Implement support to produce code cache after execute, closes #85

Author: pinepain

src/ScriptCompiler.php

@@ -16,6 +16,7 @@
 namespace V8;
 
 
+use V8\ScriptCompiler\CachedData;
 use V8\ScriptCompiler\Source;
 
 
@@ -64,13 +65,8 @@ public static function getCachedDataVersionTag(): float
      * Cached data as part of the source object can be optionally produced to be
      * consumed later to speed up compilation of identical source scripts.
      *
-     * Note that when producing cached data, the source must point to NULL for
-     * cached data. When consuming cached data, the cached data must have been
-     * produced by the same version of V8.
-     *
-     * \param source Script source code.
-     * \return Compiled script object (context independent; for running it must be
-     *   bound to a context).
+     * Note that when producing cached data, the source must have no cached data set.
+     * When consuming cached data, the cached data must have been produced by the same version of V8.
      *
      * @param Context $context
      * @param Source  $source
@@ -85,14 +81,6 @@ public static function compileUnboundScript(Context $context, Source $source, in
     /**
      * Compiles the specified script (bound to current context).
      *
-     * \param source Script source code.
-     * \param pre_data Pre-parsing data, as obtained by ScriptData::PreCompile()
-     *   using pre_data speeds compilation if it's done multiple times.
-     *   Owned by caller, no references are kept when this function returns.
-     * \return Compiled script object, bound to the context that was active
-     *   when this function was called. When run it will always use this
-     *   context.
-     *
      * @param Context $context
      * @param Source  $source
      * @param int     $options
@@ -110,8 +98,7 @@ public static function compile(Context $context, Source $source, int $options =
      *   return function(args) { ... }
      * }
      *
-     * It is possible to specify multiple context extensions (obj in the above
-     * example).
+     * It is possible to specify multiple context extensions (obj in the above example).
      *
      * @param Context       $context
      * @param Source        $source
@@ -123,4 +110,16 @@ public static function compile(Context $context, Source $source, int $options =
     public static function compileFunctionInContext(Context $context, Source $source, array $arguments = [], array $context_extensions = []): FunctionObject
     {
     }
+
+    /**
+     * Creates and returns code cache for the specified unbound_script.
+     *
+     * @param UnboundScript $unbound_script
+     * @param StringValue   $source_string
+     *
+     * @return CachedData
+     */
+    public static function createCodeCache(UnboundScript $unbound_script, StringValue $source_string): CachedData
+    {
+    }
 }

src/UnboundScript.php

@@ -8,10 +8,22 @@
  */
 class UnboundScript
 {
+    /**
+     * @var Isolate
+     */
+    private $isolate;
+
     private function __construct()
     {
     }
 
+    /**
+     * @return Isolate
+     */
+    public function getIsolate(): Isolate
+    {
+    }
+
     /**
      * Binds the script to the currently entered context.
      *