Feature #3388 ยป 0001-string.c-rb_str_start_with-rb_str_end_with-allow-Reg.patch
string.c | ||
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int i;
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for (i=0; i<argc; i++) {
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VALUE tmp = argv[i];
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StringValue(tmp);
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rb_enc_check(str, tmp);
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if (RSTRING_LEN(str) < RSTRING_LEN(tmp)) continue;
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if (memcmp(RSTRING_PTR(str), RSTRING_PTR(tmp), RSTRING_LEN(tmp)) == 0)
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return Qtrue;
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VALUE prefix = argv[i];
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if (RB_TYPE_P(prefix, T_REGEXP)) {
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VALUE src = rb_str_dup(RREGEXP_SRC(prefix));
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rb_str_prepend(src, rb_str_new2("\\A"));
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prefix = rb_reg_new_str(src, rb_reg_options(prefix));
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if(RTEST(rb_reg_match(prefix, str)))
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return Qtrue;
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}
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else {
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StringValue(prefix);
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rb_enc_check(str, prefix);
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if (RSTRING_LEN(str) < RSTRING_LEN(prefix)) continue;
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if (memcmp(RSTRING_PTR(str), RSTRING_PTR(prefix), RSTRING_LEN(prefix)) == 0)
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return Qtrue;
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}
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}
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return Qfalse;
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}
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... | ... | |
rb_encoding *enc;
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for (i=0; i<argc; i++) {
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VALUE tmp = argv[i];
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StringValue(tmp);
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enc = rb_enc_check(str, tmp);
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if (RSTRING_LEN(str) < RSTRING_LEN(tmp)) continue;
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p = RSTRING_PTR(str);
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e = p + RSTRING_LEN(str);
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s = e - RSTRING_LEN(tmp);
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if (rb_enc_left_char_head(p, s, e, enc) != s)
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continue;
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if (memcmp(s, RSTRING_PTR(tmp), RSTRING_LEN(tmp)) == 0)
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return Qtrue;
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VALUE suffix = argv[i];
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if (RB_TYPE_P(suffix, T_REGEXP)) {
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VALUE src = rb_str_dup(RREGEXP_SRC(suffix));
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rb_str_append(src, rb_str_new2("\\z"));
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suffix = rb_reg_new_str(src, rb_reg_options(suffix));
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if(RTEST(rb_reg_match(suffix, str)))
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return Qtrue;
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}
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else {
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StringValue(suffix);
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enc = rb_enc_check(str, suffix);
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if (RSTRING_LEN(str) < RSTRING_LEN(suffix)) continue;
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p = RSTRING_PTR(str);
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e = p + RSTRING_LEN(str);
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s = e - RSTRING_LEN(suffix);
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if (rb_enc_left_char_head(p, s, e, enc) != s)
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continue;
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if (memcmp(s, RSTRING_PTR(suffix), RSTRING_LEN(suffix)) == 0)
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return Qtrue;
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}
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}
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return Qfalse;
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}
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test/ruby/test_string.rb | ||
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assert_not_send([S("hello"), :end_with?, S("ll")])
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assert_send([S("hello"), :end_with?, S("el"), S("lo")])
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assert_send([S("hello"), :end_with?, /lo/])
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assert_not_send([S("hello"), :end_with?, /ll/])
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assert_send([S("hello"), :end_with?, /l{2}o/])
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assert_not_send([S("hello"), :end_with?, /l{3}o/])
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assert_send([S("helle"), :end_with?, /e/])
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assert_send([S("hello"), :end_with?, /ll/, /lo/])
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assert_not_send([S("heLLo"), :end_with?, /lo/])
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assert_send([S("heLLo"), :end_with?, /lo/i])
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bug5536 = '[ruby-core:40623]'
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assert_raise(TypeError, bug5536) {S("str").end_with? :not_convertible_to_string}
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end
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... | ... | |
assert_not_send([S("hello"), :start_with?, S("el")])
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assert_send([S("hello"), :start_with?, S("el"), S("he")])
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assert_send([S("hello"), :start_with?, /he/])
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assert_not_send([S("hello"), :start_with?, /el/])
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assert_send([S("hello"), :start_with?, /hel{2}/])
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assert_not_send([S("hello"), :start_with?, /hel{3}/])
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assert_send([S("hello"), :start_with?, /el/, /he/])
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assert_not_send([S("Hello"), :start_with?, /he/])
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assert_send([S("Hello"), :start_with?, /he/i])
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bug5536 = '[ruby-core:40623]'
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assert_raise(TypeError, bug5536) {S("str").start_with? :not_convertible_to_string}
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end
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