First commit

nvim/ultisnips/tex/tex.snippets

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+global !p
+def math():
+	return vim.eval('vimtex#syntax#in_mathzone()') == '1'
+
+def comment(): 
+	return vim.eval('vimtex#syntax#in_comment()') == '1'
+
+def env(name):
+	[x,y] = vim.eval("vimtex#env#is_inside('" + name + "')") 
+	return x != '0' and y != '0'
+
+endglobal
+
+snippet beg "begin{} / end{}" bA
+\\begin{$1}
+	$0
+\\end{$1}
+endsnippet
+
+
+priority 100
+snippet ... "dots" iA
+\dots
+endsnippet
+
+snippet km "Math" wA
+$${1}$`!p
+if t[2] and t[2][0] not in [',', '.', '?', '-', ' ']:
+	snip.rv = ' '
+else:
+	snip.rv = ''
+`$2
+endsnippet
+
+snippet dm "Math" wA
+\[
+${1:${VISUAL}}
+\] $0
+endsnippet
+
+
+context "math()"
+snippet '([A-Za-z])(\d)' "auto subscript" wrA
+`!p snip.rv = match.group(1)`_`!p snip.rv = match.group(2)`
+endsnippet
+
+#context "math()"
+#snippet '([A-Za-z])_(\d\d)' "auto subscript2" wrA
+#`!p snip.rv = match.group(1)`_{`!p snip.rv = match.group(2)`}
+#endsnippet
+
+context "math()"
+snippet '([A-Za-z])_' "auto subscript2" wrA
+`!p snip.rv = match.group(1)`_{$1}$0
+endsnippet
+
+snippet enum "Enumerate" bA
+\begin{enumerate}
+	\item $0
+\end{enumerate}
+endsnippet
+
+snippet item "Itemize" bA
+\begin{itemize}
+	\item $0
+\end{itemize}
+endsnippet
+
+snippet sum "sum" w
+\sum_{n=${1:1}}^{${2:\infty}} ${3:a_n z^n}
+endsnippet
+
+context "math()"
+snippet mat "Matrice symbol" A
+\mathcal{M}_{${1:n},${2:p}}(${3:\mathbb{R}})$0
+endsnippet
+
+snippet pmat "pmat" bA
+\begin{pmatrix}
+	$0
+\end{pmatrix}
+endsnippet
+
+snippet // "Fraction" iA
+\\frac{$1}{$2}$0
+endsnippet
+
+context "math()"
+snippet '((\d+)|(\d*)(\\)?([A-Za-z]+)((\^|_)(\{\d+\}|\d))*)/' "Fraction" wrA
+\\frac{`!p snip.rv = match.group(1)`}{$1}$0
+endsnippet
+
+context "math()"
+priority 1000
+snippet '^.*\)/' "() Fraction" wrA
+`!p
+stripped = match.string[:-1]
+depth = 0
+i = len(stripped) - 1
+while True:
+	if stripped[i] == ')': depth += 1
+	if stripped[i] == '(': depth -= 1
+	if depth == 0: break;
+	i -= 1
+snip.rv = stripped[0:i] + "\\frac{" + stripped[i+1:-1] + "}"
+`{$1}$0
+endsnippet
+
+context "math()"
+snippet text "text zone" A
+\text{ $1 }$0
+endsnippet
+
+snippet def "definition" bA
+\begin{definition}[$1]
+	$0
+\end{definition}
+endsnippet
+
+snippet space "space" i
+\hspace{3ex} $0
+endsnippet
+
+context "math()"
+snippet bar "overline bar" iA
+\overline{$1}$0
+endsnippet