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Pattern match on slice elements instead of using .first().unwrap()

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This commit is contained in:
unexge 2020-08-05 13:25:26 +03:00
parent 5214b4cdba
commit 6cb090345e
1 changed files with 6 additions and 7 deletions
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13
crates/ra_assists/src/handlers/expand_glob_import.rs
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@ -147,17 +147,16 @@ fn replace_ast(
path: ast::Path,
used_names: Vec<Name>,
) {
let replacement: Either<ast::UseTree, ast::UseTreeList> = if used_names.len() == 1 {
Either::Left(ast::make::use_tree(
ast::make::path_from_text(&format!("{}::{}", path, used_names.first().unwrap())),
let replacement: Either<ast::UseTree, ast::UseTreeList> = match used_names.as_slice() {
[name] => Either::Left(ast::make::use_tree(
ast::make::path_from_text(&format!("{}::{}", path, name)),
None,
None,
false,
))
} else {
Either::Right(ast::make::use_tree_list(used_names.iter().map(|n| {
)),
names => Either::Right(ast::make::use_tree_list(names.iter().map(|n| {
ast::make::use_tree(ast::make::path_from_text(&n.to_string()), None, None, false)
})))
}))),
};
let mut replace_node = |replacement: Either<ast::UseTree, ast::UseTreeList>| {