//! Baseline interface of Tasks in Zed: all tasks in Zed are intended to use those for implementing their own logic.#![deny(missing_docs)] pub mod oneshot_source;pub mod static_source; use collections::HashMap;use gpui::ModelContext;use static_source::RevealStrategy;use std::any::Any;use std::path::{Path, PathBuf};use std::sync::Arc; /// Task identifier, unique within the application./// Based on it, task reruns and terminal tabs are managed.#[derive(Debug, Clone, PartialEq, Eq, Hash)]pub struct TaskId(pub String); /// Contains all information needed by Zed to spawn a new terminal tab for the given task.#[derive(Debug, Clone)]pub struct SpawnInTerminal {    /// Id of the task to use when determining task tab affinity.    pub id: TaskId,    /// Human readable name of the terminal tab.    pub label: String,    /// Executable command to spawn.    pub command: String,    /// Arguments to the command.    pub args: Vec<String>,    /// Current working directory to spawn the command into.    pub cwd: Option<PathBuf>,    /// Env overrides for the command, will be appended to the terminal's environment from the settings.    pub env: HashMap<String, String>,    /// Whether to use a new terminal tab or reuse the existing one to spawn the process.    pub use_new_terminal: bool,    /// Whether to allow multiple instances of the same task to be run, or rather wait for the existing ones to finish.    pub allow_concurrent_runs: bool,    /// What to do with the terminal pane and tab, after the command was started.    pub reveal: RevealStrategy,} /// Keeps track of the file associated with a task and context of tasks execution (i.e. current file or current function)#[derive(Clone, Debug, Default, PartialEq, Eq)]pub struct TaskContext {    /// A path to a directory in which the task should be executed.    pub cwd: Option<PathBuf>,    /// Additional environment variables associated with a given task.    pub env: HashMap<String, String>,} /// Represents a short lived recipe of a task, whose main purpose/// is to get spawned.pub trait Task {    /// Unique identifier of the task to spawn.    fn id(&self) -> &TaskId;    /// Human readable name of the task to display in the UI.    fn name(&self) -> &str;    /// Task's current working directory. If `None`, current project's root will be used.    fn cwd(&self) -> Option<&str>;    /// Sets up everything needed to spawn the task in the given directory (`cwd`).    /// If a task is intended to be spawned in the terminal, it should return the corresponding struct filled with the data necessary.    fn exec(&self, cx: TaskContext) -> Option<SpawnInTerminal>;} /// [`Source`] produces tasks that can be scheduled.////// Implementations of this trait could be e.g. [`StaticSource`] that parses tasks from a .json files and provides process templates to be spawned;/// another one could be a language server providing lenses with tests or build server listing all targets for a given project.pub trait TaskSource: Any {    /// A way to erase the type of the source, processing and storing them generically.    fn as_any(&mut self) -> &mut dyn Any;    /// Collects all tasks available for scheduling, for the path given.    fn tasks_for_path(        &mut self,        path: Option<&Path>,        cx: &mut ModelContext<Box<dyn TaskSource>>,    ) -> Vec<Arc<dyn Task>>;}