Made change

context.go

@@ -0,0 +1,88 @@
+package parser
+
+import "fmt"
+
+type Context struct {
+	Command *Command
+	App *App
+	Flags map[string]*ArgFlag
+	Args []string
+}
+
+func (c *Context) GetFlag(name string) (*ArgFlag, error) {
+	flag, exists := c.Flags[name]
+	if ! exists {
+		return nil, fmt.Errorf("Context : ERROR : Flag(%s) not found", name)
+	}
+	return flag, nil
+}
+
+func (c *Context) GetValueInt(name string) (int64, error){
+	flag, err := c.GetFlag(name)
+	if err != nil {
+		return 0, err
+	}
+
+	value, err := flag.GetValueInt()
+	if err != nil {
+		return 0, err
+	}
+
+	return value, nil
+}
+
+func (c *Context) GetValueBool(name string) (bool, error){
+	flag, err := c.GetFlag(name)
+	if err != nil {
+		return false, err
+	}
+
+	value, err := flag.GetValueBool()
+	if err != nil {
+		return false, err
+	}
+
+	return value, nil
+}
+
+func (c *Context) GetValueFloat32(name string) (float32, error){
+	flag, err := c.GetFlag(name)
+	if err != nil {
+		return 0, err
+	}
+
+	value, err := flag.GetValueFloat32()
+	if err != nil {
+		return 0.0, err
+	}
+
+	return value, nil
+}
+
+func (c *Context) GetValueFloat64(name string) (float64, error){
+	flag, err := c.GetFlag(name)
+	if err != nil {
+		return 0.0, err
+	}
+
+	value, err := flag.GetValueFloat64()
+	if err != nil {
+		return 0.0, err
+	}
+
+	return value, nil
+}
+
+func (c *Context) GetValueString(name string) (string, error){
+	flag, err := c.GetFlag(name)
+	if err != nil {
+		return "", err
+	}
+
+	value, err := flag.GetValueString()
+	if err != nil {
+		return "", err
+	}
+
+	return value, nil
+}