//Default constructor, creates default evaluator
public ReportingExpressionEvaluator(InterpretedLanguageGrammar grammar)
{
Grammar = grammar;
Language = new LanguageData(Grammar);
Parser = new Parser(Language);
Runtime = Grammar.CreateRuntime(Language);
App = new ScriptApp(Runtime);
}
public virtual string RunSample(RunSampleArgs args) {
if (_app == null || args.ParsedSample != _prevSample)
_app = new ScriptApp(args.Language);
_prevSample = args.ParsedSample;
//for (int i = 0; i < 1000; i++) //for perf measurements, to execute 1000 times
_app.Evaluate(args.ParsedSample);
return _app.OutputBuffer.ToString();
}
public virtual string RunSample(RunSampleArgs args)
{
if (_app == null || args.ParsedSample != _prevSample)
{
_app = new ScriptApp(args.Language);
}
_prevSample = args.ParsedSample;
//for (int i = 0; i < 1000; i++) //for perf measurements, to execute 1000 times
_app.Evaluate(args.ParsedSample);
return(_app.OutputBuffer.ToString());
}
//Default constructor, creates default evaluator
public ExpressionEvaluator(MathGrammar grammar)
{
Grammar = grammar;
Language = new LanguageData(Grammar);
Parser = new Parser(Language);
Runtime = Grammar.CreateRuntime(Language);
App = new ScriptApp(Runtime);
Globals.Add("null", Runtime.NoneValue);
Globals.Add("true", true);
Globals.Add("false", false);
}
public CommandLine(LanguageRuntime runtime, IConsoleAdaptor console = null) {
Runtime = runtime;
_console = console ?? new ConsoleAdapter();
var grammar = runtime.Language.Grammar;
Title = grammar.ConsoleTitle;
Greeting = grammar.ConsoleGreeting;
Prompt = grammar.ConsolePrompt;
PromptMoreInput = grammar.ConsolePromptMoreInput;
App = new ScriptApp(Runtime);
App.ParserMode = ParseMode.CommandLine;
// App.PrintParseErrors = false;
App.RethrowExceptions = false;
}
public CommandLine(LanguageRuntime runtime, IConsoleAdapter console = null)
{
Runtime = runtime;
_console = console ?? new SystemConsoleAdapter();
var grammar = runtime.Language.Grammar;
Title = grammar.ConsoleTitle;
Greeting = grammar.ConsoleGreeting;
Prompt = grammar.ConsolePrompt;
PromptMoreInput = grammar.ConsolePromptMoreInput;
App = new ScriptApp(Runtime);
App.ParserMode = ParseMode.CommandLine;
// App.PrintParseErrors = false;
App.RethrowExceptions = false;
}
public CommandLine(LanguageRuntime runtime, IConsoleAdapter adapter)
{
Runtime = runtime;
Adapter = adapter ?? new ConsoleAdapter();
var grammar = runtime.Language.Grammar;
Title = grammar.ConsoleTitle;
Greeting = grammar.ConsoleGreeting;
Prompt = grammar.ConsolePrompt;
PromptMoreInput = grammar.ConsolePromptMoreInput;
App = new ScriptApp(Runtime)
{
ParserMode = ParseMode.CommandLine,
RethrowExceptions = false
};
// App.PrintParseErrors = false;
}
protected static MtCompiler InternCreateScriptApp(Stream output, Stream debugStream)
{
var grammar = new MtGrammar();
var lang = new LanguageData(grammar);
var parser = new Parser(grammar);
var runtime = grammar.CreateRuntime(lang) as MultiTasksRuntime;
if (output != null)
{
runtime.OutputStream = output;
}
#if DEBUG && !SILVERLIGHT
if (debugStream != null)
{
// Add as a listener to debug
var listener = new TextWriterTraceListener(debugStream);
Debug.Listeners.Add(listener);
}
#endif
var app = new ScriptApp(runtime);
// Add constants
app.Globals.Add("TRUE", MtResult.True);
app.Globals.Add("FALSE", MtResult.False);
#if DEBUG && !SILVERLIGHT
MultiTasksRuntime.DebugDisplayInfo();
#endif
return new MtCompiler(app);
}
protected MtCompiler(ScriptApp scriptApp)
{
_scriptApp = scriptApp;
}
public ScriptThread(ScriptApp app) {
App = app;
Runtime = App.Runtime;
CurrentScope = app.MainScope;
}
public void Setup()
{
grammar = new Portugol();
parser = new Parser(grammar);
scriptApp = new ScriptApp(parser.Language);
}
public ScriptThread(ScriptApp app)
{
App = app;
Runtime = App.Runtime;
CurrentScope = app.MainScope;
}