/// <summary>
/// Returns a pattern with the specified name from the engine's cache. If the pattern doesn't exist, it is loaded from
/// file.
/// </summary>
/// <param name="name">The name or path of the pattern to retrieve.</param>
/// <returns></returns>
internal RantProgram GetProgramInternal(string name)
{
if (_patternCache.TryGetValue(name, out RantProgram pattern))
{
return(pattern);
}
return(_patternCache[name] = RantProgram.CompileFile(name));
}
/// <summary> /// Loads the file located at the specified path and executes it using a custom seed, returning the resulting output. /// </summary> /// <param name="path">The path to the file to execute.</param> /// <param name="rng">The random number generator to use when generating output.</param> /// <param name="charLimit"> /// The maximum number of characters that can be printed. An exception will be thrown if the limit /// is exceeded. Set to zero or below for unlimited characters. /// </param> /// <param name="timeout">The maximum number of seconds that the pattern will execute for.</param> /// <param name="args">The arguments to pass to the pattern.</param> /// <returns></returns> public RantOutput DoFile(string path, RNG rng, int charLimit = 0, double timeout = -1, RantProgramArgs args = null) => RunVM(new Sandbox(this, RantProgram.CompileFile(path), rng, charLimit, GetPreservedCarrierState(), args), timeout);