a6b1514246
Fix a bug where a GPUI macro still used `ModelContext` Rename `AsyncAppContext` -> `AsyncApp` Rename update_model, read_model, insert_model, and reserve_model to update_entity, read_entity, insert_entity, and reserve_entity Release Notes: - N/A
86 lines
2.6 KiB
Rust
86 lines
2.6 KiB
Rust
//! Provides support for language toolchains.
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//!
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//! A language can have associated toolchains,
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//! which is a set of tools used to interact with the projects written in said language.
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//! For example, a Python project can have an associated virtual environment; a Rust project can have a toolchain override.
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use std::{path::PathBuf, sync::Arc};
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use async_trait::async_trait;
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use collections::HashMap;
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use gpui::{AsyncApp, SharedString};
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use settings::WorktreeId;
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use crate::LanguageName;
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/// Represents a single toolchain.
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#[derive(Clone, Debug)]
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pub struct Toolchain {
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/// User-facing label
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pub name: SharedString,
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pub path: SharedString,
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pub language_name: LanguageName,
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/// Full toolchain data (including language-specific details)
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pub as_json: serde_json::Value,
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}
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impl PartialEq for Toolchain {
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fn eq(&self, other: &Self) -> bool {
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// Do not use as_json for comparisons; it shouldn't impact equality, as it's not user-surfaced.
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// Thus, there could be multiple entries that look the same in the UI.
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(&self.name, &self.path, &self.language_name).eq(&(
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&other.name,
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&other.path,
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&other.language_name,
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))
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}
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}
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#[async_trait]
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pub trait ToolchainLister: Send + Sync {
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async fn list(
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&self,
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worktree_root: PathBuf,
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project_env: Option<HashMap<String, String>>,
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) -> ToolchainList;
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// Returns a term which we should use in UI to refer to a toolchain.
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fn term(&self) -> SharedString;
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}
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#[async_trait(?Send)]
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pub trait LanguageToolchainStore {
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async fn active_toolchain(
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self: Arc<Self>,
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worktree_id: WorktreeId,
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language_name: LanguageName,
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cx: &mut AsyncApp,
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) -> Option<Toolchain>;
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}
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type DefaultIndex = usize;
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#[derive(Default, Clone)]
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pub struct ToolchainList {
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pub toolchains: Vec<Toolchain>,
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pub default: Option<DefaultIndex>,
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pub groups: Box<[(usize, SharedString)]>,
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}
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impl ToolchainList {
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pub fn toolchains(&self) -> &[Toolchain] {
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&self.toolchains
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}
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pub fn default_toolchain(&self) -> Option<Toolchain> {
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self.default.and_then(|ix| self.toolchains.get(ix)).cloned()
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}
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pub fn group_for_index(&self, index: usize) -> Option<(usize, SharedString)> {
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if index >= self.toolchains.len() {
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return None;
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}
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let first_equal_or_greater = self
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.groups
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.partition_point(|(group_lower_bound, _)| group_lower_bound <= &index);
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self.groups
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.get(first_equal_or_greater.checked_sub(1)?)
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.cloned()
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}
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}
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