More awesome latex snippets

nvim/init.vim

@@ -26,6 +26,7 @@ Plug 'junegunn/gv.vim'
 Plug 'luochen1990/rainbow'
 Plug 'tpope/vim-surround'
 Plug 'valloric/matchtagalways'
+Plug 'junegunn/vim-easy-align'
 
 " Plug 'mbbill/undotree'
 Plug 'simnalamburt/vim-mundo'
@@ -178,6 +179,12 @@ noremap + :FSAbove<CR>
 " noremap j+ :FSSplitBelow<CR>
 " noremap k+ :FSSplitAbove<CR>
 
+" Start interactive EasyAlign in visual mode (e.g. vipga)
+xmap ga <Plug>(EasyAlign)
+
+" Start interactive EasyAlign for a motion/text object (e.g. gaip)
+nmap ga <Plug>(EasyAlign)
+
 let g:UltiSnipsUsePythonVersion = 3
 let g:UltiSnipsExpandTrigger="<a-q>"
 let g:UltiSnipsJumpForwardTrigger="<a-q>"
@@ -256,7 +263,8 @@ au Filetype tex
 augroup filetype_tex
     autocmd!
     autocmd Filetype tex
-            \ let b:AutoPairs = {"(": ")", '[': ']', '{': '}', '$': '$', '\left(': '\right)', '\left[': 'right]', "''": '``', "``": "''"}
+            \ let b:AutoPairs = {"(": ")", '[': ']', '{': '}', '$': '$', '\left(': '\right)',
+            \ '\left[': 'right]', "''": '``', "``": "''", '"': '"', 'sympy': 'sympy', '<<': '>>'}
 augroup END
 
 autocmd Filetype vim setlocal foldmethod=marker

nvim/my-snippets/UltiSnips/tex.snippets

@@ -1,3 +1,17 @@
+snippet 'sympy(.*)sympy' "evaluate sympy" wr
+`!p
+from sympy import *
+x, y, z, t = symbols('x y z t')
+k, m, n = symbols('k m n', integer=True)
+f, g, h = symbols('f g h', cls=Function)
+init_printing()
+snip.rv = eval('latex(' + match.group(1).replace('\\', '') \
+    .replace('^', '**') \
+    .replace('{', '(') \
+    .replace('}', ')') + ')')
+`
+endsnippet
+
 snippet vec "vector sign"
 \vec{$0}
 endsnippet
@@ -82,6 +96,18 @@ snippet <= "\Leftarrow"
 \Leftarrow $0
 endsnippet
 
+snippet '(\w+)_' "_\{text}" r
+`!p snip.rv=match.group(1)`_\text{$1} $0
+endsnippet
+
+snippet '".*"' "`` ''" r
+\`\``!p snip.rv=match.group(0)[1:-1]`'' $0
+endsnippet
+
+snippet '<<.*>>' "\enquote{text}" r
+\enquote{`!p snip.rv=match.group(0)[2:-2]`} $0
+endsnippet
+
 snippet <- "\leftarrow"
 \leftarrow $0
 endsnippet

nvim/spell/ru.utf-8.add

@@ -1,11 +0,0 @@
-были
-ЗЛП
-крайнейточкой
-крайнюю
-афинная
-ЗНП
-ЗВП
-афинные
-:
-Балтрашевич
-Корытов