[5.5] Add @includeFirst Blade Directive (#21172)

* Add @includeFirst blade directive * Update CompilesIncludes.php
laravel · Sep 13, 2017 · bcd1fc4 · bcd1fc4
1 parent 1d8a3d5
commit bcd1fc4
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diff --git a/src/Illuminate/View/Compilers/Concerns/CompilesIncludes.php b/src/Illuminate/View/Compilers/Concerns/CompilesIncludes.php
@@ -53,4 +53,17 @@ protected function compileIncludeWhen($expression)
 
         return "<?php echo \$__env->renderWhen($expression, array_except(get_defined_vars(), array('__data', '__path'))); ?>";
     }
+
+    /**
+     * Compile the include-first statements into valid PHP.
+     *
+     * @param  string  $expression
+     * @return string
+     */
+    protected function compileIncludeFirst($expression)
+    {
+        $expression = $this->stripParentheses($expression);
+
+        return "<?php echo \$__env->first({$expression}, array_except(get_defined_vars(), array('__data', '__path')))->render(); ?>";
+    }
 }
diff --git a/tests/View/Blade/BladeIncludeFirstTest.php b/tests/View/Blade/BladeIncludeFirstTest.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace Illuminate\Tests\View\Blade;
+
+class BladeIncludeFirstTest extends AbstractBladeTestCase
+{
+    public function testIncludeFirstsAreCompiled()
+    {
+        $this->assertEquals('<?php echo $__env->first(["one", "two"], array_except(get_defined_vars(), array(\'__data\', \'__path\')))->render(); ?>', $this->compiler->compileString('@includeFirst(["one", "two"])'));
+        $this->assertEquals('<?php echo $__env->first(["one", "two"], ["foo" => "bar"], array_except(get_defined_vars(), array(\'__data\', \'__path\')))->render(); ?>', $this->compiler->compileString('@includeFirst(["one", "two"], ["foo" => "bar"])'));
+    }
+}