tests__/fixtures/pyproject-toml-project/.python-version

@@ -0,0 +1 @@
+3.11

__tests__/fixtures/pyproject-toml-project/hello.py

@@ -0,0 +1,6 @@
+def main():
+    print("Hello from pyproject-toml-project!")
+
+
+if __name__ == "__main__":
+    main()

__tests__/fixtures/pyproject-toml-project/pyproject.toml

@@ -0,0 +1,10 @@
+[project]
+name = "pyproject-toml-project"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.11"
+dependencies = []
+
+[tool.uv]
+required-version = "==0.5.14"

__tests__/fixtures/uv-toml-project/.python-version

@@ -0,0 +1 @@
+3.11

__tests__/fixtures/uv-toml-project/hello.py

@@ -0,0 +1,6 @@
+def main():
+    print("Hello from uv-toml-project!")
+
+
+if __name__ == "__main__":
+    main()

__tests__/fixtures/uv-toml-project/pyproject.toml

@@ -0,0 +1,10 @@
+[project]
+name = "uv-toml-project"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.11"
+dependencies = []
+
+[tool.uv]
+required-version = "==0.5.14"

__tests__/fixtures/uv-toml-project/uv.toml

@@ -0,0 +1 @@
+required-version = "==0.5.15"

action.yml

@@ -4,8 +4,14 @@ description:
 author: "astral-sh"
 inputs:
   version:
-    description: "The version of uv to install"
+    description: "The version of uv to install e.g., `0.5.0` Defaults to the version in pyproject.toml or 'latest'."
-    default: "latest"
+    default: ""
+  pyproject-file:
+    description: "Path to a pyproject.toml"
+    default: ""
+  uv-file:
+    description: "Path to a uv.toml"
+    default: ""
   python-version:
     description: "The version of Python to set UV_PYTHON to"
     required: false
@@ -18,7 +24,7 @@ inputs:
     required: false
     default: ${{ github.token }}
   enable-cache:
-    description: "Enable caching of the uv cache"
+    description: "Enable uploading of the uv cache"
     default: "auto"
   cache-dependency-glob:
     description:

dist/save-cache/index.js

@@ -91829,10 +91829,12 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.githubToken = exports.toolDir = exports.toolBinDir = exports.ignoreNothingToCache = exports.pruneCache = exports.cacheDependencyGlob = exports.cacheLocalPath = exports.cacheSuffix = exports.enableCache = exports.checkSum = exports.pythonVersion = exports.version = void 0;
+exports.githubToken = exports.toolDir = exports.toolBinDir = exports.ignoreNothingToCache = exports.pruneCache = exports.cacheDependencyGlob = exports.cacheLocalPath = exports.cacheSuffix = exports.enableCache = exports.checkSum = exports.pythonVersion = exports.uvFile = exports.pyProjectFile = exports.version = void 0;
 const core = __importStar(__nccwpck_require__(7484));
 const node_path_1 = __importDefault(__nccwpck_require__(6760));
 exports.version = core.getInput("version");
+exports.pyProjectFile = core.getInput("pyproject-file");
+exports.uvFile = core.getInput("uv-file");
 exports.pythonVersion = core.getInput("python-version");
 exports.checkSum = core.getInput("checksum");
 exports.enableCache = getEnableCache();

dist/setup/index.js

@@ -48107,6 +48107,2174 @@ var __disposeResources;
 });
 
