Method getPreserveModulesChunkNameFromModule

src/Chunk.ts:1155–1179

(module: Module)

	}

	private getPreserveModulesChunkNameFromModule(module: Module): string {
		const predefinedChunkName = getPredefinedChunkNameFromModule(module);
		if (predefinedChunkName) return predefinedChunkName;
		const { preserveModulesRoot, sanitizeFileName } = this.outputOptions;
		const sanitizedId = sanitizeFileName(normalize(module.id.split(QUERY_HASH_REGEX, 1)[0]));
		const extensionName = extname(sanitizedId);
		const idWithoutExtension = NON_ASSET_EXTENSIONS.has(extensionName)
			? sanitizedId.slice(0, -extensionName.length)
			: sanitizedId;
		if (isAbsolute(idWithoutExtension)) {
			if (preserveModulesRoot && resolve(idWithoutExtension).startsWith(preserveModulesRoot)) {
				return idWithoutExtension.slice(preserveModulesRoot.length).replace(/^[/\\]/, '');
			} else {
				// handle edge case in Windows
				if (this.inputBase === '/' && idWithoutExtension[0] !== '/') {
					return relative(this.inputBase, idWithoutExtension.replace(/^[a-zA-Z]:[/\\]/, '/'));
				}
				return relative(this.inputBase, idWithoutExtension);
			}
		} else {
			return (
				this.outputOptions.virtualDirname.replace(/\/$/, '') + '/' + basename(idWithoutExtension)
			);
		}
	}

	private getReexportSpecifiers(): Map<Chunk | ExternalChunk, ReexportSpecifier[]> {
		const { externalLiveBindings, interop } = this.outputOptions;