Method walkForInStatement

lib/javascript/JavascriptParser.js:2717–2740

* Walk for in statement. * @param {ForInStatement} statement for statement

(statement)

	 * @param {ForInStatement} statement for statement
	 */
	walkForInStatement(statement) {
		this.inBlockScope(() => {
			if (statement.left.type === "VariableDeclaration") {
				this.blockPreWalkVariableDeclaration(statement.left);
				this.walkVariableDeclaration(statement.left);
			} else {
				this.walkPattern(statement.left);
			}

			this.walkExpression(statement.right);

			const body = statement.body;

			if (body.type === "BlockStatement") {
				// no need to add additional scope
				const prev = this.prevStatement;
				this.blockPreWalkStatements(body.body);
				this.prevStatement = prev;
				this.walkStatements(body.body);
			} else {
				this.walkNestedStatement(body);
			}
		});
	}

	/**
	 * Pre walk for of statement.