 
+/***/ }),
+
+/***/ 8557:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+const f = __nccwpck_require__(9470)
+const DateTime = global.Date
+
+class Date extends DateTime {
+  constructor (value) {
+    super(value)
+    this.isDate = true
+  }
+  toISOString () {
+    return `${this.getUTCFullYear()}-${f(2, this.getUTCMonth() + 1)}-${f(2, this.getUTCDate())}`
+  }
+}
+
+module.exports = value => {
+  const date = new Date(value)
+  /* istanbul ignore if */
+  if (isNaN(date)) {
+    throw new TypeError('Invalid Datetime')
+  } else {
+    return date
+  }
+}
+
+
+/***/ }),
+
+/***/ 9487:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+const f = __nccwpck_require__(9470)
+
+class FloatingDateTime extends Date {
+  constructor (value) {
+    super(value + 'Z')
+    this.isFloating = true
+  }
+  toISOString () {
+    const date = `${this.getUTCFullYear()}-${f(2, this.getUTCMonth() + 1)}-${f(2, this.getUTCDate())}`
+    const time = `${f(2, this.getUTCHours())}:${f(2, this.getUTCMinutes())}:${f(2, this.getUTCSeconds())}.${f(3, this.getUTCMilliseconds())}`
+    return `${date}T${time}`
+  }
+}
+
+module.exports = value => {
+  const date = new FloatingDateTime(value)
+  /* istanbul ignore if */
+  if (isNaN(date)) {
+    throw new TypeError('Invalid Datetime')
+  } else {
+    return date
+  }
+}
+
+
+/***/ }),
+
+/***/ 6376:
+/***/ ((module) => {
+
+"use strict";
+
+module.exports = value => {
+  const date = new Date(value)
+  /* istanbul ignore if */
+  if (isNaN(date)) {
+    throw new TypeError('Invalid Datetime')
+  } else {
+    return date
+  }
+}
+
+
+/***/ }),
+
+/***/ 420:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+const f = __nccwpck_require__(9470)
+
+class Time extends Date {
+  constructor (value) {
+    super(`0000-01-01T${value}Z`)
+    this.isTime = true
+  }
+  toISOString () {
+    return `${f(2, this.getUTCHours())}:${f(2, this.getUTCMinutes())}:${f(2, this.getUTCSeconds())}.${f(3, this.getUTCMilliseconds())}`
+  }
+}
+
+module.exports = value => {
+  const date = new Time(value)
+  /* istanbul ignore if */
+  if (isNaN(date)) {
+    throw new TypeError('Invalid Datetime')
+  } else {
+    return date
+  }
+}
+
+
+/***/ }),
+
+/***/ 9470:
+/***/ ((module) => {
+
+"use strict";
+
+module.exports = (d, num) => {
+  num = String(num)
+  while (num.length < d) num = '0' + num
+  return num
+}
+
+
+/***/ }),
+
+/***/ 5991:
+/***/ ((module) => {
+
+"use strict";
+
+const ParserEND = 0x110000
+class ParserError extends Error {
+  /* istanbul ignore next */
+  constructor (msg, filename, linenumber) {
+    super('[ParserError] ' + msg, filename, linenumber)
+    this.name = 'ParserError'
+    this.code = 'ParserError'
+    if (Error.captureStackTrace) Error.captureStackTrace(this, ParserError)
+  }
+}
+class State {
+  constructor (parser) {
+    this.parser = parser
+    this.buf = ''
+    this.returned = null
+    this.result = null
+    this.resultTable = null
+    this.resultArr = null
+  }
+}
+class Parser {
+  constructor () {
+    this.pos = 0
+    this.col = 0
+    this.line = 0
+    this.obj = {}
+    this.ctx = this.obj
+    this.stack = []
+    this._buf = ''
+    this.char = null
+    this.ii = 0
+    this.state = new State(this.parseStart)
+  }
+
+  parse (str) {
+    /* istanbul ignore next */
+    if (str.length === 0 || str.length == null) return
+
+    this._buf = String(str)
+    this.ii = -1
+    this.char = -1
+    let getNext
+    while (getNext === false || this.nextChar()) {
+      getNext = this.runOne()
+    }
+    this._buf = null
+  }
+  nextChar () {
+    if (this.char === 0x0A) {
+      ++this.line
+      this.col = -1
+    }
+    ++this.ii
+    this.char = this._buf.codePointAt(this.ii)
+    ++this.pos
+    ++this.col
+    return this.haveBuffer()
+  }
+  haveBuffer () {
+    return this.ii < this._buf.length
+  }
+  runOne () {
+    return this.state.parser.call(this, this.state.returned)
+  }
+  finish () {
+    this.char = ParserEND
+    let last
+    do {
+      last = this.state.parser
+      this.runOne()
+    } while (this.state.parser !== last)
+
+    this.ctx = null
+    this.state = null
+    this._buf = null
+
+    return this.obj
+  }
+  next (fn) {
+    /* istanbul ignore next */
+    if (typeof fn !== 'function') throw new ParserError('Tried to set state to non-existent state: ' + JSON.stringify(fn))
+    this.state.parser = fn
+  }
+  goto (fn) {
+    this.next(fn)
+    return this.runOne()
+  }
+  call (fn, returnWith) {
+    if (returnWith) this.next(returnWith)
+    this.stack.push(this.state)
+    this.state = new State(fn)
+  }
+  callNow (fn, returnWith) {
+    this.call(fn, returnWith)
+    return this.runOne()
+  }
+  return (value) {
+    /* istanbul ignore next */
+    if (this.stack.length === 0) throw this.error(new ParserError('Stack underflow'))
+    if (value === undefined) value = this.state.buf
+    this.state = this.stack.pop()
+    this.state.returned = value
+  }
+  returnNow (value) {
+    this.return(value)
+    return this.runOne()
+  }
+  consume () {
+    /* istanbul ignore next */
+    if (this.char === ParserEND) throw this.error(new ParserError('Unexpected end-of-buffer'))
+    this.state.buf += this._buf[this.ii]
+  }
+  error (err) {
+    err.line = this.line
+    err.col = this.col
+    err.pos = this.pos
+    return err
+  }
+  /* istanbul ignore next */
+  parseStart () {
+    throw new ParserError('Must declare a parseStart method')
+  }
+}
+Parser.END = ParserEND
+Parser.Error = ParserError
+module.exports = Parser
+
+
+/***/ }),
+
+/***/ 2862:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+/* eslint-disable no-new-wrappers, no-eval, camelcase, operator-linebreak */
+module.exports = makeParserClass(__nccwpck_require__(5991))
+module.exports.makeParserClass = makeParserClass
+
+class TomlError extends Error {
+  constructor (msg) {
+    super(msg)
+    this.name = 'TomlError'
+    /* istanbul ignore next */
+    if (Error.captureStackTrace) Error.captureStackTrace(this, TomlError)
+    this.fromTOML = true
+    this.wrapped = null
+  }
+}
+TomlError.wrap = err => {
+  const terr = new TomlError(err.message)
+  terr.code = err.code
+  terr.wrapped = err
+  return terr
+}
+module.exports.TomlError = TomlError
+
+const createDateTime = __nccwpck_require__(6376)
+const createDateTimeFloat = __nccwpck_require__(9487)
+const createDate = __nccwpck_require__(8557)
+const createTime = __nccwpck_require__(420)
+
+const CTRL_I = 0x09
+const CTRL_J = 0x0A
+const CTRL_M = 0x0D
+const CTRL_CHAR_BOUNDARY = 0x1F // the last non-character in the latin1 region of unicode, except DEL
+const CHAR_SP = 0x20
+const CHAR_QUOT = 0x22
+const CHAR_NUM = 0x23
+const CHAR_APOS = 0x27
+const CHAR_PLUS = 0x2B
+const CHAR_COMMA = 0x2C
+const CHAR_HYPHEN = 0x2D
+const CHAR_PERIOD = 0x2E
+const CHAR_0 = 0x30
+const CHAR_1 = 0x31
+const CHAR_7 = 0x37
+const CHAR_9 = 0x39
+const CHAR_COLON = 0x3A
+const CHAR_EQUALS = 0x3D
+const CHAR_A = 0x41
+const CHAR_E = 0x45
+const CHAR_F = 0x46
+const CHAR_T = 0x54
+const CHAR_U = 0x55
+const CHAR_Z = 0x5A
+const CHAR_LOWBAR = 0x5F
+const CHAR_a = 0x61
+const CHAR_b = 0x62
+const CHAR_e = 0x65
+const CHAR_f = 0x66
+const CHAR_i = 0x69
+const CHAR_l = 0x6C
+const CHAR_n = 0x6E
+const CHAR_o = 0x6F
+const CHAR_r = 0x72
+const CHAR_s = 0x73
+const CHAR_t = 0x74
+const CHAR_u = 0x75
+const CHAR_x = 0x78
+const CHAR_z = 0x7A
+const CHAR_LCUB = 0x7B
+const CHAR_RCUB = 0x7D
+const CHAR_LSQB = 0x5B
+const CHAR_BSOL = 0x5C
+const CHAR_RSQB = 0x5D
+const CHAR_DEL = 0x7F
+const SURROGATE_FIRST = 0xD800
+const SURROGATE_LAST = 0xDFFF
+
+const escapes = {
+  [CHAR_b]: '\u0008',
+  [CHAR_t]: '\u0009',
+  [CHAR_n]: '\u000A',
+  [CHAR_f]: '\u000C',
+  [CHAR_r]: '\u000D',
+  [CHAR_QUOT]: '\u0022',
+  [CHAR_BSOL]: '\u005C'
+}
+
+function isDigit (cp) {
+  return cp >= CHAR_0 && cp <= CHAR_9
+}
+function isHexit (cp) {
+  return (cp >= CHAR_A && cp <= CHAR_F) || (cp >= CHAR_a && cp <= CHAR_f) || (cp >= CHAR_0 && cp <= CHAR_9)
+}
+function isBit (cp) {
+  return cp === CHAR_1 || cp === CHAR_0
+}
+function isOctit (cp) {
+  return (cp >= CHAR_0 && cp <= CHAR_7)
+}
+function isAlphaNumQuoteHyphen (cp) {
+  return (cp >= CHAR_A && cp <= CHAR_Z)
+      || (cp >= CHAR_a && cp <= CHAR_z)
+      || (cp >= CHAR_0 && cp <= CHAR_9)
+      || cp === CHAR_APOS
+      || cp === CHAR_QUOT
+      || cp === CHAR_LOWBAR
+      || cp === CHAR_HYPHEN
+}
+function isAlphaNumHyphen (cp) {
+  return (cp >= CHAR_A && cp <= CHAR_Z)
+      || (cp >= CHAR_a && cp <= CHAR_z)
+      || (cp >= CHAR_0 && cp <= CHAR_9)
+      || cp === CHAR_LOWBAR
+      || cp === CHAR_HYPHEN
+}
+const _type = Symbol('type')
+const _declared = Symbol('declared')
+
+const hasOwnProperty = Object.prototype.hasOwnProperty
+const defineProperty = Object.defineProperty
+const descriptor = {configurable: true, enumerable: true, writable: true, value: undefined}
+
+function hasKey (obj, key) {
+  if (hasOwnProperty.call(obj, key)) return true
+  if (key === '__proto__') defineProperty(obj, '__proto__', descriptor)
+  return false
+}
+
+const INLINE_TABLE = Symbol('inline-table')
+function InlineTable () {
+  return Object.defineProperties({}, {
+    [_type]: {value: INLINE_TABLE}
+  })
+}
+function isInlineTable (obj) {
+  if (obj === null || typeof (obj) !== 'object') return false
+  return obj[_type] === INLINE_TABLE
+}
+
+const TABLE = Symbol('table')
+function Table () {
+  return Object.defineProperties({}, {
+    [_type]: {value: TABLE},
+    [_declared]: {value: false, writable: true}
+  })
+}
+function isTable (obj) {
+  if (obj === null || typeof (obj) !== 'object') return false
+  return obj[_type] === TABLE
+}
+
+const _contentType = Symbol('content-type')
+const INLINE_LIST = Symbol('inline-list')
+function InlineList (type) {
+  return Object.defineProperties([], {
+    [_type]: {value: INLINE_LIST},
+    [_contentType]: {value: type}
+  })
+}
+function isInlineList (obj) {
+  if (obj === null || typeof (obj) !== 'object') return false
+  return obj[_type] === INLINE_LIST
+}
+
+const LIST = Symbol('list')
+function List () {
+  return Object.defineProperties([], {
+    [_type]: {value: LIST}
+  })
+}
+function isList (obj) {
+  if (obj === null || typeof (obj) !== 'object') return false
+  return obj[_type] === LIST
+}
+
+// in an eval, to let bundlers not slurp in a util proxy
+let _custom
+try {
+  const utilInspect = eval("require('util').inspect")
+  _custom = utilInspect.custom
+} catch (_) {
+  /* eval require not available in transpiled bundle */
+}
+/* istanbul ignore next */
+const _inspect = _custom || 'inspect'
+
+class BoxedBigInt {
+  constructor (value) {
+    try {
+      this.value = global.BigInt.asIntN(64, value)
+    } catch (_) {
+      /* istanbul ignore next */
+      this.value = null
+    }
+    Object.defineProperty(this, _type, {value: INTEGER})
+  }
+  isNaN () {
+    return this.value === null
+  }
+  /* istanbul ignore next */
+  toString () {
+    return String(this.value)
+  }
+  /* istanbul ignore next */
+  [_inspect] () {
+    return `[BigInt: ${this.toString()}]}`
+  }
+  valueOf () {
+    return this.value
+  }
+}
+
+const INTEGER = Symbol('integer')
+function Integer (value) {
+  let num = Number(value)
+  // -0 is a float thing, not an int thing
+  if (Object.is(num, -0)) num = 0
+  /* istanbul ignore else */
+  if (global.BigInt && !Number.isSafeInteger(num)) {
+    return new BoxedBigInt(value)
+  } else {
+    /* istanbul ignore next */
+    return Object.defineProperties(new Number(num), {
+      isNaN: {value: function () { return isNaN(this) }},
+      [_type]: {value: INTEGER},
+      [_inspect]: {value: () => `[Integer: ${value}]`}
+    })
+  }
+}
+function isInteger (obj) {
+  if (obj === null || typeof (obj) !== 'object') return false
+  return obj[_type] === INTEGER
+}
+
+const FLOAT = Symbol('float')
+function Float (value) {
+  /* istanbul ignore next */
+  return Object.defineProperties(new Number(value), {
+    [_type]: {value: FLOAT},
+    [_inspect]: {value: () => `[Float: ${value}]`}
+  })
+}
+function isFloat (obj) {
+  if (obj === null || typeof (obj) !== 'object') return false
+  return obj[_type] === FLOAT
+}
+
+function tomlType (value) {
+  const type = typeof value
+  if (type === 'object') {
+    /* istanbul ignore if */
+    if (value === null) return 'null'
+    if (value instanceof Date) return 'datetime'
+    /* istanbul ignore else */
+    if (_type in value) {
+      switch (value[_type]) {
+        case INLINE_TABLE: return 'inline-table'
+        case INLINE_LIST: return 'inline-list'
+        /* istanbul ignore next */
+        case TABLE: return 'table'
+        /* istanbul ignore next */
+        case LIST: return 'list'
+        case FLOAT: return 'float'
+        case INTEGER: return 'integer'
+      }
+    }
+  }
+  return type
+}
+
+function makeParserClass (Parser) {
+  class TOMLParser extends Parser {
+    constructor () {
+      super()
+      this.ctx = this.obj = Table()
+    }
+
+    /* MATCH HELPER */
+    atEndOfWord () {
+      return this.char === CHAR_NUM || this.char === CTRL_I || this.char === CHAR_SP || this.atEndOfLine()
+    }
+    atEndOfLine () {
+      return this.char === Parser.END || this.char === CTRL_J || this.char === CTRL_M
+    }
+
+    parseStart () {
+      if (this.char === Parser.END) {
+        return null
+      } else if (this.char === CHAR_LSQB) {
+        return this.call(this.parseTableOrList)
+      } else if (this.char === CHAR_NUM) {
+        return this.call(this.parseComment)
+      } else if (this.char === CTRL_J || this.char === CHAR_SP || this.char === CTRL_I || this.char === CTRL_M) {
+        return null
+      } else if (isAlphaNumQuoteHyphen(this.char)) {
+        return this.callNow(this.parseAssignStatement)
+      } else {
+        throw this.error(new TomlError(`Unknown character "${this.char}"`))
+      }
+    }
+
+    // HELPER, this strips any whitespace and comments to the end of the line
+    // then RETURNS. Last state in a production.
+    parseWhitespaceToEOL () {
+      if (this.char === CHAR_SP || this.char === CTRL_I || this.char === CTRL_M) {
+        return null
+      } else if (this.char === CHAR_NUM) {
+        return this.goto(this.parseComment)
+      } else if (this.char === Parser.END || this.char === CTRL_J) {
+        return this.return()
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected only whitespace or comments till end of line'))
+      }
+    }
+
+    /* ASSIGNMENT: key = value */
+    parseAssignStatement () {
+      return this.callNow(this.parseAssign, this.recordAssignStatement)
+    }
+    recordAssignStatement (kv) {
+      let target = this.ctx
+      let finalKey = kv.key.pop()
+      for (let kw of kv.key) {
+        if (hasKey(target, kw) && (!isTable(target[kw]) || target[kw][_declared])) {
+          throw this.error(new TomlError("Can't redefine existing key"))
+        }
+        target = target[kw] = target[kw] || Table()
+      }
+      if (hasKey(target, finalKey)) {
+        throw this.error(new TomlError("Can't redefine existing key"))
+      }
+      // unbox our numbers
+      if (isInteger(kv.value) || isFloat(kv.value)) {
+        target[finalKey] = kv.value.valueOf()
+      } else {
+        target[finalKey] = kv.value
+      }
+      return this.goto(this.parseWhitespaceToEOL)
+    }
+
+    /* ASSSIGNMENT expression, key = value possibly inside an inline table */
+    parseAssign () {
+      return this.callNow(this.parseKeyword, this.recordAssignKeyword)
+    }
+    recordAssignKeyword (key) {
+      if (this.state.resultTable) {
+        this.state.resultTable.push(key)
+      } else {
+        this.state.resultTable = [key]
+      }
+      return this.goto(this.parseAssignKeywordPreDot)
+    }
+    parseAssignKeywordPreDot () {
+      if (this.char === CHAR_PERIOD) {
+        return this.next(this.parseAssignKeywordPostDot)
+      } else if (this.char !== CHAR_SP && this.char !== CTRL_I) {
+        return this.goto(this.parseAssignEqual)
+      }
+    }
+    parseAssignKeywordPostDot () {
+      if (this.char !== CHAR_SP && this.char !== CTRL_I) {
+        return this.callNow(this.parseKeyword, this.recordAssignKeyword)
+      }
+    }
+
+    parseAssignEqual () {
