Removed struct keyword

src/scanner/scanFile.go

@@ -31,12 +31,29 @@ func (s *Scanner) scanFile(path string, pkg string) error {
 		switch tokens[i].Kind {
 		case token.NewLine:
 		case token.Comment:
+		case token.Identifier:
+			if i+1 >= len(tokens) {
+				return errors.New(errors.InvalidDefinition, file, tokens[i].End())
+			}
+
+			next := tokens[i+1]
+
+			switch next.Kind {
+			case token.GroupStart:
+				i, err = s.scanFunction(file, tokens, i)
+			case token.BlockStart:
+				i, err = s.scanStruct(file, tokens, i)
+			case token.GroupEnd:
+				return errors.New(errors.MissingGroupStart, file, next.Position)
+			case token.BlockEnd:
+				return errors.New(errors.MissingBlockStart, file, next.Position)
+			case token.Invalid:
+				return errors.New(&errors.InvalidCharacter{Character: next.Text(file.Bytes)}, file, next.Position)
+			default:
+				return errors.New(errors.InvalidDefinition, file, next.Position)
+			}
 		case token.Import:
 			i, err = s.scanImport(file, tokens, i)
-		case token.Struct:
-			i, err = s.scanStruct(file, tokens, i)
-		case token.Identifier:
-			i, err = s.scanFunction(file, tokens, i)
 		case token.Extern:
 			i, err = s.scanExtern(file, tokens, i)
 		case token.Const: