diff options
Diffstat (limited to 'ext/json/generator/generator.c')
| -rw-r--r-- | ext/json/generator/generator.c | 1463 |
1 files changed, 0 insertions, 1463 deletions
diff --git a/ext/json/generator/generator.c b/ext/json/generator/generator.c deleted file mode 100644 index baf5360bb1..0000000000 --- a/ext/json/generator/generator.c +++ /dev/null @@ -1,1463 +0,0 @@ -#include "../fbuffer/fbuffer.h" -#include "generator.h" - -#ifdef HAVE_RUBY_ENCODING_H -static VALUE CEncoding_UTF_8; -static ID i_encoding, i_encode; -#endif - -static VALUE mJSON, mExt, mGenerator, cState, mGeneratorMethods, mObject, - mHash, mArray, mFixnum, mBignum, mFloat, mString, mString_Extend, - mTrueClass, mFalseClass, mNilClass, eGeneratorError, - eNestingError, CRegexp_MULTILINE, CJSON_SAFE_STATE_PROTOTYPE, - i_SAFE_STATE_PROTOTYPE; - -static ID i_to_s, i_to_json, i_new, i_indent, i_space, i_space_before, - i_object_nl, i_array_nl, i_max_nesting, i_allow_nan, i_ascii_only, - i_quirks_mode, i_pack, i_unpack, i_create_id, i_extend, i_key_p, - i_aref, i_send, i_respond_to_p, i_match, i_keys, i_depth, - i_buffer_initial_length, i_dup; - -/* - * Copyright 2001-2004 Unicode, Inc. - * - * Disclaimer - * - * This source code is provided as is by Unicode, Inc. No claims are - * made as to fitness for any particular purpose. No warranties of any - * kind are expressed or implied. The recipient agrees to determine - * applicability of information provided. If this file has been - * purchased on magnetic or optical media from Unicode, Inc., the - * sole remedy for any claim will be exchange of defective media - * within 90 days of receipt. - * - * Limitations on Rights to Redistribute This Code - * - * Unicode, Inc. hereby grants the right to freely use the information - * supplied in this file in the creation of products supporting the - * Unicode Standard, and to make copies of this file in any form - * for internal or external distribution as long as this notice - * remains attached. - */ - -/* - * Index into the table below with the first byte of a UTF-8 sequence to - * get the number of trailing bytes that are supposed to follow it. - * Note that *legal* UTF-8 values can't have 4 or 5-bytes. The table is - * left as-is for anyone who may want to do such conversion, which was - * allowed in earlier algorithms. - */ -static const char trailingBytesForUTF8[256] = { - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5 -}; - -/* - * Magic values subtracted from a buffer value during UTF8 conversion. - * This table contains as many values as there might be trailing bytes - * in a UTF-8 sequence. - */ -static const UTF32 offsetsFromUTF8[6] = { 0x00000000UL, 0x00003080UL, 0x000E2080UL, - 0x03C82080UL, 0xFA082080UL, 0x82082080UL }; - -/* - * Utility routine to tell whether a sequence of bytes is legal UTF-8. - * This must be called with the length pre-determined by the first byte. - * If not calling this from ConvertUTF8to*, then the length can be set by: - * length = trailingBytesForUTF8[*source]+1; - * and the sequence is illegal right away if there aren't that many bytes - * available. - * If presented with a length > 4, this returns 0. The Unicode - * definition of UTF-8 goes up to 4-byte sequences. - */ -static unsigned char isLegalUTF8(const UTF8 *source, unsigned long length) -{ - UTF8 a; - const UTF8 *srcptr = source+length; - switch (length) { - default: return 0; - /* Everything else falls through when "1"... */ - case 4: if ((a = (*--srcptr)) < 0x80 || a > 0xBF) return 0; - case 3: if ((a = (*--srcptr)) < 0x80 || a > 0xBF) return 0; - case 2: if ((a = (*--srcptr)) > 0xBF) return 0; - - switch (*source) { - /* no fall-through in this inner switch */ - case 0xE0: if (a < 0xA0) return 0; break; - case 0xED: if (a > 0x9F) return 0; break; - case 0xF0: if (a < 0x90) return 0; break; - case 0xF4: if (a > 0x8F) return 0; break; - default: if (a < 0x80) return 0; - } - - case 1: if (*source >= 0x80 && *source < 0xC2) return 0; - } - if (*source > 0xF4) return 0; - return 1; -} - -/* Escapes the UTF16 character and stores the result in the buffer buf. */ -static void unicode_escape(char *buf, UTF16 character) -{ - const char *digits = "0123456789abcdef"; - - buf[2] = digits[character >> 12]; - buf[3] = digits[(character >> 8) & 0xf]; - buf[4] = digits[(character >> 4) & 0xf]; - buf[5] = digits[character & 0xf]; -} - -/* Escapes the UTF16 character and stores the result in the buffer buf, then - * the buffer buf is appended to the FBuffer buffer. */ -static void unicode_escape_to_buffer(FBuffer *buffer, char buf[6], UTF16 - character) -{ - unicode_escape(buf, character); - fbuffer_append(buffer, buf, 6); -} - -/* Converts string to a JSON string in FBuffer buffer, where all but the ASCII - * and control characters are JSON escaped. */ -static void convert_UTF8_to_JSON_ASCII(FBuffer *buffer, VALUE string) -{ - const UTF8 *source = (UTF8 *) RSTRING_PTR(string); - const UTF8 *sourceEnd = source + RSTRING_LEN(string); - char buf[6] = { '\\', 'u' }; - - while (source < sourceEnd) { - UTF32 ch = 0; - unsigned short extraBytesToRead = trailingBytesForUTF8[*source]; - if (source + extraBytesToRead >= sourceEnd) { - rb_raise(rb_path2class("JSON::GeneratorError"), - "partial character in source, but hit end"); - } - if (!isLegalUTF8(source, extraBytesToRead+1)) { - rb_raise(rb_path2class("JSON::GeneratorError"), - "source sequence is illegal/malformed utf-8"); - } - /* - * The cases all fall through. See "Note A" below. - */ - switch (extraBytesToRead) { - case 5: ch += *source++; ch <<= 6; /* remember, illegal UTF-8 */ - case 4: ch += *source++; ch <<= 