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Raw identifiers are backtick-delimited identifiers that can contain any non-identifier character other than the backtick itself, CR, LF, or other non-printable ASCII code units, and which are also not composed entirely of operator characters.
53 lines
1.4 KiB
Swift
53 lines
1.4 KiB
Swift
// RUN: %empty-directory(%t)
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// 1. functional test:
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// RUN: %target-build-swift %s -emit-executable -o %t/a.out
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// RUN: %target-codesign %t/a.out
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// RUN: %target-run %t/a.out | %FileCheck %s
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// 2. check if the generated IR looks like what we expect:
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// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s -check-prefix=CHECK-IR
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// REQUIRES: executable_test
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func tupleCast<T, U>(_ t: (notRaw1: T, notRaw2: U)) -> Bool {
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return t is (notRaw1: Int, notRaw2: String)
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// CHECK-IR: @".str.16.notRaw1 notRaw2 " = private unnamed_addr constant [17 x i8] c"notRaw1 notRaw2 \00"
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}
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func tupleCast<T, U>(_ t: (`raw 1`: T, `raw 2`: U)) -> Bool {
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return t is (`raw 1`: Int, `raw 2`: String)
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// CHECK-IR: @".str.18.`raw\C2\A01` `raw\C2\A02` " = private unnamed_addr constant [19 x i8] c"`raw\C2\A01` `raw\C2\A02` \00"
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}
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func test() {
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var failed = false
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if !tupleCast((notRaw1: 10, notRaw2: "hello")) {
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print("failed: cast should have passed")
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failed = true
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}
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if tupleCast((notRaw1: 10, notRaw2: 11)) {
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print("failed: cast should not have passed")
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failed = true
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}
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if !tupleCast((`raw 1`: 10, `raw 2`: "hello")) {
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print("failed: cast should have passed")
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failed = true
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}
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if tupleCast((`raw 1`: 10, `raw 2`: 11)) {
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print("failed: cast should not have passed")
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failed = true
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}
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if !failed {
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print("passed")
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}
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}
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test()
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// CHECK: passed
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// CHECK-NOT: failed
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