feat(nvim): add rst snippets for working with PDFs

Fixes #45

lua/opdavies/snippets/ft/rst.lua

@@ -1,3 +1,4 @@
+local fmta = require("luasnip.extras.fmt").fmta
 local ls = require "luasnip"
 
 local i = ls.insert_node
@@ -12,11 +13,37 @@ local fill_line = function(char)
 end
 
 local M = {
+  class = { ".. class:: ", i(1) },
+  footer = { ".. footer:: ", i(1) },
   link = { ".. _", i(1), ":" },
+  raw = { ".. raw:: ", i(1) },
+
+  -- TODO: add an optional new line and ":width" property.
+  image = { ".. image:: ", i(1) },
 
   head = f(fill_line "=", {}),
   sub = f(fill_line "-", {}),
   subsub = f(fill_line "^", {}),
+
+  -- Add a page break with an optional page template.
+  pb = fmta(
+    [[
+    .. raw:: pdf
+
+       PageBreak<>
+    ]],
+    { i(0) }
+  ),
+
+  -- Add a new speaker note.
+  ta = fmta(
+    [[
+    .. raw:: pdf
+
+       TextAnnotation "<>"
+    ]],
+    { i(0) }
+  )
 }
 
 return M