lang: Detect windows style CR and return a better error

If you get a sneaky \r in your code, the error just looks like whitespace, so this way we can warn you explicitly.
2019-07-21 03:10:21 -04:00
parent 64288b4914
commit 252cb5f2f3
2 changed files with 6 additions and 1 deletions
--- a/lang/lexparse.go
+++ b/lang/lexparse.go
@@ -46,6 +46,7 @@ const (
 // These constants represent the different possible lexer/parser errors.
 const (
 	ErrLexerUnrecognized      = interfaces.Error("unrecognized")
+	ErrLexerUnrecognizedCR    = interfaces.Error("unrecognized carriage return")
 	ErrLexerStringBadEscaping = interfaces.Error("string: bad escaping")
 	ErrLexerIntegerOverflow   = interfaces.Error("integer: overflow")
 	ErrLexerFloatOverflow     = interfaces.Error("float: overflow")