+      if (this.char === CHAR_EQUALS) {
+        return this.next(this.parseAssignPreValue)
+      } else {
+        throw this.error(new TomlError('Invalid character, expected "="'))
+      }
+    }
+    parseAssignPreValue () {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else {
+        return this.callNow(this.parseValue, this.recordAssignValue)
+      }
+    }
+    recordAssignValue (value) {
+      return this.returnNow({key: this.state.resultTable, value: value})
+    }
+
+    /* COMMENTS: #...eol */
+    parseComment () {
+      do {
+        if (this.char === Parser.END || this.char === CTRL_J) {
+          return this.return()
+        }
+      } while (this.nextChar())
+    }
+
+    /* TABLES AND LISTS, [foo] and [[foo]] */
+    parseTableOrList () {
+      if (this.char === CHAR_LSQB) {
+        this.next(this.parseList)
+      } else {
+        return this.goto(this.parseTable)
+      }
+    }
+
+    /* TABLE [foo.bar.baz] */
+    parseTable () {
+      this.ctx = this.obj
+      return this.goto(this.parseTableNext)
+    }
+    parseTableNext () {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else {
+        return this.callNow(this.parseKeyword, this.parseTableMore)
+      }
+    }
+    parseTableMore (keyword) {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else if (this.char === CHAR_RSQB) {
+        if (hasKey(this.ctx, keyword) && (!isTable(this.ctx[keyword]) || this.ctx[keyword][_declared])) {
+          throw this.error(new TomlError("Can't redefine existing key"))
+        } else {
+          this.ctx = this.ctx[keyword] = this.ctx[keyword] || Table()
+          this.ctx[_declared] = true
+        }
+        return this.next(this.parseWhitespaceToEOL)
+      } else if (this.char === CHAR_PERIOD) {
+        if (!hasKey(this.ctx, keyword)) {
+          this.ctx = this.ctx[keyword] = Table()
+        } else if (isTable(this.ctx[keyword])) {
+          this.ctx = this.ctx[keyword]
+        } else if (isList(this.ctx[keyword])) {
+          this.ctx = this.ctx[keyword][this.ctx[keyword].length - 1]
+        } else {
+          throw this.error(new TomlError("Can't redefine existing key"))
+        }
+        return this.next(this.parseTableNext)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected whitespace, . or ]'))
+      }
+    }
+
+    /* LIST [[a.b.c]] */
+    parseList () {
+      this.ctx = this.obj
+      return this.goto(this.parseListNext)
+    }
+    parseListNext () {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else {
+        return this.callNow(this.parseKeyword, this.parseListMore)
+      }
+    }
+    parseListMore (keyword) {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else if (this.char === CHAR_RSQB) {
+        if (!hasKey(this.ctx, keyword)) {
+          this.ctx[keyword] = List()
+        }
+        if (isInlineList(this.ctx[keyword])) {
+          throw this.error(new TomlError("Can't extend an inline array"))
+        } else if (isList(this.ctx[keyword])) {
+          const next = Table()
+          this.ctx[keyword].push(next)
+          this.ctx = next
+        } else {
+          throw this.error(new TomlError("Can't redefine an existing key"))
+        }
+        return this.next(this.parseListEnd)
+      } else if (this.char === CHAR_PERIOD) {
+        if (!hasKey(this.ctx, keyword)) {
+          this.ctx = this.ctx[keyword] = Table()
+        } else if (isInlineList(this.ctx[keyword])) {
+          throw this.error(new TomlError("Can't extend an inline array"))
+        } else if (isInlineTable(this.ctx[keyword])) {
+          throw this.error(new TomlError("Can't extend an inline table"))
+        } else if (isList(this.ctx[keyword])) {
+          this.ctx = this.ctx[keyword][this.ctx[keyword].length - 1]
+        } else if (isTable(this.ctx[keyword])) {
+          this.ctx = this.ctx[keyword]
+        } else {
+          throw this.error(new TomlError("Can't redefine an existing key"))
+        }
+        return this.next(this.parseListNext)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected whitespace, . or ]'))
+      }
+    }
+    parseListEnd (keyword) {
+      if (this.char === CHAR_RSQB) {
+        return this.next(this.parseWhitespaceToEOL)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected whitespace, . or ]'))
+      }
+    }
+
+    /* VALUE string, number, boolean, inline list, inline object */
+    parseValue () {
+      if (this.char === Parser.END) {
+        throw this.error(new TomlError('Key without value'))
+      } else if (this.char === CHAR_QUOT) {
+        return this.next(this.parseDoubleString)
+      } if (this.char === CHAR_APOS) {
+        return this.next(this.parseSingleString)
+      } else if (this.char === CHAR_HYPHEN || this.char === CHAR_PLUS) {
+        return this.goto(this.parseNumberSign)
+      } else if (this.char === CHAR_i) {
+        return this.next(this.parseInf)
+      } else if (this.char === CHAR_n) {
+        return this.next(this.parseNan)
+      } else if (isDigit(this.char)) {
+        return this.goto(this.parseNumberOrDateTime)
+      } else if (this.char === CHAR_t || this.char === CHAR_f) {
+        return this.goto(this.parseBoolean)
+      } else if (this.char === CHAR_LSQB) {
+        return this.call(this.parseInlineList, this.recordValue)
+      } else if (this.char === CHAR_LCUB) {
+        return this.call(this.parseInlineTable, this.recordValue)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expecting string, number, datetime, boolean, inline array or inline table'))
+      }
+    }
+    recordValue (value) {
+      return this.returnNow(value)
+    }
+
+    parseInf () {
+      if (this.char === CHAR_n) {
+        return this.next(this.parseInf2)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected "inf", "+inf" or "-inf"'))
+      }
+    }
+    parseInf2 () {
+      if (this.char === CHAR_f) {
+        if (this.state.buf === '-') {
+          return this.return(-Infinity)
+        } else {
+          return this.return(Infinity)
+        }
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected "inf", "+inf" or "-inf"'))
+      }
+    }
+
+    parseNan () {
+      if (this.char === CHAR_a) {
+        return this.next(this.parseNan2)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected "nan"'))
+      }
+    }
+    parseNan2 () {
+      if (this.char === CHAR_n) {
+        return this.return(NaN)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected "nan"'))
+      }
+    }
+
+    /* KEYS, barewords or basic, literal, or dotted */
+    parseKeyword () {
+      if (this.char === CHAR_QUOT) {
+        return this.next(this.parseBasicString)
+      } else if (this.char === CHAR_APOS) {
+        return this.next(this.parseLiteralString)
+      } else {
+        return this.goto(this.parseBareKey)
+      }
+    }
+
+    /* KEYS: barewords */
+    parseBareKey () {
+      do {
+        if (this.char === Parser.END) {
+          throw this.error(new TomlError('Key ended without value'))
+        } else if (isAlphaNumHyphen(this.char)) {
+          this.consume()
+        } else if (this.state.buf.length === 0) {
+          throw this.error(new TomlError('Empty bare keys are not allowed'))
+        } else {
+          return this.returnNow()
+        }
+      } while (this.nextChar())
+    }
+
+    /* STRINGS, single quoted (literal) */
+    parseSingleString () {
+      if (this.char === CHAR_APOS) {
+        return this.next(this.parseLiteralMultiStringMaybe)
+      } else {
+        return this.goto(this.parseLiteralString)
+      }
+    }
+    parseLiteralString () {
+      do {
+        if (this.char === CHAR_APOS) {
+          return this.return()
+        } else if (this.atEndOfLine()) {
+          throw this.error(new TomlError('Unterminated string'))
+        } else if (this.char === CHAR_DEL || (this.char <= CTRL_CHAR_BOUNDARY && this.char !== CTRL_I)) {
+          throw this.errorControlCharInString()
+        } else {
+          this.consume()
+        }
+      } while (this.nextChar())
+    }
+    parseLiteralMultiStringMaybe () {
+      if (this.char === CHAR_APOS) {
+        return this.next(this.parseLiteralMultiString)
+      } else {
+        return this.returnNow()
+      }
+    }
+    parseLiteralMultiString () {
+      if (this.char === CTRL_M) {
+        return null
+      } else if (this.char === CTRL_J) {
+        return this.next(this.parseLiteralMultiStringContent)
+      } else {
+        return this.goto(this.parseLiteralMultiStringContent)
+      }
+    }
+    parseLiteralMultiStringContent () {
+      do {
+        if (this.char === CHAR_APOS) {
+          return this.next(this.parseLiteralMultiEnd)
+        } else if (this.char === Parser.END) {
+          throw this.error(new TomlError('Unterminated multi-line string'))
+        } else if (this.char === CHAR_DEL || (this.char <= CTRL_CHAR_BOUNDARY && this.char !== CTRL_I && this.char !== CTRL_J && this.char !== CTRL_M)) {
+          throw this.errorControlCharInString()
+        } else {
+          this.consume()
+        }
+      } while (this.nextChar())
+    }
+    parseLiteralMultiEnd () {
+      if (this.char === CHAR_APOS) {
+        return this.next(this.parseLiteralMultiEnd2)
+      } else {
+        this.state.buf += "'"
+        return this.goto(this.parseLiteralMultiStringContent)
+      }
+    }
+    parseLiteralMultiEnd2 () {
+      if (this.char === CHAR_APOS) {
+        return this.return()
+      } else {
+        this.state.buf += "''"
+        return this.goto(this.parseLiteralMultiStringContent)
+      }
+    }
+
+    /* STRINGS double quoted */
+    parseDoubleString () {
+      if (this.char === CHAR_QUOT) {
+        return this.next(this.parseMultiStringMaybe)
+      } else {
+        return this.goto(this.parseBasicString)
+      }
+    }
+    parseBasicString () {
+      do {
+        if (this.char === CHAR_BSOL) {
+          return this.call(this.parseEscape, this.recordEscapeReplacement)
+        } else if (this.char === CHAR_QUOT) {
+          return this.return()
+        } else if (this.atEndOfLine()) {
+          throw this.error(new TomlError('Unterminated string'))
+        } else if (this.char === CHAR_DEL || (this.char <= CTRL_CHAR_BOUNDARY && this.char !== CTRL_I)) {
+          throw this.errorControlCharInString()
+        } else {
+          this.consume()
+        }
+      } while (this.nextChar())
+    }
+    recordEscapeReplacement (replacement) {
+      this.state.buf += replacement
+      return this.goto(this.parseBasicString)
+    }
+    parseMultiStringMaybe () {
+      if (this.char === CHAR_QUOT) {
+        return this.next(this.parseMultiString)
+      } else {
+        return this.returnNow()
+      }
+    }
+    parseMultiString () {
+      if (this.char === CTRL_M) {
+        return null
+      } else if (this.char === CTRL_J) {
+        return this.next(this.parseMultiStringContent)
+      } else {
+        return this.goto(this.parseMultiStringContent)
+      }
+    }
+    parseMultiStringContent () {
+      do {
+        if (this.char === CHAR_BSOL) {
+          return this.call(this.parseMultiEscape, this.recordMultiEscapeReplacement)
+        } else if (this.char === CHAR_QUOT) {
+          return this.next(this.parseMultiEnd)
+        } else if (this.char === Parser.END) {
+          throw this.error(new TomlError('Unterminated multi-line string'))
+        } else if (this.char === CHAR_DEL || (this.char <= CTRL_CHAR_BOUNDARY && this.char !== CTRL_I && this.char !== CTRL_J && this.char !== CTRL_M)) {
+          throw this.errorControlCharInString()
+        } else {
+          this.consume()
+        }
+      } while (this.nextChar())
+    }
+    errorControlCharInString () {
+      let displayCode = '\\u00'
+      if (this.char < 16) {
+        displayCode += '0'
+      }
+      displayCode += this.char.toString(16)
+
+      return this.error(new TomlError(`Control characters (codes < 0x1f and 0x7f) are not allowed in strings, use ${displayCode} instead`))
+    }
+    recordMultiEscapeReplacement (replacement) {
+      this.state.buf += replacement
+      return this.goto(this.parseMultiStringContent)
+    }
+    parseMultiEnd () {
+      if (this.char === CHAR_QUOT) {
+        return this.next(this.parseMultiEnd2)
+      } else {
+        this.state.buf += '"'
+        return this.goto(this.parseMultiStringContent)
+      }
+    }
+    parseMultiEnd2 () {
+      if (this.char === CHAR_QUOT) {
+        return this.return()
+      } else {
+        this.state.buf += '""'
+        return this.goto(this.parseMultiStringContent)
+      }
+    }
+    parseMultiEscape () {
+      if (this.char === CTRL_M || this.char === CTRL_J) {
+        return this.next(this.parseMultiTrim)
+      } else if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return this.next(this.parsePreMultiTrim)
+      } else {
+        return this.goto(this.parseEscape)
+      }
+    }
+    parsePreMultiTrim () {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else if (this.char === CTRL_M || this.char === CTRL_J) {
+        return this.next(this.parseMultiTrim)
+      } else {
+        throw this.error(new TomlError("Can't escape whitespace"))
+      }
+    }
+    parseMultiTrim () {
+      // explicitly whitespace here, END should follow the same path as chars
+      if (this.char === CTRL_J || this.char === CHAR_SP || this.char === CTRL_I || this.char === CTRL_M) {
+        return null
+      } else {
+        return this.returnNow()
+      }
+    }
+    parseEscape () {
+      if (this.char in escapes) {
+        return this.return(escapes[this.char])
+      } else if (this.char === CHAR_u) {
+        return this.call(this.parseSmallUnicode, this.parseUnicodeReturn)
+      } else if (this.char === CHAR_U) {
+        return this.call(this.parseLargeUnicode, this.parseUnicodeReturn)
+      } else {
+        throw this.error(new TomlError('Unknown escape character: ' + this.char))
+      }
+    }
+    parseUnicodeReturn (char) {
+      try {
+        const codePoint = parseInt(char, 16)
+        if (codePoint >= SURROGATE_FIRST && codePoint <= SURROGATE_LAST) {
+          throw this.error(new TomlError('Invalid unicode, character in range 0xD800 - 0xDFFF is reserved'))
+        }
+        return this.returnNow(String.fromCodePoint(codePoint))
+      } catch (err) {
+        throw this.error(TomlError.wrap(err))
+      }
+    }
+    parseSmallUnicode () {
+      if (!isHexit(this.char)) {
+        throw this.error(new TomlError('Invalid character in unicode sequence, expected hex'))
+      } else {
+        this.consume()
+        if (this.state.buf.length >= 4) return this.return()
+      }
+    }
+    parseLargeUnicode () {
+      if (!isHexit(this.char)) {
+        throw this.error(new TomlError('Invalid character in unicode sequence, expected hex'))
+      } else {
+        this.consume()
+        if (this.state.buf.length >= 8) return this.return()
+      }
+    }
+
+    /* NUMBERS */
+    parseNumberSign () {
+      this.consume()
+      return this.next(this.parseMaybeSignedInfOrNan)
+    }
+    parseMaybeSignedInfOrNan () {
+      if (this.char === CHAR_i) {
+        return this.next(this.parseInf)
+      } else if (this.char === CHAR_n) {
+        return this.next(this.parseNan)
+      } else {
+        return this.callNow(this.parseNoUnder, this.parseNumberIntegerStart)
+      }
+    }
+    parseNumberIntegerStart () {
+      if (this.char === CHAR_0) {
+        this.consume()
+        return this.next(this.parseNumberIntegerExponentOrDecimal)
+      } else {
+        return this.goto(this.parseNumberInteger)
+      }
+    }
+    parseNumberIntegerExponentOrDecimal () {
+      if (this.char === CHAR_PERIOD) {
+        this.consume()
+        return this.call(this.parseNoUnder, this.parseNumberFloat)
+      } else if (this.char === CHAR_E || this.char === CHAR_e) {
+        this.consume()
+        return this.next(this.parseNumberExponentSign)
+      } else {
+        return this.returnNow(Integer(this.state.buf))
+      }
+    }
+    parseNumberInteger () {
+      if (isDigit(this.char)) {
+        this.consume()
+      } else if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnder)
+      } else if (this.char === CHAR_E || this.char === CHAR_e) {
