Work around a Textual/tree-sitter incompatibility

ChangeLog.md

@@ -1,5 +1,13 @@
 # DHV ChangeLog
 
+## v0.4.1
+
+**Released: 2025-07-21**
+
+- Pinned `tree-sitter` to `<0.25.0` because Textual isn't compatible with
+  the latest version and now causes a crash (see
+  [issues#5976](https://github.com/Textualize/textual/issues/5976)).
+
 ## v0.4.0
 
 **Released: 2025-07-16**

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "dhv"
-version = "0.4.0"
+version = "0.4.1"
 description = "A tool to dive into Python code"
 authors = [
     { name = "Dave Pearson", email = "davep@davep.org" }
@@ -10,6 +10,7 @@ dependencies = [
     "textual-enhanced>=0.13.0",
     "textual-fspicker>=0.4.1",
     "xdg-base-dirs>=6.0.2",
+    "tree-sitter<0.25.0",
 ]
 readme = "README.md"
 requires-python = ">= 3.13"

requirements-dev.lock

@@ -12,7 +12,7 @@
 -e file:.
 aiohappyeyeballs==2.6.1
     # via aiohttp
-aiohttp==3.12.13
+aiohttp==3.12.14
     # via aiohttp-jinja2
     # via textual-dev
     # via textual-serve
@@ -38,7 +38,7 @@ click==8.2.1
 codespell==2.4.1
 colorama==0.4.6
     # via mkdocs-material
-distlib==0.3.9
+distlib==0.4.0
     # via virtualenv
 filelock==3.18.0
     # via virtualenv
@@ -90,7 +90,7 @@ msgpack==1.1.1
 multidict==6.6.3
     # via aiohttp
     # via yarl
-mypy==1.16.1
+mypy==1.17.0
 mypy-extensions==1.1.0
     # via mypy
 nodeenv==1.9.1
@@ -133,7 +133,7 @@ rich==14.0.0
     # via textual-serve
 six==1.17.0
     # via python-dateutil
-textual==3.7.0
+textual==4.0.0
     # via dhv
     # via textual-dev
     # via textual-enhanced
@@ -147,6 +147,7 @@ textual-fspicker==0.4.1
 textual-serve==1.1.2
     # via textual-dev
 tree-sitter==0.24.0
+    # via dhv
     # via textual
 tree-sitter-bash==0.25.0
     # via textual
@@ -186,7 +187,7 @@ uc-micro-py==1.0.3
     # via linkify-it-py
 urllib3==2.5.0
     # via requests
-virtualenv==20.31.2
+virtualenv==20.32.0
     # via pre-commit
 watchdog==6.0.0
     # via mkdocs

requirements.lock

@@ -26,7 +26,7 @@ pygments==2.19.2
     # via rich
 rich==14.0.0
     # via textual
-textual==3.7.0
+textual==4.0.0
     # via dhv
     # via textual-enhanced
     # via textual-fspicker
@@ -35,6 +35,7 @@ textual-enhanced==0.13.0
 textual-fspicker==0.4.1
     # via dhv
 tree-sitter==0.24.0
+    # via dhv
     # via textual
 tree-sitter-bash==0.25.0
     # via textual