1 files changed, 114 insertions, 0 deletions
diff --git a/vendor/ipl/html/src/DeferredText.php b/vendor/ipl/html/src/DeferredText.php
new file mode 100644
index 0000000..2d308f1
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+++ b/vendor/ipl/html/src/DeferredText.php
@@ -0,0 +1,114 @@
+<?php
+
+namespace ipl\Html;
+
+use Exception;
+
+/**
+ * Text node where content creation is deferred until rendering
+ *
+ * The content is created by a passed in callback which is only called when the node is going to be rendered and
+ * automatically escaped to HTML.
+ * If the created content is already escaped, see {@link setEscaped()} to indicate this.
+ *
+ * # Example Usage
+ * ```
+ * $benchmark = new Benchmark();
+ *
+ * $performance = new DeferredText(function () use ($benchmark) {
+ *     return $benchmark->summary();
+ * });
+ *
+ * execute_query();
+ *
+ * $benchmark->tick('Fetched results');
+ *
+ * generate_report();
+ *
+ * $benchmark->tick('Report generated');
+ *
+ * echo $performance;
+ * ```
+ */
+class DeferredText implements ValidHtml
+{
+    /** @var callable will return the text that should be rendered */
+    protected $callback;
+
+    /** @var bool */
+    protected $escaped = false;
+
+    /**
+     * Create a new text node where content creation is deferred until rendering
+     *
+     * @param callable $callback Must return the content that should be rendered
+     */
+    public function __construct(callable $callback)
+    {
+        $this->callback = $callback;
+    }
+
+    /**
+     * Create a new text node where content creation is deferred until rendering
+     *
+     * @param callable $callback Must return the content that should be rendered
+     *
+     * @return static
+     */
+    public static function create(callable $callback)
+    {
+        return new static($callback);
+    }
+
+    /**
+     * Get whether the callback promises that its content is already escaped
+     *
+     * @return bool
+     */
+    public function isEscaped()
+    {
+        return $this->escaped;
+    }
+
+    /**
+     * Set whether the callback's content is already escaped
+     *
+     * @param bool $escaped
+     *
+     * @return $this
+     */
+    public function setEscaped($escaped = true)
+    {
+        $this->escaped = $escaped;
+
+        return $this;
+    }
+
+    /**
+     * Render text to HTML when treated like a string
+     *
+     * Calls {@link render()} internally in order to render the text to HTML.
+     * Exceptions will be automatically caught and returned as HTML string as well using {@link Error::render()}.
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        try {
+            return $this->render();
+        } catch (Exception $e) {
+            return Error::render($e);
+        }
+    }
+
+    public function render()
+    {
+        $callback = $this->callback;
+
+        if ($this->escaped) {
+            return $callback();
+        } else {
+            return Html::escape($callback());
+        }
+    }
+}