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fix: break between non-block if/else statements #633

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merged 1 commit into from
Jan 14, 2024
Merged

fix: break between non-block if/else statements #633

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4 changes: 3 additions & 1 deletion packages/prettier-plugin-java/src/printers/blocks-and-statements.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -205,7 +205,9 @@ export class BlocksAndStatementPrettierVisitor extends BaseCstPrettierPrinter {

const elseOnSameLine =
hasTrailingLineComments(ctx.statement[0]) ||
hasLeadingLineComments(ctx.Else[0])
hasLeadingLineComments(ctx.Else[0]) ||
!ctx.statement[0].children.statementWithoutTrailingSubstatement?.[0]
.children.block
? hardline
: " ";

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18 changes: 12 additions & 6 deletions packages/prettier-plugin-java/test/unit-test/empty_statement/_output.java
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Expand Up @@ -37,23 +37,27 @@ public void forEachWithEmptyStatement(List<String> list) {
}

public void ifElseWithEmptyStatements() {
if (test); else {
if (test);
else {
System.out.println("one");
}

if (test) {
System.out.println("two");
} else;

if (test); else;
if (test);
else;
}

public void ifElseWithEmptyStatementsWithComments() {
if (test) /*test*/; else {
if (test) /*test*/;
else {
System.out.println("one");
}

if (test); /*test*/else {
if (test);
/*test*/else {
System.out.println("one");
}

Expand All @@ -65,9 +69,11 @@ public void ifElseWithEmptyStatementsWithComments() {
System.out.println("two");
} else;/*test*/

if (test); /*test*/else;/*test*/
if (test);
/*test*/else;/*test*/

if (test) /*test*/; else /*test*/;
if (test) /*test*/;
else /*test*/;
}

public void simpleWhileWithEmptyStatement(boolean one) {
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8 changes: 3 additions & 5 deletions packages/prettier-plugin-java/test/unit-test/sealed/_output.java
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Expand Up @@ -46,11 +46,9 @@ default Shape rotate(double angle) {
}

default String areaMessage() {
if (this instanceof Circle) return "Circle: " + area(); else if (
this instanceof Rectangle
) return "Rectangle: " + area(); else if (
this instanceof RightTriangle
) return "Triangle: " + area();
if (this instanceof Circle) return "Circle: " + area();
else if (this instanceof Rectangle) return "Rectangle: " + area();
else if (this instanceof RightTriangle) return "Triangle: " + area();
// :(
throw new IllegalArgumentException();
}
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