Pattern

Binder\Binder_Patterns.cs (1)

39BoundPattern pattern = BindPattern(node.Pattern, expression.Type, permitDesignations: true, hasErrors, diagnostics, underIsPattern: true);

Syntax.xml.Main.Generated.cs (1)

1762=> node.Update((ExpressionSyntax?)Visit(node.Expression) ?? throw new ArgumentNullException("expression"), VisitToken(node.IsKeyword), (PatternSyntax?)Visit(node.Pattern) ?? throw new ArgumentNullException("pattern"));

Syntax.xml.Syntax.Generated.cs (3)

5087if (expression != this.Expression || isKeyword != this.IsKeyword || pattern != this.Pattern) 5097public IsPatternExpressionSyntax WithExpression(ExpressionSyntax expression) => Update(expression, this.IsKeyword, this.Pattern); 5098public IsPatternExpressionSyntax WithIsKeyword(SyntaxToken isKeyword) => Update(this.Expression, isKeyword, this.Pattern);

src\Analyzers\CSharp\Analyzers\AddRequiredParentheses\CSharpAddRequiredExpressionParenthesesDiagnosticAnalyzer.cs (2)

54node is IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax }; 64case IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax constantPattern } isPatternExpression:

src\Analyzers\CSharp\Analyzers\UseCoalesceExpression\CSharpUseCoalesceExpressionForIfNullStatementCheckDiagnosticAnalyzer.cs (1)

48else if (condition is IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax { Expression: LiteralExpressionSyntax(SyntaxKind.NullLiteralExpression) } } isPattern)

src\Analyzers\CSharp\Analyzers\UseCompoundAssignment\CSharpUseCompoundCoalesceAssignmentDiagnosticAnalyzer.cs (1)

188else if (condition is IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax { Expression: LiteralExpressionSyntax(SyntaxKind.NullLiteralExpression) } } isPattern)

src\Analyzers\CSharp\Analyzers\UseNullPropagation\CSharpUseNullPropagationDiagnosticAnalyzer.cs (1)

51var pattern = patternExpression.Pattern;

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpAsAndMemberAccessDiagnosticAnalyzer.cs (2)

136if (isPatternExpression.Pattern is ConstantPatternSyntax { Expression: var expression1 }) 150else if (isPatternExpression.Pattern is UnaryPatternSyntax { Pattern: ConstantPatternSyntax { Expression: var expression2 } })

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpAsAndNullCheckDiagnosticAnalyzer.cs (1)

75IsPatternExpressionSyntax isPattern => (isPattern.Expression, isPattern.Pattern),

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpUseNotPatternDiagnosticAnalyzer.cs (1)

75IsPatternExpressionSyntax { Pattern: DeclarationPatternSyntax or ConstantPatternSyntax } isPattern

src\Analyzers\CSharp\Analyzers\UsePatternMatching\UsePatternMatchingHelpers.cs (1)

89if (parentIsPatternExpression.Pattern is UnaryPatternSyntax

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Formatting\Rules\SuppressFormattingRule.cs (1)

109if (isPattern.Pattern is RecursivePatternSyntax recursivePattern2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\SyntaxFacts\CSharpSyntaxFacts.cs (1)

1391right = isPatternExpression.Pattern;

src\Analyzers\CSharp\CodeFixes\RemoveUnnecessaryDiscardDesignation\CSharpRemoveUnnecessaryDiscardDesignationCodeFixProvider.cs (1)

57((DeclarationPatternSyntax)isPattern.Pattern).Type)

src\Analyzers\CSharp\CodeFixes\UseIsNullCheck\CSharpUseIsNullCheckForCastAndEqualityOperatorCodeFixProvider.cs (1)

81UnaryPattern(isPattern.Pattern));

src\Analyzers\CSharp\CodeFixes\UsePatternMatching\CSharpAsAndMemberAccessCodeFixProvider.cs (2)

126if (isPatternExpression.Pattern is UnaryPatternSyntax(kind: SyntaxKind.NotPattern) unaryPattern && 132return (default, isPatternExpression.Pattern);

src\Analyzers\CSharp\CodeFixes\UsePatternMatching\CSharpAsAndNullCheckCodeFixProvider.cs (2)

100: ((IsPatternExpressionSyntax)comparison).Pattern; 176UnaryPattern(NotKeyword, isPatternExpression.Pattern));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\LanguageServices\CSharpTypeInferenceService.TypeInferrer.cs (2)

1520return GetPatternTypes(isPatternExpression.Pattern); 1522else if (child == isPatternExpression.Pattern)

CodeRefactorings\UseRecursivePatterns\UseRecursivePatternsCodeRefactoringProvider.cs (3)

