diff options
Diffstat (limited to 'src/go/build/build.go')
| -rw-r--r-- | src/go/build/build.go | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/go/build/build.go b/src/go/build/build.go index 3ac798083..7a51cf3c0 100644 --- a/src/go/build/build.go +++ b/src/go/build/build.go @@ -417,6 +417,19 @@ func (e *NoGoError) Error() string { return "no buildable Go source files in " + e.Dir } +// MultiplePackageError describes a directory containing +// multiple buildable Go source files for multiple packages. +type MultiplePackageError struct { + Dir string // directory containing files + Packages []string // package names found + Files []string // corresponding files: Files[i] declares package Packages[i] +} + +func (e *MultiplePackageError) Error() string { + // Error string limited to two entries for compatibility. + return fmt.Sprintf("found packages %s (%s) and %s (%s) in %s", e.Packages[0], e.Files[0], e.Packages[1], e.Files[1], e.Dir) +} + func nameExt(name string) string { i := strings.LastIndex(name, ".") if i < 0 { @@ -675,7 +688,7 @@ Found: p.Name = pkg firstFile = name } else if pkg != p.Name { - return p, fmt.Errorf("found packages %s (%s) and %s (%s) in %s", p.Name, firstFile, pkg, name, p.Dir) + return p, &MultiplePackageError{p.Dir, []string{firstFile, name}, []string{p.Name, pkg}} } if pf.Doc != nil && p.Doc == "" { p.Doc = doc.Synopsis(pf.Doc.Text()) |