Files
swift-mirror/test/Syntax/Parser/async.swift
2020-08-13 14:25:44 -07:00

29 lines
699 B
Swift

// Verify that async parses correctly via the parser lib even without the
// experimental flag being set in LangOpts.
//
// REQUIRES: syntax_parser_lib
// RUN: %swift-syntax-parser-test %s -dump-diags 2>&1 | %FileCheck %s
func asyncGlobal1() async { }
func asyncGlobal2() async throws { }
typealias AsyncFunc1 = () async -> ()
typealias AsyncFunc2 = () async throws -> ()
func testTypeExprs() {
let _ = [() async -> ()]()
let _ = [() async throws -> ()]()
}
func testAwaitOperator() async {
let _ = await asyncGlobal1()
}
func testAsyncClosure() {
let _ = { () async in 5 }
let _ = { () throws in 5 }
let _ = { () async throws in 5 }
}
// CHECK: 0 error(s) 0 warnings(s) 0 note(s)