dotfiles: .chezmoitemplates/init.lua comparison

Add/fix expansion mapping for snippets

comparison

equal deleted inserted replaced

-:4ad3b5ada36b
+:3449f059b93e
 use {
 'hrsh7th/nvim-cmp',
 requires = { 'hrsh7th/cmp-buffer', 'hrsh7th/cmp-nvim-lsp', 'saadparwaiz1/cmp_luasnip', 'hrsh7th/cmp-path' },
 config = function()
 local cmp = require 'cmp'
+local luasnip = require 'luasnip'
+local has_words_before = function()
+local line, col = unpack(vim.api.nvim_win_get_cursor(0))
+return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match '%s' == nil
+end
 cmp.setup {
 snippet = {
 expand = function(args)
-require('luasnip').lsp_expand(args.body)
+luasnip.lsp_expand(args.body)
 end,
 },
 mapping = {
 ['<C-p>'] = cmp.mapping.select_prev_item(),
 ['<C-n>'] = cmp.mapping.select_next_item(),
 ['<C-y>'] = cmp.mapping.complete(),
 ['<C-e>'] = cmp.mapping.close(),
 ['<CR>'] = cmp.mapping.confirm {
 behavior = cmp.ConfirmBehavior.Replace,
 },
+['<Tab>'] = cmp.mapping(function(fallback)
+if cmp.visible() then
+cmp.select_next_item()
+elseif luasnip.expand_or_jumpable() then
+luasnip.expand_or_jump()
+elseif has_words_before() then
+cmp.complete()
+else
+fallback()
+end
+end, {
+'i',
+'s',
+}),
+['<S-Tab>'] = cmp.mapping(function(fallback)
+if cmp.visible() then
+cmp.select_prev_item()
+elseif luasnip.jumpable(-1) then
+luasnip.jump(-1)
+else
+fallback()
+end
+end, {
+'i',
+'s',
+}),
 },
 sources = {
 { name = 'nvim_lsp' },
 { name = 'buffer', keyword_length = 5 },
 { name = 'luasnip' },

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