6; /* remember, illegal UTF-8 */ - case 3: ch += *source++; ch <<= 6; - case 2: ch += *source++; ch <<= 6; - case 1: ch += *source++; ch <<= 6; - case 0: ch += *source++; - } - ch -= offsetsFromUTF8[extraBytesToRead]; - - if (ch <= UNI_MAX_BMP) { /* Target is a character <= 0xFFFF */ - /* UTF-16 surrogate values are illegal in UTF-32 */ - if (ch >= UNI_SUR_HIGH_START && ch <= UNI_SUR_LOW_END) { -#if UNI_STRICT_CONVERSION - source -= (extraBytesToRead+1); /* return to the illegal value itself */ - rb_raise(rb_path2class("JSON::GeneratorError"), - "source sequence is illegal/malformed utf-8"); -#else - unicode_escape_to_buffer(buffer, buf, UNI_REPLACEMENT_CHAR); -#endif - } else { - /* normal case */ - if (ch >= 0x20 && ch <= 0x7f) { - switch (ch) { - case '\\': - fbuffer_append(buffer, "\\\\", 2); - break; - case '"': - fbuffer_append(buffer, "\\\"", 2); - break; - default: - fbuffer_append_char(buffer, (char)ch); - break; - } - } else { - switch (ch) { - case '\n': - fbuffer_append(buffer, "\\n", 2); - break; - case '\r': - fbuffer_append(buffer, "\\r", 2); - break; - case '\t': - fbuffer_append(buffer, "\\t", 2); - break; - case '\f': - fbuffer_append(buffer, "\\f", 2); - break; - case '\b': - fbuffer_append(buffer, "\\b", 2); - break; - default: - unicode_escape_to_buffer(buffer, buf, (UTF16) ch); - break; - } - } - } - } else if (ch > UNI_MAX_UTF16) { -#if UNI_STRICT_CONVERSION - source -= (extraBytesToRead+1); /* return to the start */ - rb_raise(rb_path2class("JSON::GeneratorError"), - "source sequence is illegal/malformed utf8"); -#else - unicode_escape_to_buffer(buffer, buf, UNI_REPLACEMENT_CHAR); -#endif - } else { - /* target is a character in range 0xFFFF - 0x10FFFF. */ - ch -= halfBase; - unicode_escape_to_buffer(buffer, buf, (UTF16)((ch >> halfShift) + UNI_SUR_HIGH_START)); - unicode_escape_to_buffer(buffer, buf, (UTF16)((ch & halfMask) + UNI_SUR_LOW_START)); - } - } -} - -/* Converts string to a JSON string in FBuffer buffer, where only the - * characters required by the JSON standard are JSON escaped. The remaining - * characters (should be UTF8) are just passed through and appended to the - * result. */ -static void convert_UTF8_to_JSON(FBuffer *buffer, VALUE string) -{ - const char *ptr = RSTRING_PTR(string), *p; - unsigned long len = RSTRING_LEN(string), start = 0, end = 0; - const char *escape = NULL; - int escape_len; - unsigned char c; - char buf[6] = { '\\', 'u' }; - - for (start = 0, end = 0; end < len;) { - p = ptr + end; - c = (unsigned char) *p; - if (c < 0x20) { - switch (c) { - case '\n': - escape = "\\n"; - escape_len = 2; - break; - case '\r': - escape = "\\r"; - escape_len = 2; - break; - case '\t': - escape = "\\t"; - escape_len = 2; - break; - case '\f': - escape = "\\f"; - escape_len = 2; - break; - case '\b': - escape = "\\b"; - escape_len = 2; - break; - default: - unicode_escape(buf, (UTF16) *p); - escape = buf; - escape_len = 6; - break; - } - } else { - switch (c) { - case '\\': - escape = "\\\\"; - escape_len = 2; - break; - case '"': - escape = "\\\""; - escape_len = 2; - break; - default: - { - unsigned short clen = trailingBytesForUTF8[c] + 1; - if (end + clen > len) { - rb_raise(rb_path2class("JSON::GeneratorError"), - "partial character in source, but hit end"); - } - if (!isLegalUTF8((UTF8 *) p, clen)) { - rb_raise(rb_path2class("JSON::GeneratorError"), - "source sequence is illegal/malformed utf-8"); - } - end += clen; - } - continue; - break; - } - } - fbuffer_append(buffer, ptr + start, end - start); - fbuffer_append(buffer, escape, escape_len); - start = ++end; - escape = NULL; - } - fbuffer_append(buffer, ptr + start, end - start); -} - -static char *fstrndup(const char *ptr, unsigned long len) { - char *result; - if (len <= 0) return NULL; - result = ALLOC_N(char, len); - memccpy(result, ptr, 0, len); - return result; -} - -/* - * Document-module: JSON::Ext::Generator - * - * This is the JSON generator implemented as a C extension. It can be - * configured to be used by setting - * - * JSON.generator = JSON::Ext::Generator - * - * with the method generator= in JSON. - * - */ - -/* - * call-seq: to_json(state = nil) - * - * Returns a JSON string containing a JSON object, that is generated from - * this Hash instance. - * _state_ is a JSON::State object, that can also be used to configure the - * produced JSON string output further. - */ -static VALUE mHash_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(object); -} - -/* - * call-seq: to_json(state = nil) - * - * Returns a JSON string containing a JSON array, that is generated from - * this Array instance. - * _state_ is a JSON::State object, that can also be used to configure the - * produced JSON string output further. - */ -static VALUE mArray_to_json(int argc, VALUE *argv, VALUE self) { - GENERATE_JSON(array); -} - -/* - * call-seq: to_json(*) - * - * Returns a JSON string representation for this Integer number. - */ -static VALUE mFixnum_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(fixnum); -} - -/* - * call-seq: to_json(*) - * - * Returns a JSON string representation for this Integer number. - */ -static VALUE mBignum_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(bignum); -} - -/* - * call-seq: to_json(*) - * - * Returns a JSON string representation for this Float number. - */ -static VALUE mFloat_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(float); -} - -/* - * call-seq: String.included(modul) - * - * Extends _modul_ with the String::Extend module. - */ -static VALUE mString_included_s(VALUE self, VALUE modul) { - VALUE result = rb_funcall(modul, i_extend, 1, mString_Extend); - return