Ejemplo n.º 1
0
// DefaultImporter looks for the package; if it finds it,
// it parses and returns it. If no package was found, it returns nil.
func DefaultImporter(path string, srcDir string) *ast.Package {
	bpkg, err := build.Default.Import(path, srcDir, 0)
	if err != nil {
		return nil
	}
	pkgs, err := parser.ParseDir(FileSet, bpkg.Dir, isGoFile, 0, DefaultImportPathToName)
	if err != nil {
		if Debug {
			switch err := err.(type) {
			case scanner.ErrorList:
				for _, e := range err {
					debugp("\t%v: %s", e.Pos, e.Msg)
				}
			default:
				debugp("\terror parsing %s: %v", bpkg.Dir, err)
			}
		}
		return nil
	}
	if pkg := pkgs[bpkg.Name]; pkg != nil {
		return pkg
	}
	if Debug {
		debugp("package not found by ParseDir!")
	}
	return nil
}
Ejemplo n.º 2
0
func parseDir(dir string) *ast.Package {
	pkgs, _ := parser.ParseDir(FileSet, dir, isGoFile, 0, DefaultImportPathToName)
	if len(pkgs) == 0 {
		return nil
	}
	delete(pkgs, "documentation")
	for name, pkg := range pkgs {
		if len(pkgs) == 1 || name != "main" {
			return pkg
		}
	}
	return nil
}