public static async Task ComputeRefactoringsAsync(RefactoringContext context, VariableDeclarationSyntax variableDeclaration)
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.RenameIdentifierAccordingToTypeName))
{
await RenameVariableAccordingToTypeNameAsync(context, variableDeclaration).ConfigureAwait(false);
}
await ChangeVariableDeclarationTypeRefactoring.ComputeRefactoringsAsync(context, variableDeclaration).ConfigureAwait(false);
if (context.IsAnyRefactoringEnabled(RefactoringIdentifiers.AddCastExpression, RefactoringIdentifiers.CallToMethod))
{
await AddCastExpressionAsync(context, variableDeclaration).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CheckExpressionForNull))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, variableDeclaration).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.SplitVariableDeclaration) &&
SplitVariableDeclarationRefactoring.CanRefactor(variableDeclaration))
{
context.RegisterRefactoring(
SplitVariableDeclarationRefactoring.GetTitle(variableDeclaration),
cancellationToken => SplitVariableDeclarationRefactoring.RefactorAsync(context.Document, variableDeclaration, cancellationToken));
}
}
public static async Task ComputeRefactoringsAsync(RefactoringContext context, ExpressionSyntax expression)
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddBooleanComparison))
{
await AddBooleanComparisonRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ExtractExpressionFromCondition) &&
context.Span.IsBetweenSpans(expression))
{
ExtractConditionRefactoring.ComputeRefactoring(context, expression);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ParenthesizeExpression) &&
context.Span.IsBetweenSpans(expression) &&
ParenthesizeExpressionRefactoring.CanRefactor(context, expression))
{
context.RegisterRefactoring(
$"Parenthesize '{expression}'",
cancellationToken => ParenthesizeExpressionRefactoring.RefactorAsync(context.Document, expression, cancellationToken));
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ReplaceNullLiteralExpressionWithDefaultExpression))
{
await ReplaceNullLiteralExpressionWithDefaultExpressionRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ReplaceConditionalExpressionWithExpression))
{
ReplaceConditionalExpressionWithExpressionRefactoring.ComputeRefactoring(context, expression);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CheckExpressionForNull) &&
context.Span.IsContainedInSpanOrBetweenSpans(expression))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ReplaceExpressionWithConstantValue) &&
context.Span.IsBetweenSpans(expression))
{
await ReplaceExpressionWithConstantValueRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
}
public static async Task ComputeRefactoringsAsync(RefactoringContext context, ExpressionSyntax expression)
{
if (context.IsRefactoringEnabled(RefactoringDescriptors.ExtractExpressionFromCondition) &&
context.Span.IsBetweenSpans(expression))
{
ExtractConditionRefactoring.ComputeRefactoring(context, expression);
}
if (context.IsRefactoringEnabled(RefactoringDescriptors.ParenthesizeExpression) &&
context.Span.IsBetweenSpans(expression) &&
ParenthesizeExpressionRefactoring.CanRefactor(context, expression))
{
context.RegisterRefactoring(
$"Parenthesize '{expression}'",
ct => ParenthesizeExpressionRefactoring.RefactorAsync(context.Document, expression, ct),
RefactoringDescriptors.ParenthesizeExpression);
}
if (context.IsRefactoringEnabled(RefactoringDescriptors.ReplaceNullLiteralWithDefaultExpression))
{
await ReplaceNullLiteralWithDefaultExpressionRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringDescriptors.ReplaceConditionalExpressionWithTrueOrFalseBranch))
{
ReplaceConditionalExpressionWithTrueOrFalseBranchRefactoring.ComputeRefactoring(context, expression);
}
if (context.IsRefactoringEnabled(RefactoringDescriptors.CheckExpressionForNull) &&
context.Span.IsContainedInSpanOrBetweenSpans(expression))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringDescriptors.InlineConstantValue) &&
context.Span.IsBetweenSpans(expression))
{
await InlineConstantValueRefactoring.ComputeRefactoringAsync(context, expression).ConfigureAwait(false);
}
}
public static async Task ComputeRefactoringsAsync(RefactoringContext context, VariableDeclarationSyntax variableDeclaration)
{
if (context.IsRefactoringEnabled(RefactoringDescriptors.RenameIdentifierAccordingToTypeName))
{
await RenameVariableAccordingToTypeNameAsync(context, variableDeclaration).ConfigureAwait(false);
}
await ChangeVariableDeclarationTypeRefactoring.ComputeRefactoringsAsync(context, variableDeclaration).ConfigureAwait(false);
if (context.IsRefactoringEnabled(RefactoringDescriptors.CheckExpressionForNull))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, variableDeclaration).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringDescriptors.SplitVariableDeclaration) &&
SplitVariableDeclarationAnalysis.IsFixable(variableDeclaration))
{
context.RegisterRefactoring(
SplitVariableDeclarationRefactoring.GetTitle(variableDeclaration),
ct => SplitVariableDeclarationRefactoring.RefactorAsync(context.Document, variableDeclaration, ct),
RefactoringDescriptors.SplitVariableDeclaration);
}
}
public static async Task ComputeRefactoringAsync(RefactoringContext context, StatementListSelection selectedStatements)
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInUsingStatement))
{
var refactoring = new WrapStatements.WrapInUsingStatementRefactoring();
await refactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CollapseToInitializer))
{
await CollapseToInitializerRefactoring.ComputeRefactoringsAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeIfStatements))
{
MergeIfStatementsRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ConvertStatementsToIfElse))
{
ConvertStatementsToIfElseRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsAnyRefactoringEnabled(
RefactoringIdentifiers.UseCoalesceExpressionInsteadOfIf,
RefactoringIdentifiers.ConvertIfToConditionalOperator,
RefactoringIdentifiers.SimplifyIf))
