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@ -51,21 +51,6 @@ namespace regex_constants
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* @name 5.1 Regular Expression Syntax Options
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*/
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///@{
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enum __syntax_option
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{
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_S_icase,
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_S_nosubs,
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_S_optimize,
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_S_collate,
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_S_ECMAScript,
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_S_basic,
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_S_extended,
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_S_awk,
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_S_grep,
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_S_egrep,
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_S_polynomial,
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_S_multiline
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};
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/**
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* @brief This is a bitmask type indicating how to interpret the regex.
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@ -78,22 +63,34 @@ namespace regex_constants
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* elements @c ECMAScript, @c basic, @c extended, @c awk, @c grep, @c egrep
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* %set.
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*/
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enum syntax_option_type : unsigned int { };
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enum syntax_option_type : unsigned int
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{
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_S_icase = 1 << 0,
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_S_nosubs = 1 << 1,
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_S_optimize = 1 << 2,
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_S_collate = 1 << 3,
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_S_ECMAScript = 1 << 4,
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_S_basic = 1 << 5,
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_S_extended = 1 << 6,
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_S_awk = 1 << 7,
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_S_grep = 1 << 8,
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_S_egrep = 1 << 9,
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_S_polynomial = 1 << 10,
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_S_multiline = 1 << 11
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};
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/**
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* Specifies that the matching of regular expressions against a character
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* sequence shall be performed without regard to case.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type icase =
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static_cast<syntax_option_type>(1 << _S_icase);
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_GLIBCXX17_INLINE constexpr syntax_option_type icase = _S_icase;
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/**
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* Specifies that when a regular expression is matched against a character
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* container sequence, no sub-expression matches are to be stored in the
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* supplied match_results structure.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type nosubs =
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static_cast<syntax_option_type>(1 << _S_nosubs);
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_GLIBCXX17_INLINE constexpr syntax_option_type nosubs = _S_nosubs;
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/**
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* Specifies that the regular expression engine should pay more attention to
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@ -101,15 +98,13 @@ namespace regex_constants
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* speed with which regular expression objects are constructed. Otherwise
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* it has no detectable effect on the program output.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type optimize =
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static_cast<syntax_option_type>(1 << _S_optimize);
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_GLIBCXX17_INLINE constexpr syntax_option_type optimize = _S_optimize;
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/**
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* Specifies that character ranges of the form [a-b] should be locale
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* sensitive.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type collate =
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static_cast<syntax_option_type>(1 << _S_collate);
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_GLIBCXX17_INLINE constexpr syntax_option_type collate = _S_collate;
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/**
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* Specifies that the grammar recognized by the regular expression engine is
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@ -119,8 +114,7 @@ namespace regex_constants
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* in the PERL scripting language but extended with elements found in the
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* POSIX regular expression grammar.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type ECMAScript =
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static_cast<syntax_option_type>(1 << _S_ECMAScript);
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_GLIBCXX17_INLINE constexpr syntax_option_type ECMAScript = _S_ECMAScript;
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/**
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* Specifies that the grammar recognized by the regular expression engine is
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@ -129,8 +123,7 @@ namespace regex_constants
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* Headers, Section 9, Regular Expressions [IEEE, Information Technology --
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* Portable Operating System Interface (POSIX), IEEE Standard 1003.1-2001].
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type basic =
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static_cast<syntax_option_type>(1 << _S_basic);
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_GLIBCXX17_INLINE constexpr syntax_option_type basic = _S_basic;
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/**
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* Specifies that the grammar recognized by the regular expression engine is
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@ -138,8 +131,7 @@ namespace regex_constants
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* Portable Operating System Interface (POSIX), Base Definitions and
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* Headers, Section 9, Regular Expressions.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type extended =
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static_cast<syntax_option_type>(1 << _S_extended);
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_GLIBCXX17_INLINE constexpr syntax_option_type extended = _S_extended;
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/**
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* Specifies that the grammar recognized by the regular expression engine is
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@ -149,8 +141,7 @@ namespace regex_constants
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* \\\\, \\a, \\b, \\f, \\n, \\r, \\t , \\v, \\&apos,, &apos,,
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* and \\ddd (where ddd is one, two, or three octal digits).
