add ignored characters to lexer

Author: MESYETI

source/codeRemover.d

@@ -123,6 +123,14 @@ class CodeRemover {
 					FindFunctions(node.nodes);
 					break;
 				}
+				case NodeType.TryCatch: {
+					auto node = cast(TryCatchNode) inode;
+
+					usedFunctions ~= node.func;
+					FindFunctions(functions[node.func]);
+					FindFunctions(node.catchBlock);
+					break;
+				}
 				default: break;
 			}
 		}

source/lexer.d

@@ -229,6 +229,9 @@ class Lexer {
 						}
 						break;
 					}
+					case '{':
+					case '}':
+					case ',': break; // ignored characters
 					default: {
 						reading ~= code[i];
 					}