diff options
Diffstat (limited to 'ext/json/ext/generator/generator.c')
| -rw-r--r-- | ext/json/ext/generator/generator.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/ext/json/ext/generator/generator.c b/ext/json/ext/generator/generator.c index 4e44178..a75118a 100644 --- a/ext/json/ext/generator/generator.c +++ b/ext/json/ext/generator/generator.c @@ -349,6 +349,16 @@ static void fbuffer_append(FBuffer *fb, const char *newstr, unsigned long len) } } +static void fbuffer_append_str(FBuffer *fb, VALUE str) +{ + const char *newstr = RSTRING_PTR(str); + unsigned long len = RSTRING_LEN(str); + + RB_GC_GUARD(str); + + fbuffer_append(fb, newstr, len); +} + static void fbuffer_append_char(FBuffer *fb, char newchr) { fbuffer_inc_capa(fb, 1); @@ -852,7 +862,7 @@ static void generate_json_fixnum(FBuffer *buffer, VALUE Vstate, JSON_Generator_S 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(buffer, RSTRING_PAIR(tmp)); + fbuffer_append_str(buffer, tmp); } static void generate_json_float(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) @@ -869,7 +879,7 @@ static void generate_json_float(FBuffer *buffer, VALUE Vstate, JSON_Generator_St rb_raise(eGeneratorError, "%u: %s not allowed in JSON", __LINE__, StringValueCStr(tmp)); } } - fbuffer_append(buffer, RSTRING_PAIR(tmp)); + fbuffer_append_str(buffer, tmp); } static void generate_json(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *state, VALUE obj) @@ -897,7 +907,7 @@ static void generate_json(FBuffer *buffer, VALUE Vstate, JSON_Generator_State *s } 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(buffer, RSTRING_PAIR(tmp)); + fbuffer_append_str(buffer, tmp); } else { tmp = rb_funcall(obj, i_to_s, 0); Check_Type(tmp, T_STRING); |