use std::{ops::Range, sync::Arc}; use crate::{LanguageToolchainStore, Location, Runnable}; use anyhow::Result;use collections::HashMap;use gpui::{App, Task};use task::{TaskTemplates, TaskVariables};use text::BufferId; pub struct RunnableRange {    pub buffer_id: BufferId,    pub run_range: Range<usize>,    pub full_range: Range<usize>,    pub runnable: Runnable,    pub extra_captures: HashMap<String, String>,}/// Language Contexts are used by Zed tasks to extract information about the source file where the tasks are supposed to be scheduled from./// Multiple context providers may be used together: by default, Zed provides a base [`BasicContextProvider`] context that fills all non-custom [`VariableName`] variants.////// The context will be used to fill data for the tasks, and filter out the ones that do not have the variables required.pub trait ContextProvider: Send + Sync {    /// Builds a specific context to be placed on top of the basic one (replacing all conflicting entries) and to be used for task resolving later.    fn build_context(        &self,        _variables: &TaskVariables,        _location: &Location,        _project_env: Option<HashMap<String, String>>,        _toolchains: Arc<dyn LanguageToolchainStore>,        _cx: &mut App,    ) -> Task<Result<TaskVariables>> {        Task::ready(Ok(TaskVariables::default()))    }     /// Provides all tasks, associated with the current language.    fn associated_tasks(        &self,        _: Option<Arc<dyn crate::File>>,        _cx: &App,    ) -> Option<TaskTemplates> {        None    }}