String.hpp

   1 #ifndef CYCRIPT_STRING_HPP
   2 #define CYCRIPT_STRING_HPP
   3
   4 #include "cycript.hpp"
   5
   6 struct CYUTF8String {
   7     const char *data;
   8     size_t size;
   9
  10     CYUTF8String(const char *data, size_t size) :
  11         data(data),
  12         size(size)
  13     {
  14     }
  15
  16     bool operator ==(const char *value) const {
  17         size_t length(strlen(data));
  18         return length == size && memcmp(value, data, length) == 0;
  19     }
  20 };
  21
  22 struct CYUTF16String {
  23     const uint16_t *data;
  24     size_t size;
  25
  26     CYUTF16String(const uint16_t *data, size_t size) :
  27         data(data),
  28         size(size)
  29     {
  30     }
  31 };
  32
  33 JSStringRef CYCopyJSString(const char *value);
  34 JSStringRef CYCopyJSString(JSStringRef value);
  35 JSStringRef CYCopyJSString(CYUTF8String value);
  36 JSStringRef CYCopyJSString(JSContextRef context, JSValueRef value);
  37
  38 class CYJSString {
  39   private:
  40     JSStringRef string_;
  41
  42     void Clear_() {
  43         if (string_ != NULL)
  44             JSStringRelease(string_);
  45     }
  46
  47   public:
  48     CYJSString(const CYJSString &rhs) :
  49         string_(CYCopyJSString(rhs.string_))
  50     {
  51     }
  52
  53     template <typename Arg0_>
  54     CYJSString(Arg0_ arg0) :
  55         string_(CYCopyJSString(arg0))
  56     {
  57     }
  58
  59     template <typename Arg0_, typename Arg1_>
  60     CYJSString(Arg0_ arg0, Arg1_ arg1) :
  61         string_(CYCopyJSString(arg0, arg1))
  62     {
  63     }
  64
  65     CYJSString &operator =(const CYJSString &rhs) {
  66         Clear_();
  67         string_ = CYCopyJSString(rhs.string_);
  68         return *this;
  69     }
  70
  71     ~CYJSString() {
  72         Clear_();
  73     }
  74
  75     void Clear() {
  76         Clear_();
  77         string_ = NULL;
  78     }
  79
  80     operator JSStringRef() const {
  81         return string_;
  82     }
  83 };
  84
  85 size_t CYGetIndex(const CYUTF8String &value);
  86 bool CYIsKey(CYUTF8String value);
  87 bool CYGetOffset(const char *value, ssize_t &index);
  88
  89 const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value);
  90
  91 #endif/*CYCRIPT_STRING_HPP*/