Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →
instance method
Regexp#==
(untyped other) -> bool
self == other → true or false
re.c
View on GitHub ↗
VALUE
rb_reg_equal(VALUE re1, VALUE re2)
{
if (re1 == re2) return Qtrue;
if (!RB_TYPE_P(re2, T_REGEXP)) return Qfalse;
rb_reg_check(re1); rb_reg_check(re2);
// src is a fstring, so a pointer comparison is enough
RUBY_ASSERT(FL_TEST_RAW(RREGEXP_SRC(re1), RSTRING_FSTR));
RUBY_ASSERT(FL_TEST_RAW(RREGEXP_SRC(re2), RSTRING_FSTR));
if (FL_TEST(re1, KCODE_FIXED) != FL_TEST(re2, KCODE_FIXED)) return Qfalse;
if (RREGEXP_PTR(re1)->options != RREGEXP_PTR(re2)->options) return Qfalse;
if (RREGEXP_SRC_LEN(re1) != RREGEXP_SRC_LEN(re2)) return Qfalse;
if (ENCODING_GET(re1) != ENCODING_GET(re2)) return Qfalse;
if (RREGEXP_SRC(re1) == RREGEXP_SRC(re2)) return Qtrue;
if (RREGEXP_SRC_PTR(re1) == RREGEXP_SRC_PTR(re2)) return Qtrue;
return RBOOL(memcmp(RREGEXP_SRC_PTR(re1), RREGEXP_SRC_PTR(re2), RREGEXP_SRC_LEN(re1)) == 0);
}
Alias of #eql?
Returns whether other is another Regexp whose pattern, flags, and encoding are the same as self:
Example
/foo/ == Regexp.new('foo') # => true /foo/ == /foo/i # => false /foo/ == Regexp.new('food') # => false /foo/ == Regexp.new("abc".force_encoding("euc-jp")) # => false