/// <summary>
/// Creates a new version with incremented components.
/// </summary>
/// <param name="version">The initial version</param>
/// <param name="position">A one-based index</param>
/// <param name="cascade">True if following components should be updated, else false</param>
/// <returns>A new version object with an incremented component.</returns>
public static BumpyVersion Increment(BumpyVersion version, int position, bool cascade)
{
var numbers = version.Numbers;
var digits = version.Digits;
position.ThrowIfOutOfRange(n => n <1 || n> numbers.Count, nameof(position), $"Position must be between 1 and {numbers.Count}");
var zeroBasedIndex = checked (position - 1);
numbers[zeroBasedIndex]++;
var digitCount = numbers[zeroBasedIndex].ToString().Length;
digits[zeroBasedIndex] = Math.Max(digits[zeroBasedIndex], digitCount);
if (cascade)
{
for (int i = position; i < numbers.Count; i++)
{
numbers[i] = 0;
digits[i] = 1;
}
}
return(new BumpyVersion(numbers, digits, version.Label, version.NumberDelimiter));
}
/// <summary>
/// Ensures that a version is found in a given text. Throws an Exception if not.
/// </summary>
/// <param name="text">A text which may contain version text</param>
/// <param name="regexPattern">The pattern to search the version text</param>
/// <param name="expectedVersion">The version which should be found</param>
/// <returns>The given text</returns>
public static string EnsureExpectedVersion(string text, string regexPattern, BumpyVersion expectedVersion)
{
if (TryParseVersionInText(text, regexPattern, out var version, out _))
{
if (version.Equals(expectedVersion))
{
return(text);
}
}
throw new InvalidOperationException($"The provided version '{expectedVersion}' cannot be captured in the text '{text.Trim()}' using the regex '{regexPattern}'. Please correct either the version or the regex");
}
/// <summary>
/// Finds a version string in a text and tries to create an object of <see cref="BumpyVersion"/>
/// </summary>
/// <param name="text">A text which may contain a version text</param>
/// <param name="regexPattern">The pattern to search the version text</param>
/// <param name="version">A instance of <see cref="BumpyVersion"/> if a version was found</param>
/// <param name="marker">A marker which describes where the version was found</param>
/// <returns>True if a version was found in the given text, else false</returns>
public static bool TryParseVersionInText(string text, string regexPattern, out BumpyVersion version, out string marker)
{
version = null;
var regex = new Regex(regexPattern, RegexOptions.Singleline);
var match = regex.Match(text);
var versionGroup = match.Groups[VersionGroupName];
var markerGroup = match.Groups[MarkerGroupName];
var success = versionGroup.Success;
if (success)
{
version = ParseVersion(versionGroup.Value);
}
marker = markerGroup.Success ? markerGroup.Value : string.Empty;
return(success);
}
/// <summary>
/// Creates a new version with an updated component.
/// </summary>
/// <param name="version">The initial version</param>
/// <param name="position">A one-based index</param>
/// <param name="formattedNumber">The new number for the given position</param>
/// <returns>A new version object with an updated component</returns>
public static BumpyVersion Assign(BumpyVersion version, int position, string formattedNumber)
{
if (!int.TryParse(formattedNumber, out int number))
{
throw new ArgumentException($"Expected '{formattedNumber}' to be a number");
}
var numbers = version.Numbers;
var digits = version.Digits;
position.ThrowIfOutOfRange(n => n <1 || n> numbers.Count, nameof(position), $"Position must be between 1 and {numbers.Count}");
number.ThrowIfOutOfRange(n => n < 0, nameof(formattedNumber), "Number cannot be negative");
var zeroBasedIndex = checked (position - 1);
numbers[zeroBasedIndex] = number;
digits[zeroBasedIndex] = formattedNumber.Length;
return(new BumpyVersion(numbers, digits, version.Label, version.NumberDelimiter));
}
/// <summary>
/// Creates a new version with an updated postfix text.
/// </summary>
/// <param name="version">The initial version</param>
/// <param name="versionLabel">The new postfix text</param>
/// <returns>A new version with an updated postfix text.</returns>
public static BumpyVersion Label(BumpyVersion version, string versionLabel)
{
return(new BumpyVersion(version.Numbers, version.Digits, versionLabel, version.NumberDelimiter));
}
