Fix

Author: PushUpek

Rocket.Chat/Extensions/StringExtensions.swift

@@ -137,13 +137,13 @@ extension String {
         let params = components.dropFirst().joined(separator: " ")
         return (command: command, params: params)
     }
-    
+
     func reaction() -> String? {
         guard self.first == "+" && self.count > 1 else { return nil }
-        
+
         let emoji = String(self.dropFirst())
         guard emoji.first == ":" && emoji.last == ":" else { return nil }
-        
+
         return emoji
     }
 

Rocket.ChatTests/Extensions/StringExtensionSpec.swift

@@ -146,22 +146,22 @@ class StringExtensionSpec: XCTestCase {
 
         XCTAssertNil(string2.commandAndParams())
     }
-    
+
     func testReaction() {
         let string = "+:upside_down:"
-        
+
         guard let emoji = string.reaction() else {
             return XCTFail("string is valid reaction")
         }
-        
+
         XCTAssertEqual(emoji, ":upside_down:")
-        
+
         let string2 = ":upside_down:"
         XCTAssertNil(string2.reaction())
-        
+
         let string3 = "+upside_down:"
         XCTAssertNil(string3.reaction())
-        
+
         let string4 = "+:upside_down"
         XCTAssertNil(string4.reaction())
     }