public Compiler()
{
_engine = new ScriptEngine("jscript");
Debug.Assert(!string.IsNullOrWhiteSpace(LoadResource("compiler.js")));
_vm = _engine.Parse(LoadResource("compiler.js"));
}
/// <summary>
/// Evaluates an expression using the specified language, with an optional array of named items.
/// </summary>
/// <param name="language">The language.</param>
/// <param name="expression">The expression. May not be null.</param>
/// <param name="namedItems">The named items array.</param>
/// <returns>The result of the evaluation.</returns>
public static object Eval(string language, string expression, params KeyValuePair<string, object>[] namedItems)
{
if (language == null)
throw new ArgumentNullException("language");
if (expression == null)
throw new ArgumentNullException("expression");
using (ScriptEngine engine = new ScriptEngine(language))
{
if (namedItems != null)
{
foreach (KeyValuePair<string, object> kvp in namedItems)
{
engine.SetNamedItem(kvp.Key, kvp.Value);
}
}
return engine.Eval(expression);
}
}
internal ParsedScript(ScriptEngine engine, IntPtr dispatch)
{
_engine = engine;
_dispatch = Marshal.GetObjectForIUnknown(dispatch);
}