Function getSourceForAmdOrUmdExternal

lib/ExternalModule.js:718–737

(
	id,
	optional,
	request,
	runtimeTemplate
)

 * @returns {SourceData} the generated source
 */
const getSourceForAmdOrUmdExternal = (
	id,
	optional,
	request,
	runtimeTemplate
) => {
	const externalVariable = `__WEBPACK_EXTERNAL_MODULE_${Template.toIdentifier(
		`${id}`
	)}__`;
	return {
		init: optional
			? checkExternalVariable(
					externalVariable,
					Array.isArray(request) ? request.join(".") : request,
					runtimeTemplate
				)
			: undefined,
		expression: externalVariable
	};
};

/**
 * Gets source for default case.