update to 2.3.1 version (build 388)

cleanup code and fix a bug

src/ZM/DB/DB.php

@@ -1,4 +1,6 @@
-<?php /** @noinspection PhpComposerExtensionStubsInspection */
+<?php /** @noinspection PhpUnused */
+
+/** @noinspection PhpComposerExtensionStubsInspection */
 
 
 namespace ZM\DB;
@@ -34,7 +36,7 @@ class DB
      * @return Table
      * @throws DbException
      */
-    public static function table($table_name) {
+    public static function table($table_name): Table {
         if (Table::getTableInstance($table_name) === null) {
             if (in_array($table_name, self::$table_list))
                 return new Table($table_name);
@@ -60,7 +62,7 @@ class DB
      * @return bool
      * @throws DbException
      */
-    public static function unprepared($line) {
+    public static function unprepared($line): bool {
         try {
             $conn = SqlPoolStorage::$sql_pool->get();
             if ($conn === false) {
@@ -134,7 +136,7 @@ class DB
         }
     }
 
-    public static function isTableExists($table) {
+    public static function isTableExists($table): bool {
         return in_array($table, self::$table_list);
     }
 }

src/ZM/DB/SelectBody.php

@@ -32,7 +32,7 @@ class SelectBody
     /**
      * @throws DbException
      */
-    public function count() {
+    public function count(): int {
         $this->select_thing = ["count(*)"];
         $str = $this->queryPrepare();
         $this->result = DB::rawQuery($str[0], $str[1]);
@@ -81,7 +81,7 @@ class SelectBody
 
     public function getResult() { return $this->result; }
 
-    public function equals(SelectBody $body) {
+    public function equals(SelectBody $body): bool {
         if ($this->select_thing != $body->getSelectThing()) return false;
         elseif ($this->where_thing == $body->getWhereThing()) return false;
         else return true;
@@ -95,9 +95,9 @@ class SelectBody
     /**
      * @return array
      */
-    public function getWhereThing() { return $this->where_thing; }
+    public function getWhereThing(): array { return $this->where_thing; }
 
-    private function queryPrepare() {
+    private function queryPrepare(): array {
         $msg = "SELECT " . implode(", ", $this->select_thing) . " FROM " . $this->table->getTableName();
         $sql = $this->table->paintWhereSQL($this->where_thing['='] ?? [], '=');
         if ($sql[0] != '') {

src/ZM/DB/Table.php

@@ -1,4 +1,6 @@
-<?php
+<?php /** @noinspection PhpUnused */
+
+/** @noinspection PhpMissingReturnTypeInspection */
 
 
 namespace ZM\DB;

src/ZM/DB/WhereBody.php

@@ -1,4 +1,4 @@
-<?php
+<?php /** @noinspection PhpMissingReturnTypeInspection */
 
 
 namespace ZM\DB;