result; -} - -/* - * call-seq: to_json(*) - * - * This string should be encoded with UTF-8 A call to this method - * returns a JSON string encoded with UTF16 big endian characters as - * \u????. - */ -static VALUE mString_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(string); -} - -/* - * call-seq: to_json_raw_object() - * - * This method creates a raw object hash, that can be nested into - * other data structures and will be generated as a raw string. This - * method should be used, if you want to convert raw strings to JSON - * instead of UTF-8 strings, e. g. binary data. - */ -static VALUE mString_to_json_raw_object(VALUE self) -{ - VALUE ary; - VALUE result = rb_hash_new(); - rb_hash_aset(result, rb_funcall(mJSON, i_create_id, 0), rb_class_name(rb_obj_class(self))); - ary = rb_funcall(self, i_unpack, 1, rb_str_new2("C*")); - rb_hash_aset(result, rb_str_new2("raw"), ary); - return result; -} - -/* - * call-seq: to_json_raw(*args) - * - * This method creates a JSON text from the result of a call to - * to_json_raw_object of this String. - */ -static VALUE mString_to_json_raw(int argc, VALUE *argv, VALUE self) -{ - VALUE obj = mString_to_json_raw_object(self); - Check_Type(obj, T_HASH); - return mHash_to_json(argc, argv, obj); -} - -/* - * call-seq: json_create(o) - * - * Raw Strings are JSON Objects (the raw bytes are stored in an array for the - * key "raw"). The Ruby String can be created by this module method. - */ -static VALUE mString_Extend_json_create(VALUE self, VALUE o) -{ - VALUE ary; - Check_Type(o, T_HASH); - ary = rb_hash_aref(o, rb_str_new2("raw")); - return rb_funcall(ary, i_pack, 1, rb_str_new2("C*")); -} - -/* - * call-seq: to_json(*) - * - * Returns a JSON string for true: 'true'. - */ -static VALUE mTrueClass_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(true); -} - -/* - * call-seq: to_json(*) - * - * Returns a JSON string for false: 'false'. - */ -static VALUE mFalseClass_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(false); -} - -/* - * call-seq: to_json(*) - * - * Returns a JSON string for nil: 'null'. - */ -static VALUE mNilClass_to_json(int argc, VALUE *argv, VALUE self) -{ - GENERATE_JSON(null); -} - -/* - * call-seq: to_json(*) - * - * Converts this object to a string (calling #to_s), converts - * it to a JSON string, and returns the result. This is a fallback, if no - * special method #to_json was defined for some object. - */ -static VALUE mObject_to_json(int argc, VALUE *argv, VALUE self) -{ - VALUE state; - VALUE string = rb_funcall(self, i_to_s, 0); - rb_scan_args(argc, argv, "01", &state); - Check_Type(string, T_STRING); - state = cState_from_state_s(cState, state); - return cState_partial_generate(state, string); -} - -static void State_free(void *ptr) -{ - JSON_Generator_State *state = ptr; - if (state->indent) ruby_xfree(state->indent); - if (state->space) ruby_xfree(state->space); - if (state->space_before) ruby_xfree(state->space_before); - if (state->object_nl) ruby_xfree(state->object_nl); - if (state->array_nl) ruby_xfree(state->array_nl); - if (state->array_delim) fbuffer_free(state->array_delim); - if (state->object_delim) fbuffer_free(state->object_delim); - if (state->object_delim2) fbuffer_free(state->object_delim2); - ruby_xfree(state); -} - -static size_t State_memsize(const void *ptr) -{ - const JSON_Generator_State *state = ptr; - size_t size = sizeof(*state); - if (state->indent) size += state->indent_len + 1; - if (state->space) size += state->space_len + 1; - if (state->space_before) size += state->space_before_len + 1; - if (state->object_nl) size += state->object_nl_len + 1; - if (state->array_nl) size += state->array_nl_len + 1; - if (state->array_delim) size += FBUFFER_CAPA(state->array_delim); - if (state->object_delim) size += FBUFFER_CAPA(state->object_delim); - if (state->object_delim2) size += FBUFFER_CAPA(state->object_delim2); - return size; -} - -#ifdef NEW_TYPEDDATA_WRAPPER -static const rb_data_type_t JSON_Generator_State_type = { - "JSON/Generator/State", - {NULL, State_free, State_memsize,}, -#ifdef RUBY_TYPED_FREE_IMMEDIATELY - 0, 0, - RUBY_TYPED_FREE_IMMEDIATELY, -#endif -}; -#endif - -static JSON_Generator_State *State_allocate(void) -{ - JSON_Generator_State *state = ZALLOC(JSON_Generator_State); - return state; -} - -static VALUE cState_s_allocate(VALUE klass) -{ - JSON_Generator_State *state = State_allocate(); - return TypedData_Wrap_Struct(klass, &JSON_Generator_State_type, state); -} - -/* - * call-seq: configure(opts) - * - * Configure this State instance with the Hash _opts_, and return - * itself. - */ -static VALUE cState_configure(VALUE self, VALUE opts) -{ - VALUE tmp; - GET_STATE(self); - tmp = rb_check_convert_type(opts, T_HASH, "Hash", "to_hash"); - if (NIL_P(tmp)) tmp = rb_convert_type(opts, T_HASH, "Hash", "to_h"); - opts = tmp; - tmp = rb_hash_aref(opts, ID2SYM(i_indent)); - if (RTEST(tmp)) { - unsigned long len; - Check_Type(tmp, T_STRING); - len = RSTRING_LEN(tmp); - state->indent = fstrndup(RSTRING_PTR(tmp), len + 1); - state->indent_len = len; - } - tmp = rb_hash_aref(opts, ID2SYM(i_space)); - if (RTEST(tmp)) { - unsigned long len; - Check_Type(tmp, T_STRING); - len = RSTRING_LEN(tmp); - state->space = fstrndup(RSTRING_PTR(tmp), len + 1); - state->space_len = len; - } - tmp = rb_hash_aref(opts, ID2SYM(i_space_before)); - if (RTEST(tmp)) { - unsigned long len; - Check_Type(tmp, T_STRING); - len = RSTRING_LEN(tmp); - state->space_before = fstrndup(RSTRING_PTR(tmp), len + 1); - state->space_before_len = len; - } - tmp = rb_hash_aref(opts, ID2SYM(i_array_nl)); - if (RTEST(tmp)) { - unsigned long