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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Data
{
using System;
public static class IntermediateFieldValueExtensions
{
public static bool AsBool(this IntermediateFieldValue value)
{
var result = value.AsNullableBool();
return result.HasValue && result.Value;
}
public static bool? AsNullableBool(this IntermediateFieldValue value)
{
if (value?.Data == null)
{
return null;
}
else if (value.Data is bool b)
{
return b;
}
else if (value.Data is int n)
{
return n != 0;
}
else if (value.Data is long l)
{
return l != 0;
}
else if (value.Data is string s)
{
if (s.Equals("yes", StringComparison.OrdinalIgnoreCase) || s.Equals("true", StringComparison.OrdinalIgnoreCase))
{
return true;
}
else if (s.Equals("no", StringComparison.OrdinalIgnoreCase) || s.Equals("false", StringComparison.OrdinalIgnoreCase))
{
return false;
}
}
return (bool)value.Data;
}
public static int AsNumber(this IntermediateFieldValue value)
{
var result = value.AsNullableNumber();
return result ?? 0;
}
public static int? AsNullableNumber(this IntermediateFieldValue value)
{
if (value?.Data == null)
{
return null;
}
else if (value.Data is int n)
{
return n;
}
else if (value.Data is long l)
{
return (int)l;
}
else if (value.Data is bool b)
{
return b ? 1 : 0;
}
else if (value.Data is string s)
{
try
{
return Convert.ToInt32(s);
}
catch (FormatException)
{
throw new WixException(ErrorMessages.UnableToConvertFieldToNumber(s));
}
}
return (int)value.Data;
}
public static IntermediateFieldPathValue AsPath(this IntermediateFieldValue value)
{
return (IntermediateFieldPathValue)value?.Data;
}
public static string AsString(this IntermediateFieldValue value)
{
if (value?.Data == null)
{
return null;
}
else if (value.Data is string s)
{
return s;
}
else if (value.Data is int n)
{
return n.ToString();
}
else if (value.Data is long l)
{
return l.ToString();
}
else if (value.Data is bool b)
{
return b ? "true" : "false";
}
else if (value.Data is IntermediateFieldPathValue p)
{
return p.Path;
}
return (string)value.Data;
}
}
}
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