Function parseRequireCall

lib/dependencies/CommonJsExportsParserPlugin.js:153–181

(parser, expr)

 * @returns {{ argument: BasicEvaluatedExpression, ids: ExportInfoName[] } | undefined} parsed call
 */
const parseRequireCall = (parser, expr) => {
	/** @type {ExportInfoName[]} */
	const ids = [];
	while (expr.type === "MemberExpression") {
		if (expr.object.type === "Super") return;
		if (!expr.property) return;
		const prop = expr.property;
		if (expr.computed) {
			if (prop.type !== "Literal") return;
			ids.push(`${prop.value}`);
		} else {
			if (prop.type !== "Identifier") return;
			ids.push(prop.name);
		}
		expr = expr.object;
	}
	if (expr.type !== "CallExpression" || expr.arguments.length !== 1) return;
	const callee = expr.callee;
	if (
		callee.type !== "Identifier" ||
		parser.getVariableInfo(callee.name) !== "require"
	) {
		return;
	}
	const arg = expr.arguments[0];
	if (arg.type === "SpreadElement") return;
	const argValue = parser.evaluateExpression(arg);
	return { argument: argValue, ids: ids.reverse() };
};

/**
 * Checks if a value is an AST node.