Function renameInlinedModuleVariable

lib/javascript/JavascriptModulesPlugin.js:362–416

(
	source,
	ast,
	variable,
	moduleIdentifier,
	readableIdentifier,
	allUsedNames
)

 * @returns {void}
 */
const renameInlinedModuleVariable = (
	source,
	ast,
	variable,
	moduleIdentifier,
	readableIdentifier,
	allUsedNames
) => {
	/** @type {UsedNamesInScopeInfo} */
	const usedNamesInScopeInfo = new Map();
	/** @type {ScopeSet} */
	const ignoredScopes = new Set();

	const name = variable.name;
	const { usedNames, alreadyCheckedScopes } = getUsedNamesInScopeInfo(
		usedNamesInScopeInfo,
		moduleIdentifier,
		name
	);

	if (allUsedNames.has(name) || usedNames.has(name)) {
		const references = getAllReferences(variable);
		const allIdentifiers = new Set([
			...references.map((r) => r.identifier),
			...variable.identifiers
		]);
		for (const ref of references) {
			addScopeSymbols(ref.from, usedNames, alreadyCheckedScopes, ignoredScopes);
		}

		const newName = findNewName(
			name,
			allUsedNames,
			usedNames,
			readableIdentifier
		);
		allUsedNames.add(newName);
		for (const identifier of allIdentifiers) {
			const r = /** @type {Range} */ (identifier.range);
			const path = getPathInAst(ast, identifier);
			if (path && path.length > 1) {
				const maybeProperty =
					path[1].type === "AssignmentPattern" && path[1].left === path[0]
						? path[2]
						: path[1];
				if (maybeProperty.type === "Property" && maybeProperty.shorthand) {
					source.insert(r[1], `: ${newName}`);
					continue;
				}
			}
			source.replace(r[0], r[1] - 1, newName);
		}
	}
	allUsedNames.add(name);
};

const PLUGIN_NAME = "JavascriptModulesPlugin";