Support ``__END__'' as the mark of the end of a script (ISO Ruby).

Support ``END'' as the mark of the end of a script (ISO Ruby).
6db869c3 · NAKAMURA Usaku · c8048756 · 6db869c3
Commit 6db869c3 authored Apr 23, 2012 by NAKAMURA Usaku
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src/parse.y src/parse.y +3 -0

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--- a/src/parse.y
+++ b/src/parse.y
@@ -4455,6 +4455,9 @@ parser_yylex(parser_state *p)
    c = nextc(p);
    if (c < 0) break;
  } while (identchar(c));
+  if (p->column == 0 && p->bidx == 7 && (c < 0 || c == '\n') &&
+      strncmp(tok(p), "__END__", p->bidx) == 0)
+    return -1;

  switch (tok(p)[0]) {
  case '@': case '$':