private CaseInsensitiveBuildParameters(IReadOnlyDictionary <string, string> parameters, IReadOnlyList <DuplicateBuildParameter> duplicates, OnDuplicateParameter reporter)
{
m_reporter = reporter;
m_parameters = parameters;
ReportDuplicates(duplicates, reporter);
}
private static void ReportDuplicates(IReadOnlyList <DuplicateBuildParameter> duplicates, OnDuplicateParameter callback)
{
Contract.Requires(duplicates != null);
if (callback != null)
{
foreach (var duplicate in duplicates)
{
callback(duplicate.Key, duplicate.Value1, duplicate.Value2);
}
}
}
private static CaseInsensitiveBuildParameters Deduplicate(IEnumerable <KeyValuePair <string, string> > parameters, OnDuplicateParameter reporter)
{
var duplicates = new List <DuplicateBuildParameter>();
var result = new Dictionary <string, string>(s_parametersKeyComparer);
foreach (var envVar in parameters)
{
string existingValue;
if (!result.TryGetValue(envVar.Key, out existingValue))
{
result.Add(envVar.Key, envVar.Value);
}
else if (!string.Equals(existingValue, envVar.Value))
{
duplicates.Add(new DuplicateBuildParameter(envVar.Key, existingValue, envVar.Value));
}
}
return(new CaseInsensitiveBuildParameters(result, duplicates.AsReadOnly(), reporter));
}
/// <summary>
/// Factory method. Any duplicates found in <paramref name="parameters"/> are reported to <paramref name="reporter"/>.
/// </summary>
public static IBuildParameters PopulateFromDictionary(IEnumerable <KeyValuePair <string, string> > parameters, OnDuplicateParameter reporter)
{
Contract.Requires(parameters != null);
Contract.Ensures(Contract.Result <IBuildParameters>() != null);
return(Deduplicate(parameters, reporter));
}
internal Factory(OnDuplicateParameter reporter)
{
m_reporter = reporter;
}
// ==================================================================================
// == Public Factory Methods
// ==================================================================================
/// <summary>
/// Returns a preconfigured factory for handling <see cref="IBuildParameters"/>.
/// If <paramref name="callback"/> is specified, it is called every time upon
/// creation of a new <see cref="IBuildParameters"/> instance to report any
/// encountered duplicates.
/// </summary>
public static Factory GetFactory(OnDuplicateParameter callback = null)
{
return(new Factory(callback));
}
/// <summary>
/// Factory method. Any duplicates found in <paramref name="parameters"/> are reported to <paramref name="reporter"/>.
/// </summary>
public static IBuildParameters PopulateFromDictionary(IEnumerable <KeyValuePair <string, string> > parameters, OnDuplicateParameter reporter)
{
Contract.RequiresNotNull(parameters);
return(Deduplicate(parameters, reporter));
}
