From e1e520d365900194fd3f4dd2643f34486d4c5775 Mon Sep 17 00:00:00 2001
From: Hektor Misplon <hektor.misplon@pm.me>
Date: Mon, 15 May 2023 13:41:06 +0200
Subject: [PATCH] Detect snippet math contexts

---
 .vim/ftplugin/pandoc/wiki.vim | 16 ++++++++++++++++
 .vim/snips/pandoc.snippets    | 11 +++++++++++
 2 files changed, 27 insertions(+)

diff --git a/.vim/ftplugin/pandoc/wiki.vim b/.vim/ftplugin/pandoc/wiki.vim
index d076429..6a0b2d3 100644
--- a/.vim/ftplugin/pandoc/wiki.vim
+++ b/.vim/ftplugin/pandoc/wiki.vim
@@ -1,2 +1,18 @@
 set cc=81
 set cocu=""
+func! GetContext()
+  " https://stackoverflow.com/questions/9464844/how-to-get-group-name-of-highlighting-under-cursor-in-vim
+  if !exists("*synstack")
+    return
+  endif
+  let matches = map(synstack(line('.'), col('.')), 'synIDattr(v:val, "name")')
+  if index(matches, 'pandocLaTeXInlineMath') >= 0
+    echo 'math_inline'
+  elseif index(matches, 'pandocLaTeXMathBlock') >= 0
+    echo 'math_block'
+  else
+    echo ''
+  endif
+endfunc
+com! -nargs=0 GetContext :call GetContext()
+
diff --git a/.vim/snips/pandoc.snippets b/.vim/snips/pandoc.snippets
index 2a1bd36..525dd1a 100644
--- a/.vim/snips/pandoc.snippets
+++ b/.vim/snips/pandoc.snippets
@@ -24,6 +24,17 @@
 #
 # Online reference: https://github.com/SirVer/ultisnips/blob/master/doc/UltiSnips.txt
 
+global !p
+def math():
+  return vim.command_output('GetContext') == 'math_inline' or vim.command_output('GetContext') == 'math_block'
+
+def math_inline():
+	return vim.command_output('GetContext') == 'math_inline'
+
+def math_block():
+	return vim.command_output('GetContext') == 'math_block'
+endglobal
+
 extends html
 
 # Zettelkasten templating