57 lines
1.9 KiB
C#
57 lines
1.9 KiB
C#
/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace dnSpy.Roslyn.Debugger.Formatters {
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static class ValueFormatterUtils {
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public const int MaxStringLength = 256 * 1024;
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public const int DigitGroupSizeHex = 4;
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public const int DigitGroupSizeDecimal = 3;
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public const string DigitSeparator = "_";
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public const string NaN = "NaN";
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public const string NegativeInfinity = "-Infinity";
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public const string PositiveInfinity = "Infinity";
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public static string ToFormattedNumber(bool digitSeparators, string prefix, string number, int digitGroupSize) {
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if (digitSeparators)
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number = AddDigitSeparators(number, digitGroupSize, DigitSeparator);
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string res = number;
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if (prefix.Length != 0)
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res = prefix + res;
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return res;
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}
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static string AddDigitSeparators(string number, int digitGroupSize, string digitSeparator) {
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if (number.Length <= digitGroupSize)
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return number;
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var sb = ObjectCache.AllocStringBuilder();
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for (int i = 0; i < number.Length; i++) {
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int d = number.Length - i;
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if (i != 0 && (d % digitGroupSize) == 0 && number[i - 1] != '-')
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sb.Append(DigitSeparator);
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sb.Append(number[i]);
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}
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return ObjectCache.FreeAndToString(ref sb);
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}
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}
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}
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