init

config/plugins/luasnip/helpers/luasnip-helper-funcs.lua

@@ -0,0 +1,68 @@
+local M = {}
+
+-- stop lsp error messages
+-- https://github.com/L3MON4D3/LuaSnip/blob/master/DOC.md#loaders
+local ls = require("luasnip")
+local s = ls.snippet
+local sn = ls.snippet_node
+local isn = ls.indent_snippet_node
+local t = ls.text_node
+local i = ls.insert_node
+local f = ls.function_node
+local c = ls.choice_node
+local d = ls.dynamic_node
+local r = ls.restore_node
+local events = require("luasnip.util.events")
+local ai = require("luasnip.nodes.absolute_indexer")
+local extras = require("luasnip.extras")
+local l = extras.lambda
+local rep = extras.rep
+local p = extras.partial
+local m = extras.match
+local n = extras.nonempty
+local dl = extras.dynamic_lambda
+local fmt = require("luasnip.extras.fmt").fmt
+local fmta = require("luasnip.extras.fmt").fmta
+local conds = require("luasnip.extras.expand_conditions")
+local postfix = require("luasnip.extras.postfix").postfix
+local types = require("luasnip.util.types")
+local parse = require("luasnip.util.parser").parse_snippet
+local ms = ls.multi_snippet
+local k = require("luasnip.nodes.key_indexer").new_key
+-- Example: expanding a snippet on a new line only.
+-- In a snippet file, first require the line_begin condition...
+local line_begin = conds.line_begin
+
+-- This is the `get_visual` function I've been talking about.
+-- ----------------------------------------------------------------------------
+-- Summary: When `LS_SELECT_RAW` is populated with a visual selection, the function
+-- returns an insert node whose initial text is set to the visual selection.
+-- When `LS_SELECT_RAW` is empty, the function simply returns an empty insert node.
+M.get_visual = function(_, parent, _, user_args)
+	if #parent.snippet.env.LS_SELECT_RAW > 0 then
+		return sn(nil, i(1, parent.snippet.env.LS_SELECT_RAW))
+	else -- If LS_SELECT_RAW is empty, return a blank insert node
+		return sn(nil, i(1, user_args))
+	end
+end
+
+-- https://github.com/L3MON4D3/LuaSnip/discussions/1195
+M.make_single_curly_bracket_snippets = function(type, trig, command, user_args)
+	-- return s({trig=keyword,desc=desc}, {t"local function " .. keyword .. "(", i(1), t")"})
+	return s({
+		trig = trig,
+		desc = "Expand " .. trig .. " into \\" .. command .. "{}",
+		snippetType = type,
+	}, fmt("\\" .. command .. "{<>}", { d(1, M.get_visual, { user_args = { user_args } }) }, { delimiters = "<>" }))
+end
+
+M.make_scope_snippets = function(type, trig, command, user_args)
+	-- return s({trig=keyword,desc=desc}, {t"local function " .. keyword .. "(", i(1), t")"})
+	return s({
+		trig = trig,
+		desc = "Expand " .. trig .. " into {\\" .. command .. " ... }",
+		snippetType = type,
+	}, fmt("{\\" .. command .. " <>}", { d(1, M.get_visual, { user_args = { user_args } }) }, { delimiters = "<>" }))
+end
+
+return M