6 files changed, 7 insertions, 11 deletions

diff --git a/crates/gen_lsp_server/src/lib.rs b/crates/gen_lsp_server/src/lib.rs
index 7643dcacc..7c4fbbee4 100644
--- a/crates/gen_lsp_server/src/lib.rs
+++ b/crates/gen_lsp_server/src/lib.rs
@@ -66,7 +66,7 @@ use lsp_types::{
     InitializeParams, InitializeResult, ServerCapabilities,
 };
 
-pub type Result<T> = ::std::result::Result<T, Box<dyn Error + Send + Sync>>;
+pub type Result<T> = std::result::Result<T, Box<dyn Error + Send + Sync>>;
 pub use crate::{
     msg::{ErrorCode, RawMessage, RawNotification, RawRequest, RawResponse, RawResponseError},
     stdio::{stdio_transport, Threads},
diff --git a/crates/ra_batch/Cargo.toml b/crates/ra_batch/Cargo.toml
index 3037e27c4..8bf085bbf 100644
--- a/crates/ra_batch/Cargo.toml
+++ b/crates/ra_batch/Cargo.toml
@@ -8,8 +8,6 @@ authors = ["rust-analyzer developers"]
 log = "0.4.5"
 rustc-hash = "1.0"
 
-failure = "0.1.4"
-
 ra_vfs = "0.2.0"
 ra_syntax = { path = "../ra_syntax" }
 ra_db = { path = "../ra_db" }
diff --git a/crates/ra_batch/src/lib.rs b/crates/ra_batch/src/lib.rs
index c59821f44..35e783b14 100644
--- a/crates/ra_batch/src/lib.rs
+++ b/crates/ra_batch/src/lib.rs
@@ -1,8 +1,7 @@
 mod vfs_filter;
 
-use std::sync::Arc;
-use std::path::Path;
-use std::collections::HashSet;
+use std::{sync::Arc, path::Path, collections::HashSet, error::Error};
+
 
 use rustc_hash::FxHashMap;
 
@@ -14,7 +13,7 @@ use ra_project_model::ProjectWorkspace;
 use ra_vfs::{Vfs, VfsChange};
 use vfs_filter::IncludeRustFiles;
 
-type Result<T> = std::result::Result<T, failure::Error>;
+type Result<T> = std::result::Result<T, Box<dyn Error + Send + Sync>>;
 
 #[salsa::database(
     ra_db::SourceDatabaseStorage,
diff --git a/crates/ra_cli/Cargo.toml b/crates/ra_cli/Cargo.toml
index 3117f4fda..57bd0c3d7 100644
--- a/crates/ra_cli/Cargo.toml
+++ b/crates/ra_cli/Cargo.toml
@@ -7,7 +7,6 @@ publish = false
 
 [dependencies]
 clap = "2.32.0"
-failure = "0.1.4"
 join_to_string = "0.1.1"
 flexi_logger = "0.11.0"
 indicatif = "0.11.0"
diff --git a/crates/ra_cli/src/main.rs b/crates/ra_cli/src/main.rs
index c9ca13bbc..04370539a 100644
--- a/crates/ra_cli/src/main.rs
+++ b/crates/ra_cli/src/main.rs
@@ -1,6 +1,6 @@
 mod analysis_stats;
 
-use std::io::Read;
+use std::{io::Read, error::Error};
 
 use clap::{App, Arg, SubCommand};
 use ra_ide_api::{file_structure, Analysis};
@@ -8,7 +8,7 @@ use ra_syntax::{SourceFile, TreeArc, AstNode};
 use flexi_logger::Logger;
 use ra_prof::profile;
 
-type Result<T> = ::std::result::Result<T, failure::Error>;
+type Result<T> = ::std::result::Result<T, Box<dyn Error + Send + Sync>>;
 
 fn main() -> Result<()> {
     Logger::with_env().start()?;
diff --git a/crates/ra_syntax/src/lib.rs b/crates/ra_syntax/src/lib.rs
index 8c0ba6f2d..e46ad12db 100644
--- a/crates/ra_syntax/src/lib.rs
+++ b/crates/ra_syntax/src/lib.rs
@@ -11,7 +11,7 @@
 //!
 //! The most interesting modules here are `syntax_node` (which defines concrete
 //! syntax tree) and `ast` (which defines abstract syntax tree on top of the
-//! CST). The actual parser live in a separate `ra_parser` crate, thought the
+//! CST). The actual parser live in a separate `ra_parser` crate, though the
 //! lexer lives in this crate.
 //!
 //! See `api_walkthrough` test in this file for a quick API tour!