Upsilon/Ycicle/Program.cs

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C#
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using System;
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using System.Collections.Generic;
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using Upsilon;
using Upsilon.BaseTypes;
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using Upsilon.Binder;
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using Upsilon.Evaluator;
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using UpsilonCompiler;
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namespace Ycicle
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{
internal static class Program
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{
private static void Main()
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{
Console.WriteLine("Upsilon REPL");
var variables = new Dictionary<VariableSymbol, LuaType>();
var showTranspiledOutput = false;
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while (true)
{
Console.Write("» ");
var input = Console.ReadLine();
switch (input)
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{
case "exit":
return;
case "compiled":
showTranspiledOutput = !showTranspiledOutput;
break;
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}
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var parsed = new Script(input, variables);
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if (parsed.Diagnostics.Messages.Count > 0)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Errors were found during parsing");
foreach (var diagnosticsMessage in parsed.Diagnostics.Messages)
{
LogError(diagnosticsMessage);
}
Console.ResetColor();
continue;
}
if (showTranspiledOutput)
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{
var transpiler = new Transpiler();
var transpiled = transpiler.TranspilerToCSharp(parsed.Bind());
Console.WriteLine(transpiled);
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}
else
{
var evaluate = parsed.Evaluate();
if (parsed.Diagnostics.Messages.Count > 0)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Errors were found during evaluating");
foreach (var diagnosticsMessage in parsed.Diagnostics.Messages)
{
LogError(diagnosticsMessage);
}
Console.ResetColor();
}
else
{
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine(evaluate);
Console.ResetColor();
}
}
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}
}
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private static void LogError(DiagnosticsMessage message)
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{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(message.Message);
Console.ForegroundColor = ConsoleColor.Gray;
Console.Write(message.BeforeError());
Console.ForegroundColor = ConsoleColor.Red;
Console.Write(message.AtError());
Console.ForegroundColor = ConsoleColor.Gray;
Console.Write(message.AfterError());
Console.WriteLine();
}
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}
}