5 files changed, 14 insertions, 2 deletions

diff --git a/xtask/src/ast_src.rs b/xtask/src/ast_src.rs
index 2d9ae904b..98d8104e5 100644
--- a/xtask/src/ast_src.rs
+++ b/xtask/src/ast_src.rs
@@ -1,3 +1,5 @@
+//! Defines input for code generation process.
+
 pub(crate) struct KindsSrc<'a> {
     pub(crate) punct: &'a [(&'a str, &'a str)],
     pub(crate) keywords: &'a [&'a str],
diff --git a/xtask/src/codegen/gen_assists_docs.rs b/xtask/src/codegen/gen_assists_docs.rs
index 697e830df..6da5ca89e 100644
--- a/xtask/src/codegen/gen_assists_docs.rs
+++ b/xtask/src/codegen/gen_assists_docs.rs
@@ -1,3 +1,5 @@
+//! Generates `assists.md` documentation.
+
 use std::{fs, path::Path};
 
 use crate::{
diff --git a/xtask/src/install.rs b/xtask/src/install.rs
index 3df021acc..1d13b26da 100644
--- a/xtask/src/install.rs
+++ b/xtask/src/install.rs
@@ -4,7 +4,10 @@ use std::{env, path::PathBuf, str};
 
 use anyhow::{bail, format_err, Context, Result};
 
-use crate::not_bash::{pushd, run};
+use crate::{
+    not_bash::{pushd, run},
+    project_root,
+};
 
 // Latest stable, feel free to send a PR if this lags behind.
 const REQUIRED_RUST_VERSION: u32 = 41;
@@ -24,6 +27,7 @@ pub struct ServerOpt {
 
 impl InstallCmd {
     pub fn run(self) -> Result<()> {
+        let _dir = pushd(project_root());
         let both = self.server.is_some() && self.client.is_some();
         if cfg!(target_os = "macos") {
             fix_path_for_mac().context("Fix path for mac")?
diff --git a/xtask/src/lib.rs b/xtask/src/lib.rs
index 2bcd76d60..e5da726ac 100644
--- a/xtask/src/lib.rs
+++ b/xtask/src/lib.rs
@@ -1,4 +1,6 @@
-//! FIXME: write short doc here
+//! Support library for `cargo xtask` command.
+//!
+//! See https://github.com/matklad/cargo-xtask/
 
 pub mod not_bash;
 pub mod install;
diff --git a/xtask/src/not_bash.rs b/xtask/src/not_bash.rs
index d5577cce9..40f706d9f 100644
--- a/xtask/src/not_bash.rs
+++ b/xtask/src/not_bash.rs
@@ -1,4 +1,5 @@
 //! A bad shell -- small cross platform module for writing glue code
+
 use std::{
     cell::RefCell,
     env,
@@ -130,6 +131,7 @@ impl Env {
     }
 
     fn pushd(&mut self, dir: PathBuf) {
+        let dir = self.cwd().join(dir);
         self.pushd_stack.push(dir)
     }
     fn popd(&mut self) {