jscript: Added JSON object stub implementation.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dlls/jscript/Makefile.in

@@ -15,6 +15,7 @@ C_SRCS = \
 	global.c \
 	jscript.c \
 	jscript_main.c \
+	json.c \
 	jsregexp.c \
 	jsstr.c \
 	jsutils.c \

dlls/jscript/global.c

@@ -67,6 +67,7 @@ static const WCHAR ScriptEngineBuildVersionW[] =
     {'S','c','r','i','p','t','E','n','g','i','n','e','B','u','i','l','d','V','e','r','s','i','o','n',0};
 static const WCHAR CollectGarbageW[] = {'C','o','l','l','e','c','t','G','a','r','b','a','g','e',0};
 static const WCHAR MathW[] = {'M','a','t','h',0};
+static const WCHAR JSONW[] = {'J','S','O','N',0};
 static const WCHAR encodeURIW[] = {'e','n','c','o','d','e','U','R','I',0};
 static const WCHAR decodeURIW[] = {'d','e','c','o','d','e','U','R','I',0};
 static const WCHAR encodeURIComponentW[] = {'e','n','c','o','d','e','U','R','I','C','o','m','p','o','n','e','n','t',0};
@@ -1107,6 +1108,19 @@ HRESULT init_global(script_ctx_t *ctx)
     if(FAILED(hres))
         return hres;
 
+    if(ctx->version >= 2) {
+        jsdisp_t *json;
+
+        hres = create_json(ctx, &json);
+        if(FAILED(hres))
+            return hres;
+
+        hres = jsdisp_propput_dontenum(ctx->global, JSONW, jsval_obj(json));
+        jsdisp_release(json);
+        if(FAILED(hres))
+            return hres;
+    }
+
     hres = create_activex_constr(ctx, &constr);
     if(FAILED(hres))
         return hres;

dlls/jscript/jscript.h

@@ -117,7 +117,8 @@ typedef enum {
     JSCLASS_REGEXP,
     JSCLASS_STRING,
     JSCLASS_ARGUMENTS,
-    JSCLASS_VBARRAY
+    JSCLASS_VBARRAY,
+    JSCLASS_JSON
 } jsclass_t;
 
 jsdisp_t *iface_to_jsdisp(IUnknown*) DECLSPEC_HIDDEN;
@@ -317,6 +318,7 @@ HRESULT create_string(script_ctx_t*,jsstr_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 HRESULT create_bool(script_ctx_t*,BOOL,jsdisp_t**) DECLSPEC_HIDDEN;
 HRESULT create_number(script_ctx_t*,double,jsdisp_t**) DECLSPEC_HIDDEN;
 HRESULT create_vbarray(script_ctx_t*,SAFEARRAY*,jsdisp_t**) DECLSPEC_HIDDEN;
+HRESULT create_json(script_ctx_t*,jsdisp_t**) DECLSPEC_HIDDEN;
 
 typedef enum {
     NO_HINT,

dlls/jscript/json.c

@@ -0,0 +1,74 @@
+/*
+ * Copyright 2016 Jacek Caban for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <math.h>
+
+#include "jscript.h"
+
+#include "wine/debug.h"
+#include "wine/unicode.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(jscript);
+
+static const WCHAR parseW[] = {'p','a','r','s','e',0};
+static const WCHAR stringifyW[] = {'s','t','r','i','n','g','i','f','y',0};
+
+static HRESULT JSON_parse(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
+{
+    FIXME("\n");
+    return E_NOTIMPL;
+}
+
+static HRESULT JSON_stringify(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
+{
+    FIXME("\n");
+    return E_NOTIMPL;
+}
+
+static const builtin_prop_t JSON_props[] = {
+    {parseW,     JSON_parse,     PROPF_METHOD|2},
+    {stringifyW, JSON_stringify, PROPF_METHOD|3}
+};
+
+static const builtin_info_t JSON_info = {
+    JSCLASS_JSON,
+    {NULL, NULL, 0},
+    sizeof(JSON_props)/sizeof(*JSON_props),
+    JSON_props,
+    NULL,
+    NULL
+};
+
+HRESULT create_json(script_ctx_t *ctx, jsdisp_t **ret)
+{
+    jsdisp_t *json;
+    HRESULT hres;
+
+    json = heap_alloc_zero(sizeof(*json));
+    if(!json)
+        return E_OUTOFMEMORY;
+
+    hres = init_dispex_from_constr(json, ctx, &JSON_info, ctx->object_constr);
+    if(FAILED(hres)) {
+        heap_free(json);
+        return hres;
+    }
+
+    *ret = json;
+    return S_OK;
+}

dlls/jscript/object.c

@@ -54,7 +54,7 @@ static HRESULT Object_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, u
     static const WCHAR stringW[] = {'S','t','r','i','n','g',0};
     /* Keep in sync with jsclass_t enum */
     static const WCHAR *names[] = {NULL, arrayW, booleanW, dateW, errorW,
-        functionW, NULL, mathW, numberW, objectW, regexpW, stringW, objectW, objectW};
+        functionW, NULL, mathW, numberW, objectW, regexpW, stringW, objectW, objectW, objectW};
 
     TRACE("\n");
 

dlls/jscript/tests/api.js

@@ -2717,6 +2717,14 @@ testFunctions(VBArray.prototype, [
         ["lbound", 0],
         ["toArray", 0],
         ["ubound", 0]
+]);
+
+if(invokeVersion < 2)
+    ok(typeof(JSON) === "undefined", "JSON is not undefined");
+else
+    testFunctions(JSON, [
+        ["parse", 2],
+        ["stringify", 3]
     ]);
 
 ok(ActiveXObject.length == 1, "ActiveXObject.length = " + ActiveXObject.length);