Initial change for ide friendly interface

settingo/settingo.go

@@ -0,0 +1,70 @@
+package settingo
+
+var SETTINGS = Settings{
+	msg:        make(map[string]string),
+	VarString:  make(map[string]string),
+	VarInt:     make(map[string]int),
+	VarMap:     make(map[string]map[string][]string),
+	VarSlice:   make(map[string][]string),
+	Parsers:    make(map[string]func(string) string),
+	ParsersInt: make(map[string]func(int) int),
+	VarBool:    make(map[string]bool),
+}
+
+func Get(x string) string {
+	return SETTINGS.Get(x)
+}
+func Set(flagName, defaultVar, message string) {
+	SETTINGS.Set(flagName, defaultVar, message)
+}
+
+func SetString(flagName, defaultVar, message string) {
+	SETTINGS.Set(flagName, defaultVar, message)
+}
+
+func SetInt(flagName string, defaultVar int, message string) {
+	SETTINGS.SetInt(flagName, defaultVar, message)
+}
+
+func SetBool(flagName string, defaultVar bool, message string) {
+	SETTINGS.SetBool(flagName, defaultVar, message)
+}
+
+func SetMap(flagName string, defaultVar map[string][]string, message string) {
+	SETTINGS.SetMap(flagName, defaultVar, message)
+}
+
+func SetSlice(flagName string, defaultVar []string, message string, sep string) {
+	SETTINGS.SetSlice(flagName, defaultVar, message, sep)
+}
+
+func SetParsed(flagName, defaultVar, message string, parserFunc func(string) string) {
+	SETTINGS.SetParsed(flagName, defaultVar, message, parserFunc)
+}
+
+func SetParsedInt(flagName, defaultVar, message string, parserFunc func(int) int) {
+	SETTINGS.SetParsedInt(flagName, defaultVar, message, parserFunc)
+}
+
+func GetInt(flagName string) int {
+	return SETTINGS.GetInt(flagName)
+}
+
+func GetBool(flagName string) bool {
+	return SETTINGS.GetBool(flagName)
+}
+
+func GetMap(flagName string) map[string][]string {
+	return SETTINGS.GetMap(flagName)
+}
+
+func GetSlice(flagName string) []string {
+	return SETTINGS.GetSlice(flagName)
+}
+
+func Parse() {
+	SETTINGS.Parse()
+}
+func ParseTo(to interface{}) {
+	SETTINGS.ParseTo(to)
+}

settingo/settingo_test.go

@@ -0,0 +1,111 @@
+package settingo
+
+import (
+	"os"
+	"reflect"
+	"testing"
+)
+
+type TestConfig struct {
+	Foobar     string              `settingo:"help text for foobar"`
+	FoobarInt  int                 `settingo:"help text for FoobarInt"`
+	FoobarBool bool                `settingo:"help text for FoobarBool"`
+	FoobarMap  map[string][]string `settingo:"help text FoobarMap"`
+}
+
+func Test_struct_types_default(t *testing.T) {
+
+	expected := "default_value_for_foobar"
+	expectedInt := 42
+	expectedBool := true
+	expectedMap := make(map[string][]string)
+
+	expectedMap["foo"] = []string{"bar"}
+	expectedMap["foo1"] = []string{"bar1", "bar2"}
+
+	config := &TestConfig{
+		Foobar:     expected,
+		FoobarInt:  expectedInt,
+		FoobarBool: expectedBool,
+		FoobarMap:  expectedMap,
+	}
+
+	SETTINGS.LoadStruct(config)
+
+	if config.Foobar != expected {
+		t.Error(config.Foobar, " != ", expected)
+	}
+
+	if config.FoobarInt != expectedInt {
+		t.Error(config.FoobarInt, " != ", expectedInt)
+	}
+
+	if config.FoobarBool != expectedBool {
+		t.Error(config.FoobarBool, " != ", expectedBool)
+	}
+
+	if !reflect.DeepEqual(config.FoobarMap, expectedMap) {
+		t.Error(config.FoobarMap, " != ", expectedMap)
+	}
+
+}
+
+type ExampleConfig struct {
+	Foobar     string              `settingo:"help text for foobar"`
+	FoobarInt  int                 `settingo:"help text for FoobarInt"`
+	FoobarBool bool                `settingo:"help text for FoobarBool"`
+	FoobarMap  map[string][]string `settingo:"help text FoobarMap"`
+}
+
+func Test_struct_types_os_env(t *testing.T) {
+
+	expected := "other value"
+	os.Setenv("FOOBAR", expected)
+	defaultStr := "default value"
+
+	expectedInt := 44
+	os.Setenv("FOOBARINT", "44")
+	defaultInt := 42
+
+	os.Setenv("FOOBARBOOL", "y")
+	expectedBool := true
+	defaultBool := false
+
+	os.Setenv("FOOBARMAP", "foo:bar;foo1:bar1,bar2")
+	expectedMap := make(map[string][]string)
+	defaultMap := make(map[string][]string)
+
+	expectedMap["foo"] = []string{"bar"}
+	expectedMap["foo1"] = []string{"bar1", "bar2"}
+
+	config := &ExampleConfig{
+		Foobar:     defaultStr,
+		FoobarInt:  defaultInt,
+		FoobarBool: defaultBool,
+		FoobarMap:  defaultMap,
+	}
+
+	SETTINGS.ParseTo(config)
+
+	if config.Foobar != expected {
+		t.Error(config.Foobar, " != ", expected)
+	}
+
+	if config.FoobarInt != expectedInt {
+		t.Error(config.FoobarInt, " != ", expectedInt)
+	}
+
+	if config.FoobarBool != expectedBool {
+		t.Error(config.FoobarBool, " != ", expectedBool)
+	}
+
+	if !reflect.DeepEqual(config.FoobarMap, expectedMap) {
+		t.Error(config.FoobarMap, " != ", expectedMap)
+	}
+
+	// Cleanup
+	os.Unsetenv("FOOBAR")
+	os.Unsetenv("FOOBAR_INT")
+	os.Unsetenv("FOOBAR_BOOL")
+	os.Unsetenv("FOOBAR_MAP")
+}