From 9709bd39ca8a564d517372ee33304d34ac0b09bf Mon Sep 17 00:00:00 2001
From: Muhammad Mominul Huque <mominul2082@gmail.com>
Date: Sat, 15 Jun 2019 02:42:56 +0600
Subject: Get rid of failure: ra_lsp_server & ra_project_model

---
 crates/ra_project_model/src/cargo_workspace.rs | 3 +--
 crates/ra_project_model/src/lib.rs             | 6 +++---
 crates/ra_project_model/src/sysroot.rs         | 6 +++---
 3 files changed, 7 insertions(+), 8 deletions(-)

(limited to 'crates/ra_project_model/src')

diff --git a/crates/ra_project_model/src/cargo_workspace.rs b/crates/ra_project_model/src/cargo_workspace.rs
index 5a1657788..d5ebf2c7a 100644
--- a/crates/ra_project_model/src/cargo_workspace.rs
+++ b/crates/ra_project_model/src/cargo_workspace.rs
@@ -3,7 +3,6 @@ use std::path::{Path, PathBuf};
 use cargo_metadata::{MetadataCommand, CargoOpt};
 use ra_arena::{Arena, RawId, impl_arena_id};
 use rustc_hash::FxHashMap;
-use failure::format_err;
 use ra_db::Edition;
 
 use crate::Result;
@@ -127,7 +126,7 @@ impl CargoWorkspace {
         if let Some(parent) = cargo_toml.parent() {
             meta.current_dir(parent);
         }
-        let meta = meta.exec().map_err(|e| format_err!("cargo metadata failed: {}", e))?;
+        let meta = meta.exec().map_err(|e| format!("cargo metadata failed: {}", e))?;
         let mut pkg_by_id = FxHashMap::default();
         let mut packages = Arena::default();
         let mut targets = Arena::default();
diff --git a/crates/ra_project_model/src/lib.rs b/crates/ra_project_model/src/lib.rs
index 4ae7f685c..a3af153f1 100644
--- a/crates/ra_project_model/src/lib.rs
+++ b/crates/ra_project_model/src/lib.rs
@@ -6,9 +6,9 @@ use std::{
     fs::File,
     io::BufReader,
     path::{Path, PathBuf},
+    error::Error
 };
 
-use failure::bail;
 use rustc_hash::FxHashMap;
 
 use ra_db::{CrateGraph, FileId, Edition};
@@ -24,7 +24,7 @@ pub use crate::{
 };
 
 // FIXME use proper error enum
-pub type Result<T> = ::std::result::Result<T, ::failure::Error>;
+pub type Result<T> = ::std::result::Result<T, Box<dyn Error + Send + Sync>>;
 
 #[derive(Debug, Clone)]
 pub enum ProjectWorkspace {
@@ -298,5 +298,5 @@ fn find_cargo_toml(path: &Path) -> Result<PathBuf> {
         }
         curr = path.parent();
     }
-    bail!("can't find Cargo.toml at {}", path.display())
+    Err(format!("can't find Cargo.toml at {}", path.display()))?
 }
diff --git a/crates/ra_project_model/src/sysroot.rs b/crates/ra_project_model/src/sysroot.rs
index 8b87aa7bd..d6eb824a3 100644
--- a/crates/ra_project_model/src/sysroot.rs
+++ b/crates/ra_project_model/src/sysroot.rs
@@ -38,18 +38,18 @@ impl Sysroot {
             .args(&["--print", "sysroot"])
             .output()?;
         if !rustc_output.status.success() {
-            failure::bail!("failed to locate sysroot")
+            Err("failed to locate sysroot")?
         }
         let stdout = String::from_utf8(rustc_output.stdout)?;
         let sysroot_path = Path::new(stdout.trim());
         let src = sysroot_path.join("lib/rustlib/src/rust/src");
         if !src.exists() {
-            failure::bail!(
+            Err(format!(
                 "can't load standard library from sysroot\n\
                  {:?}\n\
                  try running `rustup component add rust-src`",
                 src,
-            );
+            ))?;
         }
 
         let mut sysroot = Sysroot { crates: Arena::default() };
-- 
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