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Format destructuring by brace format option

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Kagami Sascha Rosylight
2016-12-22 11:03:20 +09:00
parent 1f50056570
commit 82be6d1746
2 changed files with 10 additions and 6 deletions
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src/services/formatting/rules.ts
+8 -4
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@@ -292,10 +292,10 @@ namespace ts.formatting {
this.SpaceBeforeOpenBraceInControl = new Rule(RuleDescriptor.create2(this.ControlOpenBraceLeftTokenRange, SyntaxKind.OpenBraceToken), RuleOperation.create2(new RuleOperationContext(Rules.IsControlDeclContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeMultilineBlockContext), RuleAction.Space), RuleFlags.CanDeleteNewLines);
// Insert a space after { and before } in single-line contexts, but remove space from empty object literals {}.
this.SpaceAfterOpenBrace = new Rule(RuleDescriptor.create3(SyntaxKind.OpenBraceToken, Shared.TokenRange.Any), RuleOperation.create2(new RuleOperationContext(Rules.IsSingleLineBlockContext), RuleAction.Space));
this.SpaceBeforeCloseBrace = new Rule(RuleDescriptor.create2(Shared.TokenRange.Any, SyntaxKind.CloseBraceToken), RuleOperation.create2(new RuleOperationContext(Rules.IsSingleLineBlockContext), RuleAction.Space));
this.NoSpaceAfterOpenBrace = new Rule(RuleDescriptor.create3(SyntaxKind.OpenBraceToken, Shared.TokenRange.Any), RuleOperation.create2(new RuleOperationContext(Rules.IsSingleLineBlockContext), RuleAction.Delete));
this.NoSpaceBeforeCloseBrace = new Rule(RuleDescriptor.create2(Shared.TokenRange.Any, SyntaxKind.CloseBraceToken), RuleOperation.create2(new RuleOperationContext(Rules.IsSingleLineBlockContext), RuleAction.Delete));
this.SpaceAfterOpenBrace = new Rule(RuleDescriptor.create3(SyntaxKind.OpenBraceToken, Shared.TokenRange.Any), RuleOperation.create2(new RuleOperationContext(Rules.IsBraceWrappedContext), RuleAction.Space));
this.SpaceBeforeCloseBrace = new Rule(RuleDescriptor.create2(Shared.TokenRange.Any, SyntaxKind.CloseBraceToken), RuleOperation.create2(new RuleOperationContext(Rules.IsBraceWrappedContext), RuleAction.Space));
this.NoSpaceAfterOpenBrace = new Rule(RuleDescriptor.create3(SyntaxKind.OpenBraceToken, Shared.TokenRange.Any), RuleOperation.create2(new RuleOperationContext(Rules.IsBraceWrappedContext), RuleAction.Delete));
this.NoSpaceBeforeCloseBrace = new Rule(RuleDescriptor.create2(Shared.TokenRange.Any, SyntaxKind.CloseBraceToken), RuleOperation.create2(new RuleOperationContext(Rules.IsBraceWrappedContext), RuleAction.Delete));
this.NoSpaceBetweenEmptyBraceBrackets = new Rule(RuleDescriptor.create1(SyntaxKind.OpenBraceToken, SyntaxKind.CloseBraceToken), RuleOperation.create2(new RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsObjectContext), RuleAction.Delete));
// Insert new line after { and before } in multi-line contexts.
@@ -615,6 +615,10 @@ namespace ts.formatting {
return context.TokensAreOnSameLine() || Rules.IsBeforeMultilineBlockContext(context);
}
static IsBraceWrappedContext(context: FormattingContext): boolean {
return context.contextNode.kind === SyntaxKind.ObjectBindingPattern || Rules.IsSingleLineBlockContext(context);
}
// This check is done before an open brace in a control construct, a function, or a typescript block declaration
static IsBeforeMultilineBlockContext(context: FormattingContext): boolean {
return Rules.IsBeforeBlockContext(context) && !(context.NextNodeAllOnSameLine() || context.NextNodeBlockIsOnOneLine());
tests/cases/fourslash/formattingOptionsChange.ts
+2 -2
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@@ -13,7 +13,7 @@
////}
/////*PlaceOpenBraceOnNewLineForControlBlocks*/if (true) {
////}
/////*InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces*/{ var t = 1};
/////*InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces*/{ var t = 1}; var {a,b } = { a: 'sw', b:'r' };
runTest("InsertSpaceAfterCommaDelimiter", "[1, 2, 3];[72,];", "[1,2,3];[72,];");
runTest("InsertSpaceAfterSemicolonInForStatements", "for (i = 0; i; i++);", "for (i = 0;i;i++);");
@@ -26,7 +26,7 @@ runTest("InsertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces", "`${ 1 }`
runTest("InsertSpaceAfterTypeAssertion", "const bar = <Bar> Thing.getFoo();", "const bar = <Bar>Thing.getFoo();");
runTest("PlaceOpenBraceOnNewLineForFunctions", "class foo", "class foo {");
runTest("PlaceOpenBraceOnNewLineForControlBlocks", "if ( true )", "if ( true ) {");
runTest("InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces", "{ var t = 1 };", "{var t = 1};");
runTest("InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces", "{ var t = 1 }; var { a, b } = { a: 'sw', b: 'r' };", "{var t = 1}; var {a, b} = {a: 'sw', b: 'r'};");
function runTest(propertyName: string, expectedStringWhenTrue: string, expectedStringWhenFalse: string) {