106TryFindVariableDesignation(isPatternExpression.Pattern, rightReceiver, model) is var (containingPattern, rightNamesOpt)) 108Debug.Assert(leftTarget == isPatternExpression.Pattern); 361IsPatternExpressionSyntax expr => (expr.Expression, expr.Pattern, Flipped: false),

src\Analyzers\CSharp\Analyzers\AddRequiredParentheses\CSharpAddRequiredExpressionParenthesesDiagnosticAnalyzer.cs (2)

54node is IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax }; 64case IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax constantPattern } isPatternExpression:

src\Analyzers\CSharp\Analyzers\UseCoalesceExpression\CSharpUseCoalesceExpressionForIfNullStatementCheckDiagnosticAnalyzer.cs (1)

48else if (condition is IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax { Expression: LiteralExpressionSyntax(SyntaxKind.NullLiteralExpression) } } isPattern)

src\Analyzers\CSharp\Analyzers\UseCompoundAssignment\CSharpUseCompoundCoalesceAssignmentDiagnosticAnalyzer.cs (1)

188else if (condition is IsPatternExpressionSyntax { Pattern: ConstantPatternSyntax { Expression: LiteralExpressionSyntax(SyntaxKind.NullLiteralExpression) } } isPattern)

src\Analyzers\CSharp\Analyzers\UseNullPropagation\CSharpUseNullPropagationDiagnosticAnalyzer.cs (1)

51var pattern = patternExpression.Pattern;

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpAsAndMemberAccessDiagnosticAnalyzer.cs (2)

136if (isPatternExpression.Pattern is ConstantPatternSyntax { Expression: var expression1 }) 150else if (isPatternExpression.Pattern is UnaryPatternSyntax { Pattern: ConstantPatternSyntax { Expression: var expression2 } })

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpAsAndNullCheckDiagnosticAnalyzer.cs (1)

75IsPatternExpressionSyntax isPattern => (isPattern.Expression, isPattern.Pattern),

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpUseNotPatternDiagnosticAnalyzer.cs (1)

75IsPatternExpressionSyntax { Pattern: DeclarationPatternSyntax or ConstantPatternSyntax } isPattern

src\Analyzers\CSharp\Analyzers\UsePatternMatching\UsePatternMatchingHelpers.cs (1)

89if (parentIsPatternExpression.Pattern is UnaryPatternSyntax

src\Analyzers\CSharp\CodeFixes\RemoveUnnecessaryDiscardDesignation\CSharpRemoveUnnecessaryDiscardDesignationCodeFixProvider.cs (1)

57((DeclarationPatternSyntax)isPattern.Pattern).Type)

src\Analyzers\CSharp\CodeFixes\UseIsNullCheck\CSharpUseIsNullCheckForCastAndEqualityOperatorCodeFixProvider.cs (1)

81UnaryPattern(isPattern.Pattern));

src\Analyzers\CSharp\CodeFixes\UsePatternMatching\CSharpAsAndMemberAccessCodeFixProvider.cs (2)

126if (isPatternExpression.Pattern is UnaryPatternSyntax(kind: SyntaxKind.NotPattern) unaryPattern && 132return (default, isPatternExpression.Pattern);

src\Analyzers\CSharp\CodeFixes\UsePatternMatching\CSharpAsAndNullCheckCodeFixProvider.cs (2)

100: ((IsPatternExpressionSyntax)comparison).Pattern; 176UnaryPattern(NotKeyword, isPatternExpression.Pattern));

Semantics\FunctionPointerTests.cs (3)

3379FunctionPointerUtilities.VerifyFunctionPointerSemanticInfo(model, isPatterns[1].Pattern, 3434FunctionPointerUtilities.VerifyFunctionPointerSemanticInfo(model, isPattern.Pattern, 3477FunctionPointerUtilities.VerifyFunctionPointerSemanticInfo(model, isPattern.Pattern,

Generated\Syntax.Test.xml.Generated.cs (2)

12122Assert.NotNull(node.Pattern); 12123var newNode = node.WithExpression(node.Expression).WithIsKeyword(node.IsKeyword).WithPattern(node.Pattern);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Formatting\Rules\SuppressFormattingRule.cs (1)

109if (isPattern.Pattern is RecursivePatternSyntax recursivePattern2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\SyntaxFacts\CSharpSyntaxFacts.cs (1)

1391right = isPatternExpression.Pattern;

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\LanguageServices\CSharpTypeInferenceService.TypeInferrer.cs (2)

1520return GetPatternTypes(isPatternExpression.Pattern); 1522else if (child == isPatternExpression.Pattern)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Formatting\Rules\SuppressFormattingRule.cs (1)

109if (isPattern.Pattern is RecursivePatternSyntax recursivePattern2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\SyntaxFacts\CSharpSyntaxFacts.cs (1)

1391right = isPatternExpression.Pattern;

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\LanguageServices\CSharpTypeInferenceService.TypeInferrer.cs (2)

1520return GetPatternTypes(isPatternExpression.Pattern); 1522else if (child == isPatternExpression.Pattern)