next
Version:
The React Framework
89 lines (88 loc) • 3.16 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
0 && (module.exports = {
normalizeSourceMap: null,
normalizeSourceMapAfterPostcss: null
});
function _export(target, all) {
for(var name in all)Object.defineProperty(target, name, {
enumerable: true,
get: all[name]
});
}
_export(exports, {
normalizeSourceMap: function() {
return normalizeSourceMap;
},
normalizeSourceMapAfterPostcss: function() {
return normalizeSourceMapAfterPostcss;
}
});
const _path = /*#__PURE__*/ _interop_require_default(require("path"));
function _interop_require_default(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
const IS_NATIVE_WIN32_PATH = /^[a-z]:[/\\]|^\\\\/i;
const ABSOLUTE_SCHEME = /^[a-z0-9+\-.]+:/i;
function getURLType(source) {
if (source[0] === '/') {
if (source[1] === '/') {
return 'scheme-relative';
}
return 'path-absolute';
}
if (IS_NATIVE_WIN32_PATH.test(source)) {
return 'path-absolute';
}
return ABSOLUTE_SCHEME.test(source) ? 'absolute' : 'path-relative';
}
function normalizeSourceMap(map, resourceContext) {
let newMap = map;
// Some loader emit source map as string
// Strip any JSON XSSI avoidance prefix from the string (as documented in the source maps specification), and then parse the string as JSON.
if (typeof newMap === 'string') {
newMap = JSON.parse(newMap);
}
delete newMap.file;
const { sourceRoot } = newMap;
delete newMap.sourceRoot;
if (newMap.sources) {
newMap.sources = newMap.sources.map((source)=>{
const sourceType = getURLType(source);
// Do no touch `scheme-relative` and `absolute` URLs
if (sourceType === 'path-relative' || sourceType === 'path-absolute') {
const absoluteSource = sourceType === 'path-relative' && sourceRoot ? _path.default.resolve(sourceRoot, _path.default.normalize(source)) : _path.default.normalize(source);
return _path.default.relative(resourceContext, absoluteSource);
}
return source;
});
}
return newMap;
}
function normalizeSourceMapAfterPostcss(map, resourceContext) {
const newMap = map;
// result.map.file is an optional property that provides the output filename.
// Since we don't know the final filename in the webpack build chain yet, it makes no sense to have it.
// eslint-disable-next-line no-param-reassign
delete newMap.file;
// eslint-disable-next-line no-param-reassign
newMap.sourceRoot = '';
// eslint-disable-next-line no-param-reassign
newMap.sources = newMap.sources.map((source)=>{
if (source.startsWith('<')) {
return source;
}
const sourceType = getURLType(source);
// Do no touch `scheme-relative`, `path-absolute` and `absolute` types
if (sourceType === 'path-relative') {
return _path.default.resolve(resourceContext, source);
}
return source;
});
return newMap;
}
//# sourceMappingURL=utils.js.map