resolve.ts•699 B
import resolveUri from '@jridgewell/resolve-uri';
import stripFilename from './strip-filename';
type Resolve = (source: string | null) => string;
export default function resolver(
mapUrl: string | null | undefined,
sourceRoot: string | undefined,
): Resolve {
const from = stripFilename(mapUrl);
// The sourceRoot is always treated as a directory, if it's not empty.
// https://github.com/mozilla/source-map/blob/8cb3ee57/lib/util.js#L327
// https://github.com/chromium/chromium/blob/da4adbb3/third_party/blink/renderer/devtools/front_end/sdk/SourceMap.js#L400-L401
const prefix = sourceRoot ? sourceRoot + '/' : '';
return (source) => resolveUri(prefix + (source || ''), from);
}