basic readonly scripting support for account, feed, folder

Evergreen/Scriptability/ScriptingObjectContainer.swift

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+//
+//  ScriptingObjectContainer.swift
+//  Account
+//
+//  Created by Olof Hellman on 1/9/18.
+//  Copyright © 2018 Olof Hellman. All rights reserved.
+//
+
+import Cocoa
+
+protocol ScriptingObjectContainer: ScriptingObject {
+    var scriptingClassDescription:NSScriptClassDescription { get }
+}
+
+
+extension ScriptingObjectContainer {
+    
+    func makeFormNameScriptObjectSpecifier(forObject object:NamedScriptingObject) -> NSScriptObjectSpecifier? {
+        let containerClassDescription = self.scriptingClassDescription
+        let containerScriptObjectSpecifier = self.objectSpecifier
+        let scriptingKey = object.scriptingKey
+        let name = object.name
+        let specifier = NSNameSpecifier(containerClassDescription:containerClassDescription,
+                                        containerSpecifier:containerScriptObjectSpecifier, key:scriptingKey, name:name)
+        return specifier
+    }
+    
+    func makeFormUniqueIDScriptObjectSpecifier(forObject object:UniqueIdScriptingObject) -> NSScriptObjectSpecifier? {
+        let containerClassDescription = self.scriptingClassDescription
+        let containerScriptObjectSpecifier = self.objectSpecifier
+        let scriptingKey = object.scriptingKey
+        let uniqueId = object.scriptingUniqueId
+        let specifier = NSUniqueIDSpecifier(containerClassDescription:containerClassDescription,
+                                            containerSpecifier:containerScriptObjectSpecifier, key:scriptingKey, uniqueID: uniqueId)
+        return specifier
+    }
+}
+