agent2: Port edit_file tool (#35844)

TODO:
- [x] Authorization
- [x] Restore tests

Release Notes:

- N/A

---------

Co-authored-by: Antonio Scandurra <me@as-cii.com>
Co-authored-by: Ben Brandt <benjamin.j.brandt@gmail.com>
This commit is contained in:
Agus Zubiaga 2025-08-08 09:43:53 -03:00 committed by GitHub
parent d705585a2e
commit 2526dcb5a5
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
20 changed files with 2075 additions and 414 deletions

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@ -1,18 +1,17 @@
mod connection;
mod diff;
pub use connection::*;
pub use diff::*;
use agent_client_protocol as acp;
use anyhow::{Context as _, Result};
use assistant_tool::ActionLog;
use buffer_diff::BufferDiff;
use editor::{Bias, MultiBuffer, PathKey};
use editor::Bias;
use futures::{FutureExt, channel::oneshot, future::BoxFuture};
use gpui::{AppContext, Context, Entity, EventEmitter, SharedString, Task};
use itertools::Itertools;
use language::{
Anchor, Buffer, BufferSnapshot, Capability, LanguageRegistry, OffsetRangeExt as _, Point,
text_diff,
};
use language::{Anchor, Buffer, BufferSnapshot, LanguageRegistry, Point, text_diff};
use markdown::Markdown;
use project::{AgentLocation, Project};
use std::collections::HashMap;
@ -140,7 +139,7 @@ impl AgentThreadEntry {
}
}
pub fn diffs(&self) -> impl Iterator<Item = &Diff> {
pub fn diffs(&self) -> impl Iterator<Item = &Entity<Diff>> {
if let AgentThreadEntry::ToolCall(call) = self {
itertools::Either::Left(call.diffs())
} else {
@ -249,7 +248,7 @@ impl ToolCall {
}
}
pub fn diffs(&self) -> impl Iterator<Item = &Diff> {
pub fn diffs(&self) -> impl Iterator<Item = &Entity<Diff>> {
self.content.iter().filter_map(|content| match content {
ToolCallContent::ContentBlock { .. } => None,
ToolCallContent::Diff { diff } => Some(diff),
@ -389,7 +388,7 @@ impl ContentBlock {
#[derive(Debug)]
pub enum ToolCallContent {
ContentBlock { content: ContentBlock },
Diff { diff: Diff },
Diff { diff: Entity<Diff> },
}
impl ToolCallContent {
@ -403,7 +402,7 @@ impl ToolCallContent {
content: ContentBlock::new(content, &language_registry, cx),
},
acp::ToolCallContent::Diff { diff } => Self::Diff {
diff: Diff::from_acp(diff, language_registry, cx),
diff: cx.new(|cx| Diff::from_acp(diff, language_registry, cx)),
},
}
}
@ -411,108 +410,11 @@ impl ToolCallContent {
pub fn to_markdown(&self, cx: &App) -> String {
match self {
Self::ContentBlock { content } => content.to_markdown(cx).to_string(),
Self::Diff { diff } => diff.to_markdown(cx),
Self::Diff { diff } => diff.read(cx).to_markdown(cx),
}
}
}
#[derive(Debug)]
pub struct Diff {
pub multibuffer: Entity<MultiBuffer>,
pub path: PathBuf,
_task: Task<Result<()>>,
}
impl Diff {
pub fn from_acp(
diff: acp::Diff,
language_registry: Arc<LanguageRegistry>,
cx: &mut App,
) -> Self {
let acp::Diff {
path,
old_text,
new_text,
} = diff;
let multibuffer = cx.new(|_cx| MultiBuffer::without_headers(Capability::ReadOnly));
let new_buffer = cx.new(|cx| Buffer::local(new_text, cx));
let old_buffer = cx.new(|cx| Buffer::local(old_text.unwrap_or("".into()), cx));
let new_buffer_snapshot = new_buffer.read(cx).text_snapshot();
let buffer_diff = cx.new(|cx| BufferDiff::new(&new_buffer_snapshot, cx));
let task = cx.spawn({
let multibuffer = multibuffer.clone();
let path = path.clone();
async move |cx| {
let language = language_registry
.language_for_file_path(&path)
.await
.log_err();
new_buffer.update(cx, |buffer, cx| buffer.set_language(language.clone(), cx))?;
let old_buffer_snapshot = old_buffer.update(cx, |buffer, cx| {
buffer.set_language(language, cx);
buffer.snapshot()
})?;
buffer_diff
.update(cx, |diff, cx| {
diff.set_base_text(
old_buffer_snapshot,
Some(language_registry),
new_buffer_snapshot,
cx,
)
})?
.await?;
multibuffer
.update(cx, |multibuffer, cx| {
let hunk_ranges = {
let buffer = new_buffer.read(cx);
let diff = buffer_diff.read(cx);
diff.hunks_intersecting_range(Anchor::MIN..Anchor::MAX, &buffer, cx)
.map(|diff_hunk| diff_hunk.buffer_range.to_point(&buffer))
.collect::<Vec<_>>()
};
multibuffer.set_excerpts_for_path(
PathKey::for_buffer(&new_buffer, cx),
new_buffer.clone(),
hunk_ranges,
editor::DEFAULT_MULTIBUFFER_CONTEXT,
cx,
);
multibuffer.add_diff(buffer_diff, cx);
})
.log_err();
anyhow::Ok(())
}
});
Self {
multibuffer,
path,
_task: task,
}
}
fn to_markdown(&self, cx: &App) -> String {
let buffer_text = self
.multibuffer
.read(cx)
.all_buffers()
.iter()
.map(|buffer| buffer.read(cx).text())
.join("\n");
format!("Diff: {}\n```\n{}\n```\n", self.path.display(), buffer_text)
}
}
#[derive(Debug, Default)]
pub struct Plan {
pub entries: Vec<PlanEntry>,
@ -823,6 +725,21 @@ impl AcpThread {
Ok(())
}
pub fn set_tool_call_diff(
&mut self,
tool_call_id: &acp::ToolCallId,
diff: Entity<Diff>,
cx: &mut Context<Self>,
) -> Result<()> {
let (ix, current_call) = self
.tool_call_mut(tool_call_id)
.context("Tool call not found")?;
current_call.content.clear();
current_call.content.push(ToolCallContent::Diff { diff });
cx.emit(AcpThreadEvent::EntryUpdated(ix));
Ok(())
}
/// Updates a tool call if id matches an existing entry, otherwise inserts a new one.
pub fn upsert_tool_call(&mut self, tool_call: acp::ToolCall, cx: &mut Context<Self>) {
let status = ToolCallStatus::Allowed {