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* parse.y (parser_yylex): suppress an extra error message after

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numeric literal without digits.  based on a patch from ujihisa .
  in [ruby-dev:39811].  [ruby-dev:39798]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25962 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2009-11-30 02:00:14 +00:00
parent c52a8112b2
commit b19b496248
3 changed files with 21 additions and 4 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
Mon Nov 30 11:00:12 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* parse.y (parser_yylex): suppress an extra error message after
numeric literal without digits. based on a patch from ujihisa .
in [ruby-dev:39811]. [ruby-dev:39798]
Sun Nov 29 16:56:24 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* vm_eval.c (check_funcall_failed): pass ID. [ruby-core:26934]

9
parse.y
View file

@ -6902,6 +6902,7 @@ parser_yylex(struct parser_params *parser)
c = nextc();
}
if (c == '0') {
#define no_digits() do {yyerror("numeric literal without digits"); return 0;} while (0)
int start = toklen();
c = nextc();
if (c == 'x' || c == 'X') {
@ -6922,7 +6923,7 @@ parser_yylex(struct parser_params *parser)
pushback(c);
tokfix();
if (toklen() == start) {
yyerror("numeric literal without digits");
no_digits();
}
else if (nondigit) goto trailing_uc;
set_yylval_literal(rb_cstr_to_inum(tok(), 16, FALSE));
@ -6946,7 +6947,7 @@ parser_yylex(struct parser_params *parser)
pushback(c);
tokfix();
if (toklen() == start) {
yyerror("numeric literal without digits");
no_digits();
}
else if (nondigit) goto trailing_uc;
set_yylval_literal(rb_cstr_to_inum(tok(), 2, FALSE));
@ -6970,7 +6971,7 @@ parser_yylex(struct parser_params *parser)
pushback(c);
tokfix();
if (toklen() == start) {
yyerror("numeric literal without digits");
no_digits();
}
else if (nondigit) goto trailing_uc;
set_yylval_literal(rb_cstr_to_inum(tok(), 10, FALSE));
@ -6984,7 +6985,7 @@ parser_yylex(struct parser_params *parser)
/* prefixed octal */
c = nextc();
if (c == -1 || c == '_' || !ISDIGIT(c)) {
yyerror("numeric literal without digits");
no_digits();
}
}
if (c >= '0' && c <= '7') {

10
test/ruby/test_literal.rb
View file

@ -211,6 +211,16 @@ class TestRubyLiteral < Test::Unit::TestCase
}
}
}
bug2407 = '[ruby-dev:39798]'
head.each {|h|
if /^0/ =~ h
begin
eval("#{h}_")
rescue SyntaxError => e
assert_match(/numeric literal without digits\Z/, e.message, bug2407)
end
end
}
end
def test_float