public static bool TryParse(string version, out IVersionSpecification?specification)
{
if (!VersionStringHelpers.IsVersionWellFormed(version))
{
specification = null;
return(false);
}
specification = new ExactVersionSpecification(version);
return(true);
}
public static bool TryParseVersionSpecification(string versionString, out IVersionSpecification?specification)
{
if (string.IsNullOrEmpty(versionString))
{
specification = null;
return(false);
}
else if (versionString.Contains("-"))
{
return(RangeVersionSpecification.TryParse(versionString, out specification));
}
else
{
return(ExactVersionSpecification.TryParse(versionString, out specification));
}
}
