Merge pull request #1 from jrbasso/json_preserve_fractional_part

Porting implementation of RFC json_preserve_fractional_part
This commit is contained in:
Jakub Zelenka 2015-01-18 16:26:25 +00:00
commit 91386cb287
4 changed files with 70 additions and 3 deletions

View File

@ -102,6 +102,7 @@ static PHP_MINIT_FUNCTION(json)
REGISTER_LONG_CONSTANT("JSON_PRETTY_PRINT", PHP_JSON_PRETTY_PRINT, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("JSON_UNESCAPED_UNICODE", PHP_JSON_UNESCAPED_UNICODE, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("JSON_PARTIAL_OUTPUT_ON_ERROR", PHP_JSON_PARTIAL_OUTPUT_ON_ERROR, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("JSON_PRESERVE_ZERO_FRACTION", PHP_JSON_PRESERVE_ZERO_FRACTION, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("JSON_ERROR_NONE", PHP_JSON_ERROR_NONE, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("JSON_ERROR_DEPTH", PHP_JSON_ERROR_DEPTH, CONST_CS | CONST_PERSISTENT);

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@ -95,13 +95,18 @@ static inline void php_json_pretty_print_indent(smart_str *buf, int options) /*
/* }}} */
static inline void php_json_encode_double(smart_str *buf, double d) /* {{{ */
static inline void php_json_encode_double(smart_str *buf, double d, int options) /* {{{ */
{
if (!zend_isinf(d) && !zend_isnan(d)) {
size_t len;
char num[PHP_JSON_DOUBLE_MAX_LENGTH];
php_gcvt(d, EG(precision), '.', 'e', &num[0]);
len = strlen(num);
if (options & PHP_JSON_PRESERVE_ZERO_FRACTION && strchr(num, '.') == NULL && len < PHP_JSON_DOUBLE_MAX_LENGTH - 2) {
num[len++] = '.';
num[len++] = '0';
num[len] = '\0';
}
smart_str_appendl(buf, num, len);
} else {
JSON_G(error_code) = PHP_JSON_ERROR_INF_OR_NAN;
@ -290,7 +295,7 @@ static void php_json_escape_string(smart_str *buf, char *s, size_t len, int opti
if (type == IS_LONG) {
smart_str_append_long(buf, p);
} else if (type == IS_DOUBLE) {
php_json_encode_double(buf, d);
php_json_encode_double(buf, d, options);
}
return;
}
@ -502,7 +507,7 @@ again:
break;
case IS_DOUBLE:
php_json_encode_double(buf, Z_DVAL_P(val));
php_json_encode_double(buf, Z_DVAL_P(val), options);
break;
case IS_STRING:

View File

@ -64,6 +64,7 @@ typedef enum {
#define PHP_JSON_PRETTY_PRINT (1<<7)
#define PHP_JSON_UNESCAPED_UNICODE (1<<8)
#define PHP_JSON_PARTIAL_OUTPUT_ON_ERROR (1<<9)
#define PHP_JSON_PRESERVE_ZERO_FRACTION (1<<10)
/* Internal flags */
#define PHP_JSON_OUTPUT_ARRAY 0

View File

@ -0,0 +1,60 @@
--TEST--
bug #50224 (json_encode() does not always encode a float as a float)
--SKIPIF--
<?php if (!extension_loaded("json")) print "skip"; ?>
--FILE--
<?php
echo "* Testing JSON output\n\n";
var_dump(json_encode(12.3, JSON_PRESERVE_ZERO_FRACTION));
var_dump(json_encode(12, JSON_PRESERVE_ZERO_FRACTION));
var_dump(json_encode(12.0, JSON_PRESERVE_ZERO_FRACTION));
var_dump(json_encode(0.0, JSON_PRESERVE_ZERO_FRACTION));
var_dump(json_encode(array(12, 12.0, 12.3), JSON_PRESERVE_ZERO_FRACTION));
var_dump(json_encode((object)array('float' => 12.0, 'integer' => 12), JSON_PRESERVE_ZERO_FRACTION));
echo "\n* Testing encode/decode symmetry\n\n";
var_dump(json_decode(json_encode(12.3, JSON_PRESERVE_ZERO_FRACTION)));
var_dump(json_decode(json_encode(12, JSON_PRESERVE_ZERO_FRACTION)));
var_dump(json_decode(json_encode(12.0, JSON_PRESERVE_ZERO_FRACTION)));
var_dump(json_decode(json_encode(0.0, JSON_PRESERVE_ZERO_FRACTION)));
var_dump(json_decode(json_encode(array(12, 12.0, 12.3), JSON_PRESERVE_ZERO_FRACTION)));
var_dump(json_decode(json_encode((object)array('float' => 12.0, 'integer' => 12), JSON_PRESERVE_ZERO_FRACTION)));
var_dump(json_decode(json_encode((object)array('float' => 12.0, 'integer' => 12), JSON_PRESERVE_ZERO_FRACTION), true));
?>
--EXPECTF--
* Testing JSON output
string(4) "12.3"
string(2) "12"
string(4) "12.0"
string(3) "0.0"
string(14) "[12,12.0,12.3]"
string(27) "{"float":12.0,"integer":12}"
* Testing encode/decode symmetry
float(12.3)
int(12)
float(12)
float(0)
array(3) {
[0]=>
int(12)
[1]=>
float(12)
[2]=>
float(12.3)
}
object(stdClass)#%d (2) {
["float"]=>
float(12)
["integer"]=>
int(12)
}
array(2) {
["float"]=>
float(12)
["integer"]=>
int(12)
}