2015-10-29 09:24:47 +00:00
|
|
|
/*
|
|
|
|
* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
|
|
|
|
* Author: Alex Yatskov <alex@foosoft.net>
|
|
|
|
*
|
|
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
|
|
|
* this software and associated documentation files (the "Software"), to deal in
|
|
|
|
* the Software without restriction, including without limitation the rights to
|
|
|
|
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
|
|
|
* the Software, and to permit persons to whom the Software is furnished to do so,
|
|
|
|
* subject to the following conditions:
|
|
|
|
*
|
|
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
|
|
* copies or substantial portions of the Software.
|
|
|
|
*
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
|
|
|
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
|
|
|
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
|
|
|
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
|
*/
|
|
|
|
|
|
|
|
package goldsmith
|
|
|
|
|
|
|
|
import (
|
|
|
|
"path/filepath"
|
2015-10-29 09:51:17 +00:00
|
|
|
"sync"
|
2015-10-29 09:24:47 +00:00
|
|
|
|
|
|
|
"github.com/bmatcuk/doublestar"
|
|
|
|
)
|
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
type stage struct {
|
|
|
|
input chan File
|
|
|
|
output chan File
|
|
|
|
}
|
|
|
|
|
2015-10-29 09:24:47 +00:00
|
|
|
type goldsmith struct {
|
|
|
|
Context
|
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
stages []stage
|
|
|
|
files chan File
|
|
|
|
wg sync.WaitGroup
|
2015-10-29 09:24:47 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
func NewGoldsmith(srcPath, dstPath string) (Applier, error) {
|
|
|
|
gs := &goldsmith{Context: Context{srcPath, dstPath}}
|
|
|
|
if err := gs.scan(); err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
|
|
|
|
return gs, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
func (gs *goldsmith) scan() error {
|
|
|
|
matches, err := doublestar.Glob(filepath.Join(gs.srcPath, "**"))
|
|
|
|
if err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
gs.files = make(chan File, len(matches))
|
|
|
|
|
2015-10-29 09:24:47 +00:00
|
|
|
for _, match := range matches {
|
|
|
|
path, err := filepath.Rel(gs.srcPath, match)
|
|
|
|
if err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
gs.files <- File{path, make(map[string]interface{})}
|
2015-10-29 09:24:47 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
func (gs *goldsmith) stage() stage {
|
|
|
|
s := stage{output: make(chan File)}
|
|
|
|
if len(gs.stages) == 0 {
|
|
|
|
s.input = gs.files
|
|
|
|
} else {
|
|
|
|
s.input = gs.stages[len(gs.stages)-1].output
|
|
|
|
}
|
|
|
|
|
|
|
|
gs.stages = append(gs.stages, s)
|
|
|
|
return s
|
|
|
|
}
|
|
|
|
|
|
|
|
func (gs *goldsmith) Apply(p Processor) Applier {
|
|
|
|
return gs.ApplyTo(p, "*")
|
2015-10-29 09:24:47 +00:00
|
|
|
}
|
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
func (gs *goldsmith) ApplyTo(p Processor, pattern string) Applier {
|
|
|
|
s := gs.stage()
|
2015-10-29 09:24:47 +00:00
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
gs.wg.Add(1)
|
|
|
|
go func() {
|
|
|
|
p.ProcessFiles(s.input, s.output)
|
|
|
|
gs.wg.Done()
|
|
|
|
}()
|
|
|
|
|
|
|
|
return gs
|
|
|
|
}
|
2015-10-29 09:24:47 +00:00
|
|
|
|
2015-10-29 09:51:17 +00:00
|
|
|
func (gs *goldsmith) Wait() Applier {
|
|
|
|
gs.wg.Wait()
|
2015-10-29 09:24:47 +00:00
|
|
|
return gs
|
|
|
|
}
|