示例#1
0
// progType returns the go/types type for the given reflect.Type,
// which must represent a named non-predeclared Go type.
func progType(prog *loader.Program, t reflect.Type) (*types.TypeName, error) {
	if t.Kind() == reflect.Ptr {
		t = t.Elem()
	}
	typeName := t.Name()
	if typeName == "" {
		return nil, errgo.Newf("type %s is not named", t)
	}
	pkgPath := t.PkgPath()
	if pkgPath == "" {
		// TODO could return types.Basic type here if we needed to.
		return nil, errgo.Newf("type %s not declared in package", t)
	}
	pkgInfo := prog.Package(pkgPath)
	if pkgInfo == nil {
		return nil, errgo.Newf("cannot find %q in imported code", pkgPath)
	}
	pkg := pkgInfo.Pkg
	obj := pkg.Scope().Lookup(typeName)
	if obj == nil {
		return nil, errgo.Newf("type %s not found in %s", typeName, pkgPath)
	}
	objTypeName, ok := obj.(*types.TypeName)
	if !ok {
		return nil, errgo.Newf("%s is not a type", typeName)
	}
	return objTypeName, nil
}
示例#2
0
文件: main.go 项目: rexposadas/gx
func findDotImports(prog *loader.Program, pi *loader.PackageInfo) {
	for _, file := range pi.Files {
		for _, importSpec := range file.Imports {
			if importSpec.Name != nil && importSpec.Name.Name == "." {
				dotImportImportPath := strings.Trim(importSpec.Path.Value, `"`)
				dotImportPi := prog.Package(dotImportImportPath)
				dotImports = append(dotImports, dotImportPi)
				findDotImports(prog, dotImportPi)
			}
		}
	}
}