+        this.consume()
+        return this.next(this.parseNumberExponentSign)
+      } else if (this.char === CHAR_PERIOD) {
+        this.consume()
+        return this.call(this.parseNoUnder, this.parseNumberFloat)
+      } else {
+        const result = Integer(this.state.buf)
+        /* istanbul ignore if */
+        if (result.isNaN()) {
+          throw this.error(new TomlError('Invalid number'))
+        } else {
+          return this.returnNow(result)
+        }
+      }
+    }
+    parseNoUnder () {
+      if (this.char === CHAR_LOWBAR || this.char === CHAR_PERIOD || this.char === CHAR_E || this.char === CHAR_e) {
+        throw this.error(new TomlError('Unexpected character, expected digit'))
+      } else if (this.atEndOfWord()) {
+        throw this.error(new TomlError('Incomplete number'))
+      }
+      return this.returnNow()
+    }
+    parseNoUnderHexOctBinLiteral () {
+      if (this.char === CHAR_LOWBAR || this.char === CHAR_PERIOD) {
+        throw this.error(new TomlError('Unexpected character, expected digit'))
+      } else if (this.atEndOfWord()) {
+        throw this.error(new TomlError('Incomplete number'))
+      }
+      return this.returnNow()
+    }
+    parseNumberFloat () {
+      if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnder, this.parseNumberFloat)
+      } else if (isDigit(this.char)) {
+        this.consume()
+      } else if (this.char === CHAR_E || this.char === CHAR_e) {
+        this.consume()
+        return this.next(this.parseNumberExponentSign)
+      } else {
+        return this.returnNow(Float(this.state.buf))
+      }
+    }
+    parseNumberExponentSign () {
+      if (isDigit(this.char)) {
+        return this.goto(this.parseNumberExponent)
+      } else if (this.char === CHAR_HYPHEN || this.char === CHAR_PLUS) {
+        this.consume()
+        this.call(this.parseNoUnder, this.parseNumberExponent)
+      } else {
+        throw this.error(new TomlError('Unexpected character, expected -, + or digit'))
+      }
+    }
+    parseNumberExponent () {
+      if (isDigit(this.char)) {
+        this.consume()
+      } else if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnder)
+      } else {
+        return this.returnNow(Float(this.state.buf))
+      }
+    }
+
+    /* NUMBERS or DATETIMES  */
+    parseNumberOrDateTime () {
+      if (this.char === CHAR_0) {
+        this.consume()
+        return this.next(this.parseNumberBaseOrDateTime)
+      } else {
+        return this.goto(this.parseNumberOrDateTimeOnly)
+      }
+    }
+    parseNumberOrDateTimeOnly () {
+      // note, if two zeros are in a row then it MUST be a date
+      if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnder, this.parseNumberInteger)
+      } else if (isDigit(this.char)) {
+        this.consume()
+        if (this.state.buf.length > 4) this.next(this.parseNumberInteger)
+      } else if (this.char === CHAR_E || this.char === CHAR_e) {
+        this.consume()
+        return this.next(this.parseNumberExponentSign)
+      } else if (this.char === CHAR_PERIOD) {
+        this.consume()
+        return this.call(this.parseNoUnder, this.parseNumberFloat)
+      } else if (this.char === CHAR_HYPHEN) {
+        return this.goto(this.parseDateTime)
+      } else if (this.char === CHAR_COLON) {
+        return this.goto(this.parseOnlyTimeHour)
+      } else {
+        return this.returnNow(Integer(this.state.buf))
+      }
+    }
+    parseDateTimeOnly () {
+      if (this.state.buf.length < 4) {
+        if (isDigit(this.char)) {
+          return this.consume()
+        } else if (this.char === CHAR_COLON) {
+          return this.goto(this.parseOnlyTimeHour)
+        } else {
+          throw this.error(new TomlError('Expected digit while parsing year part of a date'))
+        }
+      } else {
+        if (this.char === CHAR_HYPHEN) {
+          return this.goto(this.parseDateTime)
+        } else {
+          throw this.error(new TomlError('Expected hyphen (-) while parsing year part of date'))
+        }
+      }
+    }
+    parseNumberBaseOrDateTime () {
+      if (this.char === CHAR_b) {
+        this.consume()
+        return this.call(this.parseNoUnderHexOctBinLiteral, this.parseIntegerBin)
+      } else if (this.char === CHAR_o) {
+        this.consume()
+        return this.call(this.parseNoUnderHexOctBinLiteral, this.parseIntegerOct)
+      } else if (this.char === CHAR_x) {
+        this.consume()
+        return this.call(this.parseNoUnderHexOctBinLiteral, this.parseIntegerHex)
+      } else if (this.char === CHAR_PERIOD) {
+        return this.goto(this.parseNumberInteger)
+      } else if (isDigit(this.char)) {
+        return this.goto(this.parseDateTimeOnly)
+      } else {
+        return this.returnNow(Integer(this.state.buf))
+      }
+    }
+    parseIntegerHex () {
+      if (isHexit(this.char)) {
+        this.consume()
+      } else if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnderHexOctBinLiteral)
+      } else {
+        const result = Integer(this.state.buf)
+        /* istanbul ignore if */
+        if (result.isNaN()) {
+          throw this.error(new TomlError('Invalid number'))
+        } else {
+          return this.returnNow(result)
+        }
+      }
+    }
+    parseIntegerOct () {
+      if (isOctit(this.char)) {
+        this.consume()
+      } else if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnderHexOctBinLiteral)
+      } else {
+        const result = Integer(this.state.buf)
+        /* istanbul ignore if */
+        if (result.isNaN()) {
+          throw this.error(new TomlError('Invalid number'))
+        } else {
+          return this.returnNow(result)
+        }
+      }
+    }
+    parseIntegerBin () {
+      if (isBit(this.char)) {
+        this.consume()
+      } else if (this.char === CHAR_LOWBAR) {
+        return this.call(this.parseNoUnderHexOctBinLiteral)
+      } else {
+        const result = Integer(this.state.buf)
+        /* istanbul ignore if */
+        if (result.isNaN()) {
+          throw this.error(new TomlError('Invalid number'))
+        } else {
+          return this.returnNow(result)
+        }
+      }
+    }
+
+    /* DATETIME */
+    parseDateTime () {
+      // we enter here having just consumed the year and about to consume the hyphen
+      if (this.state.buf.length < 4) {
+        throw this.error(new TomlError('Years less than 1000 must be zero padded to four characters'))
+      }
+      this.state.result = this.state.buf
+      this.state.buf = ''
+      return this.next(this.parseDateMonth)
+    }
+    parseDateMonth () {
+      if (this.char === CHAR_HYPHEN) {
+        if (this.state.buf.length < 2) {
+          throw this.error(new TomlError('Months less than 10 must be zero padded to two characters'))
+        }
+        this.state.result += '-' + this.state.buf
+        this.state.buf = ''
+        return this.next(this.parseDateDay)
+      } else if (isDigit(this.char)) {
+        this.consume()
+      } else {
+        throw this.error(new TomlError('Incomplete datetime'))
+      }
+    }
+    parseDateDay () {
+      if (this.char === CHAR_T || this.char === CHAR_SP) {
+        if (this.state.buf.length < 2) {
+          throw this.error(new TomlError('Days less than 10 must be zero padded to two characters'))
+        }
+        this.state.result += '-' + this.state.buf
+        this.state.buf = ''
+        return this.next(this.parseStartTimeHour)
+      } else if (this.atEndOfWord()) {
+        return this.returnNow(createDate(this.state.result + '-' + this.state.buf))
+      } else if (isDigit(this.char)) {
+        this.consume()
+      } else {
+        throw this.error(new TomlError('Incomplete datetime'))
+      }
+    }
+    parseStartTimeHour () {
+      if (this.atEndOfWord()) {
+        return this.returnNow(createDate(this.state.result))
+      } else {
+        return this.goto(this.parseTimeHour)
+      }
+    }
+    parseTimeHour () {
+      if (this.char === CHAR_COLON) {
+        if (this.state.buf.length < 2) {
+          throw this.error(new TomlError('Hours less than 10 must be zero padded to two characters'))
+        }
+        this.state.result += 'T' + this.state.buf
+        this.state.buf = ''
+        return this.next(this.parseTimeMin)
+      } else if (isDigit(this.char)) {
+        this.consume()
+      } else {
+        throw this.error(new TomlError('Incomplete datetime'))
+      }
+    }
+    parseTimeMin () {
+      if (this.state.buf.length < 2 && isDigit(this.char)) {
+        this.consume()
+      } else if (this.state.buf.length === 2 && this.char === CHAR_COLON) {
+        this.state.result += ':' + this.state.buf
+        this.state.buf = ''
+        return this.next(this.parseTimeSec)
+      } else {
+        throw this.error(new TomlError('Incomplete datetime'))
+      }
+    }
+    parseTimeSec () {
+      if (isDigit(this.char)) {
+        this.consume()
+        if (this.state.buf.length === 2) {
+          this.state.result += ':' + this.state.buf
+          this.state.buf = ''
+          return this.next(this.parseTimeZoneOrFraction)
+        }
+      } else {
+        throw this.error(new TomlError('Incomplete datetime'))
+      }
+    }
+
+    parseOnlyTimeHour () {
+      /* istanbul ignore else */
+      if (this.char === CHAR_COLON) {
+        if (this.state.buf.length < 2) {
+          throw this.error(new TomlError('Hours less than 10 must be zero padded to two characters'))
+        }
+        this.state.result = this.state.buf
+        this.state.buf = ''
+        return this.next(this.parseOnlyTimeMin)
+      } else {
+        throw this.error(new TomlError('Incomplete time'))
+      }
+    }
+    parseOnlyTimeMin () {
+      if (this.state.buf.length < 2 && isDigit(this.char)) {
+        this.consume()
+      } else if (this.state.buf.length === 2 && this.char === CHAR_COLON) {
+        this.state.result += ':' + this.state.buf
+        this.state.buf = ''
+        return this.next(this.parseOnlyTimeSec)
+      } else {
+        throw this.error(new TomlError('Incomplete time'))
+      }
+    }
+    parseOnlyTimeSec () {
+      if (isDigit(this.char)) {
+        this.consume()
+        if (this.state.buf.length === 2) {
+          return this.next(this.parseOnlyTimeFractionMaybe)
+        }
+      } else {
+        throw this.error(new TomlError('Incomplete time'))
+      }
+    }
+    parseOnlyTimeFractionMaybe () {
+      this.state.result += ':' + this.state.buf
+      if (this.char === CHAR_PERIOD) {
+        this.state.buf = ''
+        this.next(this.parseOnlyTimeFraction)
+      } else {
+        return this.return(createTime(this.state.result))
+      }
+    }
+    parseOnlyTimeFraction () {
+      if (isDigit(this.char)) {
+        this.consume()
+      } else if (this.atEndOfWord()) {
+        if (this.state.buf.length === 0) throw this.error(new TomlError('Expected digit in milliseconds'))
+        return this.returnNow(createTime(this.state.result + '.' + this.state.buf))
+      } else {
+        throw this.error(new TomlError('Unexpected character in datetime, expected period (.), minus (-), plus (+) or Z'))
+      }
+    }
+
+    parseTimeZoneOrFraction () {
+      if (this.char === CHAR_PERIOD) {
+        this.consume()
+        this.next(this.parseDateTimeFraction)
+      } else if (this.char === CHAR_HYPHEN || this.char === CHAR_PLUS) {
+        this.consume()
+        this.next(this.parseTimeZoneHour)
+      } else if (this.char === CHAR_Z) {
+        this.consume()
+        return this.return(createDateTime(this.state.result + this.state.buf))
+      } else if (this.atEndOfWord()) {
+        return this.returnNow(createDateTimeFloat(this.state.result + this.state.buf))
+      } else {
+        throw this.error(new TomlError('Unexpected character in datetime, expected period (.), minus (-), plus (+) or Z'))
+      }
+    }
+    parseDateTimeFraction () {
+      if (isDigit(this.char)) {
+        this.consume()
+      } else if (this.state.buf.length === 1) {
+        throw this.error(new TomlError('Expected digit in milliseconds'))
+      } else if (this.char === CHAR_HYPHEN || this.char === CHAR_PLUS) {
+        this.consume()
+        this.next(this.parseTimeZoneHour)
+      } else if (this.char === CHAR_Z) {
+        this.consume()
+        return this.return(createDateTime(this.state.result + this.state.buf))
+      } else if (this.atEndOfWord()) {
+        return this.returnNow(createDateTimeFloat(this.state.result + this.state.buf))
+      } else {
+        throw this.error(new TomlError('Unexpected character in datetime, expected period (.), minus (-), plus (+) or Z'))
+      }
+    }
+    parseTimeZoneHour () {
+      if (isDigit(this.char)) {
+        this.consume()
+        // FIXME: No more regexps
+        if (/\d\d$/.test(this.state.buf)) return this.next(this.parseTimeZoneSep)
+      } else {
+        throw this.error(new TomlError('Unexpected character in datetime, expected digit'))
+      }
+    }
+    parseTimeZoneSep () {
+      if (this.char === CHAR_COLON) {
+        this.consume()
+        this.next(this.parseTimeZoneMin)
+      } else {
+        throw this.error(new TomlError('Unexpected character in datetime, expected colon'))
+      }
+    }
+    parseTimeZoneMin () {
+      if (isDigit(this.char)) {
+        this.consume()
+        if (/\d\d$/.test(this.state.buf)) return this.return(createDateTime(this.state.result + this.state.buf))
+      } else {
+        throw this.error(new TomlError('Unexpected character in datetime, expected digit'))
+      }
+    }
+
+    /* BOOLEAN */
+    parseBoolean () {
+      /* istanbul ignore else */
+      if (this.char === CHAR_t) {
+        this.consume()
+        return this.next(this.parseTrue_r)
+      } else if (this.char === CHAR_f) {
+        this.consume()
+        return this.next(this.parseFalse_a)
+      }
+    }
+    parseTrue_r () {
+      if (this.char === CHAR_r) {
+        this.consume()
+        return this.next(this.parseTrue_u)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+    parseTrue_u () {
+      if (this.char === CHAR_u) {
+        this.consume()
+        return this.next(this.parseTrue_e)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+    parseTrue_e () {
+      if (this.char === CHAR_e) {
+        return this.return(true)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+
+    parseFalse_a () {
+      if (this.char === CHAR_a) {
+        this.consume()
+        return this.next(this.parseFalse_l)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+
+    parseFalse_l () {
+      if (this.char === CHAR_l) {
+        this.consume()
+        return this.next(this.parseFalse_s)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+
+    parseFalse_s () {
+      if (this.char === CHAR_s) {
+        this.consume()
+        return this.next(this.parseFalse_e)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+
+    parseFalse_e () {
+      if (this.char === CHAR_e) {
+        return this.return(false)
+      } else {
+        throw this.error(new TomlError('Invalid boolean, expected true or false'))
+      }
+    }
+
+    /* INLINE LISTS */
+    parseInlineList () {
+      if (this.char === CHAR_SP || this.char === CTRL_I || this.char === CTRL_M || this.char === CTRL_J) {
+        return null
+      } else if (this.char === Parser.END) {
+        throw this.error(new TomlError('Unterminated inline array'))
+      } else if (this.char === CHAR_NUM) {
+        return this.call(this.parseComment)
+      } else if (this.char === CHAR_RSQB) {
+        return this.return(this.state.resultArr || InlineList())
+      } else {
+        return this.callNow(this.parseValue, this.recordInlineListValue)
+      }
+    }
+    recordInlineListValue (value) {
+      if (this.state.resultArr) {
+        const listType = this.state.resultArr[_contentType]
+        const valueType = tomlType(value)
+        if (listType !== valueType) {
+          throw this.error(new TomlError(`Inline lists must be a single type, not a mix of ${listType} and ${valueType}`))
+        }
+      } else {
+        this.state.resultArr = InlineList(tomlType(value))
+      }
+      if (isFloat(value) || isInteger(value)) {
+        // unbox now that we've verified they're ok
