Fixed cursor being at end

This commit is contained in:
Wyatt Herkamp 2024-03-24 10:38:03 -04:00
parent ecac8e3514
commit e3f9a0afe1

View File

@ -4,7 +4,7 @@ use syntax::{
algo,
ast::{self, make, AstNode},
ted::{self, Position},
AstToken, NodeOrToken, SyntaxToken, TextRange, T,
NodeOrToken, SyntaxToken, TextRange, T,
};
use crate::{AssistContext, AssistId, AssistKind, Assists};
@ -55,39 +55,46 @@ fn attempt_get_derive(attr: ast::Attr, ident: SyntaxToken) -> WrapUnwrapOption {
syntax::Direction::Next,
)?;
if (prev.kind() == T![,] || prev.kind() == T!['('])
&& (following.kind() == T![,] || following.kind() == T!['('])
&& (following.kind() == T![,] || following.kind() == T![')'])
{
// This would be a single ident such as Debug. As no path is present
if following.kind() == T![,] {
derive = derive.cover(following.text_range());
} else if following.kind() == T![')'] && prev.kind() == T![,] {
derive = derive.cover(prev.text_range());
}
Some(WrapUnwrapOption::WrapDerive { derive, attr: attr.clone() })
} else {
let mut consumed_comma = false;
// Collect the path
while let Some(prev_token) = algo::skip_trivia_token(prev, syntax::Direction::Prev)
{
let kind = prev_token.kind();
if kind == T![,] || kind == T!['('] {
if kind == T![,] {
consumed_comma = true;
derive = derive.cover(prev_token.text_range());
break;
} else if kind == T!['('] {
break;
} else {
derive = derive.cover(prev_token.text_range());
}
derive = derive.cover(prev_token.text_range());
prev = prev_token.prev_sibling_or_token()?.into_token()?;
}
while let Some(next_token) =
algo::skip_trivia_token(following.clone(), syntax::Direction::Next)
{
let kind = next_token.kind();
if kind != T![')'] {
// We also want to consume a following comma
derive = derive.cover(next_token.text_range());
match kind {
T![,] if !consumed_comma => {
derive = derive.cover(next_token.text_range());
break;
}
T![')'] | T![,] => break,
_ => derive = derive.cover(next_token.text_range()),
}
following = next_token.next_sibling_or_token()?.into_token()?;
if kind == T![,] || kind == T![')'] {
break;
}
}
Some(WrapUnwrapOption::WrapDerive { derive, attr: attr.clone() })
}
@ -103,7 +110,7 @@ fn attempt_get_derive(attr: ast::Attr, ident: SyntaxToken) -> WrapUnwrapOption {
}
pub(crate) fn wrap_unwrap_cfg_attr(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {
let option = if ctx.has_empty_selection() {
let ident = ctx.find_token_at_offset::<ast::Ident>().map(|v| v.syntax().clone());
let ident = ctx.find_token_syntax_at_offset(T![ident]);
let attr = ctx.find_node_at_offset::<ast::Attr>();
match (attr, ident) {
(Some(attr), Some(ident))
@ -111,6 +118,7 @@ pub(crate) fn wrap_unwrap_cfg_attr(acc: &mut Assists, ctx: &AssistContext<'_>) -
{
Some(attempt_get_derive(attr.clone(), ident))
}
(Some(attr), _) => Some(WrapUnwrapOption::WrapAttr(attr)),
_ => None,
}
@ -156,7 +164,7 @@ fn wrap_derive(
}
if derive_element.contains_range(token.text_range()) {
if token.kind() != T![,] {
if token.kind() != T![,] && token.kind() != syntax::SyntaxKind::WHITESPACE {
path_text.push_str(token.text());
cfg_derive_tokens.push(NodeOrToken::Token(token));
}
@ -527,7 +535,42 @@ mod tests {
}
"#,
r#"
#[derive(Clone, Copy)]
#[derive(Clone, Copy)]
#[cfg_attr($0, derive(std::fmt::Debug))]
pub struct Test {
test: u32,
}
"#,
);
}
#[test]
fn test_derive_wrap_at_end() {
check_assist(
wrap_unwrap_cfg_attr,
r#"
#[derive(std::fmt::Debug, Clone, Cop$0y)]
pub struct Test {
test: u32,
}
"#,
r#"
#[derive(std::fmt::Debug, Clone)]
#[cfg_attr($0, derive(Copy))]
pub struct Test {
test: u32,
}
"#,
);
check_assist(
wrap_unwrap_cfg_attr,
r#"
#[derive(Clone, Copy, std::fmt::D$0ebug)]
pub struct Test {
test: u32,
}
"#,
r#"
#[derive(Clone, Copy)]
#[cfg_attr($0, derive(std::fmt::Debug))]
pub struct Test {
test: u32,