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Revert "godoc: skip build tag annotations when displaying examples"

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This reverts commit faa8a71ab5.

Reason for revert: +build tag in test causes build to fail :(

Change-Id: I8942a6dcc29faaceada23b63ba80ea881b3b2ca6
Reviewed-on: https://go-review.googlesource.com/126195
Reviewed-by: Andrew Bonventre <andybons@golang.org>
Run-TryBot: Andrew Bonventre <andybons@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Andrew Bonventre 2018-07-26 20:58:37 +00:00
parent faa8a71ab5
commit bfb5194568
2 changed files with 0 additions and 63 deletions
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18
godoc/godoc.go
View File

@ -666,7 +666,6 @@ func (p *Presentation) example_htmlFunc(info *PageInfo, funcName string) string
play := ""
if eg.Play != nil && p.ShowPlayground {
var buf bytes.Buffer
eg.Play.Comments = filterOutBuildAnnotations(eg.Play.Comments)
if err := format.Node(&buf, info.FSet, eg.Play); err != nil {
log.Print(err)
} else {
@ -695,23 +694,6 @@ func (p *Presentation) example_htmlFunc(info *PageInfo, funcName string) string
return buf.String()
}
func filterOutBuildAnnotations(cg []*ast.CommentGroup) []*ast.CommentGroup {
if len(cg) == 0 {
return cg
}
for i := range cg {
if !strings.HasPrefix(cg[i].Text(), "+build ") {
// Found the first non-build tag, return from here until the end
// of the slice.
return cg[i:]
}
}
// There weren't any non-build tags, return an empty slice.
return []*ast.CommentGroup{}
}
// example_nameFunc takes an example function name and returns its display
// name. For example, "Foo_Bar_quux" becomes "Foo.Bar (Quux)".
func (p *Presentation) example_nameFunc(s string) string {

45
godoc/godoc_test.go
View File

@ -321,48 +321,3 @@ func TestSrcToPkgLinkFunc(t *testing.T) {
}
}
}
func TestFilterOutBuildAnnotations(t *testing.T) {
src := []byte(`
// +build !foo
// +build !anothertag
// non-tag comment
package foo
func bar() int {
return 42
}`)
fset := token.NewFileSet()
af, err := parser.ParseFile(fset, "foo.go", src, parser.ParseComments)
if err != nil {
t.Fatal(err)
}
var found bool
for _, cg := range af.Comments {
if strings.HasPrefix(cg.Text(), "+build ") {
found = true
break
}
}
if !found {
t.Errorf("TestFilterOutBuildAnnotations is broken: missing build tag in test input")
}
found = false
for _, cg := range filterOutBuildAnnotations(af.Comments) {
if strings.HasPrefix(cg.Text(), "+build ") {
t.Errorf("filterOutBuildAnnotations failed to filter build tag")
}
if strings.Contains(cg.Text(), "non-tag comment") {
found = true
}
}
if !found {
t.Errorf("filterOutBuildAnnotations should not remove non-build tag comment")
}
}