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Moving corlib files out of "System" directory into root
This commit is contained in:
Brian Fiete
parent
4cd58262e4
commit
7dbfd15292
179 changed files with 3 additions and 0 deletions
513
BeefLibs/corlib/src/Globalization/TimeSpanFormat.bf
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513
BeefLibs/corlib/src/Globalization/TimeSpanFormat.bf
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// ==++==
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ==--==
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// <OWNER>[....]</OWNER>
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//
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namespace System.Globalization {
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using System.Text;
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using System;
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using System.Diagnostics.Contracts;
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using System.Globalization;
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using System.Collections.Generic;
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internal static class TimeSpanFormat
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{
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private static void IntToString(int n, int digits, String outStr)
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{
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((int32)n).[Friend]ToString(outStr, digits);
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}
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internal static readonly FormatLiterals PositiveInvariantFormatLiterals = TimeSpanFormat.FormatLiterals.InitInvariant(false /*isNegative*/) ~ _.Dispose();
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internal static readonly FormatLiterals NegativeInvariantFormatLiterals = TimeSpanFormat.FormatLiterals.InitInvariant(true /*isNegative*/) ~ _.Dispose();
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internal enum Pattern {
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None = 0,
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Minimum = 1,
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Full = 2,
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}
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//
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// Format
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//
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// Actions: Main method called from TimeSpan.ToString
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//
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internal static Result<void> Format(TimeSpan value, StringView format, IFormatProvider formatProvider, String outStr)
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{
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var format;
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if (format.IsNull || format.Length == 0)
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format = "c";
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// standard formats
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if (format.Length == 1) {
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char8 f = format[0];
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if (f == 'c' || f == 't' || f == 'T')
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{
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FormatStandard(value, true, format, Pattern.Minimum, outStr);
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return .Ok;
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}
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if (f == 'g' || f == 'G') {
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Pattern pattern;
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DateTimeFormatInfo dtfi = DateTimeFormatInfo.GetInstance(formatProvider);
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if ((int64)value < 0)
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format = dtfi.FullTimeSpanNegativePattern;
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else
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format = dtfi.FullTimeSpanPositivePattern;
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if (f == 'g')
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pattern = Pattern.Minimum;
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else
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pattern = Pattern.Full;
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return FormatStandard(value, false, format, pattern, outStr);
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}
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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return .Err;
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}
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return FormatCustomized(value, format, DateTimeFormatInfo.GetInstance(formatProvider), outStr);
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}
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//
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// FormatStandard
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//
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// Actions: Format the TimeSpan instance using the specified format.
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//
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private static Result<void> FormatStandard(TimeSpan value, bool isInvariant, StringView format, Pattern pattern, String outStr)
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{
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int32 day = (int32)((int64)value / TimeSpan.TicksPerDay);
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int64 time = (int64)value % TimeSpan.TicksPerDay;
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if ((int64)value < 0) {
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day = -day;
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time = -time;
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}
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int hours = (int)(time / TimeSpan.TicksPerHour % 24);
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int minutes = (int)(time / TimeSpan.TicksPerMinute % 60);
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int seconds = (int)(time / TimeSpan.TicksPerSecond % 60);
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int fraction = (int)(time % TimeSpan.TicksPerSecond);
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FormatLiterals literal;
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if (isInvariant) {
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if ((int64)value < 0)
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literal = NegativeInvariantFormatLiterals;
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else
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literal = PositiveInvariantFormatLiterals;
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}
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else {
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literal = FormatLiterals();
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literal.Init(format, pattern == Pattern.Full);
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}
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if (fraction != 0) { // truncate the partial second to the specified length
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fraction = (int)((int64)fraction / (int64)Math.Pow(10, DateTimeFormat.MaxSecondsFractionDigits - literal.ff));
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}
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// Pattern.Full: [-]dd.hh:mm:ss.fffffff
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// Pattern.Minimum: [-][d.]hh:mm:ss[.fffffff]
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outStr.Append(literal.Start); // [-]
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if (pattern == Pattern.Full || day != 0) { //
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day.ToString(outStr); // [dd]
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outStr.Append(literal.DayHourSep); // [.]
