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authorBen Burwell <ben@benburwell.com>2019-08-13 13:03:56 -0400
committerBen Burwell <ben@benburwell.com>2019-08-13 13:03:56 -0400
commitb8dd7dae42e783f2236f889d276e66bedb182837 (patch)
tree7736579f0868bba69452fc8863ea56bf495a7fc6
parent8df0e5aa7d4dc43b1384d91a820c9a748ccbea6b (diff)
implement adopt
-rw-r--r--adopt.go42
-rw-r--r--main.go7
2 files changed, 48 insertions, 1 deletions
diff --git a/adopt.go b/adopt.go
new file mode 100644
index 0000000..9be0a77
--- /dev/null
+++ b/adopt.go
@@ -0,0 +1,42 @@
+package main
+
+import (
+ "errors"
+ "io"
+ "os"
+ "path/filepath"
+)
+
+func adopt(args []string) error {
+ if len(args) < 1 {
+ return errors.New("must specify at least one file to adopt")
+ }
+ for _, name := range args {
+ if err := adoptFile(name); err != nil {
+ return err
+ }
+ }
+ return nil
+}
+
+func adoptFile(name string) error {
+ fromPath := filepath.Join(dest, name)
+ toPath := filepath.Join(base, "templates", name)
+ if err := os.MkdirAll(filepath.Dir(toPath), 0700); err != nil {
+ return err
+ }
+ from, err := os.Open(fromPath)
+ if err != nil {
+ return err
+ }
+ defer from.Close()
+ to, err := os.OpenFile(toPath, os.O_CREATE|os.O_WRONLY, 0600)
+ if err != nil {
+ return err
+ }
+ defer to.Close()
+ if _, err = io.Copy(to, from); err != nil {
+ return err
+ }
+ return nil
+}
diff --git a/main.go b/main.go
index 27a4abb..f5e2f14 100644
--- a/main.go
+++ b/main.go
@@ -12,7 +12,7 @@ const (
func main() {
if len(os.Args) < 2 {
- fmt.Printf("usage: conf apply [files...]\n")
+ fmt.Printf("usage: conf <adopt|apply> [files...]\n")
os.Exit(1)
}
switch os.Args[1] {
@@ -21,6 +21,11 @@ func main() {
fmt.Printf("%v\n", err)
os.Exit(1)
}
+ case "adopt":
+ if err := adopt(os.Args[2:]); err != nil {
+ fmt.Printf("%v\n", err)
+ os.Exit(1)
+ }
default:
fmt.Printf("unrecognized command: %s\n", os.Args[1])
os.Exit(1)