latest

mfer/manifest.go

@@ -4,10 +4,10 @@ import (
 	"fmt"
 	"io"
 	"io/fs"
+	"os"
 	"path/filepath"
 	"strings"
 
-	"github.com/davecgh/go-spew/spew"
 	"github.com/spf13/afero"
 )
 
@@ -28,6 +28,10 @@ type Manifest struct {
 	TotalFileSize int64
 }
 
+func (m *Manifest) String() string {
+	return fmt.Sprintf("<Manifest count=%d totalSize=%d>", len(m.Files), m.TotalFileSize)
+}
+
 type ManifestScanOptions struct {
 	IgnoreDotfiles bool
 	FollowSymLinks bool
@@ -39,13 +43,11 @@ func NewFromPath(inputPath string, options *ManifestScanOptions) (*Manifest, err
 		return nil, err
 	}
 	afs := afero.NewBasePathFs(afero.NewOsFs(), abs)
-	spew.Dump(afs)
 	m, err := NewFromFS(afs, options)
 	if err != nil {
 		return nil, err
 	}
 	m.SourceFSRoot = abs
-	spew.Dump(m)
 	return m, nil
 }
 
@@ -54,13 +56,16 @@ func NewFromFS(fs afero.Fs, options *ManifestScanOptions) (*Manifest, error) {
 		SourceFS:    fs,
 		ScanOptions: options,
 	}
-	m.Scan()
+	err := m.Scan()
+	if err != nil {
+		return nil, err
+	}
 	return m, nil
 }
 
-func (m *Manifest) Scan() {
-	afero.Walk(m.SourceFS, "./", func(path string, info fs.FileInfo, err error) error {
-
+func (m *Manifest) Scan() error {
+	// FIXME scan and whatever function does the hashing should take ctx
+	oe := afero.Walk(m.SourceFS, "./", func(path string, info fs.FileInfo, err error) error {
 		if m.ScanOptions.IgnoreDotfiles && strings.HasPrefix(path, ".") {
 			// FIXME make this check all path components BUG
 			return nil
@@ -71,10 +76,6 @@ func (m *Manifest) Scan() {
 			return nil
 		}
 
-		fmt.Printf("path = %s\n", path)
-		spew.Dump(path)
-		spew.Dump(info)
-
 		fileinfo, staterr := m.SourceFS.Stat(path)
 		if staterr != nil {
 			panic(staterr)
@@ -86,12 +87,28 @@ func (m *Manifest) Scan() {
 		}
 		m.Files = append(m.Files, nf)
 		m.TotalFileSize = m.TotalFileSize + info.Size()
-		fmt.Printf("total file count now %i\n", len(m.Files))
-		fmt.Printf("total file size now %i\n", m.TotalFileSize)
 		return nil
 	})
+	if oe != nil {
+		return oe
+	}
+	return nil
+}
+
+func (m *Manifest) WriteToFile(path string) error {
+	// FIXME refuse to overwrite without -f if file exists
+
+	f, err := os.Create(path)
+	if err != nil {
+		return err
+	}
+	defer f.Close()
+
+	return m.Write(f)
 }
 
 func (m *Manifest) Write(output io.Writer) error {
-	return nil
+	// FIXME implement
+	panic("nope")
+	return nil // nolint:all
 }