public async Task <ExtractMethodResult> ExtractMethodAsync(CancellationToken cancellationToken)
{
var operationStatus = OriginalSelectionResult.Status;
var analyzeResult = await AnalyzeAsync(OriginalSelectionResult, LocalFunction, cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
operationStatus = await CheckVariableTypesAsync(analyzeResult.Status.With(operationStatus), analyzeResult, cancellationToken).ConfigureAwait(false);
if (operationStatus.FailedWithNoBestEffortSuggestion())
{
return(new FailedExtractMethodResult(operationStatus));
}
var insertionPoint = await GetInsertionPointAsync(analyzeResult.SemanticDocument, OriginalSelectionResult.OriginalSpan.Start, cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
var triviaResult = await PreserveTriviaAsync(OriginalSelectionResult.With(insertionPoint.SemanticDocument), cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
var expandedDocument = await ExpandAsync(OriginalSelectionResult.With(triviaResult.SemanticDocument), cancellationToken).ConfigureAwait(false);
var generatedCode = await GenerateCodeAsync(
insertionPoint.With(expandedDocument),
OriginalSelectionResult.With(expandedDocument),
analyzeResult.With(expandedDocument),
cancellationToken).ConfigureAwait(false);
var applied = await triviaResult.ApplyAsync(generatedCode, cancellationToken).ConfigureAwait(false);
var afterTriviaRestored = applied.With(operationStatus);
cancellationToken.ThrowIfCancellationRequested();
if (afterTriviaRestored.Status.FailedWithNoBestEffortSuggestion())
{
return(await CreateExtractMethodResultAsync(
operationStatus, generatedCode.SemanticDocument, generatedCode.MethodNameAnnotation, generatedCode.MethodDefinitionAnnotation, cancellationToken).ConfigureAwait(false));
}
var finalDocument = afterTriviaRestored.Data.Document;
finalDocument = await Formatter.FormatAsync(
finalDocument,
Formatter.Annotation,
options : null,
rules : GetFormattingRules(finalDocument),
cancellationToken : cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
return(await CreateExtractMethodResultAsync(
operationStatus.With(generatedCode.Status),
await SemanticDocument.CreateAsync(finalDocument, cancellationToken).ConfigureAwait(false),
generatedCode.MethodNameAnnotation,
generatedCode.MethodDefinitionAnnotation,
cancellationToken).ConfigureAwait(false));
}
public async Task <ExtractMethodResult> ExtractMethodAsync(CancellationToken cancellationToken)
{
var operationStatus = OriginalSelectionResult.Status;
var analyzeResult = await AnalyzeAsync(OriginalSelectionResult, LocalFunction, cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
operationStatus = await CheckVariableTypesAsync(analyzeResult.Status.With(operationStatus), analyzeResult, cancellationToken).ConfigureAwait(false);
if (operationStatus.FailedWithNoBestEffortSuggestion())
{
return(new FailedExtractMethodResult(operationStatus));
}
var insertionPoint = await GetInsertionPointAsync(analyzeResult.SemanticDocument, cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
var triviaResult = await PreserveTriviaAsync(OriginalSelectionResult.With(insertionPoint.SemanticDocument), cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
var expandedDocument = await ExpandAsync(OriginalSelectionResult.With(triviaResult.SemanticDocument), cancellationToken).ConfigureAwait(false);
var generatedCode = await GenerateCodeAsync(
insertionPoint.With(expandedDocument),
OriginalSelectionResult.With(expandedDocument),
analyzeResult.With(expandedDocument),
Options.CodeGenerationOptions,
Options.NamingPreferences,
cancellationToken).ConfigureAwait(false);
var applied = await triviaResult.ApplyAsync(generatedCode, cancellationToken).ConfigureAwait(false);
var afterTriviaRestored = applied.With(operationStatus);
cancellationToken.ThrowIfCancellationRequested();
if (afterTriviaRestored.Status.FailedWithNoBestEffortSuggestion())
{
return(await CreateExtractMethodResultAsync(
operationStatus, generatedCode.SemanticDocument, ImmutableArray <AbstractFormattingRule> .Empty, generatedCode.MethodNameAnnotation, generatedCode.MethodDefinitionAnnotation, cancellationToken).ConfigureAwait(false));
}
var documentWithoutFinalFormatting = afterTriviaRestored.Data.Document;
cancellationToken.ThrowIfCancellationRequested();
return(await CreateExtractMethodResultAsync(
operationStatus.With(generatedCode.Status),
await SemanticDocument.CreateAsync(documentWithoutFinalFormatting, cancellationToken).ConfigureAwait(false),
GetFormattingRules(documentWithoutFinalFormatting),
generatedCode.MethodNameAnnotation,
generatedCode.MethodDefinitionAnnotation,
cancellationToken).ConfigureAwait(false));
}