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6c9fb0d55c
The order of diagnostic emission absolutely does not matter. What this transaction was actually doing was suppressing valid diagnostics. This is a deeply unsound thing to do since if errors are emitted but Codable synthesis succeeds then invalid code can make its way past Sema. rdar://74392492
213 lines
7.6 KiB
Swift
213 lines
7.6 KiB
Swift
// RUN: not %target-swift-frontend -diagnostic-style=swift -typecheck %/s 2>&1 | %FileCheck %s
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1 + 2
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func foo(a: Int, b: Int) {
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a + b
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}
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foo(b: 1, a: 2)
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func baz() {
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bar(a: "hello, world!")
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}
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struct Foo {
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var x: Int
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var x: Int
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}
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func bar(a: Int) {}
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func bar(a: Float) {}
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func bazz() throws {
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}
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bazz()
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struct A {}
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extension A {
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let x: Int = { 42 }
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}
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let abc = "👍
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let x = {
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let y = 1
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return y
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}
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struct B: Decodable {
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let a: Foo
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}
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// The line below is indented with tabs, not spaces.
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foo(b: 1, a: 2)
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let 👍👍👍 = {
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let y = 1
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return y
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}
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// Multi-line fix-its
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foo(b: 1,
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a: 2)
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foo(b:
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1,
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a:
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2)
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foo(b:
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1,
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a: 2)
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// Test fallback for non-ASCII characters.
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:11
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// CHECK: [[#LINE-1]] |
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// CHECK: [[#LINE]] | let abc = "👍
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// CHECK: | --> error: unterminated string literal
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// CHECK: [[#LINE+1]] |
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// Test underlining.
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:3
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// CHECK: [[#LINE-1]] |
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// CHECK: [[#LINE]] | 1 + 2
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// CHECK: | ~ ~
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// CHECK: | ^ warning: result of operator '+' is unused
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// CHECK: [[#LINE+1]] |
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// Test inline fix-it rendering.
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:11
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// CHECK: [[#LINE-1]] |
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// CHECK: [[#LINE]] | foo(a: 2, b: 1, a: 2)
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// CHECK: | ++++++~~~~------
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// CHECK: | ^ error: argument 'a' must precede argument 'b' [remove ', a: 2' and insert 'a: 2, ']
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// CHECK: [[#LINE+1]] |
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:7
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// CHECK: [[#LINE-2]] | struct Foo {
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// CHECK: [[#LINE-1]] | var x: Int
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// CHECK: | ^ note: 'x' previously declared here
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// CHECK: [[#LINE]] | var x: Int
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// CHECK: | ^ error: invalid redeclaration of 'x'
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// CHECK: [[#LINE+1]] | }
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// Test out-of-line fix-its on notes.
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:1
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// CHECK: [[#LINE-1]] | }
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// CHECK: [[#LINE]] | bazz()
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// CHECK: | ~~~~~~
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// CHECK: | ^ error: call can throw but is not marked with 'try'
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// CHECK: | ^ note: did you mean to use 'try'? [insert 'try ']
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// CHECK: | ^ note: did you mean to handle error as optional value? [insert 'try? ']
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// CHECK: | ^ note: did you mean to disable error propagation? [insert 'try! ']
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// CHECK: [[#LINE+1]] |
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:7
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// CHECK: [[#LINE-1]] | extension A {
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// CHECK: [[#LINE]] | let x: Int = { 42 }
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// CHECK: | ^ error: extensions must not contain stored properties
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// CHECK: [[#LINE+1]] | }
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// Test complex out-of-line fix-its.
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:16
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// CHECK: [[#LINE-1]] | extension A {
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// CHECK: [[#LINE]] | let x: Int = { 42 }()
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// CHECK: | ~~~~~~++
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// CHECK: | ^ error: function produces expected type 'Int'; did you mean to call it with '()'?
