141 lines · 4.6 KB · Rust
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mod tool_registry;mod tool_working_set; use std::fmt::{self, Debug, Formatter};use std::sync::Arc; use anyhow::Result;use collections::{HashMap, HashSet};use gpui::{App, Context, Entity, SharedString, Task};use icons::IconName;use language::Buffer;use language_model::LanguageModelRequestMessage;use project::Project; pub use crate::tool_registry::*;pub use crate::tool_working_set::*; pub fn init(cx: &mut App) {    ToolRegistry::default_global(cx);} #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone)]pub enum ToolSource {    /// A native tool built-in to Zed.    Native,    /// A tool provided by a context server.    ContextServer { id: SharedString },} /// A tool that can be used by a language model.pub trait Tool: 'static + Send + Sync {    /// Returns the name of the tool.    fn name(&self) -> String;     /// Returns the description of the tool.    fn description(&self) -> String;     /// Returns the icon for the tool.    fn icon(&self) -> IconName;     /// Returns the source of the tool.    fn source(&self) -> ToolSource {        ToolSource::Native    }     /// Returns true iff the tool needs the users's confirmation    /// before having permission to run.    fn needs_confirmation(&self) -> bool;     /// Returns the JSON schema that describes the tool's input.    fn input_schema(&self) -> serde_json::Value {        serde_json::Value::Object(serde_json::Map::default())    }     /// Returns markdown to be displayed in the UI for this tool.    fn ui_text(&self, input: &serde_json::Value) -> String;     /// Runs the tool with the provided input.    fn run(        self: Arc<Self>,        input: serde_json::Value,        messages: &[LanguageModelRequestMessage],        project: Entity<Project>,        action_log: Entity<ActionLog>,        cx: &mut App,    ) -> Task<Result<String>>;} impl Debug for dyn Tool {    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {        f.debug_struct("Tool").field("name", &self.name()).finish()    }} /// Tracks actions performed by tools in a thread#[derive(Debug)]pub struct ActionLog {    /// Buffers that user manually added to the context, and whose content has    /// changed since the model last saw them.    stale_buffers_in_context: HashSet<Entity<Buffer>>,    /// Buffers that we want to notify the model about when they change.    tracked_buffers: HashMap<Entity<Buffer>, TrackedBuffer>,    /// Has the model edited a file since it last checked diagnostics?    edited_since_project_diagnostics_check: bool,} #[derive(Debug, Default)]struct TrackedBuffer {    version: clock::Global,} impl ActionLog {    /// Creates a new, empty action log.    pub fn new() -> Self {        Self {            stale_buffers_in_context: HashSet::default(),            tracked_buffers: HashMap::default(),            edited_since_project_diagnostics_check: false,        }    }     /// Track a buffer as read, so we can notify the model about user edits.    pub fn buffer_read(&mut self, buffer: Entity<Buffer>, cx: &mut Context<Self>) {        let tracked_buffer = self.tracked_buffers.entry(buffer.clone()).or_default();        tracked_buffer.version = buffer.read(cx).version();    }     /// Mark a buffer as edited, so we can refresh it in the context    pub fn buffer_edited(&mut self, buffers: HashSet<Entity<Buffer>>, cx: &mut Context<Self>) {        for buffer in &buffers {            let tracked_buffer = self.tracked_buffers.entry(buffer.clone()).or_default();            tracked_buffer.version = buffer.read(cx).version();        }         self.stale_buffers_in_context.extend(buffers);        self.edited_since_project_diagnostics_check = true;    }     /// Notifies a diagnostics check    pub fn checked_project_diagnostics(&mut self) {        self.edited_since_project_diagnostics_check = false;    }     /// Iterate over buffers changed since last read or edited by the model    pub fn stale_buffers<'a>(&'a self, cx: &'a App) -> impl Iterator<Item = &'a Entity<Buffer>> {        self.tracked_buffers            .iter()            .filter(|(buffer, tracked)| tracked.version != buffer.read(cx).version)            .map(|(buffer, _)| buffer)    }     /// Returns true if any files have been edited since the last project diagnostics check    pub fn has_edited_files_since_project_diagnostics_check(&self) -> bool {        self.edited_since_project_diagnostics_check    }     /// Takes and returns the set of buffers pending refresh, clearing internal state.    pub fn take_stale_buffers_in_context(&mut self) -> HashSet<Entity<Buffer>> {        std::mem::take(&mut self.stale_buffers_in_context)    }}