123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231 |
- // This work is subject to the CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
- // license. Its contents can be found at:
- // http://creativecommons.org/publicdomain/zero/1.0/
- package bindata
- import (
- "fmt"
- "io"
- "sort"
- "strings"
- )
- type assetTree struct {
- Asset Asset
- Children map[string]*assetTree
- }
- func newAssetTree() *assetTree {
- tree := &assetTree{}
- tree.Children = make(map[string]*assetTree)
- return tree
- }
- func (node *assetTree) child(name string) *assetTree {
- rv, ok := node.Children[name]
- if !ok {
- rv = newAssetTree()
- node.Children[name] = rv
- }
- return rv
- }
- func (root *assetTree) Add(route []string, asset Asset) {
- for _, name := range route {
- root = root.child(name)
- }
- root.Asset = asset
- }
- func ident(w io.Writer, n int) {
- for i := 0; i < n; i++ {
- w.Write([]byte{'\t'})
- }
- }
- func (root *assetTree) funcOrNil() string {
- if root.Asset.Func == "" {
- return "nil"
- } else {
- return root.Asset.Func
- }
- }
- func (root *assetTree) writeGoMap(w io.Writer, nident int) {
- fmt.Fprintf(w, "&bintree{%s, map[string]*bintree{", root.funcOrNil())
- if len(root.Children) > 0 {
- io.WriteString(w, "\n")
- // Sort to make output stable between invocations
- filenames := make([]string, len(root.Children))
- i := 0
- for filename, _ := range root.Children {
- filenames[i] = filename
- i++
- }
- sort.Strings(filenames)
- for _, p := range filenames {
- ident(w, nident+1)
- fmt.Fprintf(w, `"%s": `, p)
- root.Children[p].writeGoMap(w, nident+1)
- }
- ident(w, nident)
- }
- io.WriteString(w, "}}")
- if nident > 0 {
- io.WriteString(w, ",")
- }
- io.WriteString(w, "\n")
- }
- func (root *assetTree) WriteAsGoMap(w io.Writer) error {
- _, err := fmt.Fprint(w, `type bintree struct {
- Func func() (*asset, error)
- Children map[string]*bintree
- }
- var _bintree = `)
- root.writeGoMap(w, 0)
- return err
- }
- func writeTOCTree(w io.Writer, toc []Asset) error {
- _, err := fmt.Fprintf(w, `// AssetDir returns the file names below a certain
- // directory embedded in the file by go-bindata.
- // For example if you run go-bindata on data/... and data contains the
- // following hierarchy:
- // data/
- // foo.txt
- // img/
- // a.png
- // b.png
- // then AssetDir("data") would return []string{"foo.txt", "img"}
- // AssetDir("data/img") would return []string{"a.png", "b.png"}
- // AssetDir("foo.txt") and AssetDir("notexist") would return an error
- // AssetDir("") will return []string{"data"}.
- func AssetDir(name string) ([]string, error) {
- node := _bintree
- if len(name) != 0 {
- cannonicalName := strings.Replace(name, "\\", "/", -1)
- pathList := strings.Split(cannonicalName, "/")
- for _, p := range pathList {
- node = node.Children[p]
- if node == nil {
- return nil, fmt.Errorf("Asset %%s not found", name)
- }
- }
- }
- if node.Func != nil {
- return nil, fmt.Errorf("Asset %%s not found", name)
- }
- rv := make([]string, 0, len(node.Children))
- for childName := range node.Children {
- rv = append(rv, childName)
- }
- return rv, nil
- }
- `)
- if err != nil {
- return err
- }
- tree := newAssetTree()
- for i := range toc {
- pathList := strings.Split(toc[i].Name, "/")
- tree.Add(pathList, toc[i])
- }
- return tree.WriteAsGoMap(w)
- }
- // writeTOC writes the table of contents file.
- func writeTOC(w io.Writer, toc []Asset) error {
- err := writeTOCHeader(w)
- if err != nil {
- return err
- }
- for i := range toc {
- err = writeTOCAsset(w, &toc[i])
- if err != nil {
- return err
- }
- }
- return writeTOCFooter(w)
- }
- // writeTOCHeader writes the table of contents file header.
- func writeTOCHeader(w io.Writer) error {
- _, err := fmt.Fprintf(w, `// Asset loads and returns the asset for the given name.
- // It returns an error if the asset could not be found or
- // could not be loaded.
- func Asset(name string) ([]byte, error) {
- cannonicalName := strings.Replace(name, "\\", "/", -1)
- if f, ok := _bindata[cannonicalName]; ok {
- a, err := f()
- if err != nil {
- return nil, fmt.Errorf("Asset %%s can't read by error: %%v", name, err)
- }
- return a.bytes, nil
- }
- return nil, fmt.Errorf("Asset %%s not found", name)
- }
- // MustAsset is like Asset but panics when Asset would return an error.
- // It simplifies safe initialization of global variables.
- func MustAsset(name string) []byte {
- a, err := Asset(name)
- if err != nil {
- panic("asset: Asset(" + name + "): " + err.Error())
- }
- return a
- }
- // AssetInfo loads and returns the asset info for the given name.
- // It returns an error if the asset could not be found or
- // could not be loaded.
- func AssetInfo(name string) (os.FileInfo, error) {
- cannonicalName := strings.Replace(name, "\\", "/", -1)
- if f, ok := _bindata[cannonicalName]; ok {
- a, err := f()
- if err != nil {
- return nil, fmt.Errorf("AssetInfo %%s can't read by error: %%v", name, err)
- }
- return a.info, nil
- }
- return nil, fmt.Errorf("AssetInfo %%s not found", name)
- }
- // AssetNames returns the names of the assets.
- func AssetNames() []string {
- names := make([]string, 0, len(_bindata))
- for name := range _bindata {
- names = append(names, name)
- }
- return names
- }
- // _bindata is a table, holding each asset generator, mapped to its name.
- var _bindata = map[string]func() (*asset, error){
- `)
- return err
- }
- // writeTOCAsset write a TOC entry for the given asset.
- func writeTOCAsset(w io.Writer, asset *Asset) error {
- _, err := fmt.Fprintf(w, "\t%q: %s,\n", asset.Name, asset.Func)
- return err
- }
- // writeTOCFooter writes the table of contents file footer.
- func writeTOCFooter(w io.Writer) error {
- _, err := fmt.Fprintf(w, `}
- `)
- return err
- }
|