some update, support field to many rule validate.

src/FieldValidation.php

@@ -88,6 +88,7 @@ protected function parseRule($rule, $row)
         }
 
         list($name, $args) = explode(':', $rule, 2);
+        $args = trim($args, ', ');
         $row[0] = $name;
 
         switch ($name) {
@@ -96,8 +97,19 @@ protected function parseRule($rule, $row)
                 $row[] = array_map('trim', explode(',', $args));
                 break;
 
+            case 'size':
+            case 'range':
+            case 'string':
+            case 'between':
+                if (strpos($args, ',')) {
+                    list($row['min'], $row['max']) = array_map('trim', explode(',', $args, 2));
+                } else {
+                    $row['min'] = $args;
+                }
+                break;
             default:
-                $row[] = $args;
+                $args = strpos($args, ',') ? array_map('trim', explode(',', $args)) : [$args];
+                $row = array_merge($row, $args);
                 break;
         }
 

src/Utils/ErrorInformationTrait.php

@@ -0,0 +1,156 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: inhere
+ * Date: 2017-11-17
+ * Time: 11:26
+ */
+
+namespace Inhere\Validate\Utils;
+
+/**
+ * trait ErrorInformationTrait
+ * @package Inhere\Validate\Utils
+ */
+trait ErrorInformationTrait
+{
+    /**
+     * 保存所有的验证错误信息
+     * @var array[]
+     * [
+     *     [ field => errorMessage1 ],
+     *     [ field => errorMessage2 ],
+     *     [ field2 => errorMessage3 ]
+     * ]
+     */
+    private $_errors = [];
+
+    /**
+     * Whether there is error stop validation 是否出现验证失败就立即停止验证
+     * True  -- 出现一个验证失败即停止验证,并退出
+     * False -- 全部验证并将错误信息保存到 {@see $_errors}
+     * @var boolean
+     */
+    private $_stopOnError = true;
+
+    /*******************************************************************************
+     * Errors
+     ******************************************************************************/
+
+    /**
+     * @return $this
+     */
+    public function clearErrors()
+    {
+        $this->_errors = [];
+
+        return $this;
+    }
+
+    /**
+     * 是否有错误
+     * @return boolean
+     */
+    public function hasError(): bool
+    {
+        return $this->isFail();
+    }
+
+    /**
+     * @return bool
+     */
+    public function isFail(): bool
+    {
+        return count($this->_errors) > 0;
+    }
+
+    /**
+     * @return bool
+     */
+    public function fail(): bool
+    {
+        return $this->isFail();
+    }
+
+    /**
+     * @return bool
+     */
+    public function passed(): bool
+    {
+        return !$this->isFail();
+    }
+
+    /**
+     * @return bool
+     */
+    public function isPassed(): bool
+    {
+        return !$this->isFail();
+    }
+
+    /**
+     * @param string $attr
+     * @param string $msg
+     */
+    public function addError(string $attr, string $msg)
+    {
+        $this->_errors[] = [$attr => $msg];
+    }
+
+    /**
+     * @return array
+     */
+    public function getErrors(): array
+    {
+        return $this->_errors;
+    }
+
+    /**
+     * 得到第一个错误信息
+     * @author inhere
+     * @param bool $onlyMsg
+     * @return array|string
+     */
+    public function firstError($onlyMsg = true)
+    {
+        $e = $this->_errors;
+        $first = array_shift($e);
+
+        return $onlyMsg ? array_values($first)[0] : $first;
+    }
+
+    /**
+     * 得到最后一个错误信息
+     * @author inhere
+     * @param bool $onlyMsg
+     * @return array|string
+     */
+    public function lastError($onlyMsg = true)
+    {
+        $e = $this->_errors;
+        $last = array_pop($e);
+
+        return $onlyMsg ? array_values($last)[0] : $last;
+    }
+
+    /**
+     * @param bool|null $stopOnError
+     * @return $this
+     */
+    public function setStopOnError($stopOnError = null)
+    {
+        if (null !== $stopOnError) {
+            $this->_stopOnError = (bool)$stopOnError;
+        }
+
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isStopOnError(): bool
+    {
+        return $this->_stopOnError;
+    }
+}