github.com/lovishpuri/go-40569/src@v0.0.0-20230519171745-f8623e7c56cf/go/parser/testdata/issue49482.go2 (about)

     1  // Copyright 2021 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  package p
     6  
     7  type (
     8          // these need a comma to disambiguate
     9          _[P *T,] struct{}
    10          _[P *T, _ any] struct{}
    11          _[P (*T),] struct{}
    12          _[P (*T), _ any] struct{}
    13          _[P (T),] struct{}
    14          _[P (T), _ any] struct{}
    15  
    16          // these parse as name followed by type
    17          _[P *struct{}] struct{}
    18          _[P (*struct{})] struct{}
    19          _[P ([]int)] struct{}
    20  
    21          // array declarations
    22          _ [P(T)]struct{}
    23          _ [P((T))]struct{}
    24          _ [P * *T]struct{}
    25          _ [P * T]struct{}
    26          _ [P(*T)]struct{}
    27          _ [P(**T)]struct{}
    28          _ [P * T - T]struct{}
    29          _ [P*T-T, /* ERROR "unexpected comma" */ ]struct{}
    30          _ [10, /* ERROR "unexpected comma" */ ]struct{}
    31  
    32          _[P *struct{}|int] struct{}
    33          _[P *struct{}|int|string] struct{}
    34  )