/// <summary>
/// Tries to parse the specified input into a dependency.
/// </summary>
/// <param name="input">The input.</param>
/// <param name="dependency">The dependency.</param>
/// <returns><see langword="true"/> if successful; otherwise <see langword="false"/>.</returns>
/// <remarks></remarks>
public static bool TryParse(string input, out NuSpecDependency dependency)
{
dependency = default(NuSpecDependency);
if (String.IsNullOrWhiteSpace(input))
{
return(false);
}
string[] split = input.Split(new[] { ',' }, 2);
dependency = split.Length != 2 ? new NuSpecDependency(split[0]) : new NuSpecDependency(split[0], split[1]);
return(true);
}
/// <summary>
/// Ensures the dependency is added if not present.
/// </summary>
/// <param name="dependency">The dependency.</param>
/// <remarks></remarks>
public void EnsureDependency(NuSpecDependency dependency)
{
XElement dependencyElement = DependenciesElement.Elements()
.FirstOrDefault(
e =>
e != null &&
e.Name == DependencyXName &&
e.Attributes("id").FirstOrDefault(
a => a.Value.Equals(dependency.Id, StringComparison.OrdinalIgnoreCase)) != null);
if (dependencyElement == null)
{
// Add the dependency element
dependencyElement = new XElement(
DependencyXName,
new XAttribute("id", dependency.Id),
String.IsNullOrWhiteSpace(dependency.Version)
? null
: new XAttribute("version", dependency.Version));
DependenciesElement.Add(dependencyElement);
HasChanges = true;
return;
}
// We already have a matching dependency, check the version if necessary.
if (dependency.Version == null)
{
return;
}
XAttribute versionAttribute = dependencyElement.Attributes("version").SingleOrDefault();
if (versionAttribute == null)
{
versionAttribute = new XAttribute("version", dependency.Version);
dependencyElement.Add(versionAttribute);
}
else
{
if (versionAttribute.Value.Equals(dependency.Version, StringComparison.OrdinalIgnoreCase))
{
return;
}
versionAttribute.SetValue(dependency.Version);
}
HasChanges = true;
}
/// <summary>
/// Ensures the dependency is added if not present.
/// </summary>
/// <param name="dependency">The dependency.</param>
/// <remarks></remarks>
public void EnsureDependency(NuSpecDependency dependency)
{
XElement dependencyElement = DependenciesElement.Elements()
.FirstOrDefault(
e =>
e != null &&
e.Name == DependencyXName &&
e.Attributes("id").FirstOrDefault(
a => a.Value.Equals(dependency.Id, StringComparison.OrdinalIgnoreCase)) != null);
if (dependencyElement == null)
{
// Add the dependency element
dependencyElement = new XElement(
DependencyXName,
new XAttribute("id", dependency.Id),
String.IsNullOrWhiteSpace(dependency.Version)
? null
: new XAttribute("version", dependency.Version));
DependenciesElement.Add(dependencyElement);
HasChanges = true;
return;
}
// We already have a matching dependency, check the version if necessary.
if (dependency.Version == null) return;
XAttribute versionAttribute = dependencyElement.Attributes("version").SingleOrDefault();
if (versionAttribute == null)
{
versionAttribute = new XAttribute("version", dependency.Version);
dependencyElement.Add(versionAttribute);
}
else
{
if (versionAttribute.Value.Equals(dependency.Version, StringComparison.OrdinalIgnoreCase))
return;
versionAttribute.SetValue(dependency.Version);
}
HasChanges = true;
}
/// <summary>
/// Tries to parse the specified input into a dependency.
/// </summary>
/// <param name="input">The input.</param>
/// <param name="dependency">The dependency.</param>
/// <returns><see langword="true"/> if successful; otherwise <see langword="false"/>.</returns>
/// <remarks></remarks>
public static bool TryParse(string input, out NuSpecDependency dependency)
{
dependency = default(NuSpecDependency);
if (String.IsNullOrWhiteSpace(input))
return false;
string[] split = input.Split(new[] {','}, 2);
dependency = split.Length != 2 ? new NuSpecDependency(split[0]) : new NuSpecDependency(split[0], split[1]);
return true;
}
