language-servers/rust-analyzer
1
0
Fork 0
mirror of https://github.com/rust-lang/rust-analyzer.git synced 2025-10-26 17:57:19 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

Add inlay hint for exclusive ranges

Browse source 
Adds an inlay hint containing a '<' character to exclusive range expressions and patterns that specify an upper bound.
This commit is contained in:
riverbl 2024-01-06 22:03:45 +00:00
parent f595e60b6d
commit 3c378b9c70
14 changed files with 209 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

24
crates/syntax/src/ast/expr_ext.rs
View file

@ -13,6 +13,8 @@ use crate::{
SyntaxNode, SyntaxToken, T,
};
use super::RangeItem;
impl ast::HasAttrs for ast::Expr {}
impl ast::Expr {
@ -227,16 +229,12 @@ impl ast::RangeExpr {
Some((ix, token, bin_op))
})
}
}
pub fn op_kind(&self) -> Option<RangeOp> {
self.op_details().map(|t| t.2)
}
impl RangeItem for ast::RangeExpr {
type Bound = ast::Expr;
pub fn op_token(&self) -> Option<SyntaxToken> {
self.op_details().map(|t| t.1)
}
pub fn start(&self) -> Option<ast::Expr> {
fn start(&self) -> Option<ast::Expr> {
let op_ix = self.op_details()?.0;
self.syntax()
.children_with_tokens()
@ -244,13 +242,21 @@ impl ast::RangeExpr {
.find_map(|it| ast::Expr::cast(it.into_node()?))
}
pub fn end(&self) -> Option<ast::Expr> {
fn end(&self) -> Option<ast::Expr> {
let op_ix = self.op_details()?.0;
self.syntax()
.children_with_tokens()
.skip(op_ix + 1)
.find_map(|it| ast::Expr::cast(it.into_node()?))
}
fn op_token(&self) -> Option<SyntaxToken> {
self.op_details().map(|t| t.1)
}
fn op_kind(&self) -> Option<RangeOp> {
self.op_details().map(|t| t.2)
}
}
impl ast::IndexExpr {