Исходники и презентации

lessons/errors/error_new/main.go

@@ -0,0 +1,19 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+)
+
+func createErrV1() error {
+	return errors.New("simple error")
+}
+
+func createErrV2() error {
+	return fmt.Errorf("error with argument %d", 1000)
+}
+
+func main() {
+	fmt.Println(createErrV1().Error())
+	fmt.Println(createErrV2().Error())
+}