void (@NotNull GrIfStatement ifStatement, @NotNull GrIfStatement newIf) { final GrStatement thenBranch = newIf.getThenBranch(); assert thenBranch != null; GrStatement elseBranch = ifStatement.getElseBranch(); if (elseBranch != null) { thenBranch.replaceWithStatement(elseBranch); return; } PsiElement parent = ifStatement.getParent(); if (!(parent instanceof GrStatementOwner)) return; if (!isTailAfterIf(ifStatement, ((GrStatementOwner)parent))) return; final PsiElement start = ifStatement.getNextSibling(); PsiElement end = parent instanceof GrCodeBlock ? ((GrCodeBlock)parent).getRBrace().getPrevSibling() : parent.getLastChild(); final GrOpenBlock block = ((GrBlockStatement)thenBranch).getBlock(); block.addRangeAfter(start, end, block.getLBrace()); parent.deleteChildRange(start, end); }