From acd1c3c704dd9506053f28ab0dc4c8734d075a55 Mon Sep 17 00:00:00 2001
From: Chris Pressey <cpressey@catseye.tc>
Date: Sun, 6 Feb 2022 22:22:25 +0000
Subject: [PATCH] Improve some descriptions.

---
 README.md           | 2 +-
 src/castile/main.py | 4 ++--
 tests/Castile.md    | 5 +++--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index c5ce8cf..694a464 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 Castile
 =======
 
-Version 0.4 | _Entry_ [@ catseye.tc](https://catseye.tc/node/Castile)
+Version 0.5 | _Entry_ [@ catseye.tc](https://catseye.tc/node/Castile)
 | _See also:_ [Eightebed](https://github.com/catseye/Eightebed#readme)
 ∘ [Dieter](https://github.com/catseye/Dieter#readme)
 
diff --git a/src/castile/main.py b/src/castile/main.py
index 7e2d5c3..3efd9cd 100644
--- a/src/castile/main.py
+++ b/src/castile/main.py
@@ -1,6 +1,6 @@
 """castile {options} program-file.castile
 
-Interpreter/compiler for Castile, an unremarkable programming language.
+Interpreter/compiler for Castile, a programming language with union types.
 
 """
 
@@ -24,7 +24,7 @@ def main(argv):
                          dest="compile_to", default=None,
                          help="compile to given backend code instead "
                               "of evaluating directly (available backends: "
-                              "javascript, ruby, stackmac)")
+                              "c, javascript, ruby, stackmac)")
     optparser.add_option("-p", "--parse-only",
                          action="store_true", dest="parse_only",
                          default=False,
diff --git a/tests/Castile.md b/tests/Castile.md
index 9067f26..373a1b0 100644
--- a/tests/Castile.md
+++ b/tests/Castile.md
@@ -362,7 +362,7 @@ Variables in upper scopes may be modified.
 
 ### Non-local Values ###
 
-Literals may appear at the toplevel.    Semicolons are optional at toplevel.
+Literals may appear at the toplevel.  Semicolons are optional at toplevel.
 
     | factor = 5;
     | fun main() {
@@ -370,7 +370,8 @@ Literals may appear at the toplevel.    Semicolons are optional at toplevel.
     | }
     = 30
 
-Toplevel literals may not be updated.  (And thus
+Toplevel literals may not be updated.  Thus, the following looks like it
+is defining a local with the same name as a toplevel, which is not permitted.
 
     | factor = 5
     | fun main() {