Function retrieveFile

src/index.ts:817–831

(pathOrUrl: string)

    sourceMapSupport.install({
      environment: 'node',
      retrieveFile(pathOrUrl: string) {
        let path = pathOrUrl;
        // If it's a file URL, convert to local path
        // Note: fileURLToPath does not exist on early node v10
        // I could not find a way to handle non-URLs except to swallow an error
        if (experimentalEsmLoader && path.startsWith('file://')) {
          try {
            path = fileURLToPath(path);
          } catch (e) {
            /* swallow error */
          }
        }
        path = normalizeSlashes(path);
        return outputCache.get(path)?.content || '';
      },
      redirectConflictingLibrary: true,
      onConflictingLibraryRedirect(
        request,