Function isFunctionExpression

lib/javascript/JavascriptParser.js:504–505

(type)

 * @returns {boolean} true for FunctionExpression or ArrowFunctionExpression
 */
const isFunctionExpression = (type) =>
	type === "FunctionExpression" || type === "ArrowFunctionExpression";

/**
 * @param {FunctionExpression | ArrowFunctionExpression} fn function