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Auto merge of #15431 - alibektas:deunwrap/extract_function, r=Veykril

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minor : Deunwrap extract_function

#15398 subtask 5.
This commit is contained in:
bors 2023-09-11 08:37:57 +00:00
commit cc6c8209cb
1 changed files with 21 additions and 22 deletions
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31
crates/ide-assists/src/handlers/extract_function.rs
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@ -531,7 +531,7 @@ fn node(&self) -> &SyntaxNode {
fn extracted_from_trait_impl(&self) -> bool {
match self.node().ancestors().find_map(ast::Impl::cast) {
Some(c) => return c.trait_().is_some(),
Some(c) => c.trait_().is_some(),
None => false,
}
}
@ -1048,13 +1048,9 @@ fn where_clause(&self) -> Option<ast::WhereClause> {
fn generic_parents(parent: &SyntaxNode) -> Vec<GenericParent> {
let mut list = Vec::new();
if let Some(parent_item) = parent.ancestors().find_map(ast::Item::cast) {
match parent_item {
ast::Item::Fn(ref fn_) => {
if let Some(parent_parent) = parent_item
.syntax()
.parent()
.and_then(|it| it.parent())
.and_then(ast::Item::cast)
if let ast::Item::Fn(ref fn_) = parent_item {
if let Some(parent_parent) =
parent_item.syntax().parent().and_then(|it| it.parent()).and_then(ast::Item::cast)
{
match parent_parent {
ast::Item::Impl(impl_) => list.push(GenericParent::Impl(impl_)),
@ -1064,8 +1060,6 @@ fn generic_parents(parent: &SyntaxNode) -> Vec<GenericParent> {
}
list.push(GenericParent::Fn(fn_.clone()));
}
_ => (),
}
}
list
}
@ -1728,7 +1722,7 @@ fn make_body(
let block = match &fun.body {
FunctionBody::Expr(expr) => {
let expr = rewrite_body_segment(ctx, &fun.params, &handler, expr.syntax());
let expr = ast::Expr::cast(expr).unwrap();
let expr = ast::Expr::cast(expr).expect("Body segment should be an expr");
match expr {
ast::Expr::BlockExpr(block) => {
// If the extracted expression is itself a block, there is no need to wrap it inside another block.
@ -1868,9 +1862,8 @@ fn with_tail_expr(block: ast::BlockExpr, tail_expr: ast::Expr) -> ast::BlockExpr
if let Some(stmt_list) = block.stmt_list() {
stmt_list.syntax().children_with_tokens().for_each(|node_or_token| {
match &node_or_token {
syntax::NodeOrToken::Token(_) => elements.push(node_or_token),
_ => (),
if let syntax::NodeOrToken::Token(_) = &node_or_token {
elements.push(node_or_token)
};
});
}
@ -1934,12 +1927,18 @@ fn fix_param_usages(ctx: &AssistContext<'_>, params: &[Param], syntax: &SyntaxNo
Some(ast::Expr::RefExpr(node))
if param.kind() == ParamKind::MutRef && node.mut_token().is_some() =>
{
ted::replace(node.syntax(), node.expr().unwrap().syntax());
ted::replace(
node.syntax(),
node.expr().expect("RefExpr::expr() cannot be None").syntax(),
);
}
Some(ast::Expr::RefExpr(node))
if param.kind() == ParamKind::SharedRef && node.mut_token().is_none() =>
{
ted::replace(node.syntax(), node.expr().unwrap().syntax());
ted::replace(
node.syntax(),
node.expr().expect("RefExpr::expr() cannot be None").syntax(),
);
}
Some(_) | None => {
let p = &make::expr_prefix(T![*], usage.clone()).clone_for_update();