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Kha/Backends/Node/js/node/Vm.hx

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+/*
+ * Copyright (C)2014-2020 Haxe Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+package js.node;
+
+import js.node.vm.Script;
+
+/**
+	Options object used by Vm.run* methods.
+**/
+typedef VmRunOptions = {
+	> ScriptOptions,
+	> ScriptRunOptions,
+}
+
+/**
+	Using this class JavaScript code can be compiled and
+	run immediately or compiled, saved, and run later.
+**/
+@:jsRequire("vm")
+extern class Vm {
+	/**
+		Compiles `code`, runs it and returns the result.
+		Running code does not have access to local scope.
+
+		`filename` is optional, it's used only in stack traces.
+
+		In case of syntax error in `code` emits the syntax error to stderr and throws an exception.
+	**/
+	static function runInThisContext(code:String, ?options:VmRunOptions):Dynamic;
+
+	/**
+		Compiles `code`, contextifies `sandbox` if passed or creates a new contextified sandbox if it's omitted,
+		and then runs the code with the sandbox as the global object and returns the result.
+
+		`runInNewContext` takes the same options as `runInThisContext`.
+
+		Note that running untrusted code is a tricky business requiring great care. `runInNewContext` is quite useful,
+		but safely running untrusted code requires a separate process.
+	**/
+	@:overload(function(code:String, ?sandbox:{}):Dynamic {})
+	static function runInNewContext(code:String, sandbox:{}, ?options:VmRunOptions):Dynamic;
+
+	/**
+		Compiles `code`, then runs it in `contextifiedSandbox` and returns the result.
+
+		Running code does not have access to local scope. The `contextifiedSandbox` object must have been previously
+		contextified via `createContext`; it will be used as the global object for code.
+
+		`runInContext` takes the same options as `runInThisContext`.
+
+		Note that running untrusted code is a tricky business requiring great care. `runInContext` is quite useful,
+		but safely running untrusted code requires a separate process.
+	**/
+	static function runInContext(code:String, contextifiedSandbox:VmContext<Dynamic>, ?options:VmRunOptions):Dynamic;
+
+	/**
+
+		If given a sandbox object, will "contextify" that sandbox so that it can be used in calls to `runInContext` or
+		`Script.runInContext`. Inside scripts run as such, sandbox will be the global object, retaining all its existing
+		properties but also having the built-in objects and functions any standard global object has. Outside of scripts
+		run by the vm module, sandbox will be unchanged.
+
+		If not given a sandbox object, returns a new, empty contextified sandbox object you can use.
+
+		This function is useful for creating a sandbox that can be used to run multiple scripts, e.g. if you were
+		emulating a web browser it could be used to create a single sandbox representing a window's global object,
+		then run all <script> tags together inside that sandbox.
+	**/
+	static function createContext<T:{}>(?sandbox:T):VmContext<T>;
+
+	/**
+		Returns whether or not a sandbox object has been contextified by calling `createContext` on it.
+	**/
+	static function isContext(sandbox:{}):Bool;
+
+	/**
+		Compiles and executes `code` inside the V8 debug context.
+		The primary use case is to get access to the V8 debug object:
+
+		Note that the debug context and object are intrinsically tied to V8's debugger implementation
+		and may change (or even get removed) without prior warning.
+	**/
+	static function runInDebugContext(code:String):Dynamic;
+
+	@:deprecated("use new js.node.vm.Script(...) instead")
+	static function createScript(code:String, ?options:ScriptOptions):Script;
+}
+
+/**
+	Type of context objects returned by `Vm.createContext`.
+**/
+@:forward
+abstract VmContext<T:{}>(T) from T to T {}