Use map structure to allow for multiple compile targets

cmd/init.go

@@ -26,12 +26,13 @@ import (
 
 var (
 	settingsFile     = "ponder.json"
-	settingsTemplate = []byte(`{
+	settingsTemplate = []byte(`{ "default" : {
 	  "Name": "",
 		"Author": "",
 	  "IgnoreDirs": [".git"],
 	  "LilypondIncludes": [],
 	  "OutputDir": "out"
+	}
 }`)
 	gitIgnoreTemplate = []byte(`# Output Folder
 out/`)

cmd/root.go

@@ -77,5 +77,7 @@ func getSettings() (string, *settings.Settings) {
 	opts, err := settings.FromFile(filepath.Join(path, settingsFile))
 	helpers.Check(err, "unable to parse settings file")
 
-	return path, opts
+	set := opts["default"]
+
+	return path, &set
 }

settings/settings.go

@@ -44,19 +44,23 @@ type Settings struct {
 }
 
 // FromFile reads a settings file in json format and returns the Settings struct
-func FromFile(path string) (*Settings, error) {
+func FromFile(path string) (map[string]Settings, error) {
 	data, err := ioutil.ReadFile(path)
 	if err != nil {
 		return nil, err
 	}
 
-	var s Settings
+	s := make(map[string]Settings)
 	err = json.Unmarshal(data, &s)
 	if err != nil {
 		return nil, err
 	}
-	s.AbsolutePaths(filepath.Dir(path))
+	for i := range s {
-	return &s, nil
+		set := s[i]
+		set.AbsolutePaths(filepath.Dir(path))
+		s[i] = set
+	}
+	return s, nil
 }
 
 // AbsolutePaths makes all paths in settings absolute using the given