+        this.state.resultArr.push(value.valueOf())
+      } else {
+        this.state.resultArr.push(value)
+      }
+      return this.goto(this.parseInlineListNext)
+    }
+    parseInlineListNext () {
+      if (this.char === CHAR_SP || this.char === CTRL_I || this.char === CTRL_M || this.char === CTRL_J) {
+        return null
+      } else if (this.char === CHAR_NUM) {
+        return this.call(this.parseComment)
+      } else if (this.char === CHAR_COMMA) {
+        return this.next(this.parseInlineList)
+      } else if (this.char === CHAR_RSQB) {
+        return this.goto(this.parseInlineList)
+      } else {
+        throw this.error(new TomlError('Invalid character, expected whitespace, comma (,) or close bracket (])'))
+      }
+    }
+
+    /* INLINE TABLE */
+    parseInlineTable () {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else if (this.char === Parser.END || this.char === CHAR_NUM || this.char === CTRL_J || this.char === CTRL_M) {
+        throw this.error(new TomlError('Unterminated inline array'))
+      } else if (this.char === CHAR_RCUB) {
+        return this.return(this.state.resultTable || InlineTable())
+      } else {
+        if (!this.state.resultTable) this.state.resultTable = InlineTable()
+        return this.callNow(this.parseAssign, this.recordInlineTableValue)
+      }
+    }
+    recordInlineTableValue (kv) {
+      let target = this.state.resultTable
+      let finalKey = kv.key.pop()
+      for (let kw of kv.key) {
+        if (hasKey(target, kw) && (!isTable(target[kw]) || target[kw][_declared])) {
+          throw this.error(new TomlError("Can't redefine existing key"))
+        }
+        target = target[kw] = target[kw] || Table()
+      }
+      if (hasKey(target, finalKey)) {
+        throw this.error(new TomlError("Can't redefine existing key"))
+      }
+      if (isInteger(kv.value) || isFloat(kv.value)) {
+        target[finalKey] = kv.value.valueOf()
+      } else {
+        target[finalKey] = kv.value
+      }
+      return this.goto(this.parseInlineTableNext)
+    }
+    parseInlineTableNext () {
+      if (this.char === CHAR_SP || this.char === CTRL_I) {
+        return null
+      } else if (this.char === Parser.END || this.char === CHAR_NUM || this.char === CTRL_J || this.char === CTRL_M) {
+        throw this.error(new TomlError('Unterminated inline array'))
+      } else if (this.char === CHAR_COMMA) {
+        return this.next(this.parseInlineTable)
+      } else if (this.char === CHAR_RCUB) {
+        return this.goto(this.parseInlineTable)
+      } else {
+        throw this.error(new TomlError('Invalid character, expected whitespace, comma (,) or close bracket (])'))
+      }
+    }
+  }
+  return TOMLParser
+}
+
+
+/***/ }),
+
+/***/ 7072:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+module.exports = parseAsync
+
+const TOMLParser = __nccwpck_require__(2862)
+const prettyError = __nccwpck_require__(7349)
+
+function parseAsync (str, opts) {
+  if (!opts) opts = {}
+  const index = 0
+  const blocksize = opts.blocksize || 40960
+  const parser = new TOMLParser()
+  return new Promise((resolve, reject) => {
+    setImmediate(parseAsyncNext, index, blocksize, resolve, reject)
+  })
+  function parseAsyncNext (index, blocksize, resolve, reject) {
+    if (index >= str.length) {
+      try {
+        return resolve(parser.finish())
+      } catch (err) {
+        return reject(prettyError(err, str))
+      }
+    }
+    try {
+      parser.parse(str.slice(index, index + blocksize))
+      setImmediate(parseAsyncNext, index + blocksize, blocksize, resolve, reject)
+    } catch (err) {
+      reject(prettyError(err, str))
+    }
+  }
+}
+
+
+/***/ }),
+
+/***/ 7349:
+/***/ ((module) => {
+
+"use strict";
+
+module.exports = prettyError
+
+function prettyError (err, buf) {
+  /* istanbul ignore if */
+  if (err.pos == null || err.line == null) return err
+  let msg = err.message
+  msg += ` at row ${err.line + 1}, col ${err.col + 1}, pos ${err.pos}:\n`
+
+  /* istanbul ignore else */
+  if (buf && buf.split) {
+    const lines = buf.split(/\n/)
+    const lineNumWidth = String(Math.min(lines.length, err.line + 3)).length
+    let linePadding = ' '
+    while (linePadding.length < lineNumWidth) linePadding += ' '
+    for (let ii = Math.max(0, err.line - 1); ii < Math.min(lines.length, err.line + 2); ++ii) {
+      let lineNum = String(ii + 1)
+      if (lineNum.length < lineNumWidth) lineNum = ' ' + lineNum
+      if (err.line === ii) {
+        msg += lineNum + '> ' + lines[ii] + '\n'
+        msg += linePadding + '  '
+        for (let hh = 0; hh < err.col; ++hh) {
+          msg += ' '
+        }
+        msg += '^\n'
+      } else {
+        msg += lineNum + ': ' + lines[ii] + '\n'
+      }
+    }
+  }
+  err.message = msg + '\n'
+  return err
+}
+
+
+/***/ }),
+
+/***/ 6874:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+module.exports = parseStream
+
+const stream = __nccwpck_require__(2203)
+const TOMLParser = __nccwpck_require__(2862)
+
+function parseStream (stm) {
+  if (stm) {
+    return parseReadable(stm)
+  } else {
+    return parseTransform(stm)
+  }
+}
+
+function parseReadable (stm) {
+  const parser = new TOMLParser()
+  stm.setEncoding('utf8')
+  return new Promise((resolve, reject) => {
+    let readable
+    let ended = false
+    let errored = false
+    function finish () {
+      ended = true
+      if (readable) return
+      try {
+        resolve(parser.finish())
+      } catch (err) {
+        reject(err)
+      }
+    }
+    function error (err) {
+      errored = true
+      reject(err)
+    }
+    stm.once('end', finish)
+    stm.once('error', error)
+    readNext()
+
+    function readNext () {
+      readable = true
+      let data
+      while ((data = stm.read()) !== null) {
+        try {
+          parser.parse(data)
+        } catch (err) {
+          return error(err)
+        }
+      }
+      readable = false
+      /* istanbul ignore if */
+      if (ended) return finish()
+      /* istanbul ignore if */
+      if (errored) return
+      stm.once('readable', readNext)
+    }
+  })
+}
+
+function parseTransform () {
+  const parser = new TOMLParser()
+  return new stream.Transform({
+    objectMode: true,
+    transform (chunk, encoding, cb) {
+      try {
+        parser.parse(chunk.toString(encoding))
+      } catch (err) {
+        this.emit('error', err)
+      }
+      cb()
+    },
+    flush (cb) {
+      try {
+        this.push(parser.finish())
+      } catch (err) {
+        this.emit('error', err)
+      }
+      cb()
+    }
+  })
+}
+
+
+/***/ }),
+
+/***/ 4171:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+module.exports = parseString
+
+const TOMLParser = __nccwpck_require__(2862)
+const prettyError = __nccwpck_require__(7349)
+
+function parseString (str) {
+  if (global.Buffer && global.Buffer.isBuffer(str)) {
+    str = str.toString('utf8')
+  }
+  const parser = new TOMLParser()
+  try {
+    parser.parse(str)
+    return parser.finish()
+  } catch (err) {
+    throw prettyError(err, str)
+  }
+}
+
+
+/***/ }),
+
+/***/ 9185:
+/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+
+"use strict";
+
+module.exports = __nccwpck_require__(4171)
+module.exports.async = __nccwpck_require__(7072)
+module.exports.stream = __nccwpck_require__(6874)
+module.exports.prettyError = __nccwpck_require__(7349)
+
+
+/***/ }),
+
+/***/ 3887:
+/***/ ((module) => {
+
+"use strict";
+
+module.exports = stringify
+module.exports.value = stringifyInline
+
+function stringify (obj) {
+  if (obj === null) throw typeError('null')
+  if (obj === void (0)) throw typeError('undefined')
+  if (typeof obj !== 'object') throw typeError(typeof obj)
+
+  if (typeof obj.toJSON === 'function') obj = obj.toJSON()
+  if (obj == null) return null
+  const type = tomlType(obj)
+  if (type !== 'table') throw typeError(type)
+  return stringifyObject('', '', obj)
+}
+
+function typeError (type) {
+  return new Error('Can only stringify objects, not ' + type)
+}
+
+function arrayOneTypeError () {
+  return new Error("Array values can't have mixed types")
+}
+
+function getInlineKeys (obj) {
+  return Object.keys(obj).filter(key => isInline(obj[key]))
+}
+function getComplexKeys (obj) {
+  return Object.keys(obj).filter(key => !isInline(obj[key]))
+}
+
+function toJSON (obj) {
+  let nobj = Array.isArray(obj) ? [] : Object.prototype.hasOwnProperty.call(obj, '__proto__') ? {['__proto__']: undefined} : {}
+  for (let prop of Object.keys(obj)) {
+    if (obj[prop] && typeof obj[prop].toJSON === 'function' && !('toISOString' in obj[prop])) {
+      nobj[prop] = obj[prop].toJSON()
+    } else {
+      nobj[prop] = obj[prop]
+    }
+  }
+  return nobj
+}
+
+function stringifyObject (prefix, indent, obj) {
+  obj = toJSON(obj)
+  var inlineKeys
+  var complexKeys
+  inlineKeys = getInlineKeys(obj)
+  complexKeys = getComplexKeys(obj)
+  var result = []
+  var inlineIndent = indent || ''
+  inlineKeys.forEach(key => {
+    var type = tomlType(obj[key])
+    if (type !== 'undefined' && type !== 'null') {
+      result.push(inlineIndent + stringifyKey(key) + ' = ' + stringifyAnyInline(obj[key], true))
+    }
+  })
+  if (result.length > 0) result.push('')
+  var complexIndent = prefix && inlineKeys.length > 0 ? indent + '  ' : ''
+  complexKeys.forEach(key => {
+    result.push(stringifyComplex(prefix, complexIndent, key, obj[key]))
+  })
+  return result.join('\n')
+}
+
+function isInline (value) {
+  switch (tomlType(value)) {
+    case 'undefined':
+    case 'null':
+    case 'integer':
+    case 'nan':
+    case 'float':
+    case 'boolean':
+    case 'string':
+    case 'datetime':
+      return true
+    case 'array':
+      return value.length === 0 || tomlType(value[0]) !== 'table'
+    case 'table':
+      return Object.keys(value).length === 0
+    /* istanbul ignore next */
+    default:
+      return false
+  }
+}
+
+function tomlType (value) {
+  if (value === undefined) {
+    return 'undefined'
+  } else if (value === null) {
+    return 'null'
+  /* eslint-disable valid-typeof */
+  } else if (typeof value === 'bigint' || (Number.isInteger(value) && !Object.is(value, -0))) {
+    return 'integer'
+  } else if (typeof value === 'number') {
+    return 'float'
+  } else if (typeof value === 'boolean') {
+    return 'boolean'
+  } else if (typeof value === 'string') {
+    return 'string'
+  } else if ('toISOString' in value) {
+    return isNaN(value) ? 'undefined' : 'datetime'
+  } else if (Array.isArray(value)) {
+    return 'array'
+  } else {
+    return 'table'
+  }
+}
+
+function stringifyKey (key) {
+  var keyStr = String(key)
+  if (/^[-A-Za-z0-9_]+$/.test(keyStr)) {
+    return keyStr
+  } else {
+    return stringifyBasicString(keyStr)
+  }
+}
+
+function stringifyBasicString (str) {
+  return '"' + escapeString(str).replace(/"/g, '\\"') + '"'
+}
+
+function stringifyLiteralString (str) {
+  return "'" + str + "'"
+}
+
+function numpad (num, str) {
+  while (str.length < num) str = '0' + str
+  return str
+}
+
+function escapeString (str) {
+  return str.replace(/\\/g, '\\\\')
+    .replace(/[\b]/g, '\\b')
+    .replace(/\t/g, '\\t')
+    .replace(/\n/g, '\\n')
+    .replace(/\f/g, '\\f')
+    .replace(/\r/g, '\\r')
+    /* eslint-disable no-control-regex */
+    .replace(/([\u0000-\u001f\u007f])/, c => '\\u' + numpad(4, c.codePointAt(0).toString(16)))
+    /* eslint-enable no-control-regex */
+}
+
+function stringifyMultilineString (str) {
+  let escaped = str.split(/\n/).map(str => {
+    return escapeString(str).replace(/"(?="")/g, '\\"')
+  }).join('\n')
+  if (escaped.slice(-1) === '"') escaped += '\\\n'
+  return '"""\n' + escaped + '"""'
+}
+
+function stringifyAnyInline (value, multilineOk) {
+  let type = tomlType(value)
+  if (type === 'string') {
+    if (multilineOk && /\n/.test(value)) {
+      type = 'string-multiline'
+    } else if (!/[\b\t\n\f\r']/.test(value) && /"/.test(value)) {
+      type = 'string-literal'
+    }
+  }
+  return stringifyInline(value, type)
+}
+
+function stringifyInline (value, type) {
+  /* istanbul ignore if */
+  if (!type) type = tomlType(value)
+  switch (type) {
+    case 'string-multiline':
+      return stringifyMultilineString(value)
+    case 'string':
+      return stringifyBasicString(value)
+    case 'string-literal':
+      return stringifyLiteralString(value)
+    case 'integer':
+      return stringifyInteger(value)
+    case 'float':
+      return stringifyFloat(value)
+    case 'boolean':
+      return stringifyBoolean(value)
+    case 'datetime':
+      return stringifyDatetime(value)
+    case 'array':
+      return stringifyInlineArray(value.filter(_ => tomlType(_) !== 'null' && tomlType(_) !== 'undefined' && tomlType(_) !== 'nan'))
+    case 'table':
+      return stringifyInlineTable(value)
+    /* istanbul ignore next */
+    default:
+      throw typeError(type)
+  }
+}
+
+function stringifyInteger (value) {
+  /* eslint-disable security/detect-unsafe-regex */
+  return String(value).replace(/\B(?=(\d{3})+(?!\d))/g, '_')
+}
+
+function stringifyFloat (value) {
+  if (value === Infinity) {
+    return 'inf'
+  } else if (value === -Infinity) {
+    return '-inf'
+  } else if (Object.is(value, NaN)) {
+    return 'nan'
+  } else if (Object.is(value, -0)) {
+    return '-0.0'
+  }
+  var chunks = String(value).split('.')
+  var int = chunks[0]
+  var dec = chunks[1] || 0
+  return stringifyInteger(int) + '.' + dec
+}
+
+function stringifyBoolean (value) {
+  return String(value)
+}
+
+function stringifyDatetime (value) {
+  return value.toISOString()
+}
+
+function isNumber (type) {
+  return type === 'float' || type === 'integer'
+}
+function arrayType (values) {
+  var contentType = tomlType(values[0])
+  if (values.every(_ => tomlType(_) === contentType)) return contentType
+  // mixed integer/float, emit as floats
+  if (values.every(_ => isNumber(tomlType(_)))) return 'float'
+  return 'mixed'
+}
+function validateArray (values) {
+  const type = arrayType(values)
+  if (type === 'mixed') {
+    throw arrayOneTypeError()
+  }
+  return type
+}
+
+function stringifyInlineArray (values) {
+  values = toJSON(values)
+  const type = validateArray(values)
+  var result = '['
+  var stringified = values.map(_ => stringifyInline(_, type))
+  if (stringified.join(', ').length > 60 || /\n/.test(stringified)) {
+    result += '\n  ' + stringified.join(',\n  ') + '\n'
+  } else {
+    result += ' ' + stringified.join(', ') + (stringified.length > 0 ? ' ' : '')
+  }
+  return result + ']'
+}
+
+function stringifyInlineTable (value) {
+  value = toJSON(value)
+  var result = []
+  Object.keys(value).forEach(key => {
+    result.push(stringifyKey(key) + ' = ' + stringifyAnyInline(value[key], false))
+  })
+  return '{ ' + result.join(', ') + (result.length > 0 ? ' ' : '') + '}'
+}
+
+function stringifyComplex (prefix, indent, key, value) {
+  var valueType = tomlType(value)
+  /* istanbul ignore else */
+  if (valueType === 'array') {
+    return stringifyArrayOfTables(prefix, indent, key, value)
+  } else if (valueType === 'table') {
+    return stringifyComplexTable(prefix, indent, key, value)
+  } else {
+    throw typeError(valueType)
+  }
+}
+
+function stringifyArrayOfTables (prefix, indent, key, values) {
+  values = toJSON(values)
+  validateArray(values)
+  var firstValueType = tomlType(values[0])
+  /* istanbul ignore if */
+  if (firstValueType !== 'table') throw typeError(firstValueType)
+  var fullKey = prefix + stringifyKey(key)
+  var result = ''
+  values.forEach(table => {
+    if (result.length > 0) result += '\n'
+    result += indent + '[[' + fullKey + ']]\n'
+    result += stringifyObject(fullKey + '.', indent, table)
+  })
+  return result
+}
+
+function stringifyComplexTable (prefix, indent, key, value) {
+  var fullKey = prefix + stringifyKey(key)
+  var result = ''
+  if (getInlineKeys(value).length > 0) {
+    result += indent + '[' + fullKey + ']\n'
+  }
+  return result + stringifyObject(fullKey + '.', indent, value)
+}
+
+
+/***/ }),
+
+/***/ 4572:
+/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => {
+
+"use strict";
+
+exports.parse = __nccwpck_require__(9185)
+exports.stringify = __nccwpck_require__(3887)
+
+
 /***/ }),
 
