Function resetCacheToEncoded

src/utils/decodedSourcemap.ts:30–35

* This clears the decoded array and falls back to the encoded string form. * Sourcemap mappings arrays can be very large and holding on to them for longer * than is necessary leads to poor heap utilization.

(cache: CachedSourcemapData)

 * than is necessary leads to poor heap utilization.
 */
function resetCacheToEncoded(cache: CachedSourcemapData) {
	if (cache.encodedMappings === undefined && cache.decodedMappings) {
		cache.encodedMappings = encode(cache.decodedMappings);
	}
	cache.decodedMappings = undefined;
}

export function resetSourcemapCache(
	map: ExistingDecodedSourceMap | null,