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Migrate generate_delegate_methods to mutable ast

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This commit is contained in:
DropDemBits 2023-06-25 00:06:30 -04:00
parent f8b6b4cc0b
commit 58e2053327
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GPG Key ID: 7FE02A6C1EDFA075
1 changed files with 28 additions and 30 deletions
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58
crates/ide-assists/src/handlers/generate_delegate_methods.rs
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@ -1,13 +1,18 @@
use std::collections::HashSet;
use hir::{self, HasCrate, HasSource, HasVisibility};
use syntax::ast::{self, make, AstNode, HasGenericParams, HasName, HasVisibility as _};
use syntax::{
ast::{
self, edit::IndentLevel, edit_in_place::Indent, make, AstNode, HasGenericParams, HasName,
HasVisibility as _,
},
ted,
};
use crate::{
utils::{convert_param_list_to_arg_list, find_struct_impl, render_snippet, Cursor},
utils::{convert_param_list_to_arg_list, find_struct_impl},
AssistContext, AssistId, AssistKind, Assists, GroupLabel,
};
use syntax::ast::edit::AstNodeEdit;
// Assist: generate_delegate_methods
//
@ -96,7 +101,7 @@ pub(crate) fn generate_delegate_methods(acc: &mut Assists, ctx: &AssistContext<'
AssistId("generate_delegate_methods", AssistKind::Generate),
format!("Generate delegate for `{field_name}.{name}()`",),
target,
|builder| {
|edit| {
// Create the function
let method_source = match method.source(ctx.db()) {
Some(source) => source.value,
@ -135,32 +140,25 @@ pub(crate) fn generate_delegate_methods(acc: &mut Assists, ctx: &AssistContext<'
is_const,
is_unsafe,
)
.indent(ast::edit::IndentLevel(1))
.clone_for_update();
let cursor = Cursor::Before(f.syntax());
f.reindent_to(IndentLevel(1));
// Create or update an impl block, attach the function to it,
// then insert into our code.
match impl_def {
Some(impl_def) => {
// Remember where in our source our `impl` block lives.
let impl_def = impl_def.clone_for_update();
let old_range = impl_def.syntax().text_range();
let impl_def = edit.make_mut(impl_def);
// Attach the function to the impl block
// Attach the function to the impl block.
let assoc_items = impl_def.get_or_create_assoc_item_list();
assoc_items.add_item(f.clone().into());
// Update the impl block.
match ctx.config.snippet_cap {
Some(cap) => {
let snippet = render_snippet(cap, impl_def.syntax(), cursor);
builder.replace_snippet(cap, old_range, snippet);
}
None => {
builder.replace(old_range, impl_def.syntax().to_string());
}
ted::replace(impl_def.syntax(), impl_def.syntax());
if let Some(cap) = ctx.config.snippet_cap {
edit.add_tabstop_before(cap, f);
}
}
None => {
@ -178,22 +176,22 @@ pub(crate) fn generate_delegate_methods(acc: &mut Assists, ctx: &AssistContext<'
None,
)
.clone_for_update();
let assoc_items = impl_def.get_or_create_assoc_item_list();
assoc_items.add_item(f.clone().into());
// Insert the impl block.
match ctx.config.snippet_cap {
Some(cap) => {
let offset = strukt.syntax().text_range().end();
let snippet = render_snippet(cap, impl_def.syntax(), cursor);
let snippet = format!("\n\n{snippet}");
builder.insert_snippet(cap, offset, snippet);
}
None => {
let offset = strukt.syntax().text_range().end();
let snippet = format!("\n\n{}", impl_def.syntax());
builder.insert(offset, snippet);
}
let strukt = edit.make_mut(strukt.clone());
ted::insert_all(
ted::Position::after(strukt.syntax()),
vec![
make::tokens::blank_line().into(),
impl_def.syntax().clone().into(),
],
);
if let Some(cap) = ctx.config.snippet_cap {
edit.add_tabstop_before(cap, f)
}
}
}