 /***/ 7864:
@@ -99357,6 +101525,9 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
         step((generator = generator.apply(thisArg, _arguments || [])).next());
     });
 };
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
 Object.defineProperty(exports, "__esModule", ({ value: true }));
 const core = __importStar(__nccwpck_require__(7484));
 const path = __importStar(__nccwpck_require__(6760));
@@ -99365,6 +101536,8 @@ const restore_cache_1 = __nccwpck_require__(7772);
 const platforms_1 = __nccwpck_require__(8361);
 const inputs_1 = __nccwpck_require__(9612);
 const exec = __importStar(__nccwpck_require__(5236));
+const node_fs_1 = __importDefault(__nccwpck_require__(3024));
+const pyproject_1 = __nccwpck_require__(3929);
 function run() {
     return __awaiter(this, void 0, void 0, function* () {
         const platform = (0, platforms_1.getPlatform)();
@@ -99376,7 +101549,7 @@ function run() {
             if (arch === undefined) {
                 throw new Error(`Unsupported architecture: ${process.arch}`);
             }
-            const setupResult = yield setupUv(platform, arch, inputs_1.version, inputs_1.checkSum, inputs_1.githubToken);
+            const setupResult = yield setupUv(platform, arch, inputs_1.checkSum, inputs_1.githubToken);
             addUvToPath(setupResult.uvDir);
             addToolBinToPath();
             setToolDir();
@@ -99395,9 +101568,9 @@ function run() {
         }
     });
 }
-function setupUv(platform, arch, versionInput, checkSum, githubToken) {
+function setupUv(platform, arch, checkSum, githubToken) {
     return __awaiter(this, void 0, void 0, function* () {
-        const resolvedVersion = yield (0, download_version_1.resolveVersion)(versionInput, githubToken);
+        const resolvedVersion = yield determineVersion();
         const toolCacheResult = (0, download_version_1.tryGetFromToolCache)(arch, resolvedVersion);
         if (toolCacheResult.installedPath) {
             core.info(`Found uv in tool-cache for ${toolCacheResult.version}`);
@@ -99413,6 +101586,27 @@ function setupUv(platform, arch, versionInput, checkSum, githubToken) {
         };
     });
 }
+function determineVersion() {
+    return __awaiter(this, void 0, void 0, function* () {
+        if (inputs_1.version !== "") {
+            return yield (0, download_version_1.resolveVersion)(inputs_1.version, inputs_1.githubToken);
+        }
+        const configFile = inputs_1.uvFile !== "" ? inputs_1.uvFile : inputs_1.pyProjectFile;
+        if (configFile !== "") {
+            const versionFromConfigFile = (0, pyproject_1.getUvVersionFromConfigFile)(configFile);
+            if (versionFromConfigFile === undefined) {
+                core.warning(`Could not find required-version under [tool.uv] in ${configFile}. Falling back to latest`);
+            }
+            return yield (0, download_version_1.resolveVersion)(versionFromConfigFile || "latest", inputs_1.githubToken);
+        }
+        if (!node_fs_1.default.existsSync("uv.toml") && !node_fs_1.default.existsSync("pyproject.toml")) {
+            return yield (0, download_version_1.resolveVersion)("latest", inputs_1.githubToken);
+        }
+        const versionFile = node_fs_1.default.existsSync("uv.toml") ? "uv.toml" : "pyproject.toml";
+        const versionFromConfigFile = (0, pyproject_1.getUvVersionFromConfigFile)(versionFile);
+        return yield (0, download_version_1.resolveVersion)(versionFromConfigFile || "latest", inputs_1.githubToken);
+    });
+}
 function addUvToPath(cachedPath) {
     core.addPath(cachedPath);
     core.info(`Added ${cachedPath} to the path`);
@@ -99535,10 +101729,12 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.githubToken = exports.toolDir = exports.toolBinDir = exports.ignoreNothingToCache = exports.pruneCache = exports.cacheDependencyGlob = exports.cacheLocalPath = exports.cacheSuffix = exports.enableCache = exports.checkSum = exports.pythonVersion = exports.version = void 0;
+exports.githubToken = exports.toolDir = exports.toolBinDir = exports.ignoreNothingToCache = exports.pruneCache = exports.cacheDependencyGlob = exports.cacheLocalPath = exports.cacheSuffix = exports.enableCache = exports.checkSum = exports.pythonVersion = exports.uvFile = exports.pyProjectFile = exports.version = void 0;
 const core = __importStar(__nccwpck_require__(7484));
 const node_path_1 = __importDefault(__nccwpck_require__(6760));
 exports.version = core.getInput("version");
+exports.pyProjectFile = core.getInput("pyproject-file");
+exports.uvFile = core.getInput("uv-file");
 exports.pythonVersion = core.getInput("python-version");
 exports.checkSum = core.getInput("checksum");
 exports.enableCache = getEnableCache();
@@ -99635,6 +101831,80 @@ function getPlatform() {
 }
 
 
+/***/ }),
+
+/***/ 3929:
+/***/ (function(__unused_webpack_module, exports, __nccwpck_require__) {
+
+"use strict";
+
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || (function () {
+    var ownKeys = function(o) {
+        ownKeys = Object.getOwnPropertyNames || function (o) {
+            var ar = [];
+            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
+            return ar;
+        };
+        return ownKeys(o);
+    };
+    return function (mod) {
+        if (mod && mod.__esModule) return mod;
+        var result = {};
+        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
+        __setModuleDefault(result, mod);
+        return result;
+    };
+})();
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.getUvVersionFromConfigFile = getUvVersionFromConfigFile;
+const node_fs_1 = __importDefault(__nccwpck_require__(3024));
+const core = __importStar(__nccwpck_require__(7484));
+const toml = __importStar(__nccwpck_require__(4572));
+function getUvVersionFromConfigFile(filePath) {
+    if (!node_fs_1.default.existsSync(filePath)) {
+        core.warning(`Could not find file: ${filePath}`);
+        return undefined;
+    }
+    let requiredVersion = getRequiredVersion(filePath);
+    if (requiredVersion === null || requiredVersion === void 0 ? void 0 : requiredVersion.startsWith("==")) {
+        requiredVersion = requiredVersion.slice(2);
+    }
+    if (requiredVersion !== undefined) {
+        core.info(`Found required-version for uv in ${filePath}: ${requiredVersion}`);
+    }
+    return requiredVersion;
+}
+function getRequiredVersion(filePath) {
+    var _a, _b;
+    const fileContent = node_fs_1.default.readFileSync(filePath, "utf-8");
+    if (filePath.endsWith("pyproject.toml")) {
+        const tomlContent = toml.parse(fileContent);
+        return (_b = (_a = tomlContent === null || tomlContent === void 0 ? void 0 : tomlContent.tool) === null || _a === void 0 ? void 0 : _a.uv) === null || _b === void 0 ? void 0 : _b["required-version"];
+    }
+    const tomlContent = toml.parse(fileContent);
+    return tomlContent["required-version"];
+}
+
+
 /***/ }),
 
