rc: Implement a Mako highlighter

Author: lenormf

rc/mako.kak

@@ -0,0 +1,51 @@
+# https://docs.makotemplates.org/en/latest/syntax.html
+# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
+
+# Detection
+# ‾‾‾‾‾‾‾‾‾
+
+hook global BufCreate .+\.mako %{
+    set-option buffer filetype mako
+}
+
+# Initialization
+# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
+
+hook global WinSetOption filetype=mako %{
+    require-module html
+    require-module python
+    require-module mako
+
+    add-highlighter window/mako ref mako
+    hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/mako }
+}
+
+provide-module mako %{
+
+# Highlighters
+# ‾‾‾‾‾‾‾‾‾‾‾‾
+
+add-highlighter shared/mako regions
+add-highlighter shared/mako/code default-region group
+add-highlighter shared/mako/code/ ref html
+
+add-highlighter shared/mako/inline_python region '^\h*%(?!%)' $ group
+add-highlighter shared/mako/inline_python/ ref python
+add-highlighter shared/mako/inline_python/ regex ^\h*(%)\h*(?:(end(?:if|for)))? 1:meta 2:keyword
+
+add-highlighter shared/mako/block_python region '^\h*<%$' '^%>\h*$' group
+add-highlighter shared/mako/block_python/ ref python
+add-highlighter shared/mako/block_python/ regex ^\h*(<%)|(%>)\h*$ 1:meta 2:meta
+
+add-highlighter shared/mako/code/block_tags regex (</?%)(block|call|def|nsname|text)\b(>)? 1:meta 2:builtin 3:meta
+add-highlighter shared/mako/code/inline_tags regex (<%)(include|inherit|namespace|page)\b 1:meta 2:builtin
+
+add-highlighter shared/mako/expression region '\$\{' '\}' group
+add-highlighter shared/mako/expression/ ref python
+add-highlighter shared/mako/expression/ regex \$\{|\} 0:value
+
+add-highlighter shared/mako/block_comment region ^<%doc> </%doc>$ group
+add-highlighter shared/mako/block_comment/ fill documentation
+add-highlighter shared/mako/code/inline_comment regex ^\h*##[^\n]* 0:comment
+
+}