WIP

core.go

@@ -23,7 +23,6 @@
 package goldsmith
 
 import (
-	"bytes"
 	"path/filepath"
 	"sync"
 
@@ -31,43 +30,17 @@ import (
 )
 
 type stage struct {
-	input  chan file
+	input  chan File
-	output chan file
+	output chan File
-}
-
-type file struct {
-	path string
-	meta map[string]interface{}
 }
 
 type goldsmith struct {
 	srcPath, dstPath string
 	stages           []stage
-	files            chan file
+	files            chan File
 	wg               sync.WaitGroup
 }
 
-func (f *file) Path() string {
-	return f.path
-}
-
-func (f *file) SetPath(path string) {
-	f.path = path
-}
-
-func (f *file) Meta(key string) (interface{}, bool) {
-	value, ok := f.meta[key]
-	return value, ok
-}
-
-func (f *file) SetMeta(key string, value interface{}) {
-	f.meta[key] = value
-}
-
-func (f *file) Data() (*bytes.Buffer, error) {
-	return nil, nil
-}
-
 func NewGoldsmith(srcPath, dstPath string) (Applier, error) {
 	gs := &goldsmith{srcPath: srcPath, dstPath: dstPath}
 	if err := gs.scan(); err != nil {
@@ -83,7 +56,7 @@ func (gs *goldsmith) scan() error {
 		return err
 	}
 
-	gs.files = make(chan file, len(matches))
+	gs.files = make(chan File, len(matches))
 
 	for _, match := range matches {
 		path, err := filepath.Rel(gs.srcPath, match)
@@ -91,14 +64,14 @@ func (gs *goldsmith) scan() error {
 			return err
 		}
 
-		gs.files <- file{path, make(map[string]interface{})}
+		gs.files <- &file{path, make(map[string]interface{})}
 	}
 
 	return nil
 }
 
 func (gs *goldsmith) stage() stage {
-	s := stage{output: make(chan file)}
+	s := stage{output: make(chan File)}
 	if len(gs.stages) == 0 {
 		s.input = gs.files
 	} else {

file.go

@@ -0,0 +1,65 @@
+/*
+ * 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 (
+	"bytes"
+	"os"
+)
+
+type file struct {
+	path string
+	meta map[string]interface{}
+}
+
+func (f *file) Path() string {
+	return f.path
+}
+
+func (f *file) SetPath(path string) {
+	f.path = path
+}
+
+func (f *file) Property(key string) (interface{}, bool) {
+	value, ok := f.meta[key]
+	return value, ok
+}
+
+func (f *file) SetProperty(key string, value interface{}) {
+	f.meta[key] = value
+}
+
+func (f *file) Data() (*bytes.Buffer, error) {
+	file, err := os.Open(f.path)
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	var buff bytes.Buffer
+	if _, err := buff.ReadFrom(file); err != nil {
+		return nil, err
+	}
+
+	return &buff, nil
+}

goldsmith.go

@@ -33,14 +33,14 @@ type File interface {
 	Path() string
 	SetPath(path string)
 
-	Meta(key string) (interface{}, bool)
+	Property(key string) (interface{}, bool)
-	SetMeta(key string, value interface{})
+	SetProperty(key string, value interface{})
 
 	Data() (*bytes.Buffer, error)
 }
 
 type Processor interface {
-	Process(ctx Context, input chan file, output chan file) error
+	Process(ctx Context, input chan File, output chan File) error
 }
 
 type Applier interface {