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67 lines
1.0 KiB
67 lines
1.0 KiB
package smplt
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import (
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"errors"
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"io/ioutil"
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"log"
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"os"
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"path/filepath"
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)
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var (
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InvalidTreeWalkerRoot = errors.New("Invalid tree climber root given")
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)
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type TreeWalker struct {
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Root string
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}
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func NewTreeWalker(dirRoot string) (*TreeWalker, error) {
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fi, err := os.Stat(dirRoot)
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if err != nil {
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return nil, err
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}
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if !fi.IsDir() {
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return nil, InvalidTreeWalkerRoot
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}
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return &TreeWalker{Root: dirRoot}, nil
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}
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func (me *TreeWalker) Simplates() (<-chan *Simplate, error) {
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schan := make(chan *Simplate)
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go func() {
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filepath.Walk(me.Root,
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func(path string, info os.FileInfo, err error) error {
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if err != nil {
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log.Println("TreeWalker error:", err)
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return nil
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}
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if info.IsDir() {
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return nil
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}
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f, err := os.Open(path)
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if err != nil {
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return err
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}
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defer f.Close()
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content, err := ioutil.ReadAll(f)
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if err != nil {
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return err
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}
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schan <- NewSimplateFromString(path, string(content))
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return nil
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})
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close(schan)
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}()
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return (<-chan *Simplate)(schan), nil
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}
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