public NpmPackageVersion this[string v]
{
get
{
var n = new NpmVersionNumber(v);
return(this.FirstOrDefault(x => x.Version == n));
}
}
public IEnumerable <NpmPackageVersion> Apply(IEnumerable <NpmPackageVersion> versions)
{
switch (Type)
{
case NpmDependecyType.Precise:
return(new[] { versions.First(x => x.Version.Equals(Version)) });
case NpmDependecyType.Minor:
{
var values = Version.Values;
var lower = new NpmVersionNumber(values[0], values[1]);
var upper = new NpmVersionNumber(values[0], values[1] + 1);
return(versions.Where(x => x.Version >= lower && x.Version < upper));
}
case NpmDependecyType.Major:
{
var values = Version.Values;
var lower = new NpmVersionNumber(values[0]);
var upper = new NpmVersionNumber(values[0] + 1);
return(versions.Where(x => x.Version >= lower && x.Version < upper));
}
case NpmDependecyType.Lower:
return(versions.Where(x => x.Version < Version));
case NpmDependecyType.LowerOrEqual:
return(versions.Where(x => x.Version <= Version));
case NpmDependecyType.Greater:
return(versions.Where(x => x.Version > Version));
case NpmDependecyType.GreaterOrEqual:
return(versions.Where(x => x.Version >= Version));
case NpmDependecyType.Any:
case NpmDependecyType.Forbidden:
case NpmDependecyType.Latest:
return(new[] { versions.OrderBy(x => x.Version).Last() });
case NpmDependecyType.WebReference:
break;
}
throw new Exception("Invalid type");
}
internal NpmDependecyConstraint(NpmVersionNumber v, NpmDependecyType type)
{
Version = v;
Type = type;
}