From 0b1c27956bbca515bd4848f0308015e5454f4e6b Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Mon, 13 Dec 2021 17:44:15 -0800
Subject: [PATCH] Add Project::open_buffer method

---
 crates/project/src/project.rs | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/crates/project/src/project.rs b/crates/project/src/project.rs
index 78c59404a6..cd3f09c98b 100644
--- a/crates/project/src/project.rs
+++ b/crates/project/src/project.rs
@@ -2,13 +2,13 @@ pub mod fs;
 mod ignore;
 mod worktree;
 
-use anyhow::Result;
+use anyhow::{anyhow, Result};
 use client::{Client, UserStore};
 use clock::ReplicaId;
 use futures::Future;
 use fuzzy::{PathMatch, PathMatchCandidate, PathMatchCandidateSet};
 use gpui::{AppContext, Entity, ModelContext, ModelHandle, Task};
-use language::{DiagnosticEntry, LanguageRegistry};
+use language::{Buffer, DiagnosticEntry, LanguageRegistry};
 use lsp::DiagnosticSeverity;
 use std::{
     path::Path,
@@ -113,6 +113,18 @@ impl Project {
             .cloned()
     }
 
+    pub fn open_buffer(
+        &self,
+        path: ProjectPath,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<ModelHandle<Buffer>>> {
+        if let Some(worktree) = self.worktree_for_id(path.worktree_id) {
+            worktree.update(cx, |worktree, cx| worktree.open_buffer(path.path, cx))
+        } else {
+            cx.spawn(|_, _| async move { Err(anyhow!("no such worktree")) })
+        }
+    }
+
     pub fn add_local_worktree(
         &mut self,
         abs_path: &Path,