bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/syntax/src/ast/edit.rs')
-rw-r--r--crates/syntax/src/ast/edit.rs38
1 files changed, 0 insertions, 38 deletions
diff --git a/crates/syntax/src/ast/edit.rs b/crates/syntax/src/ast/edit.rs
index 43a9c6756d..15805dfc86 100644
--- a/crates/syntax/src/ast/edit.rs
+++ b/crates/syntax/src/ast/edit.rs
@@ -4,48 +4,10 @@
use std::{fmt, iter, ops};
use crate::{
- algo,
ast::{self, make, AstNode},
ted, AstToken, NodeOrToken, SyntaxElement, SyntaxNode, SyntaxToken,
};
-impl ast::UseTree {
- /// Splits off the given prefix, making it the path component of the use tree, appending the rest of the path to all UseTreeList items.
- #[must_use]
- pub fn split_prefix(&self, prefix: &ast::Path) -> ast::UseTree {
- let suffix = if self.path().as_ref() == Some(prefix) && self.use_tree_list().is_none() {
- make::path_unqualified(make::path_segment_self())
- } else {
- match split_path_prefix(prefix) {
- Some(it) => it,
- None => return self.clone(),
- }
- };
-
- let use_tree = make::use_tree(
- suffix,
- self.use_tree_list(),
- self.rename(),
- self.star_token().is_some(),
- );
- let nested = make::use_tree_list(iter::once(use_tree));
- return make::use_tree(prefix.clone(), Some(nested), None, false);
-
- fn split_path_prefix(prefix: &ast::Path) -> Option<ast::Path> {
- let parent = prefix.parent_path()?;
- let segment = parent.segment()?;
- if algo::has_errors(segment.syntax()) {
- return None;
- }
- let mut res = make::path_unqualified(segment);
- for p in iter::successors(parent.parent_path(), |it| it.parent_path()) {
- res = make::path_qualified(res, p.segment()?);
- }
- Some(res)
- }
- }
-}
-
#[derive(Debug, Clone, Copy)]
pub struct IndentLevel(pub u8);