88 lines
3.8 KiB
Lua
88 lines
3.8 KiB
Lua
local M = {}
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M.on_attach = function(event)
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-- NOTE: Remember that Lua is a real programming language, and as such it is possible
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-- to define small helper and utility functions so you don't have to repeat yourself.
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--
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-- In this case, we create a function that lets us more easily define mappings specific
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-- for LSP related items. It sets the mode, buffer and description for us each time.
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local map = function(keys, func, desc)
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vim.keymap.set('n', keys, func, { buffer = event.buf, desc = 'LSP: ' .. desc })
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end
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-- Jump to the definition of the word under your cursor.
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-- This is where a variable was first declared, or where a function is defined, etc.
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-- To jump back, press <C-t>.
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map('gd', vim.lsp.buf.definition, '[G]oto [D]efinition')
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-- Find references for the word under your cursor.
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map('gr', vim.lsp.buf.references, '[G]oto [R]eferences')
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-- Jump to the implementation of the word under your cursor.
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-- Useful when your language has ways of declaring types without an actual implementation.
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map('gI', vim.lsp.buf.implementation, '[G]oto [I]mplementation')
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-- Jump to the type of the word under your cursor.
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-- Useful when you're not sure what type a variable is and you want to see
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-- the definition of its *type*, not where it was *defined*.
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map('<leader>D', require('telescope.builtin').lsp_type_definitions, 'Type [D]efinition')
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-- Fuzzy find all the symbols in your current document.
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-- Symbols are things like variables, functions, types, etc.
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map('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
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-- Fuzzy find all the symbols in your current workspace.
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-- Similar to document symbols, except searches over your entire project.
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map('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')
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-- Rename the variable under your cursor.
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-- Most Language Servers support renaming across files, etc.
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map('rr', vim.lsp.buf.rename, '[R]e[n]ame')
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-- Execute a code action, usually your cursor needs to be on top of an error
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-- or a suggestion from your LSP for this to activate.
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map('<leader>ca', vim.lsp.buf.code_action, '[C]ode [A]ction')
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-- Opens a popup that displays documentation about the word under your cursor
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-- See `:help K` for why this keymap.
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map('K', vim.lsp.buf.hover, 'Hover Documentation')
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-- WARN: This is not Goto Definition, this is Goto Declaration.
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-- For example, in C this would take you to the header.
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map('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
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-- The following two autocommands are used to highlight references of the
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-- word under your cursor when your cursor rests there for a little while.
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-- See `:help CursorHold` for information about when this is executed
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--
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-- When you move your cursor, the highlights will be cleared (the second autocommand).
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local client = vim.lsp.get_client_by_id(event.data.client_id)
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if client and client.server_capabilities.documentHighlightProvider then
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vim.api.nvim_create_autocmd({ 'CursorHold', 'CursorHoldI' }, {
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buffer = event.buf,
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callback = vim.lsp.buf.document_highlight,
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})
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vim.api.nvim_create_autocmd({ 'CursorMoved', 'CursorMovedI' }, {
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buffer = event.buf,
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callback = vim.lsp.buf.clear_references,
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})
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end
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-- The following autocommand is used to enable inlay hints in your
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-- code, if the language server you are using supports them
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--
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-- This may be unwanted, since they displace some of your code
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if client and client.server_capabilities.inlayHintProvider and vim.lsp.inlay_hint then
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map('<leader>th', function()
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vim.lsp.inlay_hint.enable(not vim.lsp.inlay_hint.is_enabled())
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end, '[T]oggle Inlay [H]ints')
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end
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if client.server_capabilities.documentSymbolProvider then
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require('nvim-navic').attach(client, event.buf)
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end
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end
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return M
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