do not crash if no type or title

Author: hellohuanlin

packages/quick_actions/quick_actions_ios/example/ios/RunnerTests/DefaultShortcutItemParserTests.swift

@@ -9,7 +9,7 @@ import XCTest
 
 class DefaultShortcutItemParserTests: XCTestCase {
 
-  func testparseShortcutItems() {
+  func testParseShortcutItems() {
     let rawItem = [
       "type": "SearchTheThing",
       "localizedTitle": "Search the thing",
@@ -27,7 +27,7 @@ class DefaultShortcutItemParserTests: XCTestCase {
     XCTAssertEqual(parser.parseShortcutItems([rawItem]), [expectedItem])
   }
 
-  func testparseShortcutItems_noIcon() {
+  func testParseShortcutItems_noIcon() {
     let rawItem: [String: Any] = [
       "type": "SearchTheThing",
       "localizedTitle": "Search the thing",
@@ -44,4 +44,24 @@ class DefaultShortcutItemParserTests: XCTestCase {
     let parser = DefaultShortcutItemParser()
     XCTAssertEqual(parser.parseShortcutItems([rawItem]), [expectedItem])
   }
+
+  func testParseShortcutItems_noType() {
+    let rawItem = [
+      "localizedTitle": "Search the thing",
+      "icon": "search_the_thing.png",
+    ]
+
+    let parser = DefaultShortcutItemParser()
+    XCTAssertEqual(parser.parseShortcutItems([rawItem]), [])
+  }
+
+  func testParseShortcutItems_noLocalizedTitle() {
+    let rawItem = [
+      "type": "SearchTheThing",
+      "icon": "search_the_thing.png",
+    ]
+
+    let parser = DefaultShortcutItemParser()
+    XCTAssertEqual(parser.parseShortcutItems([rawItem]), [])
+  }
 }

packages/quick_actions/quick_actions_ios/ios/Classes/ShortcutItemParser.swift

@@ -22,17 +22,23 @@ final class DefaultShortcutItemParser: ShortcutItemParser {
     return items.compactMap { deserializeShortcutItem(with: $0) }
   }
 
-  private func deserializeShortcutItem(with serialized: [String: Any]) -> UIApplicationShortcutItem
+  private func deserializeShortcutItem(with serialized: [String: Any]) -> UIApplicationShortcutItem?
   {
+    guard
+      let type = serialized["type"] as? String,
+      let localizedTitle = serialized["localizedTitle"] as? String
+    else {
+      return nil
+    }
 
     let icon = (serialized["icon"] as? String).map {
       UIApplicationShortcutIcon(templateImageName: $0)
     }
 
     // type and localizedTitle are required.
     return UIApplicationShortcutItem(
-      type: serialized["type"] as! String,
-      localizedTitle: serialized["localizedTitle"] as! String,
+      type: type,
+      localizedTitle: localizedTitle,
       localizedSubtitle: nil,
       icon: icon,
       userInfo: nil)