2018-11-10 12:11:36 +00:00
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using System;
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2018-11-11 09:26:52 +00:00
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using Upsilon;
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2018-11-10 12:11:36 +00:00
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using Upsilon.Evaluator;
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2018-11-14 12:09:01 +00:00
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namespace Ycicle
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2018-11-10 12:11:36 +00:00
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{
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2018-11-14 12:09:01 +00:00
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internal static class Program
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2018-11-10 12:11:36 +00:00
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{
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2018-11-14 12:09:01 +00:00
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private static void Main()
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2018-11-10 12:11:36 +00:00
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{
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Console.WriteLine("Upsilon REPL");
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2018-11-17 11:40:28 +00:00
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Script script = null;
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2018-11-10 12:11:36 +00:00
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while (true)
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{
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Console.Write("» ");
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var input = Console.ReadLine();
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2018-11-17 14:18:51 +00:00
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if (input == "exit") return;
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2018-11-10 12:11:36 +00:00
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2018-11-17 14:18:51 +00:00
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script = script == null ? new Script(input) : Script.ContinueWith(script, input);
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2018-11-15 14:51:05 +00:00
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2018-11-17 11:40:28 +00:00
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if (script.Diagnostics.Messages.Count > 0)
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2018-11-11 09:26:52 +00:00
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine("Errors were found during parsing");
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2018-11-17 11:40:28 +00:00
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foreach (var diagnosticsMessage in script.Diagnostics.Messages)
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2018-11-11 09:26:52 +00:00
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{
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LogError(diagnosticsMessage);
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}
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Console.ResetColor();
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continue;
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}
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2018-11-17 12:05:08 +00:00
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var evaluate = script.Evaluate();
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if (script.Diagnostics.Messages.Count > 0)
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2018-11-11 09:26:52 +00:00
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{
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2018-11-17 12:05:08 +00:00
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine("Errors were found during evaluating");
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foreach (var diagnosticsMessage in script.Diagnostics.Messages)
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{
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LogError(diagnosticsMessage);
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}
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Console.ResetColor();
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2018-11-11 09:26:52 +00:00
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}
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else
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{
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2018-11-16 13:11:27 +00:00
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if (evaluate == null)
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continue;
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2018-11-17 12:05:08 +00:00
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Console.ForegroundColor = ConsoleColor.Cyan;
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Console.WriteLine(evaluate);
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Console.ResetColor();
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2018-11-14 12:09:01 +00:00
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}
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2018-11-10 12:11:36 +00:00
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}
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}
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2018-11-11 09:26:52 +00:00
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2018-11-14 12:09:01 +00:00
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private static void LogError(DiagnosticsMessage message)
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2018-11-11 09:26:52 +00:00
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{
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Console.ForegroundColor = ConsoleColor.Red;
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Console.WriteLine(message.Message);
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Console.ForegroundColor = ConsoleColor.Gray;
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2018-11-17 13:20:43 +00:00
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Console.Write(message.GetDiagnosticPosition() + " ");
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2018-11-17 13:49:26 +00:00
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Console.Write(message.LineBeforeError());
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2018-11-11 09:26:52 +00:00
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Console.ForegroundColor = ConsoleColor.Red;
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Console.Write(message.AtError());
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Console.ForegroundColor = ConsoleColor.Gray;
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2018-11-17 13:49:26 +00:00
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Console.Write(message.LineAfterError());
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2018-11-11 09:26:52 +00:00
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Console.WriteLine();
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}
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2018-11-10 12:11:36 +00:00
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}
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}
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