/// <summary>
/// Init a JavaScript runner with context.
/// In Debug mode, the script name will be the first row of the script, normalized.
/// </summary>
public static JsScriptRunner RunnerWithContext(JsScriptRunnerType type, object scriptingContext, string contextName)
{
if (scriptingContext is null)
{
throw new ArgumentNullException(nameof(scriptingContext));
}
if (contextName is null)
{
throw new ArgumentNullException(nameof(contextName));
}
return(new JsScriptRunner(type: type, scriptingContext: scriptingContext, contextName: contextName));
}
private JsScriptRunner(JsScriptRunnerType type, object scriptingContext = null, string contextName = null)
{
if (!(scriptingContext is null) && contextName is null)
{
throw new ArgumentNullException(nameof(contextName));
}
ScriptingContext = scriptingContext;
Type = type;
switch (type)
{
case JsScriptRunnerType.Jint:
{
// engine settings:
// strict mode https://stackoverflow.com/a/34302448 https://stackoverflow.com/questions/34301881/should-i-use-strict-for-every-single-javascript-function-i-write
JintEngine = new Engine(cfg => cfg.Strict(true));
//JintEngine = new Engine();
if (!(scriptingContext is null))
{
JintEngine.SetValue(contextName, scriptingContext); // pass 'scriptingConnector' to Js
}
break;
}
case JsScriptRunnerType.ClearScript:
{
//ClearScriptEngine = new V8ScriptEngine();
//ClearScriptEngine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDateTimeConversion);
ClearScriptEngine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDateTimeConversion | V8ScriptEngineFlags.DisableGlobalMembers);
ClearScriptEngine.AllowReflection = false;
//ClearScriptEngine.DefaultAccess = Microsoft.ClearScript.ScriptAccess.Full;
//ClearScriptEngine.DefaultAccess = Microsoft.ClearScript.ScriptAccess.None;
if (!(scriptingContext is null))
{
ClearScriptEngine.AddHostObject(contextName, scriptingContext); // pass 'scriptingConnector' to Js
}
break;
}
case JsScriptRunnerType.ClearScriptDebugMode:
{
ClearScriptEngine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDateTimeConversion
| V8ScriptEngineFlags.DisableGlobalMembers
| V8ScriptEngineFlags.EnableDebugging
| V8ScriptEngineFlags.AwaitDebuggerAndPauseOnStart);
/* ClearScriptEngine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDateTimeConversion
| V8ScriptEngineFlags.DisableGlobalMembers
| V8ScriptEngineFlags.EnableDebugging
| V8ScriptEngineFlags.EnableRemoteDebugging
| V8ScriptEngineFlags.AwaitDebuggerAndPauseOnStart);*/
ClearScriptEngine.AllowReflection = false;
if (!(scriptingContext is null))
{
ClearScriptEngine.AddHostObject(contextName, scriptingContext); // pass 'scriptingConnector' to Js
}
break;
}
}
}
/// <summary>
/// Init a JavaScript runner without context.
/// In Debug mode, the script name will be the first row of the script, normalized.
/// </summary>
public static JsScriptRunner RunnerWithoutContext(JsScriptRunnerType type)
{
return(new JsScriptRunner(type: type, scriptingContext: null, contextName: null));
}