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} //
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IntToString(hours, literal.hh, outStr); // hh
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outStr.Append(literal.HourMinuteSep); // :
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IntToString(minutes, literal.mm, outStr); // mm
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outStr.Append(literal.MinuteSecondSep); // :
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IntToString(seconds, literal.ss, outStr); // ss
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if (!isInvariant && pattern == Pattern.Minimum) {
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int effectiveDigits = literal.ff;
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while (effectiveDigits > 0) {
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if (fraction % 10 == 0) {
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fraction = fraction / 10;
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effectiveDigits--;
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}
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else {
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break;
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}
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}
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if (effectiveDigits > 0) {
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outStr.Append(literal.SecondFractionSep); // [.FFFFFFF]
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(fraction).ToString(outStr, DateTimeFormat.fixedNumberFormats[effectiveDigits - 1], CultureInfo.InvariantCulture);
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}
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}
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else if (pattern == Pattern.Full || fraction != 0) {
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outStr.Append(literal.SecondFractionSep); // [.]
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IntToString(fraction, literal.ff, outStr); // [fffffff]
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} //
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outStr.Append(literal.End); //
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return .Ok;
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}
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//
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// FormatCustomized
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//
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// Actions: Format the TimeSpan instance using the specified format.
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//
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internal static Result<void> FormatCustomized(TimeSpan value, StringView format, DateTimeFormatInfo dtfi, String result)
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{
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Contract.Assert(dtfi != null, "dtfi == null");
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int day = (int)((int64)value / TimeSpan.TicksPerDay);
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int64 time = (int64)value % TimeSpan.TicksPerDay;
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if ((int64)value < 0) {
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day = -day;
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time = -time;
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}
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int hours = (int)(time / TimeSpan.TicksPerHour % 24);
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int minutes = (int)(time / TimeSpan.TicksPerMinute % 60);
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int seconds = (int)(time / TimeSpan.TicksPerSecond % 60);
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int fraction = (int)(time % TimeSpan.TicksPerSecond);
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int64 tmp = 0;
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int i = 0;
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int tokenLen = 0;
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while (i < format.Length) {
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char8 ch = format[i];
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int nextChar;
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switch (ch) {
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case 'h':
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tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
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if (tokenLen > 2)
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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return .Err;
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DateTimeFormat.FormatDigits(result, hours, tokenLen);
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break;
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case 'm':
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tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
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if (tokenLen > 2)
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return .Err;
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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DateTimeFormat.FormatDigits(result, minutes, tokenLen);
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break;
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case 's':
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tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
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if (tokenLen > 2)
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return .Err;
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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DateTimeFormat.FormatDigits(result, seconds, tokenLen);
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break;
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case 'f':
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//
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// The fraction of a second in single-digit precision. The remaining digits are truncated.
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//
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tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
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if (tokenLen > DateTimeFormat.MaxSecondsFractionDigits)
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return .Err;
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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tmp = (int64)fraction;
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tmp /= (int64)Math.Pow(10, DateTimeFormat.MaxSecondsFractionDigits - tokenLen);
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(tmp).ToString(result, DateTimeFormat.fixedNumberFormats[tokenLen - 1], CultureInfo.InvariantCulture);
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break;
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case 'F':
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//
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// Displays the most significant digit of the seconds fraction. Nothing is displayed if the digit is zero.
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//
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tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
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if (tokenLen > DateTimeFormat.MaxSecondsFractionDigits)
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return .Err;
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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tmp = (int64)fraction;
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tmp /= (int64)Math.Pow(10, DateTimeFormat.MaxSecondsFractionDigits - tokenLen);
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int effectiveDigits = tokenLen;
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while (effectiveDigits > 0) {
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if (tmp % 10 == 0) {
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tmp = tmp / 10;
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effectiveDigits--;
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}
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else {
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break;
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}
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}
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if (effectiveDigits > 0) {
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(tmp).ToString(result, DateTimeFormat.fixedNumberFormats[effectiveDigits - 1], CultureInfo.InvariantCulture);
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}
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break;
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case 'd':
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//
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// tokenLen == 1 : Day as digits with no leading zero.
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// tokenLen == 2+: Day as digits with leading zero for single-digit days.