len; - Check_Type(tmp, T_STRING); - len = RSTRING_LEN(tmp); - state->array_nl = fstrndup(RSTRING_PTR(tmp), len + 1); - state->array_nl_len = len; - } - tmp = rb_hash_aref(opts, ID2SYM(i_object_nl)); - if (RTEST(tmp)) { - unsigned long len; - Check_Type(tmp, T_STRING); - len = RSTRING_LEN(tmp); - state->object_nl = fstrndup(RSTRING_PTR(tmp), len + 1); - state->object_nl_len = len; - } - tmp = ID2SYM(i_max_nesting); - state->max_nesting = 100; - if (option_given_p(opts, tmp)) { - VALUE max_nesting = rb_hash_aref(opts, tmp); - if (RTEST(max_nesting)) { - Check_Type(max_nesting, T_FIXNUM); - state->max_nesting = FIX2LONG(max_nesting); - } else { - state->max_nesting = 0; - } - } - tmp = ID2SYM(i_depth); - state->depth = 0; - if (option_given_p(opts, tmp)) { - VALUE depth = rb_hash_aref(opts, tmp); - if (RTEST(depth)) { - Check_Type(depth, T_FIXNUM); - state->depth = FIX2LONG(depth); - } else { - state->depth = 0; - } - } - tmp = ID2SYM(i_buffer_initial_length); - if (option_given_p(opts, tmp)) { - VALUE buffer_initial_length = rb_hash_aref(opts, tmp); - if (RTEST(buffer_initial_length)) { - long initial_length; - Check_Type(buffer_initial_length, T_FIXNUM); - initial_length = FIX2LONG(buffer_initial_length); - if (initial_length > 0) state->buffer_initial_length = initial_length; - } - } - tmp = rb_hash_aref(opts, ID2SYM(i_allow_nan)); - state->allow_nan = RTEST(tmp); - tmp = rb_hash_aref(opts, ID2SYM(i_ascii_only)); - state->ascii_only = RTEST(tmp); - tmp = rb_hash_aref(opts, ID2SYM(i_quirks_mode)); - state->quirks_mode = RTEST(tmp); - return self; -} - -static void set_state_ivars(VALUE hash, VALUE state) -{ - VALUE ivars = rb_obj_instance_variables(state); - int i = 0; - for (i = 0; i < RARRAY_LEN(ivars); i++) { - VALUE key = rb_funcall(rb_ary_entry(ivars, i), i_to_s, 0); - long key_len = RSTRING_LEN(key); - VALUE value = rb_iv_get(state, StringValueCStr(key)); - rb_hash_aset(hash, rb_str_intern(rb_str_substr(key, 1, key_len - 1)), value); - } -} - -/* - * call-seq: to_h - * - * Returns the configuration instance variables as a hash, that can be - * passed to the configure method. - */ -static VALUE cState_to_h(VALUE self) -{ - VALUE result = rb_hash_new(); - GET_STATE(self); - set_state_ivars(result, self); - rb_hash_aset(result, ID2SYM(i_indent), rb_str_new(state->indent, state->indent_len)); - rb_hash_aset(result, ID2SYM(i_space), rb_str_new(state->space, state->space_len)); - rb_hash_aset(result, ID2SYM(i_space_before), rb_str_new(state->space_before, state->space_before_len)); - rb_hash_aset(result, ID2SYM(i_object_nl), rb_str_new(state->object_nl, state->object_nl_len)); - rb_hash_aset(result, ID2SYM(i_array_nl), rb_str_new(state->array_nl, state->array_nl_len)); - rb_hash_aset(result, ID2SYM(i_allow_nan), state->allow_nan ? Qtrue : Qfalse); - rb_hash_aset(result, ID2SYM(i_ascii_only), state->ascii_only ? Qtrue : Qfalse); - rb_hash_aset(result, ID2SYM(i_quirks_mode), state->quirks_mode ? Qtrue : Qfalse); - rb_hash_aset(result, ID2SYM(i_max_nesting), LONG2FIX(state->max_nesting)); - rb_hash_aset(result, ID2SYM(i_depth), LONG2FIX(state->depth)); - rb_hash_aset(result, ID2SYM(i_buffer_initial_length), LONG2FIX(state->buffer_initial_length)); - return result; -} - -/* -* call-seq: [](name) -* -* Returns the value returned by method +name+. -*/ -static VALUE cState_aref(VALUE self, VALUE name) -{ - name = rb_funcall(name, i_to_s, 0); - if (RTEST(rb_funcall(self, i_respond_to_p, 1, name))) { - return rb_funcall(self, i_send, 1, name); - } else { - return rb_ivar_get(self, rb_intern_str(rb_str_concat(rb_str_new2("@"), name))); - } -} - -/* -* call-seq: []=(name, value) -* -* Sets the attribute name to value. -*/ -static VALUE cState_aset(VALUE self, VALUE name, VALUE value) -{ - VALUE name_writer; - - name = rb_funcall(name, i_to_s, 0); - name_writer = rb_str_cat2(rb_str_dup(name), "="); - if (RTEST(rb_funcall(self, i_respond_to_p, 1, name_writer))) { - return rb_funcall(self, i_send, 2, name_writer, value); - } else { - rb_ivar_set(self, rb_intern_str(rb_str_concat(rb_str_new2("@"), name)), value); - } - return Qnil; -} - -static void generate_json_object(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - char *object_nl = state->object_nl; - long object_nl_len = state->object_nl_len; - char *indent = state->indent; - long indent_len = state->indent_len; - long max_nesting = state->max_nesting; - char *delim = FBUFFER_PTR(state->object_delim); - long delim_len = FBUFFER_LEN(state->object_delim); - char *delim2 = FBUFFER_PTR(state->object_delim2); - long delim2_len = FBUFFER_LEN(state->object_delim2); - long depth = ++state->depth; - int i, j; - VALUE key, key_to_s, keys; - if (max_nesting != 0 && depth > max_nesting) { - fbuffer_free(buffer); - rb_raise(eNestingError, "nesting of %ld is too deep", --state->depth); - } - fbuffer_append_char(buffer, '{'); - keys = rb_funcall(obj, i_keys, 0); - for(i = 0; i < RARRAY_LEN(keys); i++) { - if (i > 0) fbuffer_append(buffer, delim, delim_len); - if (object_nl) { - fbuffer_append(buffer, object_nl, object_nl_len); - } - if (indent) { - for (j = 0; j < depth; j++) { - fbuffer_append(buffer, indent, indent_len); - } - } - key = rb_ary_entry(keys, i); - key_to_s = rb_funcall(key, i_to_s, 0); - Check_Type(key_to_s, T_STRING); - generate_json(buffer, Vstate, state, key_to_s); - fbuffer_append(buffer, delim2, delim2_len); - generate_json(buffer, Vstate, state, rb_hash_aref(obj, key)); - } - depth = --state->depth; - if (object_nl) { - fbuffer_append(buffer, object_nl, object_nl_len); - if (indent) { - for (j = 0; j < depth; j++) { - fbuffer_append(buffer, indent, indent_len); - } - } - } - fbuffer_append_char(buffer, '}'); -} - -static