alex/goldsmith
1
Fork 0
Code Releases Activity

WIP

Browse Source
This commit is contained in:
Alex Yatskov 2015-11-02 17:11:11 +09:00
parent a6b0c84934
commit 57769c218c
2 changed files with 46 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
goldsmith.go
View File

@ -33,38 +33,39 @@ import (
)
type stage struct {
input, output chan File
input, output chan *File
}
type goldsmith struct {
stages []stage
files chan File
err error
srcDir, dstDir string
stages []stage
files chan *File
err error
}
func New(src string) Goldsmith {
gs := new(goldsmith)
gs.scan(src)
func New(srcDir, dstDir string) Goldsmith {
gs := &goldsmith{srcDir: srcDir, dstDir: dstDir}
gs.scan()
return gs
}
func (gs *goldsmith) scan(srcDir string) {
matches, err := doublestar.Glob(filepath.Join(srcDir, "**"))
func (gs *goldsmith) scan() {
matches, err := doublestar.Glob(filepath.Join(gs.srcDir, "**"))
if err != nil {
gs.err = err
return
}
s := stage{nil, make(chan File, len(matches))}
s := stage{nil, make(chan *File, len(matches))}
defer close(s.output)
for _, match := range matches {
relPath, err := filepath.Rel(srcDir, match)
relPath, err := filepath.Rel(gs.srcDir, match)
if err != nil {
panic(err)
}
file := File{
file := &File{
Path: relPath,
Meta: make(map[string]interface{}),
Buff: new(bytes.Buffer),
@ -83,7 +84,11 @@ func (gs *goldsmith) scan(srcDir string) {
}
func (gs *goldsmith) makeStage() stage {
s := stage{gs.stages[len(gs.stages)-1].output, make(chan File)}
s := stage{
gs.stages[len(gs.stages)-1].output,
make(chan *File),
}
gs.stages = append(gs.stages, s)
return s
}
@ -94,12 +99,12 @@ func (gs *goldsmith) chainSingle(s stage, cs ChainerSingle, globs []string) {
var wg sync.WaitGroup
for file := range s.input {
wg.Add(1)
go func(f File) {
go func(f *File) {
defer wg.Done()
if skipFile(&f, globs) {
if skipFile(f, globs) {
s.output <- f
} else {
s.output <- cs.ChainSingle(f)
s.output <- cs.ChainSingle(gs, f)
}
}(file)
}
@ -108,13 +113,13 @@ func (gs *goldsmith) chainSingle(s stage, cs ChainerSingle, globs []string) {
}
func (gs *goldsmith) chainMultiple(s stage, cm ChainerMultiple, globs []string) {
filtered := make(chan File)
filtered := make(chan *File)
defer close(filtered)
go cm.ChainMultiple(filtered, s.output)
go cm.ChainMultiple(gs, filtered, s.output)
for file := range s.input {
if skipFile(&file, globs) {
if skipFile(file, globs) {
s.output <- file
} else {
filtered <- file
@ -122,7 +127,15 @@ func (gs *goldsmith) chainMultiple(s stage, cm ChainerMultiple, globs []string)
}
}
func (gs *goldsmith) Chain(ctx Context) Goldsmith {
func (gs *goldsmith) SrcDir() string {
return gs.srcDir
}
func (gs *goldsmith) DstDir() string {
return gs.dstDir
}
func (gs *goldsmith) Chain(ctx Config) Goldsmith {
if gs.err != nil {
return gs
}
@ -139,13 +152,13 @@ func (gs *goldsmith) Chain(ctx Context) Goldsmith {
return gs
}
func (gs *goldsmith) Complete(dstDir string) ([]File, error) {
func (gs *goldsmith) Complete() ([]*File, error) {
s := gs.stages[len(gs.stages)-1]
var files []File
var files []*File
for file := range s.output {
if file.Err == nil {
absPath := filepath.Join(dstDir, file.Path)
absPath := filepath.Join(gs.dstDir, file.Path)
if file.Err = os.MkdirAll(path.Dir(absPath), 0755); file.Err != nil {
continue
}

15
types.go
View File

@ -25,16 +25,16 @@ package goldsmith
import "bytes"
type Goldsmith interface {
Chain(ctx Context) Goldsmith
Complete(dstDir string) ([]File, error)
Chain(cfg Config) Goldsmith
Complete() ([]*File, error)
}
type ChainerSingle interface {
ChainSingle(file File) File
ChainSingle(ctx Context, file *File) *File
}
type ChainerMultiple interface {
ChainMultiple(input, output chan File)
ChainMultiple(ctx Context, input, output chan *File)
}
type File struct {
@ -44,7 +44,12 @@ type File struct {
Err error
}
type Context struct {
type Context interface {
SrcDir() string
DstDir() string
}
type Config struct {
Chainer interface{}
Globs []string
Err error