Method walkSwitchCases

lib/javascript/JavascriptParser.js:3389–3424

* Processes the provided switch case. * @param {SwitchCase[]} switchCases switch statement

(switchCases)

	 * @param {SwitchCase[]} switchCases switch statement
	 */
	walkSwitchCases(switchCases) {
		this.inBlockScope(() => {
			const len = switchCases.length;

			// we need to pre walk all statements first since we can have invalid code
			// import A from "module";
			// switch(1) {
			//    case 1:
			//      console.log(A); // should fail at runtime
			//    case 2:
			//      const A = 1;
			// }
			for (let index = 0; index < len; index++) {
				const switchCase = switchCases[index];

				if (switchCase.consequent.length > 0) {
					const prev = this.prevStatement;
					this.blockPreWalkStatements(switchCase.consequent);
					this.prevStatement = prev;
				}
			}

			for (let index = 0; index < len; index++) {
				const switchCase = switchCases[index];

				if (switchCase.test) {
					this.walkExpression(switchCase.test);
				}

				if (switchCase.consequent.length > 0) {
					this.walkStatements(switchCase.consequent);
					this.scope.terminated = undefined;
				}
			}
		});
	}

	/**
	 * Pre walk catch clause.