void generate_json_array(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - char *array_nl = state->array_nl; - long array_nl_len = state->array_nl_len; - char *indent = state->indent; - long indent_len = state->indent_len; - long max_nesting = state->max_nesting; - char *delim = FBUFFER_PTR(state->array_delim); - long delim_len = FBUFFER_LEN(state->array_delim); - long depth = ++state->depth; - int i, j; - if (max_nesting != 0 && depth > max_nesting) { - fbuffer_free(buffer); - rb_raise(eNestingError, "nesting of %ld is too deep", --state->depth); - } - fbuffer_append_char(buffer, '['); - if (array_nl) fbuffer_append(buffer, array_nl, array_nl_len); - for(i = 0; i < RARRAY_LEN(obj); i++) { - if (i > 0) fbuffer_append(buffer, delim, delim_len); - if (indent) { - for (j = 0; j < depth; j++) { - fbuffer_append(buffer, indent, indent_len); - } - } - generate_json(buffer, Vstate, state, rb_ary_entry(obj, i)); - } - state->depth = --depth; - if (array_nl) { - fbuffer_append(buffer, array_nl, array_nl_len); - if (indent) { - for (j = 0; j < depth; j++) { - fbuffer_append(buffer, indent, indent_len); - } - } - } - fbuffer_append_char(buffer, ']'); -} - -static void generate_json_string(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - fbuffer_append_char(buffer, '"'); -#ifdef HAVE_RUBY_ENCODING_H - obj = rb_funcall(obj, i_encode, 1, CEncoding_UTF_8); -#endif - if (state->ascii_only) { - convert_UTF8_to_JSON_ASCII(buffer, obj); - } else { - convert_UTF8_to_JSON(buffer, obj); - } - fbuffer_append_char(buffer, '"'); -} - -static void generate_json_null(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - fbuffer_append(buffer, "null", 4); -} - -static void generate_json_false(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - fbuffer_append(buffer, "false", 5); -} - -static void generate_json_true(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - fbuffer_append(buffer, "true", 4); -} - -static void generate_json_fixnum(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - fbuffer_append_long(buffer, FIX2LONG(obj)); -} - -static void generate_json_bignum(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - VALUE tmp = rb_funcall(obj, i_to_s, 0); - fbuffer_append_str(buffer, tmp); -} - -static void generate_json_float(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - double value = RFLOAT_VALUE(obj); - char allow_nan = state->allow_nan; - VALUE tmp = rb_funcall(obj, i_to_s, 0); - if (!allow_nan) { - if (isinf(value)) { - fbuffer_free(buffer); - rb_raise(eGeneratorError, "%u: %"PRIsVALUE" not allowed in JSON", __LINE__, RB_OBJ_STRING(tmp)); - } else if (isnan(value)) { - fbuffer_free(buffer); - rb_raise(eGeneratorError, "%u: %"PRIsVALUE" not allowed in JSON", __LINE__, RB_OBJ_STRING(tmp)); - } - } - fbuffer_append_str(buffer, tmp); -} - -static void generate_json(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) -{ - VALUE tmp; - VALUE klass = CLASS_OF(obj); - if (klass == rb_cHash) { - generate_json_object(buffer, Vstate, state, obj); - } else if (klass == rb_cArray) { - generate_json_array(buffer, Vstate, state, obj); - } else if (klass == rb_cString) { - generate_json_string(buffer, Vstate, state, obj); - } else if (obj == Qnil) { - generate_json_null(buffer, Vstate, state, obj); - } else if (obj == Qfalse) { - generate_json_false(buffer, Vstate, state, obj); - } else if (obj == Qtrue) { - generate_json_true(buffer, Vstate, state, obj); - } else if (klass == rb_cFixnum) { - generate_json_fixnum(buffer, Vstate, state, obj); - } else if (klass == rb_cBignum) { - generate_json_bignum(buffer, Vstate, state, obj); - } else if (klass == rb_cFloat) { - generate_json_float(buffer, Vstate, state, obj); - } else if (rb_respond_to(obj, i_to_json)) { - tmp = rb_funcall(obj, i_to_json, 1, Vstate); - Check_Type(tmp, T_STRING); - fbuffer_append_str(buffer, tmp); - } else { - tmp = rb_funcall(obj, i_to_s, 0); - Check_Type(tmp, T_STRING); - generate_json_string(buffer, Vstate, state, tmp); - } -} - -static FBuffer *cState_prepare_buffer(VALUE self) -{ - FBuffer *buffer; - GET_STATE(self); - buffer = fbuffer_alloc(state->buffer_initial_length); - - if (state->object_delim) { - fbuffer_clear(state->object_delim); - } else { - state->object_delim = fbuffer_alloc(16); - } - fbuffer_append_char(state->object_delim, ','); - if (state->object_delim2) { - fbuffer_clear(state->object_delim2); - } else { - state->object_delim2 = fbuffer_alloc(16); - } - if (state->space_before) fbuffer_append(state->object_delim2, state->space_before, state->space_before_len); - fbuffer_append_char(state->object_delim2, ':'); - if (state->space) fbuffer_append(state->object_delim2, state->space, state->space_len); - - if (state->array_delim) { - fbuffer_clear(state->array_delim); - } else { - state->array_delim = fbuffer_alloc(16); - } - fbuffer_append_char(state->array_delim, ','); - if (state->array_nl) fbuffer_append(state->array_delim, state->array_nl, state->array_nl_len); - return buffer; -} - -static VALUE cState_partial_generate(VALUE self, VALUE obj) -{ - FBuffer *buffer = cState_prepare_buffer(self); - GET_STATE(self); - generate_json(buffer, self, state, obj); - return fbuffer_to_s(buffer); -} - -/* - * This function returns true if string is either a JSON array or JSON object. - * It might suffer from false positives, e. g. syntactically incorrect JSON in - * the string or certain UTF-8 characters on the right hand side. - */ -static int isArrayOrObject(VALUE string) -{ - long string_len = RSTRING_LEN(string); - char *p = RSTRING_PTR(string), *q = p + string_len - 1; - if (string_len < 2) return 0; - for (; p < q && isspace((unsigned char)*p); p++); - for (; q > p && isspace((unsigned char)*q); q--); - return (*p == '[' && *q == ']') || (*p == '{' && *q == '}'); -} - -/* - * call-seq: generate(obj) - * - * Generates a valid JSON document from object +obj+ and returns the - * result. If no valid JSON document can be created this method raises a - * GeneratorError exception. - */ -static VALUE cState_generate(VALUE self, VALUE obj) -{ - VALUE result = cState_partial_generate(self, obj); - GET_STATE(self); - if (!state->quirks_mode && !isArrayOrObject(result)) { - rb_raise(eGeneratorError, "only generation of JSON objects or arrays allowed"); - } - return result; -} - -/* - * call-seq: new(opts = {}) - * - * Instantiates a new State object, configured by _opts_. - * - * _opts_ can have the following keys: - * - * * *indent*: a string used to indent levels (default: ''), - * * *space*: a string that is put after, a : or , delimiter (default: ''), - * * *space_before*: a string that is put before a : pair delimiter (default: ''), - * * *object_nl*: a string that is put at the end of a JSON object (default: ''), - * * *array_nl*: a string that is put at the end of a JSON array (default: ''), - * * *allow_nan*: true if NaN, Infinity, and -Infinity should be - * generated, otherwise an exception is thrown, if these values are - * encountered. This options defaults to false. - * * *quirks_mode*: Enables quirks_mode for parser, that is for example - * generating single JSON values instead of documents is possible. - * * *buffer_initial_length*: sets the initial length of the generator's - * internal buffer. - */ -static VALUE cState_initialize(int argc, VALUE *argv, VALUE self) -{ - VALUE opts; - GET_STATE(self); - state->max_nesting = 100; - state->buffer_initial_length = FBUFFER_INITIAL_LENGTH_DEFAULT; - rb_scan_args(argc, argv, "01", &opts); - if (!NIL_P(opts)) cState_configure(self, opts); - return self; -} - -/* - * call-seq: initialize_copy(orig) - * - * Initializes this object from orig if it can be duplicated/cloned and returns - * it. -*/ -static VALUE cState_init_copy(VALUE obj, VALUE orig) -{ - JSON_Generator_State *objState, *origState; - - if (obj == orig) return obj; - GET_STATE_TO(obj, objState); - GET_STATE_TO(orig, origState); - if (!objState) rb_raise(rb_eArgError, "unallocated JSON::State"); - - MEMCPY(objState, origState, JSON_Generator_State, 1); - objState->indent = fstrndup(origState->indent, origState->indent_len); - objState->space = fstrndup(origState->space, origState->space_len); - objState->space_before = fstrndup(origState->space_before, origState->space_before_len); - objState->object_nl = fstrndup(origState->object_nl, origState->object_nl_len); - objState->array_nl = fstrndup(origState->array_nl, origState->array_nl_len); - if (origState->array_delim) objState->array_delim = fbuffer_dup(origState->array_delim); - if (origState->object_delim) objState->object_delim = fbuffer_dup(origState->object_delim); - if (origState->object_delim2) objState->object_delim2 = fbuffer_dup(origState->object_delim2); - return obj; -} - -/* - * call-seq: from_state(opts) - * - * Creates a State object from _opts_, which ought to be Hash to create a - * new State instance configured by _opts_, something else to create an - * unconfigured instance. If _opts_ is a State object, it is just returned. - */ -static VALUE cState_from_state_s(VALUE self, VALUE opts) -{ - if (rb_obj_is_kind_of(opts, self)) { - return opts; - } else if (rb_obj_is_kind_of(opts, rb_cHash)) { - return rb_funcall(self, i_new, 1, opts); - } else { - if (NIL_P(CJSON_SAFE_STATE_PROTOTYPE)) { - CJSON_SAFE_STATE_PROTOTYPE = rb_const_get(mJSON, i_SAFE_STATE_PROTOTYPE); - } - return rb_funcall(CJSON_SAFE_STATE_PROTOTYPE, i_dup, 0); - } -} - -/* - * call-seq: indent() - * - * Returns the string that is used to indent levels in the JSON text. - */ -static VALUE cState_indent(VALUE self) -{ - GET_STATE(self); - return state->indent ? rb_str_new(state->indent, state->indent_len) : rb_str_new2(""); -} - -/* - * call-seq: indent=(indent) - * - * Sets the string that is used to indent levels in the JSON text. - */ -static VALUE cState_indent_set(VALUE self, VALUE indent) -{ - unsigned long len; - GET_STATE(self); - Check_Type(indent, T_STRING); - len = RSTRING_LEN(indent); - if (len == 0) { - if (state->indent) { - ruby_xfree(state->indent); - state->indent = NULL; - state->indent_len = 0; - } - } else { - if (state->indent) ruby_xfree(state->indent); - state->indent = strdup(RSTRING_PTR(indent)); - state->indent_len = len; - } - return Qnil; -} - -/* - * call-seq: space() - * - * Returns the string that is used to insert a space between the tokens in a JSON - * string. - */ -static VALUE cState_space(VALUE self) -{ - GET_STATE(self); - return state->space ? rb_str_new(state->space, state->space_len) : rb_str_new2(""); -} - -/* - * call-seq: space=(space) - * - * Sets _space_ to the string that is used to insert a space between the tokens in a JSON - * string. - */ -static VALUE cState_space_set(VALUE self, VALUE space) -{ - unsigned long len; - GET_STATE(self); - Check_Type(space, T_STRING); - len = RSTRING_LEN(space); - if (len == 0) { - if (state->space) { - ruby_xfree(state->space); - state->space = NULL; - state->space_len = 0; - } - } else { - if (state->space) ruby_xfree(state->space); - state->space = strdup(RSTRING_PTR(space)); - state->space_len = len; - } - return Qnil; -} - -/* - * call-seq: space_before() - * - * Returns the string that is used to insert a space before the ':' in JSON objects. - */ -static VALUE