3 files changed, 16 insertions, 4 deletions

diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
index 96b4ea448..7a2937f0e 100644
--- a/xtask/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -15,7 +15,7 @@ flate2 = "1.0"
 pico-args = "0.3.1"
 proc-macro2 = "1.0.8"
 quote = "1.0.2"
-ungrammar = "1.5"
+ungrammar = "1.6"
 walkdir = "2.3.1"
 write-json = "0.1.0"
 xshell = "0.1"
diff --git a/xtask/src/codegen/gen_assists_docs.rs b/xtask/src/codegen/gen_assists_docs.rs
index be218dea1..6e18a50a6 100644
--- a/xtask/src/codegen/gen_assists_docs.rs
+++ b/xtask/src/codegen/gen_assists_docs.rs
@@ -86,8 +86,8 @@ impl Assist {
 
 impl fmt::Display for Assist {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        let before = self.before.replace("<|>", "┃"); // Unicode pseudo-graphics bar
-        let after = self.after.replace("<|>", "┃");
+        let before = self.before.replace("$0", "┃"); // Unicode pseudo-graphics bar
+        let after = self.after.replace("$0", "┃");
         writeln!(
             f,
             "[discrete]\n=== `{}`
diff --git a/xtask/tests/tidy.rs b/xtask/tests/tidy.rs
index d1ffb70ad..7e5b1f7b5 100644
--- a/xtask/tests/tidy.rs
+++ b/xtask/tests/tidy.rs
@@ -107,8 +107,13 @@ When updating a pull-request, please rebase your feature branch
 on top of master by running `git rebase master`. If rebase fails,
 you can re-apply your changes like this:
 
-  # Abort in-progress rebase, if any.
+  # Just look around to see the current state.
+  $ git status
+  $ git log
+
+  # Abort in-progress rebase and merges, if any.
   $ git rebase --abort
+  $ git merge --abort
 
   # Make the branch point to the latest commit from master,
   # while maintaining your local changes uncommited.
@@ -117,10 +122,17 @@ you can re-apply your changes like this:
   # Commit all changes in a single batch.
   $ git commit -am'My changes'
 
+  # Verify that everything looks alright.
+  $ git status
+  $ git log
+
   # Push the changes. We did a rebase, so we need `--force` option.
   # `--force-with-lease` is a more safe (Rusty) version of `--force`.
   $ git push --force-with-lease
 
+  # Verify that both local and remote branch point to the same commit.
+  $ git log
+
 And don't fear to mess something up during a rebase -- you can
 always restore the previous state using `git ref-log`: