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local ls = require('luasnip')
local types = require('luasnip.util.types')
vim.api.nvim_set_hl(0, 'LuasnipIndicator', {
fg = vim.g.terminal_color_15,
bg = vim.g.terminal_color_1,
italic = true,
nocombine = true,
})
-- autowrap: wraps the function in top and bot if there is any content
local autowrap = function(top, bot, inner)
local autoinsert = function(args, _, _, wrap_with)
local nodes = {}
if vim.trim(table.concat(args[1] or {})) ~= "" then
table.insert(nodes, wrap_with)
end
return ls.sn(nil, nodes)
end
local argnodes = {}
local maxpos = -1
for _, e in ipairs(inner) do
if e.pos ~= nil then
table.insert(argnodes, e.pos)
if e.pos > maxpos then
maxpos = e.pos
end
end
end
local nodes = {}
table.insert(nodes, ls.d(maxpos+1, autoinsert, argnodes, {user_args = {top}}))
for _, e in ipairs(inner) do table.insert(nodes, e) end
table.insert(nodes, ls.d(maxpos+2, autoinsert, argnodes, {user_args = {bot}}))
return nodes
end
-- comment: wraps the content in &commentstring (or a blockcomment)
local comment = function(wrapped, blockcomment)
-- commentstring helper
local get_cstring = function()
local cs = require('Comment.ft').calculate {
ctype = blockcomment and 2 or 1,
range = require('Comment.utils').get_region()
}
local tbl = vim.split(cs or '', '%s', {plain = true, trimempty = true})
return (#tbl == 0) and {'', ''}
or ((#tbl == 1) and {tbl[1] .. ' ', ''}
or {tbl[1], tbl[2]})
end
if type(wrapped) ~= "table" then
wrapped = {wrapped}
end
local nodes = {}
table.insert(nodes, ls.f(function() return get_cstring()[1] end))
for _, n in ipairs(wrapped) do table.insert(nodes, n) end
table.insert(nodes, ls.f(function() return get_cstring()[2] end))
return nodes
end
-- exec: inserts the output of command
local exec = function(command)
return ls.f(function(_, _, ...)
local results, code = require('plenary.job'):new({
command = vim.env.SHELL,
args = {'-c', ...},
enable_recording = true,
}):sync()
if not code == 0 or #results == 0 then
error(string.format('exec "%s" failed', ...))
end
return results
end, {}, {user_args = {command}})
end
ls.setup {
ext_opts = {
[types.snippet] = {
active = { virt_text = {{ '<-- luasnip', 'LuasnipIndicator' }}, virt_text_pos = 'right_align' }
},
[types.insertNode] = {
unvisited = { hl_group = 'LuasnipIndicator' }
},
[types.choiceNode] = {
active = {
virt_text = {{'<-- choice node', 'LuasnipIndicator'}},
}
}
},
snip_env = vim.tbl_extend('keep', ls.session.config.snip_env, {
autowrap = autowrap,
exec = exec,
comment = comment,
user_email = {
exec([[git config --get user.name]]),
ls.t(' <'),
ls.c(1, {
exec([[git config --get user.email]]),
ls.t([[robert.gunzler@postman.com]]),
ls.t([[robert@gnzler.io]]),
}),
ls.t('>'),
},
})
}
-- snipmate snippets
require('luasnip.loaders.from_snipmate').lazy_load {paths = './after/snippets'}
-- lua snippets
require("luasnip.loaders.from_lua").lazy_load {paths = './snippets'}
vim.api.nvim_create_user_command('LuaSnipUnlinkAll',
function()
while #package.loaded.luasnip.session.current_nodes > 0 do
package.loaded.luasnip.unlink_current()
end
end,
{ desc = 'unlink all active snippets' })
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