Method generate

lib/asset/AssetSourceGenerator.js:49–100

* Generates generated code for this runtime module. * @param {NormalModule} module module for which the code should be generated * @param {GenerateContext} generateContext context for generate * @returns {Source | null} generated code

(
		module,
		{ type, concatenationScope, getData, runtimeTemplate, runtimeRequirements }
	)

	 * @returns {Source | null} generated code
	 */
	generate(
		module,
		{ type, concatenationScope, getData, runtimeTemplate, runtimeRequirements }
	) {
		const originalSource = module.originalSource();
		const data = getData ? getData() : undefined;

		switch (type) {
			case JAVASCRIPT_TYPE: {
				if (!originalSource) {
					return new RawSource("");
				}

				const content = originalSource.source();
				const encodedSource =
					typeof content === "string" ? content : content.toString("utf8");

				/** @type {string} */
				let sourceContent;
				if (concatenationScope) {
					concatenationScope.registerNamespaceExport(
						ConcatenationScope.NAMESPACE_OBJECT_EXPORT
					);
					sourceContent = `${runtimeTemplate.renderConst()} ${
						ConcatenationScope.NAMESPACE_OBJECT_EXPORT
					} = ${JSON.stringify(encodedSource)};`;
				} else {
					runtimeRequirements.add(RuntimeGlobals.module);
					sourceContent = `${module.moduleArgument}.exports = ${JSON.stringify(
						encodedSource
					)};`;
				}
				return new RawSource(sourceContent);
			}
			case ASSET_URL_TYPE: {
				if (!originalSource) {
					return null;
				}

				const content = originalSource.source();
				const encodedSource =
					typeof content === "string" ? content : content.toString("utf8");

				if (data) {
					data.set("url", { [type]: encodedSource });
				}
				return null;
			}
			default:
				return null;
		}
	}

	/**
	 * Generates fallback output for the provided error condition.