cState_space_before(VALUE self) -{ - GET_STATE(self); - return state->space_before ? rb_str_new(state->space_before, state->space_before_len) : rb_str_new2(""); -} - -/* - * call-seq: space_before=(space_before) - * - * Sets the string that is used to insert a space before the ':' in JSON objects. - */ -static VALUE cState_space_before_set(VALUE self, VALUE space_before) -{ - unsigned long len; - GET_STATE(self); - Check_Type(space_before, T_STRING); - len = RSTRING_LEN(space_before); - if (len == 0) { - if (state->space_before) { - ruby_xfree(state->space_before); - state->space_before = NULL; - state->space_before_len = 0; - } - } else { - if (state->space_before) ruby_xfree(state->space_before); - state->space_before = strdup(RSTRING_PTR(space_before)); - state->space_before_len = len; - } - return Qnil; -} - -/* - * call-seq: object_nl() - * - * This string is put at the end of a line that holds a JSON object (or - * Hash). - */ -static VALUE cState_object_nl(VALUE self) -{ - GET_STATE(self); - return state->object_nl ? rb_str_new(state->object_nl, state->object_nl_len) : rb_str_new2(""); -} - -/* - * call-seq: object_nl=(object_nl) - * - * This string is put at the end of a line that holds a JSON object (or - * Hash). - */ -static VALUE cState_object_nl_set(VALUE self, VALUE object_nl) -{ - unsigned long len; - GET_STATE(self); - Check_Type(object_nl, T_STRING); - len = RSTRING_LEN(object_nl); - if (len == 0) { - if (state->object_nl) { - ruby_xfree(state->object_nl); - state->object_nl = NULL; - } - } else { - if (state->object_nl) ruby_xfree(state->object_nl); - state->object_nl = strdup(RSTRING_PTR(object_nl)); - state->object_nl_len = len; - } - return Qnil; -} - -/* - * call-seq: array_nl() - * - * This string is put at the end of a line that holds a JSON array. - */ -static VALUE cState_array_nl(VALUE self) -{ - GET_STATE(self); - return state->array_nl ? rb_str_new(state->array_nl, state->array_nl_len) : rb_str_new2(""); -} - -/* - * call-seq: array_nl=(array_nl) - * - * This string is put at the end of a line that holds a JSON array. - */ -static VALUE cState_array_nl_set(VALUE self, VALUE array_nl) -{ - unsigned long len; - GET_STATE(self); - Check_Type(array_nl, T_STRING); - len = RSTRING_LEN(array_nl); - if (len == 0) { - if (state->array_nl) { - ruby_xfree(state->array_nl); - state->array_nl = NULL; - } - } else { - if (state->array_nl) ruby_xfree(state->array_nl); - state->array_nl = strdup(RSTRING_PTR(array_nl)); - state->array_nl_len = len; - } - return Qnil; -} - - -/* -* call-seq: check_circular? -* -* Returns true, if circular data structures should be checked, -* otherwise returns false. -*/ -static VALUE cState_check_circular_p(VALUE self) -{ - GET_STATE(self); - return state->max_nesting ? Qtrue : Qfalse; -} - -/* - * call-seq: max_nesting - * - * This integer returns the maximum level of data structure nesting in - * the generated JSON, max_nesting = 0 if no maximum is checked. - */ -static VALUE cState_max_nesting(VALUE self) -{ - GET_STATE(self); - return LONG2FIX(state->max_nesting); -} - -/* - * call-seq: max_nesting=(depth) - * - * This sets the maximum level of data structure nesting in the generated JSON - * to the integer depth, max_nesting = 0 if no maximum should be checked. - */ -static VALUE cState_max_nesting_set(VALUE self, VALUE depth) -{ - GET_STATE(self); - Check_Type(depth, T_FIXNUM); - return state->max_nesting = FIX2LONG(depth); -} - -/* - * call-seq: allow_nan? - * - * Returns true, if NaN, Infinity, and -Infinity should be generated, otherwise - * returns false. - */ -static VALUE cState_allow_nan_p(VALUE self) -{ - GET_STATE(self); - return state->allow_nan ? Qtrue : Qfalse; -} - -/* - * call-seq: ascii_only? - * - * Returns true, if NaN, Infinity, and -Infinity should be generated, otherwise - * returns false. - */ -static VALUE cState_ascii_only_p(VALUE self) -{ - GET_STATE(self); - return state->ascii_only ? Qtrue : Qfalse; -} - -/* - * call-seq: quirks_mode? - * - * Returns true, if quirks mode is enabled. Otherwise returns false. - */ -static VALUE cState_quirks_mode_p(VALUE self) -{ - GET_STATE(self); - return state->quirks_mode ? Qtrue : Qfalse; -} - -/* - * call-seq: quirks_mode=(enable) - * - * If set to true, enables the quirks_mode mode. - */ -static VALUE cState_quirks_mode_set(VALUE self, VALUE enable) -{ - GET_STATE(self); - state->quirks_mode = RTEST(enable); - return Qnil; -} - -/* - * call-seq: depth - * - * This integer returns the current depth of data structure nesting. - */ -static VALUE cState_depth(VALUE self) -{ - GET_STATE(self); - return LONG2FIX(state->depth); -} - -/* - * call-seq: depth=(depth) - * - * This sets the maximum level of data structure nesting in the generated JSON - * to the integer depth, max_nesting = 0 if no maximum should be checked. - */ -static VALUE cState_depth_set(VALUE self, VALUE depth) -{ - GET_STATE(self); - Check_Type(depth, T_FIXNUM); - state->depth = FIX2LONG(depth); - return Qnil; -} - -/* - * call-seq: buffer_initial_length - * - * This integer returns the current initial length of the buffer. - */ -static VALUE cState_buffer_initial_length(VALUE self) -{ - GET_STATE(self); - return LONG2FIX(state->buffer_initial_length); -} - -/* - * call-seq: buffer_initial_length=(length) - * - * This sets the initial length of the buffer to +length+, if +length+ > 0, - * otherwise its value isn't changed. - */ -static VALUE cState_buffer_initial_length_set(VALUE self, VALUE buffer_initial_length) -{ - long initial_length; - GET_STATE(self); - Check_Type(buffer_initial_length, T_FIXNUM); - initial_length = FIX2LONG(buffer_initial_length); - if (initial_length > 0) { - state->buffer_initial_length = initial_length; - } - return Qnil; -} - -/* - * - */ -void Init_generator(void) -{ - rb_require("json/common"); - - mJSON = rb_define_module("JSON"); - mExt = rb_define_module_under(mJSON, "Ext"); - mGenerator = rb_define_module_under(mExt, "Generator"); - - eGeneratorError = rb_path2class("JSON::GeneratorError"); - eNestingError = rb_path2class("JSON::NestingError"); - - cState = rb_define_class_under(mGenerator, "State", rb_cObject); - rb_define_alloc_func(cState, cState_s_allocate); - rb_define_singleton_method(cState, "from_state", cState_from_state_s, 1); - rb_define_method(cState, "initialize", cState_initialize, -1); - rb_define_method(cState, "initialize_copy", cState_init_copy, 1); - rb_define_method(cState, "indent", cState_indent, 0); - rb_define_method(cState, "indent=", cState_indent_set, 1); - rb_define_method(cState, "space", cState_space, 0); - rb_define_method(cState, "space=", cState_space_set, 1); - rb_define_method(cState, "space_before", cState_space_before, 0); - rb_define_method(cState, "space_before=", cState_space_before_set, 1); - rb_define_method(cState, "object_nl", cState_object_nl, 0); - rb_define_method(cState, "object_nl=", cState_object_nl_set, 1); - rb_define_method(cState, "array_nl", cState_array_nl, 0); - rb_define_method(cState, "array_nl=", cState_array_nl_set, 1); - rb_define_method(cState, "max_nesting", cState_max_nesting, 0); - rb_define_method(cState, "max_nesting=", cState_max_nesting_set, 1); - rb_define_method(cState, "check_circular?", cState_check_circular_p, 0); - rb_define_method(cState, "allow_nan?", cState_allow_nan_p, 0); - rb_define_method(cState, "ascii_only?", cState_ascii_only_p, 0); - rb_define_method(cState, "quirks_mode?", cState_quirks_mode_p, 0); - rb_define_method(cState, "quirks_mode", cState_quirks_mode_p, 0); - rb_define_method(cState, "quirks_mode=", cState_quirks_mode_set, 1); - rb_define_method(cState, "depth", cState_depth, 0); - rb_define_method(cState, "depth=", cState_depth_set, 1); - rb_define_method(cState, "buffer_initial_length", cState_buffer_initial_length, 0); - rb_define_method(cState, "buffer_initial_length=", cState_buffer_initial_length_set, 1); - rb_define_method(cState, "configure", cState_configure, 1); - rb_define_alias(cState, "merge", "configure"); - rb_define_method(cState, "to_h", cState_to_h, 0); - rb_define_alias(cState, "to_hash", "to_h"); - rb_define_method(cState, "[]", cState_aref, 1); - rb_define_method(cState, "[]=", cState_aset, 2); - rb_define_method(cState, "generate", cState_generate, 1); - - mGeneratorMethods = rb_define_module_under(mGenerator, "GeneratorMethods"); - mObject = rb_define_module_under(mGeneratorMethods, "Object"); - rb_define_method(mObject, "to_json", mObject_to_json, -1); - mHash = rb_define_module_under(mGeneratorMethods, "Hash"); - rb_define_method(mHash, "to_json", mHash_to_json, -1); - mArray = rb_define_module_under(mGeneratorMethods, "Array"); - rb_define_method(mArray, "to_json", mArray_to_json, -1); - mFixnum = rb_define_module_under(mGeneratorMethods, "Fixnum"); - rb_define_method(mFixnum, "to_json", mFixnum_to_json, -1); - mBignum = rb_define_module_under(mGeneratorMethods, "Bignum"); - rb_define_method(mBignum, "to_json", mBignum_to_json, -1); - mFloat = rb_define_module_under(mGeneratorMethods, "Float"); - rb_define_method(mFloat, "to_json", mFloat_to_json, -1); - mString = rb_define_module_under(mGeneratorMethods, "String"); - rb_define_singleton_method(mString, "included", mString_included_s, 1); - rb_define_method(mString, "to_json", mString_to_json, -1); - rb_define_method(mString, "to_json_raw", mString_to_json_raw, -1); - rb_define_method(mString, "to_json_raw_object", mString_to_json_raw_object, 0); - mString_Extend = rb_define_module_under(mString, "Extend"); - rb_define_method(mString_Extend, "json_create", mString_Extend_json_create, 1); - mTrueClass = rb_define_module_under(mGeneratorMethods, "TrueClass"); - rb_define_method(mTrueClass, "to_json", mTrueClass_to_json, -1); - mFalseClass = rb_define_module_under(mGeneratorMethods, "FalseClass"); - rb_define_method(mFalseClass, "to_json", mFalseClass_to_json, -1); - mNilClass = rb_define_module_under(mGeneratorMethods, "NilClass"); - rb_define_method(mNilClass, "to_json", mNilClass_to_json, -1); - - CRegexp_MULTILINE = rb_const_get(rb_cRegexp, rb_intern("MULTILINE")); - i_to_s = rb_intern("to_s"); - i_to_json = rb_intern("to_json"); - i_new = rb_intern("new"); - i_indent = rb_intern("indent"); - i_space = rb_intern("space"); - i_space_before = rb_intern("space_before"); - i_object_nl = rb_intern("object_nl"); - i_array_nl = rb_intern("array_nl"); - i_max_nesting = rb_intern("max_nesting"); - i_allow_nan = rb_intern("allow_nan"); - i_ascii_only = rb_intern("ascii_only"); - i_quirks_mode = rb_intern("quirks_mode"); - i_depth = rb_intern("depth"); - i_buffer_initial_length = rb_intern("buffer_initial_length"); - i_pack = rb_intern("pack"); - i_unpack = rb_intern("unpack"); - i_create_id = rb_intern("create_id"); - i_extend = rb_intern("extend"); - i_key_p = rb_intern("key?"); - i_aref = rb_intern("[]"); - i_send = rb_intern("__send__"); - i_respond_to_p = rb_intern("respond_to?"); - i_match = rb_intern("match"); - i_keys = rb_intern("keys"); - i_dup = rb_intern("dup"); -#ifdef HAVE_RUBY_ENCODING_H - CEncoding_UTF_8 = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-8")); - i_encoding = rb_intern("encoding"); - i_encode = rb_intern("encode"); -#endif - i_SAFE_STATE_PROTOTYPE = rb_intern("SAFE_STATE_PROTOTYPE"); - CJSON_SAFE_STATE_PROTOTYPE = Qnil; -} |