+41
-10
lines changedFilter options
+41
-10
lines changed Original file line number Diff line number Diff line change
@@ -155,6 +155,9 @@ function maybeCacheSourceMap(filename, content, moduleInstance, isGeneratedSourc
155 155
}
156 156 157 157
const data = dataFromUrl(filename, sourceMapURL);
158 +
// `data` could be null if the source map is invalid.
159 +
// In this case, create a cache entry with null data with source url for test coverage.
160 + 158 161
const entry = {
159 162
__proto__: null,
160 163
lineLengths: lineLengths(content),
@@ -277,6 +280,8 @@ function sourceMapFromDataUrl(sourceURL, url) {
277 280
const parsedData = JSONParse(decodedData);
278 281
return sourcesToAbsolute(sourceURL, parsedData);
279 282
} catch (err) {
283 +
// TODO(legendecas): warn about invalid source map JSON string.
284 +
// But it could be verbose.
280 285
debug(err);
281 286
return null;
282 287
}
@@ -331,24 +336,38 @@ function sourceMapCacheToObject() {
331 336 332 337
/**
333 338
* Find a source map for a given actual source URL or path.
339 +
*
340 +
* This function may be invoked from user code or test runner, this must not throw
341 +
* any exceptions.
334 342
* @param {string} sourceURL - actual source URL or path
335 343
* @returns {import('internal/source_map/source_map').SourceMap | undefined} a source map or undefined if not found
336 344
*/
337 345
function findSourceMap(sourceURL) {
338 -
if (RegExpPrototypeExec(kLeadingProtocol, sourceURL) === null) {
339 -
sourceURL = pathToFileURL(sourceURL).href;
346 +
if (typeof sourceURL !== 'string') {
347 +
return undefined;
340 348
}
349 + 341 350
SourceMap ??= require('internal/source_map/source_map').SourceMap;
342 -
const entry = getModuleSourceMapCache().get(sourceURL) ?? generatedSourceMapCache.get(sourceURL);
343 -
if (entry === undefined) {
351 +
try {
352 +
if (RegExpPrototypeExec(kLeadingProtocol, sourceURL) === null) {
353 +
// If the sourceURL is an invalid path, this will throw an error.
354 +
sourceURL = pathToFileURL(sourceURL).href;
355 +
}
356 +
const entry = getModuleSourceMapCache().get(sourceURL) ?? generatedSourceMapCache.get(sourceURL);
357 +
if (entry?.data == null) {
358 +
return undefined;
359 +
}
360 + 361 +
let sourceMap = entry.sourceMap;
362 +
if (sourceMap === undefined) {
363 +
sourceMap = new SourceMap(entry.data, { lineLengths: entry.lineLengths });
364 +
entry.sourceMap = sourceMap;
365 +
}
366 +
return sourceMap;
367 +
} catch (err) {
368 +
debug(err);
344 369
return undefined;
345 370
}
346 -
let sourceMap = entry.sourceMap;
347 -
if (sourceMap === undefined) {
348 -
sourceMap = new SourceMap(entry.data, { lineLengths: entry.lineLengths });
349 -
entry.sourceMap = sourceMap;
350 -
}
351 -
return sourceMap;
352 371
}
353 372 354 373
module.exports = {
You can’t perform that action at this time.
RetroSearch is an open source project built by @garambo | Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4