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avoid crash when parser doesn't report an offending token for a parse error

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This commit is contained in:
Irmen de Jong 2021-10-19 00:44:33 +02:00
parent 4011dce31b
commit 40bf117497
1 changed files with 5 additions and 1 deletions
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4
compilerAst/src/prog8/parser/Prog8Parser.kt
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@ -97,11 +97,15 @@ object Prog8Parser {
if (e == null) { if (e == null) {
TODO("no RecognitionException - create your own ParseError") TODO("no RecognitionException - create your own ParseError")
//throw ParseError() //throw ParseError()
} else {
if(e.offendingToken==null) {
throw ParseError(msg, Position(src.origin, line, charPositionInLine, charPositionInLine), e)
} else { } else {
throw ParseError(msg, e.getPosition(src.origin), e) throw ParseError(msg, e.getPosition(src.origin), e)
} }
} }
} }
}
private fun RecognitionException.getPosition(file: String): Position { private fun RecognitionException.getPosition(file: String): Position {
val offending = this.offendingToken val offending = this.offendingToken