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File size: 3,480 Bytes
979bf48 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | "use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "getSourceMapFromFile", {
enumerable: true,
get: function() {
return getSourceMapFromFile;
}
});
const _promises = /*#__PURE__*/ _interop_require_default(require("fs/promises"));
const _path = /*#__PURE__*/ _interop_require_default(require("path"));
const _url = /*#__PURE__*/ _interop_require_default(require("url"));
const _datauritobuffer = /*#__PURE__*/ _interop_require_default(require("next/dist/compiled/data-uri-to-buffer"));
function _interop_require_default(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function getSourceMapUrl(fileContents) {
const regex = /\/\/[#@] ?sourceMappingURL=([^\s'"]+)\s*$/gm;
let match = null;
for(;;){
let next = regex.exec(fileContents);
if (next == null) {
break;
}
match = next;
}
if (!(match && match[1])) {
return null;
}
return match[1].toString();
}
async function getSourceMapFromFile(filename) {
filename = filename.startsWith('file://') ? _url.default.fileURLToPath(filename) : filename;
let fileContents;
try {
fileContents = await _promises.default.readFile(filename, 'utf-8');
} catch (error) {
throw Object.defineProperty(new Error(`Failed to read file contents of ${filename}.`, {
cause: error
}), "__NEXT_ERROR_CODE", {
value: "E466",
enumerable: false,
configurable: true
});
}
const sourceUrl = getSourceMapUrl(fileContents);
if (!sourceUrl) {
return undefined;
}
if (sourceUrl.startsWith('data:')) {
let buffer;
try {
buffer = (0, _datauritobuffer.default)(sourceUrl);
} catch (error) {
throw Object.defineProperty(new Error(`Failed to parse source map URL for ${filename}.`, {
cause: error
}), "__NEXT_ERROR_CODE", {
value: "E199",
enumerable: false,
configurable: true
});
}
if (buffer.type !== 'application/json') {
throw Object.defineProperty(new Error(`Unknown source map type for ${filename}: ${buffer.typeFull}.`), "__NEXT_ERROR_CODE", {
value: "E113",
enumerable: false,
configurable: true
});
}
try {
return JSON.parse(buffer.toString());
} catch (error) {
throw Object.defineProperty(new Error(`Failed to parse source map for ${filename}.`, {
cause: error
}), "__NEXT_ERROR_CODE", {
value: "E318",
enumerable: false,
configurable: true
});
}
}
const sourceMapFilename = _path.default.resolve(_path.default.dirname(filename), decodeURIComponent(sourceUrl));
try {
const sourceMapContents = await _promises.default.readFile(sourceMapFilename, 'utf-8');
return JSON.parse(sourceMapContents.toString());
} catch (error) {
throw Object.defineProperty(new Error(`Failed to parse source map ${sourceMapFilename}.`, {
cause: error
}), "__NEXT_ERROR_CODE", {
value: "E220",
enumerable: false,
configurable: true
});
}
}
//# sourceMappingURL=get-source-map-from-file.js.map |