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ConsoleHostImpl.cs
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80 lines (72 loc) · 2.32 KB
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/*----------------------------------------------------------
This Source Code Form is subject to the terms of the
Mozilla Public License, v.2.0. If a copy of the MPL
was not distributed with this file, You can obtain one
at http://mozilla.org/MPL/2.0/.
----------------------------------------------------------*/
using System;
using ScriptEngine;
using ScriptEngine.HostedScript.Library;
namespace oscript
{
static class ConsoleHostImpl
{
public static void Echo(string text, MessageStatusEnum status = MessageStatusEnum.Ordinary)
{
if (status == MessageStatusEnum.Ordinary)
Output.WriteLine(text);
else
{
ConsoleColor oldColor = Output.TextColor;
ConsoleColor newColor;
switch (status)
{
case MessageStatusEnum.Information:
newColor = ConsoleColor.Green;
break;
case MessageStatusEnum.Attention:
newColor = ConsoleColor.Yellow;
break;
case MessageStatusEnum.Important:
case MessageStatusEnum.VeryImportant:
newColor = ConsoleColor.Red;
break;
default:
newColor = oldColor;
break;
}
try
{
Output.TextColor = newColor;
Output.WriteLine(text);
}
finally
{
Output.TextColor = oldColor;
}
}
}
public static void ShowExceptionInfo(Exception exc)
{
if (exc is ScriptException)
{
var rte = (ScriptException)exc;
Echo(rte.MessageWithoutCodeFragment);
}
else
Echo(exc.Message);
}
public static bool InputString(out string result, int maxLen)
{
if (maxLen == 0)
{
result = Console.ReadLine();
}
else
{
result = Console.ReadLine().Substring(0, maxLen);
}
return result.Length > 0;
}
}
}