{
SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);
IfAnalysisOptions options = IfStatementRefactoring.GetIfAnalysisOptions(context);
foreach (IfAnalysis analysis in IfAnalysis.Analyze(selectedStatements, options, semanticModel, context.CancellationToken))
{
string refactoringId = IfStatementRefactoring.GetRefactoringIdentifier(analysis);
if (context.IsRefactoringEnabled(refactoringId))
{
context.RegisterRefactoring(
analysis.Title,
cancellationToken => IfRefactoring.RefactorAsync(context.Document, analysis, cancellationToken),
equivalenceKey: refactoringId);
}
}
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeLocalDeclarations))
{
await MergeLocalDeclarationsRefactoring.ComputeRefactoringsAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeAssignmentExpressionWithReturnStatement))
{
MergeAssignmentExpressionWithReturnStatementRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CheckExpressionForNull))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ConvertWhileToFor))
{
await ConvertWhileToForRefactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInCondition))
{
context.RegisterRefactoring(
WrapInIfStatementRefactoring.Title,
ct => WrapInIfStatementRefactoring.Instance.RefactorAsync(context.Document, selectedStatements, ct),
RefactoringIdentifiers.WrapInCondition);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInTryCatch))
{
context.RegisterRefactoring(
WrapInTryCatchRefactoring.Title,
ct => WrapInTryCatchRefactoring.Instance.RefactorAsync(context.Document, selectedStatements, ct),
RefactoringIdentifiers.WrapInTryCatch);
}
}
public static async Task ComputeRefactoringAsync(RefactoringContext context, StatementListSelection selectedStatements)
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInUsingStatement))
{
var refactoring = new WrapStatements.WrapInUsingStatementRefactoring();
await refactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CollapseToInitializer))
{
await CollapseToInitializerRefactoring.ComputeRefactoringsAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeIfStatements))
{
MergeIfStatementsRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsAnyRefactoringEnabled(
RefactoringIdentifiers.UseCoalesceExpressionInsteadOfIf,
RefactoringIdentifiers.UseConditionalExpressionInsteadOfIf,
RefactoringIdentifiers.SimplifyIf))
{
SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);
var options = new IfAnalysisOptions(
useCoalesceExpression: context.IsRefactoringEnabled(RefactoringIdentifiers.UseCoalesceExpressionInsteadOfIf),
useConditionalExpression: context.IsRefactoringEnabled(RefactoringIdentifiers.UseConditionalExpressionInsteadOfIf),
useBooleanExpression: context.IsRefactoringEnabled(RefactoringIdentifiers.SimplifyIf),
useExpression: false);
foreach (IfAnalysis analysis in IfAnalysis.Analyze(selectedStatements, options, semanticModel, context.CancellationToken))
{
context.RegisterRefactoring(
analysis.Title,
cancellationToken => IfRefactoring.RefactorAsync(context.Document, analysis, cancellationToken));
}
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeLocalDeclarations))
{
await MergeLocalDeclarationsRefactoring.ComputeRefactoringsAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeAssignmentExpressionWithReturnStatement))
{
MergeAssignmentExpressionWithReturnStatementRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CheckExpressionForNull))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ReplaceWhileWithFor))
{
await ReplaceWhileWithForRefactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInElseClause))
{
WrapInElseClauseRefactoring.ComputeRefactoring(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInCondition))
{
context.RegisterRefactoring(
WrapInIfStatementRefactoring.Title,
ct => WrapInIfStatementRefactoring.Instance.RefactorAsync(context.Document, selectedStatements, ct));
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInTryCatch))
{
context.RegisterRefactoring(
WrapInTryCatchRefactoring.Title,
ct => WrapInTryCatchRefactoring.Instance.RefactorAsync(context.Document, selectedStatements, ct));
}
}
public static async Task ComputeRefactoringAsync(RefactoringContext context, SelectedStatementCollection selectedStatements)
{
if (selectedStatements.Any())
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInUsingStatement))
{
var refactoring = new WrapInUsingStatementRefactoring();
await refactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CollapseToInitializer))
{
await CollapseToInitializerRefactoring.ComputeRefactoringsAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeIfStatements))
{
MergeIfStatementsRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ReplaceIfStatementWithReturnStatement))
{
ReplaceIfAndReturnWithReturnRefactoring.ComputeRefactoring(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeLocalDeclarations))
{
await MergeLocalDeclarationsRefactoring.ComputeRefactoringsAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.MergeAssignmentExpressionWithReturnStatement))
{
MergeAssignmentExpressionWithReturnStatementRefactoring.ComputeRefactorings(context, selectedStatements);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CheckExpressionForNull))
{
await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.ReplaceWhileWithFor))
{
await ReplaceWhileWithForRefactoring.ComputeRefactoringAsync(context, selectedStatements).ConfigureAwait(false);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInCondition))
{
context.RegisterRefactoring(
"Wrap in condition",
cancellationToken =>
{
var refactoring = new WrapInIfStatementRefactoring();
return(refactoring.RefactorAsync(context.Document, selectedStatements, cancellationToken));
});
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.WrapInTryCatch))
{
context.RegisterRefactoring(
"Wrap in try-catch",
cancellationToken =>
{
var refactoring = new WrapInTryCatchRefactoring();
return(refactoring.RefactorAsync(context.Document, selectedStatements, cancellationToken));
});
}
}
}