Allow apps to force lang via code.language and add special cased files

apps/obsidian/obsidian.py

@@ -0,0 +1,16 @@
+from talon import Context, Module
+
+mod = Module()
+mod.apps.obsidian = "app.name: Obsidian"
+
+lang_ctx = Context()
+lang_ctx.matches = r"""
+app: obsidian
+not tag: user.code_language_forced
+"""
+
+
+@lang_ctx.action_class("code")
+class CodeActions:
+    def language():
+        return "markdown"

apps/obsidian/obsidian.talon

@@ -0,0 +1,3 @@
+app: obsidian
+-
+tag(): user.tabs

core/modes/language_modes.py

@@ -1,4 +1,4 @@
-from talon import Context, Module, actions
+from talon import Context, Module, actions, app
 
 # Maps language mode names to the extensions that activate them. Only put things
 # here which have a supported language mode; that's why there are so many
@@ -49,6 +49,19 @@
     "html": "html",
 }
 
+# Files without specific extensions but are associated with languages
+special_file_map = {
+    "CMakeLists.txt": "cmake",
+    "Makefile": "make",
+    "Dockerfile": "docker",
+    "meson.build": "meson",
+    ".bashrc": "bash",
+    ".zshrc": "zsh",
+    "PKGBUILD": "pkgbuild",
+    ".vimrc": "vimscript",
+    "vimrc": "vimscript",
+}
+
 # Override speakable forms for language modes. If not present, a language mode's
 # name is used directly.
 language_name_overrides = {
@@ -62,7 +75,6 @@
 }
 
 mod = Module()
-
 ctx = Context()
 
 ctx_forced = Context()
@@ -95,6 +107,10 @@
 @ctx.action_class("code")
 class CodeActions:
     def language():
+        file_name = actions.win.filename()
+        if file_name in special_file_map:
+            return special_file_map[file_name]
+
         file_extension = actions.win.file_ext()
         return extension_lang_map.get(file_extension, "")
 
@@ -122,3 +138,10 @@ def code_clear_language_mode():
         global forced_language
         forced_language = ""
         ctx.tags = []
+
+    def code_show_forced_language_mode():
+        """Show the active language for this context"""
+        if forced_language:
+            app.notify(f"Forced language: {forced_language}")
+        else:
+            app.notify("No language forced")

core/modes/language_modes.talon

@@ -1,2 +1,3 @@
 ^force {user.language_mode}$: user.code_set_language_mode(language_mode)
+show [forced] language modes: user.code_show_forced_language_mode()
 ^clear language modes$: user.code_clear_language_mode()