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cmd/go: delete showOutput, formatOutput, and processOutput

This functions have been replaced with Builder.reportCmd.

For #62067.

Change-Id: Ifeccee720b3da3dc44c49fe11da1eca7b5f46551
Reviewed-on: https://go-review.googlesource.com/c/go/+/529220
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
This commit is contained in:
Austin Clements 2023-09-17 18:20:11 -04:00
parent 7ee9980105
commit 045ce51b05

View File

@ -2379,126 +2379,6 @@ func (e *cmdError) ImportPath() string {
return e.importPath
}
// showOutput prints "# desc" followed by the given output.
// The output is expected to contain references to 'dir', usually
// the source directory for the package that has failed to build.
// showOutput rewrites mentions of dir with a relative path to dir
// when the relative path is shorter. This is usually more pleasant.
// For example, if fmt doesn't compile and we are in src/html,
// the output is
//
// $ go build
// # fmt
// ../fmt/print.go:1090: undefined: asdf
// $
//
// instead of
//
// $ go build
// # fmt
// /usr/gopher/go/src/fmt/print.go:1090: undefined: asdf
// $
//
// showOutput also replaces references to the work directory with $WORK.
//
// If a is not nil and a.output is not nil, showOutput appends to that slice instead of
// printing to b.Print.
func (b *Builder) showOutput(a *Action, dir, desc, out string) {
importPath := ""
if a != nil && a.Package != nil {
importPath = a.Package.ImportPath
}
psErr := formatOutput(b.WorkDir, dir, importPath, desc, out)
if a != nil && a.output != nil {
a.output = append(a.output, psErr.prefix...)
a.output = append(a.output, psErr.suffix...)
return
}
b.output.Lock()
defer b.output.Unlock()
b.Print(psErr.prefix, psErr.suffix)
}
// A prefixSuffixError is an error formatted by formatOutput.
type prefixSuffixError struct {
importPath string
prefix, suffix string
}
func (e *prefixSuffixError) Error() string {
if e.importPath != "" && !strings.HasPrefix(strings.TrimPrefix(e.prefix, "# "), e.importPath) {
return fmt.Sprintf("go build %s:\n%s%s", e.importPath, e.prefix, e.suffix)
}
return e.prefix + e.suffix
}
func (e *prefixSuffixError) ImportPath() string {
return e.importPath
}
// formatOutput prints "# desc" followed by the given output.
// The output is expected to contain references to 'dir', usually
// the source directory for the package that has failed to build.
// formatOutput rewrites mentions of dir with a relative path to dir
// when the relative path is shorter. This is usually more pleasant.
// For example, if fmt doesn't compile and we are in src/html,
// the output is
//
// $ go build
// # fmt
// ../fmt/print.go:1090: undefined: asdf
// $
//
// instead of
//
// $ go build
// # fmt
// /usr/gopher/go/src/fmt/print.go:1090: undefined: asdf
// $
//
// formatOutput also replaces references to the work directory with $WORK.
// formatOutput returns the output in a prefix with the description and a
// suffix with the actual output.
func formatOutput(workDir, dir, importPath, desc, out string) *prefixSuffixError {
prefix := "# " + desc
suffix := "\n" + out
suffix = strings.ReplaceAll(suffix, " "+workDir, " $WORK")
for {
// Note that dir starts out long, something like
// /foo/bar/baz/root/a
// The target string to be reduced is something like
// (blah-blah-blah) /foo/bar/baz/root/sibling/whatever.go:blah:blah
// /foo/bar/baz/root/a doesn't match /foo/bar/baz/root/sibling, but the prefix
// /foo/bar/baz/root does. And there may be other niblings sharing shorter
// prefixes, the only way to find them is to look.
// This doesn't always produce a relative path --
// /foo is shorter than ../../.., for example.
//
if reldir := base.ShortPath(dir); reldir != dir {
suffix = strings.ReplaceAll(suffix, " "+dir, " "+reldir)
suffix = strings.ReplaceAll(suffix, "\n"+dir, "\n"+reldir)
suffix = strings.ReplaceAll(suffix, "\n\t"+dir, "\n\t"+reldir)
if filepath.Separator == '\\' {
// Don't know why, sometimes this comes out with slashes, not backslashes.
wdir := strings.ReplaceAll(dir, "\\", "/")
suffix = strings.ReplaceAll(suffix, " "+wdir, " "+reldir)
suffix = strings.ReplaceAll(suffix, "\n"+wdir, "\n"+reldir)
suffix = strings.ReplaceAll(suffix, "\n\t"+wdir, "\n\t"+reldir)
}
}
dirP := filepath.Dir(dir)
if dir == dirP {
break
}
dir = dirP
}
return &prefixSuffixError{importPath: importPath, prefix: prefix, suffix: suffix}
}
var cgoLine = lazyregexp.New(`\[[^\[\]]+\.(cgo1|cover)\.go:[0-9]+(:[0-9]+)?\]`)
var cgoTypeSigRe = lazyregexp.New(`\b_C2?(type|func|var|macro)_\B`)
@ -2513,23 +2393,6 @@ func (b *Builder) run(a *Action, dir string, desc string, env []string, cmdargs
return b.reportCmd(a, nil, desc, dir, out, err)
}
// processOutput prepares the output of runOut to be output to the console.
func (b *Builder) processOutput(out []byte) string {
if out[len(out)-1] != '\n' {
out = append(out, '\n')
}
messages := string(out)
// Fix up output referring to cgo-generated code to be more readable.
// Replace x.go:19[/tmp/.../x.cgo1.go:18] with x.go:19.
// Replace *[100]_Ctype_foo with *[100]C.foo.
// If we're using -x, assume we're debugging and want the full dump, so disable the rewrite.
if !cfg.BuildX && cgoLine.MatchString(messages) {
messages = cgoLine.ReplaceAllString(messages, "")
messages = cgoTypeSigRe.ReplaceAllString(messages, "C.")
}
return messages
}
// runOut runs the command given by cmdline in the directory dir.
// It returns the command output and any errors that occurred.
// It accumulates execution time in a.