mirror of
https://github.com/apple/swift.git
synced 2025-12-21 12:14:44 +01:00
50 lines
2.7 KiB
Swift
50 lines
2.7 KiB
Swift
// RUN: %target-typecheck-verify-swift
|
||
|
||
func my_print<T>(_ t: T) {}
|
||
|
||
class 你好 {
|
||
class שלום {
|
||
class வணக்கம் {
|
||
class Γειά {
|
||
class func привет() {
|
||
my_print("hello")
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
你好.שלום.வணக்கம்.Γειά.привет()
|
||
|
||
// Identifiers cannot start with combining chars.
|
||
_ = .́duh() // expected-error {{use of unresolved operator '.́'}} // expected-error{{use of unresolved identifier 'duh'}}
|
||
|
||
// Combining characters can be used within identifiers.
|
||
func s̈pin̈al_tap̈() {}
|
||
|
||
// Private-use characters aren't valid in Swift source.
|
||
() // expected-error{{invalid character in source file}} {{1-4= }}
|
||
|
||
// Placeholders are recognized as identifiers but with error.
|
||
func <#some name#>() {} // expected-error 2 {{editor placeholder in source file}}
|
||
|
||
// Keywords as identifiers
|
||
class switch {} // expected-error {{keyword 'switch' cannot be used as an identifier here}} expected-note {{if this name is unavoidable, use backticks to escape it}} {{7-13=`switch`}}
|
||
struct Self {} // expected-error {{keyword 'Self' cannot be used as an identifier here}} expected-note {{if this name is unavoidable, use backticks to escape it}} {{8-12=`Self`}}
|
||
protocol enum {} // expected-error {{keyword 'enum' cannot be used as an identifier here}} expected-note {{if this name is unavoidable, use backticks to escape it}} {{10-14=`enum`}}
|
||
protocol test { // expected-note{{in declaration of 'test'}}
|
||
associatedtype public // expected-error {{keyword 'public' cannot be used as an identifier here}} expected-note {{if this name is unavoidable, use backticks to escape it}} {{18-24=`public`}} expected-error {{consecutive declarations on a line must be separated by ';'}}
|
||
} // expected-error{{expected declaration}}
|
||
func _(_ x: Int) {} // expected-error {{keyword '_' cannot be used as an identifier here}} // expected-note {{if this name is unavoidable, use backticks to escape it}} {{6-7=`_`}}
|
||
|
||
// SIL keywords are tokenized as normal identifiers in non-SIL mode.
|
||
_ = undef // expected-error {{use of unresolved identifier 'undef'}}
|
||
_ = sil // expected-error {{use of unresolved identifier 'sil'}}
|
||
_ = sil_stage // expected-error {{use of unresolved identifier 'sil_stage'}}
|
||
_ = sil_vtable // expected-error {{use of unresolved identifier 'sil_vtable'}}
|
||
_ = sil_global // expected-error {{use of unresolved identifier 'sil_global'}}
|
||
_ = sil_witness_table // expected-error {{use of unresolved identifier 'sil_witness_table'}}
|
||
_ = sil_default_witness_table // expected-error {{use of unresolved identifier 'sil_default_witness_table'}}
|
||
_ = sil_coverage_map // expected-error {{use of unresolved identifier 'sil_coverage_map'}}
|
||
_ = sil_scope // expected-error {{use of unresolved identifier 'sil_scope'}}
|