diff options
Diffstat (limited to 'snippets/lua.lua')
| -rw-r--r-- | snippets/lua.lua | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/snippets/lua.lua b/snippets/lua.lua new file mode 100644 index 0000000..eb46b67 --- /dev/null +++ b/snippets/lua.lua @@ -0,0 +1,264 @@ + +local ls = require("luasnip") --{{{ +local s = ls.s --> snippet +local i = ls.i --> insert node +local t = ls.t --> text node + +local d = ls.dynamic_node +local c = ls.choice_node --> takes in a pos as first arg and a table of nodes +local f = ls.function_node +local sn = ls.snippet_node + +local fmt = require("luasnip.extras.fmt").fmt +local rep = require("luasnip.extras").rep + +local snippets, autosnippets = {}, {} --}}} + +local group = vim.api.nvim_create_augroup("Lua Snippets", { clear = true }) +local file_pattern = "*.lua" + +local function cs(trigger, nodes, opts) --{{{ + local snippet = s(trigger, nodes) + local target_table = snippets + + local pattern = file_pattern + local keymaps = {} + + if opts ~= nil then + -- check for custom pattern + if opts.pattern then + pattern = opts.pattern + end + + -- if opts is a string + if type(opts) == "string" then + if opts == "auto" then + target_table = autosnippets + else + table.insert(keymaps, { "i", opts }) + end + end + + -- if opts is a table + if opts ~= nil and type(opts) == "table" then + for _, keymap in ipairs(opts) do + if type(keymap) == "string" then + table.insert(keymaps, { "i", keymap }) + else + table.insert(keymaps, keymap) + end + end + end + + -- set autocmd for each keymap + if opts ~= "auto" then + for _, keymap in ipairs(keymaps) do + vim.api.nvim_create_autocmd("BufEnter", { + pattern = pattern, + group = group, + callback = function() + vim.keymap.set(keymap[1], keymap[2], function() + ls.snip_expand(snippet) + end, { noremap = true, silent = true, buffer = true }) + end, + }) + end + end + end + + table.insert(target_table, snippet) -- insert snippet into appropriate table +end --}}} + +-- Start Refactoring -- + +cs("CMD", { -- [CMD] multiline vim.cmd{{{ + t({ "vim.cmd[[", " " }), + i(1, ""), + t({ "", "]]" }), +}) --}}} +cs("cmd", fmt("vim.cmd[[{}]]", { i(1, "") })) -- single line vim.cmd +cs({ -- github import for packer{{{ + trig = "https://github%.com/([%w-%._]+)/([%w-%._]+)!", + regTrig = true, + hidden = true, +}, { + t([[use "]]), + f(function(_, snip) + return snip.captures[1] + end), + t("/"), + f(function(_, snip) + return snip.captures[2] + end), + t({ [["]], "" }), + i(1, ""), +}, "auto") --}}} + +cs( -- {regexSnippet} LuaSnippet{{{ + "regexSnippet", + fmt( + [=[ +cs( -- {} +{{ trig = "{}", regTrig = true, hidden = true }}, fmt([[ +{} +]], {{ + {} +}})) + ]=], + { + i(1, "Description"), + i(2, ""), + i(3, ""), + i(4, ""), + } + ), + { pattern = "*/snippets/*.lua", "<C-d>" } +) --}}} +cs( -- [luaSnippet] LuaSnippet{{{ + "luaSnippet", + fmt( + [=[ +cs("{}", fmt( -- {} +[[ +{} +]], {{ + {} + }}){}) + ]=], + { + i(1, ""), + i(2, "Description"), + i(3, ""), + i(4, ""), + c(5, { + t(""), + fmt([[, "{}"]], { i(1, "keymap") }), + fmt([[, {{ pattern = "{}", {} }}]], { i(1, "*/snippets/*.lua"), i(2, "keymap") }), + }), + } + ), + { pattern = "*/snippets/*.lua", "jcs" } +) --}}} + +cs( -- choice_node_snippet luaSnip choice node{{{ + "choice_node_snippet", + fmt( + [[ +c({}, {{ {} }}), +]], + { + i(1, ""), + i(2, ""), + } + ), + { pattern = "*/snippets/*.lua", "jcn" } +) --}}} + +cs( -- [function] Lua function snippet{{{ + "function", + fmt( + [[ +function {}({}) + {} +end +]], + { + i(1, ""), + i(2, ""), + i(3, ""), + } + ), + "jff" +) --}}} +cs( -- [local_function] Lua function snippet{{{ + "local_function", + fmt( + [[ +local function {}({}) + {} +end +]], + { + i(1, ""), + i(2, ""), + i(3, ""), + } + ), + "jlf" +) --}}} +cs( -- [local] Lua local variable snippet{{{ + "local", + fmt( + [[ +local {} = {} + ]], + { i(1, ""), i(2, "") } + ), + "jj" +) --}}} +-- Tutorial Snippets go here -- +local myFirstSnippet = s("myFirstSnippet", { + t("Hi! This is my first snippet in Luasnip "), + i(1, "placeholder"), + t({"", "this is another text node", ""}), + i(2, "put here"), +}) +table.insert(snippets, myFirstSnippet) + + + +local mySecondSnippet = s( + "mySecondSnippet", + fmt( + [[ + local {} = function({}) + {} {{ im in a curly braces }} + end {} + ]], + { + i(1, "myVar"), + c(2, { t(""), i(1, "myArg") }), + i(3, "-- TODO: something"), + i(4, "-- nice") + } + ) +) +table.insert(snippets, mySecondSnippet) + +local myFirstAutoSnippet = s("automatic", { t("This was auto triggered") }) +table.insert(autosnippets, myFirstAutoSnippet) + +local mySecondAutoSnippet = s({ trig = "digit(%d)(%d)", regTrig = true }, { + f(function(_, snip) + return snip.captures[1] .. " + " + end), + f(function(_, snip) + return snip.captures[2] + end), +}) +table.insert(autosnippets, mySecondAutoSnippet) + + + + + + + + +-- End Refactoring -- + +return snippets, autosnippets + + + + + + + + + + + + + + |