| 1 | #ifndef SASS_UTIL_STRING_H |
|---|
| 2 | #define SASS_UTIL_STRING_H |
|---|
| 3 | |
|---|
| 4 | #include "sass.hpp" |
|---|
| 5 | #include <string> |
|---|
| 6 | |
|---|
| 7 | namespace Sass { |
|---|
| 8 | namespace Util { |
|---|
| 9 | |
|---|
| 10 | // ########################################################################## |
|---|
| 11 | // Special case insensitive string matcher. We can optimize |
|---|
| 12 | // the more general compare case quite a bit by requiring |
|---|
| 13 | // consumers to obey some rules (lowercase and no space). |
|---|
| 14 | // - `literal` must only contain lower case ascii characters |
|---|
| 15 | // there is one edge case where this could give false positives |
|---|
| 16 | // test could contain a (non-ascii) char exactly 32 below literal |
|---|
| 17 | // ########################################################################## |
|---|
| 18 | bool equalsLiteral(const char* lit, const sass::string& test); |
|---|
| 19 | |
|---|
| 20 | // ########################################################################### |
|---|
| 21 | // Returns [name] without a vendor prefix. |
|---|
| 22 | // If [name] has no vendor prefix, it's returned as-is. |
|---|
| 23 | // ########################################################################### |
|---|
| 24 | sass::string unvendor(const sass::string& name); |
|---|
| 25 | |
|---|
| 26 | sass::string rtrim(sass::string str); |
|---|
| 27 | sass::string normalize_newlines(const sass::string& str); |
|---|
| 28 | sass::string normalize_underscores(const sass::string& str); |
|---|
| 29 | sass::string normalize_decimals(const sass::string& str); |
|---|
| 30 | char opening_bracket_for(char closing_bracket); |
|---|
| 31 | char closing_bracket_for(char opening_bracket); |
|---|
| 32 | |
|---|
| 33 | // Locale-independent ASCII character routines. |
|---|
| 34 | |
|---|
| 35 | inline bool ascii_isalpha(unsigned char c) { |
|---|
| 36 | return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'); |
|---|
| 37 | } |
|---|
| 38 | |
|---|
| 39 | inline bool ascii_isdigit(unsigned char c) { |
|---|
| 40 | return (c >= '0' && c <= '9'); |
|---|
| 41 | } |
|---|
| 42 | |
|---|
| 43 | inline bool ascii_isalnum(unsigned char c) { |
|---|
| 44 | return ascii_isalpha(c) || ascii_isdigit(c); |
|---|
| 45 | } |
|---|
| 46 | |
|---|
| 47 | inline bool ascii_isascii(unsigned char c) { return c < 128; } |
|---|
| 48 | |
|---|
| 49 | inline bool ascii_isxdigit(unsigned char c) { |
|---|
| 50 | return ascii_isdigit(c) || (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f'); |
|---|
| 51 | } |
|---|
| 52 | |
|---|
| 53 | inline bool ascii_isspace(unsigned char c) { |
|---|
| 54 | return c == ' ' || c == '\t' || c == '\v' || c == '\f' || c == '\r' || c == '\n'; |
|---|
| 55 | } |
|---|
| 56 | |
|---|
| 57 | inline char ascii_tolower(unsigned char c) { |
|---|
| 58 | if (c >= 'A' && c <= 'Z') return c + 32; |
|---|
| 59 | return c; |
|---|
| 60 | } |
|---|
| 61 | |
|---|
| 62 | void ascii_str_tolower(sass::string* s); |
|---|
| 63 | |
|---|
| 64 | inline char ascii_toupper(unsigned char c) { |
|---|
| 65 | if (c >= 'a' && c <= 'z') return c - 32; |
|---|
| 66 | return c; |
|---|
| 67 | } |
|---|
| 68 | |
|---|
| 69 | void ascii_str_toupper(sass::string* s); |
|---|
| 70 | |
|---|
| 71 | } // namespace Sass |
|---|
| 72 | } // namespace Util |
|---|
| 73 | #endif // SASS_UTIL_STRING_H |
|---|
| 74 | |
|---|
