Ændrede diverse ting, især tilføjede jeg en masse lua-snippets

luasnippets/tex/math.lua

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+-- Abbreviations used in this article and the LuaSnip docs
+local ls = require("luasnip")
+local s = ls.snippet
+-- local sn = ls.snippet_node
+local t = ls.text_node
+local i = ls.insert_node
+-- local f = ls.function_node
+-- local d = ls.dynamic_node
+-- local fmt = require("luasnip.extras.fmt").fmt
+local fmta = require("luasnip.extras.fmt").fmta
+-- local rep = require("luasnip.extras").rep
+
+-- from nvim/lua/
+local helpers = require("luasnip-helpers")
+-- Autosnippet, only for math environments
+local asm = helpers.asm
+return {
+  -- Greek letters
+  asm(";a", { t("\\alpha") }),
+  asm(";b", { t("\\beta") }),
+  asm(";g", { t("\\gamma") }),
+  asm(";G", { t("\\Gamma") }),
+  asm(";d", { t("\\delta") }),
+  asm(";D", { t("\\Delta") }),
+  -- Next two are swapped on purpose - always use varepsilon!
+  asm(";e", { t("\\varepsilon") }),
+  asm(";ve", { t("\\epsilon") }),
+  asm(";z", { t("\\zeta") }),
+  asm(";t", { t("\\theta") }),
+  asm(";vt", { t("\\vartheta") }),
+  asm(";T", { t("\\Theta") }),
+  asm(";i", { t("\\iota") }),
+  asm(";k", { t("\\kappa") }),
+  asm(";l", { t("\\lambda") }),
+  asm(";L", { t("\\Lambda") }),
+  asm(";m", { t("\\mu") }),
+  asm(";n", { t("\\nu") }),
+  asm(";x", { t("\\xi") }),
+  asm(";X", { t("\\Xi") }),
+  asm(";pi", { t("\\pi") }),
+  asm(";Pi", { t("\\Pi") }),
+  asm(";r", { t("\\rho") }),
+  asm(";vr", { t("\\varrho") }),
+  asm(";s", { t("\\sigma") }),
+  asm(";S", { t("\\Sigma") }),
+  asm(";t", { t("\\tau") }),
+  asm(";u", { t("\\upsilon") }),
+  asm(";U", { t("\\Upsilon") }),
+  asm(";ph", { t("\\phi") }),
+  -- Could be ";vph", but two letters seems nicer
+  asm(";vp", { t("\\varphi") }),
+  asm(";Ph", { t("\\Phi") }),
+  asm(";c", { t("\\chi") }),
+  asm(";ps", { t("\\psi") }),
+  asm(";Ps", { t("\\Psi") }),
+  asm(";o", { t("\\omega") }),
+  asm(";O", { t("\\Omega") }),
+
+  asm("ff", fmta("\\frac{<>}{<>}", { i(1), i(2) })),
+  asm("tf", fmta("\\tfrac{<>}{<>}", { i(1), i(2) })),
+
+  asm({ trig = "__", wordTrig = false }, fmta("_{<>}", { i(1) })),
+  asm({ trig = "^^", wordTrig = false }, fmta("^{<>}", { i(1) })),
+
+  -- Math fonts (in this document, so they only trigger in math environments)
+  -- See https://tex.stackexchange.com/questions/58098/what-are-all-the-font-styles-i-can-use-in-math-mode
+  asm("rm", fmta("\\mathrm{<>}", { i(1) })),
+  asm("bf", fmta("\\boldsymbol{<>}", { i(1) })),
+  asm("sf", fmta("\\mathsf{<>}", { i(1) })),
+  asm("it", fmta("\\mathit{<>}", { i(1) })),
+  asm("tt", fmta("\\mathtt{<>}", { i(1) })),
+  -- These two normally not needed, as you would define "\R = \mathbb{R}",
+  -- and so on.
+  -- asm("bb", fmta("\\mathbb{<>}", { i(1) })),
+  asm("cal", fmta("\\mathcal{<>}", { i(1) })),
+
+  -- Delimeters (in math). NEED CORRESPONDING DEFINITIONS IN PREAMBLE
+  asm("pp", fmta("\\lr{<>}", { i(1) })),
+  asm("ss", fmta("\\lrs{<>}", { i(1) })),
+  asm("cc", fmta("\\lrc{<>}", { i(1) })),
+  asm("sq", fmta("\\sqrt{<>}", { i(1) })),
+}