1 files changed, 86 insertions, 0 deletions
diff --git a/Source/WebInspectorUI/UserInterface/Models/ObjectPreview.js b/Source/WebInspectorUI/UserInterface/Models/ObjectPreview.js
new file mode 100644
index 000000000..f8d0d8328
--- /dev/null
+++ b/Source/WebInspectorUI/UserInterface/Models/ObjectPreview.js
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+WebInspector.ObjectPreview = class ObjectPreview extends WebInspector.Object
+{
+    constructor(type, subtype, description, lossless, overflow, properties, entries, size)
+    {
+        super();
+
+        console.assert(type);
+        console.assert(typeof lossless === "boolean");
+        console.assert(!properties || !properties.length || properties[0] instanceof WebInspector.PropertyPreview);
+        console.assert(!entries || !entries.length || entries[0] instanceof WebInspector.CollectionEntryPreview);
+
+        this._type = type;
+        this._subtype = subtype;
+        this._description = description || "";
+        this._lossless = lossless;
+        this._overflow = overflow || false;
+        this._size = size;
+
+        this._properties = properties || null;
+        this._entries = entries || null;
+    }
+
+    // Static
+
+    // Runtime.ObjectPreview.
+    static fromPayload(payload)
+    {
+        if (payload.properties)
+            payload.properties = payload.properties.map(WebInspector.PropertyPreview.fromPayload);
+        if (payload.entries)
+            payload.entries = payload.entries.map(WebInspector.CollectionEntryPreview.fromPayload);
+
+        if (payload.subtype === "array") {
+            // COMPATIBILITY (iOS 8): Runtime.ObjectPreview did not have size property,
+            // instead it was tacked onto the end of the description, like "Array[#]".
+            var match = payload.description.match(/\[(\d+)\]$/);
+            if (match) {
+                payload.size = parseInt(match[1]);
+                payload.description = payload.description.replace(/\[\d+\]$/, "");
+            }
+        }
+
+        return new WebInspector.ObjectPreview(payload.type, payload.subtype, payload.description, payload.lossless, payload.overflow, payload.properties, payload.entries, payload.size);
+    }
+
+    // Public
+
+    get type() { return this._type; }
+    get subtype() { return this._subtype; }
+    get description() { return this._description; }
+    get lossless() { return this._lossless; }
+    get overflow() { return this._overflow; }
+    get propertyPreviews() { return this._properties; }
+    get collectionEntryPreviews() { return this._entries; }
+    get size() { return this._size; }
+
+    hasSize()
+    {
+        return this._size !== undefined && (this._subtype === "array" || this._subtype === "set" || this._subtype === "map" || this._subtype === "weakmap" || this._subtype === "weakset");
+    }
+};