Snippets

6 files changed, 153 insertions, 0 deletions

diff --git a/lua/Snippets/luasniphelpers.lua b/lua/Snippets/luasniphelpers.lua
new file mode 100644
index 0000000..5aa3e44
--- /dev/null
+++ b/lua/Snippets/luasniphelpers.lua
@@ -0,0 +1,9 @@
+local M = {}
+
+local ls = require("luasnip")
+local sn = ls.snippet_node
+local i = ls.insert_node
+
+M.line_begin = require("luasnip.extras.expand_conditions").line_begin
+
+return M
diff --git a/lua/Snippets/luasniphelperslatex.lua b/lua/Snippets/luasniphelperslatex.lua
new file mode 100644
index 0000000..a31e714
--- /dev/null
+++ b/lua/Snippets/luasniphelperslatex.lua
@@ -0,0 +1,26 @@
+local M = {}
+
+M.in_mathzone = function()
+  return vim.fn['vimtex#syntax#in_mathzone']() == 1
+end
+M.in_text = function()
+  return not tex_utils.in_mathzone()
+end
+M.in_comment = function()
+  return vim.fn['vimtex#syntax#in_comment']() == 1
+end
+M.in_env = function(name)
+    local is_inside = vim.fn['vimtex#env#is_inside'](name)
+    return (is_inside[1] > 0 and is_inside[2] > 0)
+end
+M.in_equation = function()
+    return tex_utils.in_env('equation')
+end
+M.in_itemize = function()
+    return tex_utils.in_env('itemize')
+end
+M.in_tikz = function()
+    return tex_utils.in_env('tikzpicture')
+end
+
+return M
diff --git a/lua/Snippets/tex/environments.lua b/lua/Snippets/tex/environments.lua
new file mode 100644
index 0000000..fd19387
--- /dev/null
+++ b/lua/Snippets/tex/environments.lua
@@ -0,0 +1,49 @@
+local helper = require('Snippets.luasniphelpers')
+local helper = require('Snippets.luasniphelpers')
+
+return {
+	-- variable environment
+	s({ trig = 'beg', snippetType = 'autosnippet' },
+		fmta(
+			[[
+\begin{<>}
+	<>
+\end{<>}
+]],
+			{
+				i(1),
+				i(2),
+				rep(1),
+			}
+		),
+		{ condition = helper.line_begin }
+	),
+	-- enumerate environment
+	s({ trig = 'enu', snippetType = 'autosnippet' },
+		fmta(
+			[[
+\begin{enumerate*}
+	\item <>
+\end{enumerate*}
+]],
+			{
+				i(1),
+			}
+		),
+		{ condition = helper.line_begin }
+	),
+	-- align environment
+	s({ trig = 'ali', snippetType = 'autosnippet' },
+		fmta(
+			[[
+\begin{align*}
+	<>
+\end{align*}
+]],
+			{
+				i(1),
+			}
+		),
+		{ condition = helper.line_begin }
+	),
+}
diff --git a/lua/Snippets/tex/general.lua b/lua/Snippets/tex/general.lua
new file mode 100644
index 0000000..ebe76fe
--- /dev/null
+++ b/lua/Snippets/tex/general.lua
@@ -0,0 +1,23 @@
+local tex = require('Snippets.luasniphelperslatex')
+local helper = require('Snippets.luasniphelpers')
+
+return {
+	s({ trig = "sec", snippetType = "autosnippet" },
+		fmta(
+			'\\section*{<>}',
+			{
+				i(1),
+			}
+		),
+		{ condition = line_begin }
+	),
+	s({ trig = "hh", snippetType = "autosnippet" },
+		fmta(
+			'\\SI{<>}{<>}',
+			{
+				i(1),
+				i(2),
+			}
+		)
+	),
+}
diff --git a/lua/Snippets/tex/greek.lua b/lua/Snippets/tex/greek.lua
new file mode 100644
index 0000000..f47cdac
--- /dev/null
+++ b/lua/Snippets/tex/greek.lua
@@ -0,0 +1,17 @@
+local tex = require('Snippets.luasniphelperslatex')
+local helper = require('Snippets.luasniphelpers')
+
+return {
+	s({ trig = "pi", snippetType = "autosnippet" },
+		{
+			t("\\pi"),
+		},
+		{ condition = tex.in_mathzone }
+	),
+	s({ trig = "0eps", snippetType = "autosnippet" },
+		{
+			t("\\epsilon_0"),
+		},
+		{ condition = tex.in_mathzone }
+	),
+}
diff --git a/lua/Snippets/tex/math.lua b/lua/Snippets/tex/math.lua
new file mode 100644
index 0000000..670ed80
--- /dev/null
+++ b/lua/Snippets/tex/math.lua
@@ -0,0 +1,29 @@
+local tex = require('Snippets.luasniphelperslatex')
+local helper = require('Snippets.luasniphelpers')
+
+return {
+	s({ trig = '/', snippetType = 'autosnippet' },
+		fmta(
+			'\\frac{<>}{<>}',
+			{
+				i(1),
+				i(2),
+			}
+		),
+		{ condition = tex.in_mathzone }
+	),
+	s({ trig = "in", snippetType = "autosnippet" },
+		fmta(
+			'\\int_{<>}^{<>}',
+			{
+				i(1),
+				i(2),
+			}
+		),
+		{ condition = tex.in_mathzone }
+	),
+	s({ trig = 'df', snippetType = 'autosnippet' },
+		{ t('\\diff ') },
+		{ condition = tex.in_mathzone }
+	),
+}