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type awk =
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static_cast<syntax_option_type>(1 << _S_awk);
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_GLIBCXX17_INLINE constexpr syntax_option_type awk = _S_awk;
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/**
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* Specifies that the grammar recognized by the regular expression engine is
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@ -158,8 +149,7 @@ namespace regex_constants
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* identical to syntax_option_type basic, except that newlines are treated
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* as whitespace.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type grep =
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static_cast<syntax_option_type>(1 << _S_grep);
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_GLIBCXX17_INLINE constexpr syntax_option_type grep = _S_grep;
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/**
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* Specifies that the grammar recognized by the regular expression engine is
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@ -167,8 +157,7 @@ namespace regex_constants
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* IEEE Std 1003.1-2001. This option is identical to syntax_option_type
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* extended, except that newlines are treated as whitespace.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type egrep =
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static_cast<syntax_option_type>(1 << _S_egrep);
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_GLIBCXX17_INLINE constexpr syntax_option_type egrep = _S_egrep;
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#if __cplusplus >= 201703L || !defined __STRICT_ANSI__
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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@ -180,13 +169,11 @@ namespace regex_constants
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* Valid for the ECMAScript syntax, ignored otherwise.
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* @since C++17
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type multiline =
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static_cast<syntax_option_type>(1 << _S_multiline);
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_GLIBCXX17_INLINE constexpr syntax_option_type multiline = _S_multiline;
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#endif
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/// Extension: Equivalent to regex_constants::multiline for C++11 and C++14.
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_GLIBCXX17_INLINE constexpr syntax_option_type __multiline =
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static_cast<syntax_option_type>(1 << _S_multiline);
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_GLIBCXX17_INLINE constexpr syntax_option_type __multiline = _S_multiline;
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/**
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* Extension: Ensure both space complexity of compiled regex and
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@ -194,8 +181,7 @@ namespace regex_constants
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* If specified in a regex with back-references, the exception
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* regex_constants::error_complexity will be thrown.
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*/
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_GLIBCXX17_INLINE constexpr syntax_option_type __polynomial =
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static_cast<syntax_option_type>(1 << _S_polynomial);
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_GLIBCXX17_INLINE constexpr syntax_option_type __polynomial = _S_polynomial;
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constexpr inline syntax_option_type
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operator&(syntax_option_type __a, syntax_option_type __b)
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@ -222,14 +208,17 @@ namespace regex_constants
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operator~(syntax_option_type __a)
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{ return (syntax_option_type)(~static_cast<unsigned int>(__a)); }
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_GLIBCXX14_CONSTEXPR
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inline syntax_option_type&
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operator&=(syntax_option_type& __a, syntax_option_type __b)
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{ return __a = __a & __b; }
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_GLIBCXX14_CONSTEXPR
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inline syntax_option_type&
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operator|=(syntax_option_type& __a, syntax_option_type __b)
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{ return __a = __a | __b; }
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_GLIBCXX14_CONSTEXPR
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inline syntax_option_type&
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operator^=(syntax_option_type& __a, syntax_option_type __b)
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{ return __a = __a ^ __b; }
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@ -247,22 +236,6 @@ namespace regex_constants
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*/
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///@{
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enum __match_flag
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{
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_S_not_bol,
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_S_not_eol,
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_S_not_bow,
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_S_not_eow,
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_S_any,
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_S_not_null,
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_S_continuous,
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_S_prev_avail,
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_S_sed,
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_S_no_copy,
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_S_first_only,
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_S_match_flag_last
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};
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/**
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* @brief This is a bitmask type indicating regex matching rules.
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*
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@ -270,62 +243,69 @@ namespace regex_constants
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* perform bitwise operations on these values and expect the right thing to
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* happen.
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*/
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enum match_flag_type : unsigned int { };
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enum match_flag_type : unsigned int
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{
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_S_default,
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_S_not_bol = 1 << 0,
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_S_not_eol = 1 << 1,
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_S_not_bow = 1 << 2,
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_S_not_eow = 1 << 3,
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_S_any = 1 << 4,
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_S_not_null = 1 << 5,
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_S_continuous = 1 << 6,
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_S_prev_avail = 1 << 7,
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_S_sed = 1 << 8,
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_S_no_copy = 1 << 9,
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_S_first_only = 1 << 10,
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_S_match_flag_last = 1 << 11
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};
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/**
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* The default matching rules.
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_default =
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static_cast<match_flag_type>(0);
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_GLIBCXX17_INLINE constexpr match_flag_type match_default = _S_default;
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/**
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* The first character in the sequence [first, last) is treated as though it
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* is not at the beginning of a line, so the character (^) in the regular
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* expression shall not match [first, first).
