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Guard against checking if EOF is an invalid character.
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Some encodings use a simple array lookup and EOF (-1) will always be an invalid index.
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nirvdrum committed Apr 6, 2015
1 parent c5b3e02 commit 2042347
Showing 1 changed file with 1 addition and 1 deletion.
2 changes: 1 addition & 1 deletion core/src/main/java/org/jruby/lexer/yacc/
Original file line number Diff line number Diff line change
Expand Up @@ -1886,7 +1886,7 @@ private int identifier(int c, boolean commandState) throws IOException {
do {
if (!tokadd_mbchar(c)) return EOF;
c = nextc();
} while (isIdentifierChar(c));
} while (c != EOF && isIdentifierChar(c));

boolean lastBangOrPredicate = false;

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@enebo Check this please. Adding this in fixed the Encoding#default_external specs using ShiftJS at start-up.

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