public CompilationAnalysisValueProvider(
AnalysisValueProvider <TKey, TValue> analysisValueProvider
)
{
_analysisValueProvider = analysisValueProvider;
_valueMap = new Dictionary <TKey, TValue>(analysisValueProvider.KeyComparer);
}
internal override bool TryGetValueCore <TKey, TValue>(TKey key, AnalysisValueProvider <TKey, TValue> valueProvider, [MaybeNull][NotNullWhen(true)] out TValue value)
#pragma warning restore CS8765
{
var compilationAnalysisValueProvider = _compilationAnalysisValueProviderFactory.GetValueProvider(valueProvider);
return(compilationAnalysisValueProvider.TryGetValue(key, out value));
}
public CompilationAnalysisValueProvider <TKey, TValue> GetValueProvider <TKey, TValue>(
AnalysisValueProvider <TKey, TValue> analysisSharedStateProvider
) where TKey : class
{
if (_lazySharedStateProviderMap == null)
{
Interlocked.CompareExchange(
ref _lazySharedStateProviderMap,
new Dictionary <object, object>(),
null
);
}
object value;
lock (_lazySharedStateProviderMap)
{
if (
!_lazySharedStateProviderMap.TryGetValue(analysisSharedStateProvider, out value)
)
{
value = new CompilationAnalysisValueProvider <TKey, TValue>(
analysisSharedStateProvider
);
_lazySharedStateProviderMap[analysisSharedStateProvider] = value;
}
}
return(value as CompilationAnalysisValueProvider <TKey, TValue>);
}
/// <summary>
/// Provides values associated with <see cref="SyntaxTree"/> instances using the given <paramref name="computeValue"/>.
/// </summary>
/// <param name="computeValue">Delegate to compute the value associated with a given <see cref="SyntaxTree"/> instance.</param>
/// <param name="syntaxTreeComparer">Optional equality comparer to determine equivalent <see cref="SyntaxTree"/> instances that have the same value.
/// If no comparer is provided, then <see cref="SyntaxTreeComparer"/> is used by default.</param>
public SyntaxTreeValueProvider(
Func <SyntaxTree, TValue> computeValue,
IEqualityComparer <SyntaxTree>?syntaxTreeComparer = null
)
{
CoreValueProvider = new AnalysisValueProvider <SyntaxTree, TValue>(
computeValue,
syntaxTreeComparer ?? SyntaxTreeComparer.Instance
);
}
/// <summary>
/// Provides custom values associated with <see cref="SourceText"/> instances using the given <paramref name="computeValue"/>.
/// </summary>
/// <param name="computeValue">Delegate to compute the value associated with a given <see cref="SourceText"/> instance.</param>
/// <param name="sourceTextComparer">Optional equality comparer to determine equivalent <see cref="SourceText"/> instances that have the same value.
/// If no comparer is provided, then <see cref="SourceTextComparer"/> is used by default.</param>
public SourceTextValueProvider(
Func <SourceText, TValue> computeValue,
IEqualityComparer <SourceText>?sourceTextComparer = null
)
{
CoreValueProvider = new AnalysisValueProvider <SourceText, TValue>(
computeValue,
sourceTextComparer ?? SourceTextComparer.Instance
);
}
internal static void VerifyArguments <TKey, TValue>(TKey key, AnalysisValueProvider <TKey, TValue> valueProvider)
where TKey : class
{
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
if (valueProvider == null)
{
throw new ArgumentNullException(nameof(valueProvider));
}
}
internal override bool TryGetValueCore <TKey, TValue>(TKey key, AnalysisValueProvider <TKey, TValue> valueProvider, out TValue value)
{
CompilationAnalysisValueProvider <TKey, TValue> compilationAnalysisValueProvider = _compilationAnalysisValueProviderFactory.GetValueProvider(valueProvider);
return(compilationAnalysisValueProvider.TryGetValue(key, out value));
}