Source file src/internal/types/testdata/fixedbugs/issue51658.go

Documentation: internal/types/testdata/fixedbugs

     1  // Copyright 2022 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // This test checks syntax errors which differ between
     6  // go/parser and the syntax package.
     7  // TODO: consolidate eventually
     8  
     9  package p
    10  
    11  type F { // ERRORx "expected type|type declaration"
    12  	float64
    13  } // ERRORx "expected declaration|non-declaration statement"
    14  
    15  func _[T F | int](x T) {
    16  	_ = x == 0 // don't crash when recording type of 0
    17  }
    18  
    19  // test case from issue
    20  
    21  type FloatType { // ERRORx "expected type|type declaration"
    22  	float32 | float64
    23  } // ERRORx "expected declaration|non-declaration statement"
    24  
    25  type IntegerType interface {
    26  	int8 | int16 | int32 | int64 | int |
    27  		uint8 | uint16 | uint32 | uint64 | uint
    28  }
    29  
    30  type ComplexType interface {
    31  	complex64 | complex128
    32  }
    33  
    34  type Number interface {
    35  	FloatType | IntegerType | ComplexType
    36  }
    37  
    38  func GetDefaultNumber[T Number](value, defaultValue T) T {
    39  	if value == 0 {
    40  		return defaultValue
    41  	}
    42  	return value
    43  }
    44  

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