feat: Add WrapIf to conditionally wrap an error if it's non-nil

boblail · boblail · commit 0db832e0a383 · 2025-03-07T15:22:18.000-08:00
diff --git a/exit.go b/exit.go
@@ -124,6 +124,13 @@ func FromError(err error) Code {
 	}
 }
 
+func WrapIf(err error, code Code) error {
+	if err == nil {
+		return nil
+	}
+	return Wrap(err, code)
+}
+
 func Wrap(err error, code Code) error {
 	return Error{Code: code, Cause: err}
 }

Original file line number	Diff line number	Diff line change
`@@ -124,6 +124,13 @@ func FromError(err error) Code {`
`124`	`124`	`}`
`125`	`125`	`}`
`126`	`126`
	`127`	`+func WrapIf(err error, code Code) error {`
	`128`	`+ if err == nil {`
	`129`	`+ return nil`
	`130`	`+ }`
	`131`	`+ return Wrap(err, code)`
	`132`	`+}`
	`133`	`+`
`127`	`134`	`func Wrap(err error, code Code) error {`
`128`	`135`	`return Error{Code: code, Cause: err}`
`129`	`136`	`}`