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// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package types
import (
"fmt"
"go/token"
)
// A Package describes a Go package.
type Package struct {
path string
name string
scope *Scope
complete bool
imports []*Package
fake bool // scope lookup errors are silently dropped if package is fake (internal use only)
cgo bool // uses of this package will be rewritten into uses of declarations from _cgo_gotypes.go
}
// NewPackage returns a new Package for the given package path and name.
// The package is not complete and contains no explicit imports.
func NewPackage(path, name string) *Package {
scope := NewScope(Universe, token.NoPos, token.NoPos, fmt.Sprintf("package %q", path))
return &Package{path: path, name: name, scope: scope}
}
// Path returns the package path.
func (pkg *Package) Path() string { return pkg.path }
// Name returns the package name.
func (pkg *Package) Name() string { return pkg.name }
// SetName sets the package name.
func (pkg *Package) SetName(name string) { pkg.name = name }
// Scope returns the (complete or incomplete) package scope
// holding the objects declared at package level (TypeNames,
// Consts, Vars, and Funcs).
func (pkg *Package) Scope() *Scope { return pkg.scope }
// A package is complete if its scope contains (at least) all
// exported objects; otherwise it is incomplete.
func (pkg *Package) Complete() bool { return pkg.complete }
// MarkComplete marks a package as complete.
func (pkg *Package) MarkComplete() { pkg.complete = true }
// Imports returns the list of packages directly imported by
// pkg; the list is in source order.
//
// If pkg was loaded from export data, Imports includes packages that
// provide package-level objects referenced by pkg. This may be more or
// less than the set of packages directly imported by pkg's source code.
func (pkg *Package) Imports() []*Package { return pkg.imports }
// SetImports sets the list of explicitly imported packages to list.
// It is the caller's responsibility to make sure list elements are unique.
func (pkg *Package) SetImports(list []*Package) { pkg.imports = list }
func (pkg *Package) String() string {
return fmt.Sprintf("package %s (%q)", pkg.name, pkg.path)
}