Jacek Caban : jscript: Add Map.prototype.has implementation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: ae41d600d69233b4bf3f08e5ee7c30b9be3ec61f
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=ae41d600d69233b4bf3f08e5ee7c30b9be3ec61f

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Tue Apr 27 18:12:21 2021 +0200

jscript: Add Map.prototype.has implementation.

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

---

 dlls/jscript/set.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/dlls/jscript/set.c b/dlls/jscript/set.c
index 5a2865155ae..bb1cd40b540 100644
--- a/dlls/jscript/set.c
+++ b/dlls/jscript/set.c
@@ -322,8 +322,17 @@ static HRESULT Map_set(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned
 static HRESULT Map_has(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
         jsval_t *r)
 {
-    FIXME("%p\n", jsthis);
-    return E_NOTIMPL;
+    jsval_t key = argc >= 1 ? argv[0] : jsval_undefined();
+    struct jsval_map_entry *entry;
+    MapInstance *map;
+
+    if(!(map = get_map_this(jsthis))) return JS_E_MAP_EXPECTED;
+
+    TRACE("%p (%s)\n", map, debugstr_jsval(key));
+
+    entry = get_map_entry(map, key);
+    if(r) *r = jsval_bool(!!entry);
+    return S_OK;
 }
 
 static HRESULT Map_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,