Version 3.0.0-beta cleaned

errors/error.go

@@ -0,0 +1,72 @@
+package errors
+
+import (
+	"fmt"
+	"runtime"
+
+	"github.com/kataras/iris/logger"
+)
+
+// Error holds the error
+type Error struct {
+	message string
+}
+
+// Error returns the message of the actual error
+func (e *Error) Error() string {
+	return e.message
+}
+
+// Format returns a formatted new error based on the arguments
+func (e *Error) Format(args ...interface{}) error {
+	return fmt.Errorf(e.message, args)
+}
+
+// With does the same thing as Format but it receives an error type which if it's nil it returns a nil error
+func (e *Error) With(err error) error {
+	if err == nil {
+		return nil
+	}
+
+	return e.Format(err.Error())
+}
+
+// Return returns the actual error as it is
+func (e *Error) Return() error {
+	return fmt.Errorf(e.message)
+}
+
+// Panic output the message and after panics
+func (e *Error) Panic() {
+	if e == nil {
+		return
+	}
+	_, fn, line, _ := runtime.Caller(1)
+	errMsg := e.message
+	errMsg = "\nCaller was: " + fmt.Sprintf("%s:%d", fn, line)
+	panic(errMsg)
+}
+
+// Panicf output the formatted message and after panics
+func (e *Error) Panicf(args ...interface{}) {
+	if e == nil {
+		return
+	}
+	_, fn, line, _ := runtime.Caller(1)
+	errMsg := e.Format(args...).Error()
+	errMsg = "\nCaller was: " + fmt.Sprintf("%s:%d", fn, line)
+	panic(errMsg)
+}
+
+//
+
+// New creates and returns an Error with a message
+func New(errMsg string) *Error {
+	//	return &Error{fmt.Errorf("\n" + logger.Prefix + "Error: " + errMsg)}
+	return &Error{message: "\n" + logger.Prefix + " Error: " + errMsg}
+}
+
+// Printf prints to the logger a specific error with optionally arguments
+func Printf(logger *logger.Logger, err error, args ...interface{}) {
+	logger.Printf(err.Error(), args...)
+}