Merge pull request #103 from nijel/php-7.2

PHP 7.2 fixes

Author: nijel

src/Components/Expression.php

@@ -261,7 +261,7 @@ public static function parse(Parser $parser, TokensList $list, array $options =
                         continue;
                     }
                     $isExpr = true;
-                } elseif ($brackets === 0 && count($ret->expr) > 0 && ! $alias) {
+                } elseif ($brackets === 0 && strlen($ret->expr) > 0 && ! $alias) {
                     /* End of expression */
                     break;
                 }

src/Statements/DeleteStatement.php

@@ -154,7 +154,7 @@ public function build()
         if ($this->order != NULL && count($this->order) > 0) {
             $ret .= ' ORDER BY ' . ExpressionArray::build($this->order);
         }
-        if ($this->limit != NULL && count($this->limit) > 0) {
+        if ($this->limit != NULL && strlen($this->limit) > 0) {
             $ret .= ' LIMIT ' . Limit::build($this->limit);
         }
 

src/Statements/InsertStatement.php

@@ -121,7 +121,7 @@ public function build()
             $ret .= ' VALUES ' . Array2d::build($this->values);
         } elseif ($this->set != NULL && count($this->set) > 0) {
             $ret .= ' SET ' . SetOperation::build($this->set);
-        } elseif ($this->select != NULL && count($this->select) > 0) {
+        } elseif ($this->select != NULL && strlen($this->select) > 0) {
             $ret .= ' ' . $this->select->build();
         }
 

src/Statements/ReplaceStatement.php

@@ -99,7 +99,7 @@ public function build()
             $ret .= ' VALUES ' . Array2d::build($this->values);
         } elseif ($this->set != NULL && count($this->set) > 0) {
             $ret .= ' SET ' . SetOperation::build($this->set);
-        } elseif ($this->select != NULL && count($this->select) > 0) {
+        } elseif ($this->select != NULL && strlen($this->select) > 0) {
             $ret .= ' ' . $this->select->build();
         }