diff options
| author | littleblack111 <littleblack11111@gmail.com> | 2023-11-01 20:49:36 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2023-11-01 20:49:36 +0800 |
| commit | e99f950f5018cfe737c0d1150e50d97c6e6a4823 (patch) | |
| tree | 16f329a1b22128ed67f3fcae15a9b0a030f2ccbf /node_modules/@webassemblyjs/helper-numbers/lib/index.js | |
| parent | c5d8a744dd584749e0b920119b42e731e37e5f62 (diff) | |
update
Diffstat (limited to 'node_modules/@webassemblyjs/helper-numbers/lib/index.js')
| -rw-r--r-- | node_modules/@webassemblyjs/helper-numbers/lib/index.js | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/node_modules/@webassemblyjs/helper-numbers/lib/index.js b/node_modules/@webassemblyjs/helper-numbers/lib/index.js deleted file mode 100644 index 76604047..00000000 --- a/node_modules/@webassemblyjs/helper-numbers/lib/index.js +++ /dev/null @@ -1,117 +0,0 @@ -"use strict"; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.parse32F = parse32F; -exports.parse64F = parse64F; -exports.parse32I = parse32I; -exports.parseU32 = parseU32; -exports.parse64I = parse64I; -exports.isInfLiteral = isInfLiteral; -exports.isNanLiteral = isNanLiteral; - -var _long2 = _interopRequireDefault(require("@xtuc/long")); - -var _floatingPointHexParser = _interopRequireDefault(require("@webassemblyjs/floating-point-hex-parser")); - -var _helperApiError = require("@webassemblyjs/helper-api-error"); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } - -function parse32F(sourceString) { - if (isHexLiteral(sourceString)) { - return (0, _floatingPointHexParser["default"])(sourceString); - } - - if (isInfLiteral(sourceString)) { - return sourceString[0] === "-" ? -1 : 1; - } - - if (isNanLiteral(sourceString)) { - return (sourceString[0] === "-" ? -1 : 1) * (sourceString.includes(":") ? parseInt(sourceString.substring(sourceString.indexOf(":") + 1), 16) : 0x400000); - } - - return parseFloat(sourceString); -} - -function parse64F(sourceString) { - if (isHexLiteral(sourceString)) { - return (0, _floatingPointHexParser["default"])(sourceString); - } - - if (isInfLiteral(sourceString)) { - return sourceString[0] === "-" ? -1 : 1; - } - - if (isNanLiteral(sourceString)) { - return (sourceString[0] === "-" ? -1 : 1) * (sourceString.includes(":") ? parseInt(sourceString.substring(sourceString.indexOf(":") + 1), 16) : 0x8000000000000); - } - - if (isHexLiteral(sourceString)) { - return (0, _floatingPointHexParser["default"])(sourceString); - } - - return parseFloat(sourceString); -} - -function parse32I(sourceString) { - var value = 0; - - if (isHexLiteral(sourceString)) { - value = ~~parseInt(sourceString, 16); - } else if (isDecimalExponentLiteral(sourceString)) { - throw new Error("This number literal format is yet to be implemented."); - } else { - value = parseInt(sourceString, 10); - } - - return value; -} - -function parseU32(sourceString) { - var value = parse32I(sourceString); - - if (value < 0) { - throw new _helperApiError.CompileError("Illegal value for u32: " + sourceString); - } - - return value; -} - -function parse64I(sourceString) { - // $FlowIgnore - var _long; - - if (isHexLiteral(sourceString)) { - _long = _long2["default"].fromString(sourceString, false, 16); - } else if (isDecimalExponentLiteral(sourceString)) { - throw new Error("This number literal format is yet to be implemented."); - } else { - _long = _long2["default"].fromString(sourceString); - } - - return { - high: _long.high, - low: _long.low - }; -} - -var NAN_WORD = /^\+?-?nan/; -var INF_WORD = /^\+?-?inf/; - -function isInfLiteral(sourceString) { - return INF_WORD.test(sourceString.toLowerCase()); -} - -function isNanLiteral(sourceString) { - return NAN_WORD.test(sourceString.toLowerCase()); -} - -function isDecimalExponentLiteral(sourceString) { - return !isHexLiteral(sourceString) && sourceString.toUpperCase().includes("E"); -} - -function isHexLiteral(sourceString) { - return sourceString.substring(0, 2).toUpperCase() === "0X" || sourceString.substring(0, 3).toUpperCase() === "-0X"; -}
\ No newline at end of file |
