@jest/source-map
Version:
145 lines (135 loc) • 4.37 kB
JavaScript
/*!
* /**
* * Copyright (c) Meta Platforms, Inc. and affiliates.
* *
* * This source code is licensed under the MIT license found in the
* * LICENSE file in the root directory of this source tree.
* * /
*/
/******/ (() => { // webpackBootstrap
/******/ "use strict";
/******/ var __webpack_modules__ = ({
/***/ "./src/getCallsite.ts":
/***/ ((__unused_webpack_module, exports) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports["default"] = getCallsite;
function _traceMapping() {
const data = require("@jridgewell/trace-mapping");
_traceMapping = function () {
return data;
};
return data;
}
function _callsites() {
const data = _interopRequireDefault(require("callsites"));
_callsites = function () {
return data;
};
return data;
}
function _gracefulFs() {
const data = require("graceful-fs");
_gracefulFs = function () {
return data;
};
return data;
}
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
// Copied from https://github.com/rexxars/sourcemap-decorate-callsites/blob/5b9735a156964973a75dc62fd2c7f0c1975458e8/lib/index.js#L113-L158
const addSourceMapConsumer = (callsite, tracer) => {
const getLineNumber = callsite.getLineNumber.bind(callsite);
const getColumnNumber = callsite.getColumnNumber.bind(callsite);
let position = null;
function getPosition() {
position ??= (0, _traceMapping().originalPositionFor)(tracer, {
column: getColumnNumber() ?? -1,
line: getLineNumber() ?? -1
});
return position;
}
Object.defineProperties(callsite, {
getColumnNumber: {
value() {
const value = getPosition().column;
return value == null || value === 0 ? getColumnNumber() : value;
},
writable: false
},
getLineNumber: {
value() {
const value = getPosition().line;
return value == null || value === 0 ? getLineNumber() : value;
},
writable: false
}
});
};
function getCallsite(level, sourceMaps) {
const levelAfterThisCall = level + 1;
const stack = (0, _callsites().default)()[levelAfterThisCall];
const sourceMapFileName = sourceMaps?.get(stack.getFileName() ?? '');
if (sourceMapFileName != null && sourceMapFileName !== '') {
try {
const sourceMap = (0, _gracefulFs().readFileSync)(sourceMapFileName, 'utf8');
addSourceMapConsumer(stack, new (_traceMapping().TraceMap)(sourceMap));
} catch {
// ignore
}
}
return stack;
}
/***/ })
/******/ });
/************************************************************************/
/******/ // The module cache
/******/ var __webpack_module_cache__ = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ var cachedModule = __webpack_module_cache__[moduleId];
/******/ if (cachedModule !== undefined) {
/******/ return cachedModule.exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = __webpack_module_cache__[moduleId] = {
/******/ // no module.id needed
/******/ // no module.loaded needed
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ __webpack_modules__[moduleId](module, module.exports, __webpack_require__);
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/************************************************************************/
var __webpack_exports__ = {};
// This entry needs to be wrapped in an IIFE because it uses a non-standard name for the exports (exports).
(() => {
var exports = __webpack_exports__;
Object.defineProperty(exports, "__esModule", ({
value: true
}));
Object.defineProperty(exports, "getCallsite", ({
enumerable: true,
get: function () {
return _getCallsite.default;
}
}));
var _getCallsite = _interopRequireDefault(__webpack_require__("./src/getCallsite.ts"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
})();
module.exports = __webpack_exports__;
/******/ })()
;