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internal/reflectlite: fix name of type parameter

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CL 372774 is for reflect, this CL is for internal/reflectlite.

Updates #50208

Change-Id: Ib7e8b1bc031feab218d1addd78388fcfe9b675b5
Reviewed-on: https://go-review.googlesource.com/c/go/+/393918
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>
Trust: Daniel Martí <mvdan@mvdan.cc>
This commit is contained in:
zhouguangyuan 2022-03-20 02:10:17 +08:00 committed by Daniel Martí
parent 4d2da99498
commit 47efdcbf4c
2 changed files with 13 additions and 1 deletions
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5
src/internal/reflectlite/all_test.go
View File

@ -958,6 +958,9 @@ type nameTest struct {
want string
}
type A struct{}
type B[T any] struct{}
var nameTests = []nameTest{
{(*int32)(nil), "int32"},
{(*D1)(nil), "D1"},
@ -971,6 +974,8 @@ var nameTests = []nameTest{
F()
})(nil), ""},
{(*TheNameOfThisTypeIsExactly255BytesLongSoWhenTheCompilerPrependsTheReflectTestPackageNameAndExtraStarTheLinkerRuntimeAndReflectPackagesWillHaveToCorrectlyDecodeTheSecondLengthByte0123456789_0123456789_0123456789_0123456789_0123456789_012345678)(nil), "TheNameOfThisTypeIsExactly255BytesLongSoWhenTheCompilerPrependsTheReflectTestPackageNameAndExtraStarTheLinkerRuntimeAndReflectPackagesWillHaveToCorrectlyDecodeTheSecondLengthByte0123456789_0123456789_0123456789_0123456789_0123456789_012345678"},
{(*B[A])(nil), "B[reflectlite_test.A]"},
{(*B[B[A]])(nil), "B[reflectlite_test.B[reflectlite_test.A]]"},
}
func TestNames(t *testing.T) {

9
src/internal/reflectlite/type.go
View File

@ -577,7 +577,14 @@ func (t *rtype) Name() string {
}
s := t.String()
i := len(s) - 1
for i >= 0 && s[i] != '.' {
sqBrackets := 0
for i >= 0 && (s[i] != '.' || sqBrackets != 0) {
switch s[i] {
case ']':
sqBrackets++
case '[':
sqBrackets--
}
i--
}
return s[i+1:]