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define syntax_editor_add_generic_param

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Signed-off-by: Tarek <tareknaser360@gmail.com>
This commit is contained in:
Tarek 2024-10-30 17:56:02 +03:00
parent 4af3d6f598
commit 642d4f3385
3 changed files with 34 additions and 7 deletions
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24
crates/syntax/src/ast/edit_in_place.rs
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@ -7,6 +7,7 @@ use parser::{SyntaxKind, T};
use crate::{
algo::{self, neighbor},
ast::{self, edit::IndentLevel, make, HasGenericArgs, HasGenericParams},
syntax_editor::SyntaxEditor,
ted::{self, Position},
AstNode, AstToken, Direction, SyntaxElement,
SyntaxKind::{ATTR, COMMENT, WHITESPACE},
@ -257,6 +258,29 @@ impl ast::GenericParamList {
}
}
pub fn syntax_editor_add_generic_param(
&self,
editor: &mut SyntaxEditor,
generic_param: ast::GenericParam,
) {
match self.generic_params().last() {
Some(last_param) => {
let position = crate::syntax_editor::Position::after(last_param.syntax());
let elements = vec![
make::token(T![,]).into(),
make::tokens::single_space().into(),
generic_param.syntax().clone().into(),
];
editor.insert_all(position, elements);
}
None => {
let after_l_angle =
crate::syntax_editor::Position::after(self.l_angle_token().unwrap());
editor.insert(after_l_angle, generic_param.syntax());
}
}
}
/// Removes the existing generic param
pub fn remove_generic_param(&self, generic_param: ast::GenericParam) {
if let Some(previous) = generic_param.syntax().prev_sibling() {