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parse.y: adjust here-doc error token

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* parse.y (here_document): adjust token to the here-doc identifier
  in compile_error when a here-document misses the closing
  identifier.
This commit is contained in:
Nobuyoshi Nakada 2019-05-30 22:03:33 +09:00
parent b0e2b7a5ff
commit 92ecf58b1e
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GPG key ID: 4BC7D6DF58D8DF60
2 changed files with 14 additions and 7 deletions
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11
parse.y
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@ -7005,9 +7005,9 @@ heredoc_restore(struct parser_params *p, rb_strterm_heredoc_t *here)
p->lex.pbeg = RSTRING_PTR(line);
p->lex.pend = p->lex.pbeg + RSTRING_LEN(line);
p->lex.pcur = p->lex.pbeg + here->offset + here->length + here->quote;
p->lex.ptok = p->lex.pbeg + here->offset - here->quote;
p->heredoc_end = p->ruby_sourceline;
p->ruby_sourceline = (int)here->sourceline;
token_flush(p);
if (p->eofp) p->lex.nextline = Qnil;
p->eofp = 0;
}
@ -7238,8 +7238,6 @@ here_document(struct parser_params *p, rb_strterm_heredoc_t *here)
if ((c = nextc(p)) == -1) {
error:
compile_error(p, "can't find string \"%.*s\" anywhere before EOF",
(int)len, eos);
#ifdef RIPPER
if (!has_delayed_token(p)) {
dispatch_scan_event(p, tSTRING_CONTENT);
@ -7264,8 +7262,10 @@ here_document(struct parser_params *p, rb_strterm_heredoc_t *here)
}
lex_goto_eol(p);
#endif
restore:
heredoc_restore(p, &p->lex.strterm->u.heredoc);
compile_error(p, "can't find string \"%.*s\" anywhere before EOF",
(int)len, eos);
token_flush(p);
p->lex.strterm = 0;
SET_LEX_STATE(EXPR_END);
return tSTRING_END;
@ -7283,7 +7283,9 @@ here_document(struct parser_params *p, rb_strterm_heredoc_t *here)
}
else if (whole_match_p(p, eos, len, indent)) {
dispatch_heredoc_end(p);
restore:
heredoc_restore(p, &p->lex.strterm->u.heredoc);
token_flush(p);
p->lex.strterm = 0;
SET_LEX_STATE(EXPR_END);
return tSTRING_END;
@ -7379,6 +7381,7 @@ here_document(struct parser_params *p, rb_strterm_heredoc_t *here)
yylval.val, str);
#endif
heredoc_restore(p, &p->lex.strterm->u.heredoc);
token_flush(p);
p->lex.strterm = NEW_STRTERM(func | STR_FUNC_TERM, 0, 0);
set_yylval_str(str);
#ifndef RIPPER

10
test/ripper/test_lexer.rb
View file

@ -120,17 +120,21 @@ class TestRipper::Lexer < Test::Unit::TestCase
message = proc {result.pretty_inspect}
expected = [
[[1, 0], :on_heredoc_beg, "<<A", state(:EXPR_BEG)],
[[1, 2], :compile_error, "A", state(:EXPR_BEG), "can't find string \"A\" anywhere before EOF"],
[[1, 3], :on_period, ".", state(:EXPR_DOT)],
[[1, 4], :on_ident, "upcase", state(:EXPR_ARG)],
[[1, 10], :on_nl, "\n", state(:EXPR_BEG)],
[[1, 11], :compile_error, "", state(:EXPR_BEG), "can't find string \"A\" anywhere before EOF"],
]
pos = 0
expected.each_with_index do |ex, i|
s = result[i]
assert_equal ex, s.to_a, message
assert_equal pos, s.pos[1], message
pos += s.tok.bytesize
if pos > s.pos[1]
assert_equal pos, s.pos[1] + s.tok.bytesize, message
else
assert_equal pos, s.pos[1], message
pos += s.tok.bytesize
end
end
assert_equal pos, code.bytesize
assert_equal expected.size, result.size