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//
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tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
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if (tokenLen > 8)
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return .Err;
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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DateTimeFormat.FormatDigits(result, day, tokenLen, true);
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break;
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case '\'':
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case '\"':
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//StringBuilder enquotedString = new StringBuilder();
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tokenLen = DateTimeFormat.ParseQuoteString(format, i, result);
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//result.Append(enquotedString);
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break;
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case '%':
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// Optional format character.
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// For example, format string "%d" will print day
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// Most of the cases, "%" can be ignored.
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nextChar = DateTimeFormat.ParseNextChar(format, i);
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// nextChar will be -1 if we already reach the end of the format string.
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// Besides, we will not allow "%%" appear in the pattern.
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if (nextChar >= 0 && nextChar != (int)'%')
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{
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TimeSpanFormat.FormatCustomized(value, StringView((char8*)&nextChar, 1), dtfi, result);
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tokenLen = 2;
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}
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else
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{
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//
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// This means that '%' is at the end of the format string or
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// "%%" appears in the format string.
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//
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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return .Err;
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}
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break;
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case '\\':
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// Escaped character. Can be used to insert character into the format string.
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// For example, "\d" will insert the character 'd' into the string.
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//
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nextChar = DateTimeFormat.ParseNextChar(format, i);
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if (nextChar >= 0)
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{
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result.Append(((char8)nextChar));
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tokenLen = 2;
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}
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else
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{
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//
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// This means that '\' is at the end of the formatting string.
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//
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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return .Err;
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}
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break;
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default:
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//throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
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return .Err;
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}
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i += tokenLen;
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}
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return .Ok;
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}
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internal struct FormatLiterals {
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internal String Start {
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get {
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return literals[0];
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}
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}
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internal String DayHourSep {
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get {
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return literals[1];
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}
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}
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internal String HourMinuteSep {
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get {
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return literals[2];
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}
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}
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internal String MinuteSecondSep {
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get {
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return literals[3];
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}
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}
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internal String SecondFractionSep {
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get {
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return literals[4];
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}
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}
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internal String End {
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get {
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return literals[5];
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}
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}
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internal String AppCompatLiteral;
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internal int dd;
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internal int hh;
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internal int mm;
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internal int ss;
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internal int ff;
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private String[] literals;
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private List<String> ownedStrs;
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public void Dispose() mut
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{
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DeleteAndNullify!(AppCompatLiteral);
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DeleteAndNullify!(literals);
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if (ownedStrs != null)
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{
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DeleteContainerAndItems!(ownedStrs);
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ownedStrs = null;
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}
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}
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String AddOwnedStr(String str) mut
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{
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if (ownedStrs == null)
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ownedStrs = new List<String>();
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ownedStrs.Add(str);
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return str;
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}
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/* factory method for static invariant FormatLiterals */
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internal static FormatLiterals InitInvariant(bool isNegative) {
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FormatLiterals x = FormatLiterals();
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x.literals = new String[6];
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x.literals[0] = isNegative ? "-" : String.Empty;
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x.literals[1] = ".";
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x.literals[2] = ":";
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x.literals[3] = ":";
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x.literals[4] = ".";
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x.literals[5] = String.Empty;
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x.AppCompatLiteral = ":."; // MinuteSecondSep+SecondFractionSep;
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x.dd = 2;
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x.hh = 2;
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x.mm = 2;
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x.ss = 2;
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x.ff = DateTimeFormat.MaxSecondsFractionDigits;
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return x;
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}
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// For the "v1" TimeSpan localized patterns, the data is simply literal field separators with
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// the constants guaranteed to include DHMSF ordered greatest to least significant.
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// Once the data becomes more complex than this we will need to write a proper tokenizer for
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// parsing and formatting
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internal void Init(StringView format, bool useInvariantFieldLengths) mut
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{
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literals = new String[6];
|
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for (int i = 0; i < literals.Count; i++)
|
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literals[i] = "";
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dd = 0;
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hh = 0;
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mm = 0;
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ss = 0;
|
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ff = 0;
|
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String sb = scope String();
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bool inQuote = false;
|
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char8 quote = '\'';
|
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int field = 0;
|
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|
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for (int i = 0; i < format.Length; i++) {
|
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switch (format[i]) {
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case '\'':
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case '\"':
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if (inQuote && (quote == format[i])) {
|
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/* we were in a quote and found a matching exit quote, so we are outside a quote now */
|
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Contract.Assert(field >= 0 && field <= 5, "field >= 0 && field <= 5");
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if (field >= 0 && field <= 5) {
|
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literals[field] = AddOwnedStr(new String(sb));
|
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sb.Length = 0;
|
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inQuote = false;
|
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}
|
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else {
|
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return; // how did we get here?
