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Replace inaccurate error messages

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When Bison reports "memory exhausted", it means the parser stack
depth reached the limit `YYMAXDEPTH` which is defaulted to 10_000,
but not memory allocation failed.
This commit is contained in:
Nobuyoshi Nakada 2021-10-05 13:42:17 +09:00
parent 0553494ad7
commit 126122bb6c
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1 changed files with 3 additions and 0 deletions
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parse.y
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@ -105,6 +105,9 @@ struct lex_context {
(Current).end_pos = YYRHSLOC(Rhs, 0).end_pos; \
} \
while (0)
#define YY_(Msgid) \
(((Msgid)[0] == 'm') && (strcmp((Msgid), "memory exhausted") == 0) ? \
"nesting too deep" : (Msgid))
#define RUBY_SET_YYLLOC_FROM_STRTERM_HEREDOC(Current) \
rb_parser_set_location_from_strterm_heredoc(p, &p->lex.strterm->u.heredoc, &(Current))