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_bol =
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static_cast<match_flag_type>(1 << _S_not_bol);
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_bol = _S_not_bol;
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/**
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* The last character in the sequence [first, last) is treated as though it
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* is not at the end of a line, so the character ($) in the regular
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* expression shall not match [last, last).
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_eol =
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static_cast<match_flag_type>(1 << _S_not_eol);
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_eol = _S_not_eol;
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/**
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* The expression \\b is not matched against the sub-sequence
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* [first,first).
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_bow =
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static_cast<match_flag_type>(1 << _S_not_bow);
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_bow = _S_not_bow;
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/**
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* The expression \\b should not be matched against the sub-sequence
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* [last,last).
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_eow =
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static_cast<match_flag_type>(1 << _S_not_eow);
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_eow = _S_not_eow;
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/**
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* If more than one match is possible then any match is an acceptable
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* result.
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_any =
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static_cast<match_flag_type>(1 << _S_any);
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_GLIBCXX17_INLINE constexpr match_flag_type match_any = _S_any;
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/**
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* The expression does not match an empty sequence.
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_null =
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static_cast<match_flag_type>(1 << _S_not_null);
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_GLIBCXX17_INLINE constexpr match_flag_type match_not_null = _S_not_null;
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/**
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* The expression only matches a sub-sequence that begins at first .
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type match_continuous =
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static_cast<match_flag_type>(1 << _S_continuous);
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_GLIBCXX17_INLINE constexpr match_flag_type match_continuous = _S_continuous;
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/**
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* `--first` is a valid iterator position. When this flag is set then the
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@ -333,8 +313,7 @@ namespace regex_constants
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* `regex_match`, `regex_search`, and `regex_replace`, and by the iterators
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|
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* `regex_iterator` and `regex_token_iterator`.
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*/
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|
_GLIBCXX17_INLINE constexpr match_flag_type match_prev_avail =
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static_cast<match_flag_type>(1 << _S_prev_avail);
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_GLIBCXX17_INLINE constexpr match_flag_type match_prev_avail = _S_prev_avail;
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/**
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* When a regular expression match is to be replaced by a new string, the
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@ -362,8 +341,7 @@ namespace regex_constants
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* undefined, use the empty string instead. If
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* nn > match_results::size(), the result is implementation-defined.
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type format_default =
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static_cast<match_flag_type>(0);
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_GLIBCXX17_INLINE constexpr match_flag_type format_default = _S_default;
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/**
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* When a regular expression match is to be replaced by a new string, the
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@ -371,23 +349,20 @@ namespace regex_constants
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* in IEEE Std 1003.1- 2001 [IEEE, Information Technology -- Portable
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* Operating System Interface (POSIX), IEEE Standard 1003.1-2001].
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type format_sed =
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static_cast<match_flag_type>(1 << _S_sed);
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_GLIBCXX17_INLINE constexpr match_flag_type format_sed = _S_sed;
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/**
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* During a search and replace operation, sections of the character
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* container sequence being searched that do not match the regular
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* expression shall not be copied to the output string.
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type format_no_copy =
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static_cast<match_flag_type>(1 << _S_no_copy);
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_GLIBCXX17_INLINE constexpr match_flag_type format_no_copy = _S_no_copy;
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/**
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* When specified during a search and replace operation, only the first
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* occurrence of the regular expression shall be replaced.
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*/
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_GLIBCXX17_INLINE constexpr match_flag_type format_first_only =
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static_cast<match_flag_type>(1 << _S_first_only);
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_GLIBCXX17_INLINE constexpr match_flag_type format_first_only = _S_first_only;
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constexpr inline match_flag_type
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operator&(match_flag_type __a, match_flag_type __b)
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@ -414,14 +389,17 @@ namespace regex_constants
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operator~(match_flag_type __a)
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{ return (match_flag_type)(~static_cast<unsigned int>(__a)); }
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_GLIBCXX14_CONSTEXPR
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inline match_flag_type&
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operator&=(match_flag_type& __a, match_flag_type __b)
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{ return __a = __a & __b; }
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_GLIBCXX14_CONSTEXPR
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inline match_flag_type&
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operator|=(match_flag_type& __a, match_flag_type __b)
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{ return __a = __a | __b; }
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_GLIBCXX14_CONSTEXPR
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inline match_flag_type&
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operator^=(match_flag_type& __a, match_flag_type __b)
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{ return __a = __a ^ __b; }
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