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30 lines
1.4 KiB
Swift
30 lines
1.4 KiB
Swift
// RUN: %target-swift-frontend -parse -verify -module-name main %s
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// Tests for interaction between comments & operators from SE-0037
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// which defined comments to be whitespace for operator arity rules.
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let foo: Bool! = true
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// Used to be errors, should now work
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let a = /* */!foo
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1/**/+ 2
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1 /**/+ 2
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1 +/*hi*/2
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// Used to work, should now be errors
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// The actual error produced is probably not important.
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// These are wrapped in functions to allow the parser to recover before the next test case.
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func test1() { _ = foo/* */?.description } // expected-error {{expected ':' after '? ...' in ternary expression}}
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func test2() { _ = foo/* */! } // expected-error {{expected expression after operator}}
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func test3() { _ = 1/**/+2 } // expected-error {{consecutive statements on a line must be separated by ';'}} expected-error {{ambiguous use of operator '+'}}
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func test4() { _ = 1+/**/2 } // expected-error {{'+' is not a postfix unary operator}} expected-error {{consecutive statements on a line must be separated by ';'}}
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// Continue to be errors
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func test5() { _ = !/* */foo } // expected-error {{unary operator cannot be separated from its operand}}
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func test6() { _ = 1+/* */2 } // expected-error {{'+' is not a postfix unary operator}} expected-error {{consecutive statements on a line must be separated by ';'}}
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// Continue to work
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foo!// this is dangerous
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1 +/**/ 2
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1 +/* hi */2
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