Add Copy Value as JSON

MongoView/View Controllers/QueryViewController.swift

@@ -195,6 +195,16 @@ class QueryViewController: NSViewController {
         NSPasteboard.general.setString(node.valueString, forType: .string)
         // todo: support copying more specific types?
     }
+    
+    @IBAction func copyAsJSON(_ sender: Any) {
+        guard let node = nodeForCopying() else { return }
+        let doc: BSONDocument = ["value": node.value]
+        let ext = doc.toExtendedJSONString()
+        // toExtendedJSON returns `{ "value": <whatever> }`, drop the object wrapper
+        let str = String(ext.dropFirst(12).dropLast(2))
+        NSPasteboard.general.clearContents()
+        NSPasteboard.general.setString(str, forType: .string)
+    }
 }
 
 extension QueryViewController: NSMenuItemValidation {
@@ -205,7 +215,7 @@ extension QueryViewController: NSMenuItemValidation {
             } else {
                 return false
             }
-        } else if menuItem.action == #selector(copy(_:)) {
+        } else if menuItem.action == #selector(copy(_:)) || menuItem.action == #selector(copyAsJSON(_:)) {
             let node = nodeForCopying()
             return node != nil && node!.isValueCopyable
         }

MongoView/View Controllers/QueryViewController.xib

@@ -1158,6 +1158,12 @@
                         <action selector="copy:" target="-2" id="HsR-MZ-ayB"/>
                     </connections>
                 </menuItem>
+                <menuItem title="Copy Value as JSON" id="5lo-Mc-kwv">
+                    <modifierMask key="keyEquivalentModifierMask"/>
+                    <connections>
+                        <action selector="copyAsJSON:" target="-2" id="rb1-6U-LO5"/>
+                    </connections>
+                </menuItem>
             </items>
             <point key="canvasLocation" x="887" y="210"/>
         </menu>