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Merge #8620
8620: Remove unnecessary braces for extracted block expression r=Veykril a=brandondong This change addresses the first bullet point of https://github.com/rust-analyzer/rust-analyzer/issues/7839. Specifically, when extracting block expressions, remove the unneeded extra braces inside the generated function. Co-authored-by: Brandon <brandondong604@hotmail.com>
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commit
0bb074aa26
1 changed files with 22 additions and 14 deletions
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@ -1227,10 +1227,20 @@ fn make_body(
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FunctionBody::Expr(expr) => {
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let expr = rewrite_body_segment(ctx, &fun.params, &handler, expr.syntax());
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let expr = ast::Expr::cast(expr).unwrap();
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match expr {
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ast::Expr::BlockExpr(block) => {
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// If the extracted expression is itself a block, there is no need to wrap it inside another block.
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let block = block.dedent(old_indent);
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// Recreate the block for formatting consistency with other extracted functions.
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make::block_expr(block.statements(), block.tail_expr())
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}
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_ => {
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let expr = expr.dedent(old_indent).indent(IndentLevel(1));
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make::block_expr(Vec::new(), Some(expr))
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}
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}
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}
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FunctionBody::Span { parent, text_range } => {
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let mut elements: Vec<_> = parent
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.syntax()
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@ -1544,7 +1554,7 @@ fn foo() {
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}
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fn $0fun_name() -> i32 {
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{ 1 + 1 }
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1 + 1
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}"#,
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);
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}
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@ -2526,7 +2536,6 @@ fn foo() {
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}
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fn $0fun_name(n: &mut i32) {
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{
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*n += *n;
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bar(*n);
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bar(*n+1);
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@ -2536,7 +2545,6 @@ fn $0fun_name(n: &mut i32) {
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let v = n;
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*v = v.succ();
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n.succ();
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}
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}",
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);
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}
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