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swift-mirror/test/StringProcessing/Sema/regex_literal_diagnostics.swift
Hamish Knight 8d59eb08df [Parse] Ban trailing space for /.../ regex literals
Ban space and tab as the last character of a
`/.../` regex literal, unless escaped with a
backslash. This matches the banning of space and
tab as the first character, and helps avoid breaking
source in even more cases.
2022-06-23 20:38:28 +01:00

21 lines
1.0 KiB
Swift

// RUN: %target-typecheck-verify-swift -enable-bare-slash-regex -disable-availability-checking
// REQUIRES: swift_in_compiler
postfix operator ^^
postfix func ^^ <T> (_ x: T) -> T { x }
prefix operator !!
prefix func !! <T> (_ x: T) -> T { x }
// rdar://92469692 - Make sure we get a correct fix-it location here.
func foo<T>(_ x: T, y: Int) {} // expected-note 3{{'foo(_:y:)' declared here}}
foo(/a/) // expected-error {{missing argument for parameter 'y' in call}} {{8-8=, y: <#Int#>}}
foo(/,/) // expected-error {{missing argument for parameter 'y' in call}} {{8-8=, y: <#Int#>}}
foo(/a/^^) // expected-error {{missing argument for parameter 'y' in call}} {{10-10=, y: <#Int#>}}
func bar<T>(x: Int, _ y: T) {} // expected-note 3{{'bar(x:_:)' declared here}}
bar(/a/) // expected-error {{missing argument for parameter 'x' in call}} {{5-5=x: <#Int#>, }}
bar(/,/) // expected-error {{missing argument for parameter 'x' in call}} {{5-5=x: <#Int#>, }}
bar(!!/a/) // expected-error {{missing argument for parameter 'x' in call}} {{5-5=x: <#Int#>, }}