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fix unhelpful error message; fixes #123

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Wolfgang Bumiller 2013-08-31 10:19:10 +02:00
parent 98cb23ca63
commit 87b9fca732
1 changed files with 5 additions and 3 deletions
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8
parser.c
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@ -311,8 +311,10 @@ static bool parser_sy_apply_operator(parser_t *parser, shunt *sy)
ctx = vec_last(sy->ops).ctx;
if (vec_size(sy->out) < op->operands) {
compile_error(ctx, "internal error: not enough operands: %i (operator %s (%i))", vec_size(sy->out),
op->op, (int)op->id);
if (op->flags & OP_PREFIX)
compile_error(ctx, "expected expression after unary operator `%s`", op->op, (int)op->id);
else /* this should have errored previously already */
compile_error(ctx, "expected expression after operator `%s`", op->op, (int)op->id);
return false;
}
@ -1664,7 +1666,7 @@ static ast_expression* parse_expression_leave(parser_t *parser, bool stopatcomma
}
}
if (o == operator_count) {
compile_error(parser_ctx(parser), "unknown operator: %s", parser_tokval(parser));
compile_error(parser_ctx(parser), "unexpected operator: %s", parser_tokval(parser));
goto onerr;
}
/* found an operator */