diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-01-24 12:36:04 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-01-24 12:36:04 +0000 |
commit | 6375c68f8851e1e0fee8a95afba91c4555097127 (patch) | |
tree | 355d79b4627abb6b9431dae0405a5cace8e1b78a | |
parent | 7e68efbc9599550eadf5aa9a50bdc9a36796db49 (diff) |
parse.y: function parser_mixed_error & parser_mixed_escape
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66919 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | parse.y | 43 |
1 files changed, 25 insertions, 18 deletions
@@ -5684,6 +5684,26 @@ parser_update_heredoc_indent(struct parser_params *p, int c) return FALSE; } +static void +parser_mixed_error(struct parser_params *p, rb_encoding *enc1, rb_encoding *enc2) +{ + static const char mixed_msg[] = "%s mixed within %s source"; + const char *n1 = rb_enc_name(enc1), *n2 = rb_enc_name(enc2); + const size_t len = sizeof(mixed_msg) - 4 + strlen(n1) + strlen(n2); + char *errbuf = ALLOCA_N(char, len); + snprintf(errbuf, len, mixed_msg, n1, n2); + yyerror0(errbuf); +} + +static void +parser_mixed_escape(struct parser_params *p, const char *beg, rb_encoding *enc1, rb_encoding *enc2) +{ + const char *pos = p->lex.pcur; + p->lex.pcur = beg; + parser_mixed_error(p, enc1, enc2); + p->lex.pcur = pos; +} + static int tokadd_string(struct parser_params *p, int func, int term, int paren, long *nest, @@ -5691,25 +5711,12 @@ tokadd_string(struct parser_params *p, { int c; rb_encoding *enc = 0; - char *errbuf = 0; - static const char mixed_msg[] = "%s mixed within %s source"; + bool erred = false; -#define mixed_error(enc1, enc2) if (!errbuf) { \ - size_t len = sizeof(mixed_msg) - 4; \ - len += strlen(rb_enc_name(enc1)); \ - len += strlen(rb_enc_name(enc2)); \ - errbuf = ALLOCA_N(char, len); \ - snprintf(errbuf, len, mixed_msg, \ - rb_enc_name(enc1), \ - rb_enc_name(enc2)); \ - yyerror0(errbuf); \ - } -#define mixed_escape(beg, enc1, enc2) do { \ - const char *pos = p->lex.pcur; \ - p->lex.pcur = (beg); \ - mixed_error((enc1), (enc2)); \ - p->lex.pcur = pos; \ - } while (0) +#define mixed_error(enc1, enc2) \ + (void)(erred || (parser_mixed_error(p, enc1, enc2), erred = true)) +#define mixed_escape(beg, enc1, enc2) \ + (void)(erred || (parser_mixed_escape(p, beg, enc1, enc2), erred = true)) while ((c = nextc(p)) != -1) { if (p->heredoc_indent > 0) { |