| // Copyright 2022 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // This test checks syntax errors which differ between |
| // go/parser and the syntax package. |
| // TODO: consolidate eventually |
| |
| package p |
| |
| type F { // ERRORx "expected type|type declaration" |
| float64 |
| } // ERRORx "expected declaration|non-declaration statement" |
| |
| func _[T F | int](x T) { |
| _ = x == 0 // don't crash when recording type of 0 |
| } |
| |
| // test case from issue |
| |
| type FloatType { // ERRORx "expected type|type declaration" |
| float32 | float64 |
| } // ERRORx "expected declaration|non-declaration statement" |
| |
| type IntegerType interface { |
| int8 | int16 | int32 | int64 | int | |
| uint8 | uint16 | uint32 | uint64 | uint |
| } |
| |
| type ComplexType interface { |
| complex64 | complex128 |
| } |
| |
| type Number interface { |
| FloatType | IntegerType | ComplexType |
| } |
| |
| func GetDefaultNumber[T Number](value, defaultValue T) T { |
| if value == 0 { |
| return defaultValue |
| } |
| return value |
| } |