Silence byte-compile warnings when treesit is not available

* lisp/progmodes/c-ts-mode.el:
* lisp/progmodes/cmake-ts-mode.el:
* lisp/progmodes/csharp-mode.el:
* lisp/progmodes/dockerfile-ts-mode.el:
* lisp/progmodes/elixir-ts-mode.el:
* lisp/progmodes/go-ts-mode.el:
* lisp/progmodes/heex-ts-mode.el:
* lisp/progmodes/java-ts-mode.el:
* lisp/progmodes/js.el:
* lisp/progmodes/json-ts-mode.el:
* lisp/progmodes/lua-ts-mode.el:
* lisp/progmodes/php-ts-mode.el:
* lisp/progmodes/ruby-ts-mode.el:
* lisp/progmodes/rust-ts-mode.el:
* lisp/progmodes/sh-script.el:
* lisp/progmodes/typescript-ts-mode.el:
* lisp/textmodes/css-mode.el:
* lisp/textmodes/markdown-ts-mode.el:
* lisp/textmodes/mhtml-ts-mode.el:
* lisp/textmodes/toml-ts-mode.el:
* lisp/textmodes/yaml-ts-mode.el:
Declare 'treesit-major-mode-remap-alist' and
'treesit-language-available-p' to silence warnings
that are false alarms.  Also improve docstrings.

5 files changed, 13 insertions, 2 deletions

diff --git a/lisp/textmodes/css-mode.el b/lisp/textmodes/css-mode.el
index 0a02aedfa4f..ffecc86cbe0 100644
--- a/lisp/textmodes/css-mode.el
+++ b/lisp/textmodes/css-mode.el
@@ -1917,6 +1917,7 @@ can also be used to fill comments.
 
 ;;;###autoload
 (when (treesit-available-p)
+  (defvar treesit-major-mode-remap-alist)
   (add-to-list 'treesit-major-mode-remap-alist
                '(css-mode . css-ts-mode)))
 
diff --git a/lisp/textmodes/markdown-ts-mode.el b/lisp/textmodes/markdown-ts-mode.el
index 4af80f80b5f..7f705ddb8b2 100644
--- a/lisp/textmodes/markdown-ts-mode.el
+++ b/lisp/textmodes/markdown-ts-mode.el
@@ -405,7 +405,10 @@ the same features enabled in MODE."
 
 ;;;###autoload
 (defun markdown-ts-mode-maybe ()
-  "Enable `markdown-ts-mode' when its grammar is available."
+  "Enable `markdown-ts-mode' when its grammar is available.
+Also propose to install the grammar when `treesit-enabled-modes'
+is t or contains the mode name."
+  (declare-function treesit-language-available-p "treesit.c")
   (if (or (treesit-language-available-p 'markdown)
           (eq treesit-enabled-modes t)
           (memq 'markdown-ts-mode treesit-enabled-modes))
@@ -416,6 +419,7 @@ the same features enabled in MODE."
 (when (treesit-available-p)
   (add-to-list 'auto-mode-alist '("\\.md\\'" . markdown-ts-mode-maybe))
   ;; To be able to toggle between an external package and core ts-mode:
+  (defvar treesit-major-mode-remap-alist)
   (add-to-list 'treesit-major-mode-remap-alist
                '(markdown-mode . markdown-ts-mode)))
 
diff --git a/lisp/textmodes/mhtml-ts-mode.el b/lisp/textmodes/mhtml-ts-mode.el
index be3873e848a..793e28ed0de 100644
--- a/lisp/textmodes/mhtml-ts-mode.el
+++ b/lisp/textmodes/mhtml-ts-mode.el
@@ -589,6 +589,7 @@ Powered by tree-sitter."
 
 ;;;###autoload
 (when (treesit-available-p)
+  (defvar treesit-major-mode-remap-alist)
   (add-to-list 'treesit-major-mode-remap-alist
                '(mhtml-mode . mhtml-ts-mode)))
 
diff --git a/lisp/textmodes/toml-ts-mode.el b/lisp/textmodes/toml-ts-mode.el
index 511a6b5f8ed..f85ded35968 100644
--- a/lisp/textmodes/toml-ts-mode.el
+++ b/lisp/textmodes/toml-ts-mode.el
@@ -174,6 +174,7 @@ Return nil if there is no name or if NODE is not a defun node."
 
 ;;;###autoload
 (when (treesit-available-p)
+  (defvar treesit-major-mode-remap-alist)
   (add-to-list 'treesit-major-mode-remap-alist
                '(conf-toml-mode . toml-ts-mode)))
 
diff --git a/lisp/textmodes/yaml-ts-mode.el b/lisp/textmodes/yaml-ts-mode.el
index 95c9c1abd7d..61c70340f8e 100644
--- a/lisp/textmodes/yaml-ts-mode.el
+++ b/lisp/textmodes/yaml-ts-mode.el
@@ -229,7 +229,10 @@ Return nil if there is no name or if NODE is not a defun node."
 
 ;;;###autoload
 (defun yaml-ts-mode-maybe ()
-  "Enable `yaml-ts-mode' when its grammar is available."
+  "Enable `yaml-ts-mode' when its grammar is available.
+Also propose to install the grammar when `treesit-enabled-modes'
+is t or contains the mode name."
+  (declare-function treesit-language-available-p "treesit.c")
   (if (or (treesit-language-available-p 'yaml)
           (eq treesit-enabled-modes t)
           (memq 'yaml-ts-mode treesit-enabled-modes))
@@ -240,6 +243,7 @@ Return nil if there is no name or if NODE is not a defun node."
 (when (treesit-available-p)
   (add-to-list 'auto-mode-alist '("\\.ya?ml\\'" . yaml-ts-mode-maybe))
   ;; To be able to toggle between an external package and core ts-mode:
+  (defvar treesit-major-mode-remap-alist)
   (add-to-list 'treesit-major-mode-remap-alist
                '(yaml-mode . yaml-ts-mode)))