kakoune/rc/markdown.kak

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# http://daringfireball.net/projects/markdown
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
# Detection
# ‾‾‾‾‾‾‾‾‾
hook global BufSetOption mimetype=text/x-markdown %{
set buffer filetype markdown
}
hook global BufCreate .*[.](markdown|md) %{
set buffer filetype markdown
}
# Highlighters
# ‾‾‾‾‾‾‾‾‾‾‾‾
addhl -group / regions -default content markdown \
sh ```sh ``` '' \
fish ```fish ``` '' \
ruby ```ruby ``` '' \
code ``` ``` '' \
code `` `` '' \
code ` ` ''
addhl -group /markdown/code fill meta
addhl -group /markdown/sh ref sh
addhl -group /markdown/fish ref fish
addhl -group /markdown/ruby ref ruby
# Setext-style header
addhl -group /markdown/content regex (\A|\n\n)[^\n]+\n={2,}\h*\n\h*$ 0:title
addhl -group /markdown/content regex (\A|\n\n)[^\n]+\n-{2,}\h*\n\h*$ 0:header
# Atx-style header
addhl -group /markdown/content regex ^(#+)(\h+)([^\n]+) 1:header
addhl -group /markdown/content regex ^\h+([-\*])\h+[^\n]*(\n\h+[^-\*]\S+[^\n]*)*$ 0:list 1:bullet
addhl -group /markdown/content regex ^([-=~]+)\n[^\n\h].*?\n\1$ 0:block
addhl -group /markdown/content regex (?<!\w)\+[^\n]+?\+(?!\w) 0:mono
addhl -group /markdown/content regex (?<!\w)_[^\n]+?_(?!\w) 0:italic
addhl -group /markdown/content regex (?<!\w)\*[^\n]+?\*(?!\w) 0:bold
addhl -group /markdown/content regex <[a-z]+://.*?> 0:link
addhl -group /markdown/content regex ^\h*(>\h*)+ 0:comment
addhl -group /markdown/content regex \H\K\h\h$ 0:PrimarySelection
# Commands
# ‾‾‾‾‾‾‾‾
def -hidden _markdown_filter_around_selections %{
eval -draft -itersel %{
exec <a-x>
# remove trailing white spaces
try %{ exec -draft s \h+$ <ret> d }
}
}
def -hidden _markdown_indent_on_new_line %{
eval -draft -itersel %{
# preserve previous line indent
try %{ exec -draft <space> K <a-&> }
# filter previous line
try %{ exec -draft k : _markdown_filter_around_selections <ret> }
# copy block quote(s), list item prefix and following white spaces
try %{ exec -draft k x s ^\h*\K((>\h*)|[*+-])+\h* <ret> y j p }
}
}
# Initialization
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
hook global WinSetOption filetype=markdown %{
addhl ref markdown
hook window InsertEnd .* -group markdown-hooks _markdown_filter_around_selections
hook window InsertChar \n -group markdown-indent _markdown_indent_on_new_line
}
hook global WinSetOption filetype=(?!markdown).* %{
rmhl markdown
rmhooks window markdown-indent
rmhooks window markdown-hooks
}