// Package foo ... package foo import ( "errors" "fmt" ) // Check for the error strings themselves. func g(x int) error { var err error err = fmt.Errorf("This %d is too low", x) // MATCH /error strings should not be capitalized or end with punctuation or a newline/ err = fmt.Errorf("XML time") // ok err = fmt.Errorf("newlines are fun\n") // MATCH /error strings should not be capitalized or end with punctuation or a newline/ err = fmt.Errorf("Newlines are really fun\n") // MATCH /error strings should not be capitalized or end with punctuation or a newline/ err = errors.New(`too much stuff.`) // MATCH /error strings should not be capitalized or end with punctuation or a newline/ err = errors.New("This %d is too low", x) // MATCH /error strings should not be capitalized or end with punctuation or a newline/ return err }