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// CHECK: | ^ note: Remove '=' to make 'x' a computed property [remove '= ' and replace 'let' with 'var']
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// CHECK: [[#LINE+1]] | }
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:9
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// CHECK: [[#LINE-1]] |
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// CHECK: [[#LINE]] | let x = { () -> Result in
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// CHECK: | +++++++++++++++++
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// CHECK: | ^ error: unable to infer complex closure return type; add explicit type to disambiguate
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// CHECK: [[#LINE+1]] | let y = 1
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:8
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// CHECK: [[#LINE-1]] |
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// CHECK: [[#LINE]] | struct B: Decodable {
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// CHECK: | ^ error: type 'B' does not conform to protocol 'Decodable'
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// CHECK: [[#LINE+1]] | let a: Foo
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// CHECK: Swift.Decodable:2:5
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// CHECK: 1 | public protocol Decodable {
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// CHECK: 2 | init(from decoder: Decoder) throws
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// CHECK: | ^ note: protocol requires initializer 'init(from:)' with type 'Decodable'
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// CHECK: 3 | }
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:14
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// CHECK: [[#LINE-1]] | // The line below is indented with tabs, not spaces.
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// CHECK: [[#LINE]] | foo(a: 2, b: 1, a: 2)
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// CHECK: | ++++++~~~~------
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// CHECK: | ^ error: argument 'a' must precede argument 'b' [remove ', a: 2' and insert 'a: 2, ']
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// CHECK: [[#LINE+1]] |
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:20
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// CHECK: [[#LINE-1]] |
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// CHECK: [[#LINE]] | let 👍👍👍 = {
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// CHECK: | --> error: unable to infer complex closure return type; add explicit type to disambiguate [insert ' () -> <#Result#> in ']
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// CHECK: [[#LINE+1]] | let y = 1
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:5
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// CHECK: [[#LINE-2]] | // Multi-line fix-its
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// CHECK: [[#LINE-1]] | foo(a: 2, b: 1,
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// CHECK: | ++++++~~~~-
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// CHECK: [[#LINE]] | a: 2)
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// CHECK: | ----
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// CHECK: | ^ error: argument 'a' must precede argument 'b' [remove ',\n a: 2' and insert 'a: 2, ']
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// CHECK: [[#LINE+1]] |
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:5
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// CHECK: [[#LINE-3]] |
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// CHECK: [[#LINE-2]] | foo(b:
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// CHECK: | ~~
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// CHECK: [[#LINE-1]] | 1,
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// CHECK: | ~-
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// CHECK: [[#LINE]] | a:
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// CHECK: | --
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// CHECK: | ^ error: argument 'a' must precede argument 'b' [remove ',\n a:\n 2' and insert 'a:\n 2, ']
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// CHECK: [[#LINE+1]] | 2)
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// CHECK: | -
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// CHECK: [[#LINE+2]] |
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:5
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// CHECK: [[#LINE-3]] |
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// CHECK: [[#LINE-2]] | foo(a: 2, b:
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// CHECK: | ++++++~~
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// CHECK: [[#LINE-1]] | 1,
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// CHECK: | ~-
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// CHECK: [[#LINE]] | a: 2)
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// CHECK: | ----
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// CHECK: | ^ error: argument 'a' must precede argument 'b' [remove ',\n a: 2' and insert 'a: 2, ']
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// CHECK: [[#LINE+1]] |
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:5
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// CHECK: [[#LINE-1]] | func foo(a: Int, b: Int) {
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// CHECK: [[#LINE]] | a + b
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// CHECK: | ~ ~
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// CHECK: | ^ warning: result of operator '+' is unused
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// CHECK: [[#LINE+1]] | }
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// Test snippet truncation.
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// CHECK: SOURCE_DIR{{[/\]+}}test{{[/\]+}}diagnostics{{[/\]+}}pretty-printed-diagnostics.swift:[[#LINE:]]:3
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// CHECK: [[#LINE-1]] | func baz() {
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// CHECK: [[#LINE]] | bar(a: "hello, world!")
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// CHECK: | ^ error: no exact matches in call to global function 'bar'
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// CHECK: [[#LINE+1]] | }
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// CHECK: ...
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// CHECK: [[#LINE:]] |
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// CHECK: [[#LINE+1]] | func bar(a: Int) {}
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// CHECK: | ^ note: candidate expects value of type 'Int' for parameter #1
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// CHECK: [[#LINE+2]] | func bar(a: Float) {}
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// CHECK: | ^ note: candidate expects value of type 'Float' for parameter #1
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// CHECK: [[#LINE+3]] |
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