 /***/ 2078:

package-lock.json

@@ -16,6 +16,7 @@
         "@actions/glob": "^0.5.0",
         "@actions/io": "^1.1.3",
         "@actions/tool-cache": "^2.0.1",
+        "@iarna/toml": "^2.2.5",
         "@octokit/rest": "^21.0.2"
       },
       "devDependencies": {
@@ -1104,6 +1105,11 @@
         "node": ">=14"
       }
     },
+    "node_modules/@iarna/toml": {
+      "version": "2.2.5",
+      "resolved": "https://registry.npmjs.org/@iarna/toml/-/toml-2.2.5.tgz",
+      "integrity": "sha512-trnsAYxU3xnS1gPHPyU961coFyLkh4gAD/0zQ5mymY4yOZ+CYvsPqUbOFSw0aDM4y0tV7tiFxL/1XfXPNC6IPg=="
+    },
     "node_modules/@istanbuljs/load-nyc-config": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@istanbuljs/load-nyc-config/-/load-nyc-config-1.1.0.tgz",
@@ -5918,6 +5924,11 @@
       "resolved": "https://registry.npmjs.org/@fastify/busboy/-/busboy-2.1.0.tgz",
       "integrity": "sha512-+KpH+QxZU7O4675t3mnkQKcZZg56u+K/Ct2K+N2AZYNVK8kyeo/bI18tI8aPm3tvNNRyTWfj6s5tnGNlcbQRsA=="
     },
+    "@iarna/toml": {
+      "version": "2.2.5",
+      "resolved": "https://registry.npmjs.org/@iarna/toml/-/toml-2.2.5.tgz",
+      "integrity": "sha512-trnsAYxU3xnS1gPHPyU961coFyLkh4gAD/0zQ5mymY4yOZ+CYvsPqUbOFSw0aDM4y0tV7tiFxL/1XfXPNC6IPg=="
+    },
     "@istanbuljs/load-nyc-config": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@istanbuljs/load-nyc-config/-/load-nyc-config-1.1.0.tgz",

package.json

@@ -30,7 +30,8 @@
     "@actions/glob": "^0.5.0",
     "@actions/io": "^1.1.3",
     "@actions/tool-cache": "^2.0.1",
-    "@octokit/rest": "^21.0.2"
+    "@octokit/rest": "^21.0.2",
+    "@iarna/toml": "^2.2.5"
   },
   "devDependencies": {
     "@biomejs/biome": "1.9.4",

src/setup-uv.ts

@@ -18,12 +18,16 @@ import {
   checkSum,
   enableCache,
   githubToken,
+  pyProjectFile,
   pythonVersion,
   toolBinDir,
   toolDir,
-  version,
+  uvFile,
+  version as versionInput,
 } from "./utils/inputs";
 import * as exec from "@actions/exec";
+import fs from "node:fs";
+import { getUvVersionFromConfigFile } from "./utils/pyproject";
 
 async function run(): Promise<void> {
   const platform = getPlatform();
@@ -36,13 +40,7 @@ async function run(): Promise<void> {
     if (arch === undefined) {
       throw new Error(`Unsupported architecture: ${process.arch}`);
     }
-    const setupResult = await setupUv(
+    const setupResult = await setupUv(platform, arch, checkSum, githubToken);
-      platform,
-      arch,
-      version,
-      checkSum,
-      githubToken,
-    );
 
     addUvToPath(setupResult.uvDir);
     addToolBinToPath();
@@ -66,11 +64,10 @@ async function run(): Promise<void> {
 async function setupUv(
   platform: Platform,
   arch: Architecture,
-  versionInput: string,
   checkSum: string | undefined,
   githubToken: string,
 ): Promise<{ uvDir: string; version: string }> {
-  const resolvedVersion = await resolveVersion(versionInput, githubToken);
+  const resolvedVersion = await determineVersion();
   const toolCacheResult = tryGetFromToolCache(arch, resolvedVersion);
   if (toolCacheResult.installedPath) {
     core.info(`Found uv in tool-cache for ${toolCacheResult.version}`);
@@ -94,6 +91,28 @@ async function setupUv(
   };
 }
 
+async function determineVersion(): Promise<string> {
+  if (versionInput !== "") {
+    return await resolveVersion(versionInput, githubToken);
+  }
+  const configFile = uvFile !== "" ? uvFile : pyProjectFile;
+  if (configFile !== "") {
+    const versionFromConfigFile = getUvVersionFromConfigFile(configFile);
+    if (versionFromConfigFile === undefined) {
+      core.warning(
+        `Could not find required-version under [tool.uv] in ${configFile}. Falling back to latest`,
+      );
+    }
+    return await resolveVersion(versionFromConfigFile || "latest", githubToken);
+  }
+  if (!fs.existsSync("uv.toml") && !fs.existsSync("pyproject.toml")) {
+    return await resolveVersion("latest", githubToken);
+  }
+  const versionFile = fs.existsSync("uv.toml") ? "uv.toml" : "pyproject.toml";
+  const versionFromConfigFile = getUvVersionFromConfigFile(versionFile);
+  return await resolveVersion(versionFromConfigFile || "latest", githubToken);
+}
+
 function addUvToPath(cachedPath: string): void {
   core.addPath(cachedPath);
   core.info(`Added ${cachedPath} to the path`);

src/utils/inputs.ts

@@ -2,6 +2,8 @@ import * as core from "@actions/core";
 import path from "node:path";
 
 export const version = core.getInput("version");
+export const pyProjectFile = core.getInput("pyproject-file");
+export const uvFile = core.getInput("uv-file");
 export const pythonVersion = core.getInput("python-version");
 export const checkSum = core.getInput("checksum");
 export const enableCache = getEnableCache();

src/utils/pyproject.ts

@@ -0,0 +1,38 @@
+import fs from "node:fs";
+import * as core from "@actions/core";
+import * as toml from "@iarna/toml";
+
+export function getUvVersionFromConfigFile(
+  filePath: string,
+): string | undefined {
+  if (!fs.existsSync(filePath)) {
+    core.warning(`Could not find file: ${filePath}`);
+    return undefined;
+  }
+  let requiredVersion = getRequiredVersion(filePath);
+
+  if (requiredVersion?.startsWith("==")) {
+    requiredVersion = requiredVersion.slice(2);
+  }
+  if (requiredVersion !== undefined) {
+    core.info(
+      `Found required-version for uv in ${filePath}: ${requiredVersion}`,
+    );
+  }
+  return requiredVersion;
+}
+
+function getRequiredVersion(filePath: string): string | undefined {
+  const fileContent = fs.readFileSync(filePath, "utf-8");
+
+  if (filePath.endsWith("pyproject.toml")) {
+    const tomlContent = toml.parse(fileContent) as {
+      tool?: { uv?: { "required-version"?: string } };
+    };
+    return tomlContent?.tool?.uv?.["required-version"];
+  }
+  const tomlContent = toml.parse(fileContent) as {
+    "required-version"?: string;
+  };
+  return tomlContent["required-version"];
+}