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}
|
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}
|
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else if (!inQuote) {
|
||||
/* we are at the start of a new quote block */
|
||||
quote = format[i];
|
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inQuote = true;
|
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}
|
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else {
|
||||
/* we were in a quote and saw the other type of quote character, so we are still in a quote */
|
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}
|
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break;
|
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case '%':
|
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Contract.Assert(false, "Unexpected special token '%', Bug in DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
sb.Append(format[i]);
|
||||
case '\\':
|
||||
if (!inQuote) {
|
||||
i++; /* skip next character that is escaped by this backslash or percent sign */
|
||||
break;
|
||||
}
|
||||
sb.Append(format[i]);
|
||||
case 'd':
|
||||
if (!inQuote) {
|
||||
Contract.Assert((field == 0 && sb.Length == 0) || field == 1,
|
||||
"field == 0 || field == 1, Bug in DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
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field = 1; // DayHourSep
|
||||
dd++;
|
||||
}
|
||||
break;
|
||||
case 'h':
|
||||
if (!inQuote) {
|
||||
Contract.Assert((field == 1 && sb.Length == 0) || field == 2,
|
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"field == 1 || field == 2, Bug in DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
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field = 2; // HourMinuteSep
|
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hh++;
|
||||
}
|
||||
break;
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||||
case 'm':
|
||||
if (!inQuote) {
|
||||
Contract.Assert((field == 2 && sb.Length == 0) || field == 3,
|
||||
"field == 2 || field == 3, Bug in DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
field = 3; // MinuteSecondSep
|
||||
mm++;
|
||||
}
|
||||
break;
|
||||
case 's':
|
||||
if (!inQuote) {
|
||||
Contract.Assert((field == 3 && sb.Length == 0) || field == 4,
|
||||
"field == 3 || field == 4, Bug in DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
field = 4; // SecondFractionSep
|
||||
ss++;
|
||||
}
|
||||
break;
|
||||
case 'f':
|
||||
case 'F':
|
||||
if (!inQuote) {
|
||||
Contract.Assert((field == 4 && sb.Length == 0) || field == 5,
|
||||
"field == 4 || field == 5, Bug in DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
field = 5; // End
|
||||
ff++;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
sb.Append(format[i]);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
Contract.Assert(field == 5);
|
||||
AppCompatLiteral = new String(MinuteSecondSep, SecondFractionSep);
|
||||
|
||||
Contract.Assert(0 < dd && dd < 3, "0 < dd && dd < 3, Bug in System.Globalization.DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
Contract.Assert(0 < hh && hh < 3, "0 < hh && hh < 3, Bug in System.Globalization.DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
Contract.Assert(0 < mm && mm < 3, "0 < mm && mm < 3, Bug in System.Globalization.DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
Contract.Assert(0 < ss && ss < 3, "0 < ss && ss < 3, Bug in System.Globalization.DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
Contract.Assert(0 < ff && ff < 8, "0 < ff && ff < 8, Bug in System.Globalization.DateTimeFormatInfo.FullTimeSpan[Positive|Negative]Pattern");
|
||||
|
||||
if (useInvariantFieldLengths) {
|
||||
dd = 2;
|
||||
hh = 2;
|
||||
mm = 2;
|
||||
ss = 2;
|
||||
ff = DateTimeFormat.MaxSecondsFractionDigits;
|
||||
}
|
||||
else {
|
||||
if (dd < 1 || dd > 2) dd = 2; // The DTFI property has a problem. let's try to make the best of the situation.
|
||||
if (hh < 1 || hh > 2) hh = 2;
|
||||
if (mm < 1 || mm > 2) mm = 2;
|
||||
if (ss < 1 || ss > 2) ss = 2;
|
||||
if (ff < 1 || ff > 7) ff = 7;
|
||||
}
|
||||
}
|
||||
} //end of struct FormatLiterals
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue