From 98ac6348134f168168736ff8d7206c4a68645406 Mon Sep 17 00:00:00 2001
From: Kevin Chabowski <kevin@kch42.de>
Date: Sat, 29 Jun 2013 13:57:32 +0200
Subject: Some convenience functions
---
simpleconf.go | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/simpleconf.go b/simpleconf.go
index 3dd6ef6..b204946 100644
--- a/simpleconf.go
+++ b/simpleconf.go
@@ -26,6 +26,7 @@ package simpleconf
import (
"bufio"
+ "bytes"
"errors"
"fmt"
"io"
@@ -107,6 +108,17 @@ func Load(r io.Reader) (config Config, outerr error) {
return
}
+// LoadByFilename behaves like Load, but will open the file for you.
+func LoadByFilename(fn string) (Config, error) {
+ f, err := os.Open(fn)
+ if err != nil {
+ return nil, err
+ }
+ defer f.Close()
+
+ return Load(f)
+}
+
// Errors of the `Get...` functions.
var (
NotFound = errors.New("Section or key not found.")
@@ -210,3 +222,19 @@ func (c Config) GetFile(flag int, perm os.FileMode, section, key string) (*os.Fi
func (c Config) GetFileReadonly(section, key string) (*os.File, error) {
return c.GetFile(os.O_RDONLY, 0, section, key)
}
+
+// GetFileContent reads the content of the file with the name in the config and returns the content.
+func (c Config) GetFileContent(section, key string) ([]byte, error) {
+ f, err := c.GetFileReadonly(section, key)
+ if err != nil {
+ return nil, err
+ }
+ defer f.Close()
+
+ buf := new(bytes.Buffer)
+ if _, err := io.Copy(buf, f); err != nil {
+ return nil, err
+ }
+
+ return buf.Bytes(), nil
+}
--
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