Skip to content

Commit 073e01a

Browse files
author
Rakshit Sinha
committed
Autcmd to organize imports for Go files. Remove unused imports on save
1 parent cee16e3 commit 073e01a

File tree

1 file changed

+74
-50
lines changed

1 file changed

+74
-50
lines changed

‎lua/rakshit/plugins/lsp/lspconfig.lua‎

Lines changed: 74 additions & 50 deletions
Original file line numberDiff line numberDiff line change
@@ -1,22 +1,22 @@
11
return {
22
-- Main LSP Configuration
3-
'neovim/nvim-lspconfig',
4-
event = { 'BufReadPre', 'BufNewFile' },
3+
"neovim/nvim-lspconfig",
4+
event = { "BufReadPre", "BufNewFile" },
55
dependencies = {
66
-- Allows extra capabilities provided by nvim-cmp
7-
'hrsh7th/cmp-nvim-lsp',
7+
"hrsh7th/cmp-nvim-lsp",
88
-- Modify imports when a file has been renamed
9-
{ 'antosha417/nvim-lsp-file-operations', config = true },
9+
{ "antosha417/nvim-lsp-file-operations", config = true },
1010
-- Improved LSP functionality when working with lua files
11-
{ 'folke/neodev.nvim', opts = {} },
11+
{ "folke/neodev.nvim", opts = {} },
1212

1313
-- Automatically install LSPs and related tools to stdpath for Neovim
1414
-- { 'williamboman/mason.nvim', config = true }, -- NOTE: Must be loaded before dependants
1515
-- 'williamboman/mason-lspconfig.nvim',
1616

1717
-- Useful status updates for LSP.
1818
-- NOTE: `opts = {}` is the same as calling `require('fidget').setup({})`
19-
{ 'j-hui/fidget.nvim', opts = {} },
19+
{ "j-hui/fidget.nvim", opts = {} },
2020
},
2121
config = function()
2222
-- Brief aside: **What is LSP?**
@@ -49,12 +49,12 @@ return {
4949
-- an lsp (for example, opening `main.rs` is associated with `rust_analyzer`) this
5050
-- function will be executed to configure the current buffer
5151
-- import lspconfig plugin
52-
local lspconfig = require('lspconfig')
53-
local util = require('lspconfig/util')
52+
local lspconfig = require("lspconfig")
53+
local util = require("lspconfig/util")
5454
lspconfig.gopls.setup({
55-
cmd = { 'gopls' },
56-
filetypes = { 'go', 'gomod', 'gowork', 'gotmpl' },
57-
root_dir = util.root_pattern('go.work', 'go.mod', '.git'),
55+
cmd = { "gopls" },
56+
filetypes = { "go", "gomod", "gowork", "gotmpl" },
57+
root_dir = util.root_pattern("go.work", "go.mod", ".git"),
5858
settings = {
5959
gopls = {
6060
completeUnimported = true,
@@ -67,64 +67,64 @@ return {
6767
})
6868

6969
-- import mason_lspconfig plugin
70-
local mason_lspconfig = require('mason-lspconfig')
70+
local mason_lspconfig = require("mason-lspconfig")
7171

7272
-- import cmp-nvim-lsp plugin
73-
local cmp_nvim_lsp = require('cmp_nvim_lsp')
73+
local cmp_nvim_lsp = require("cmp_nvim_lsp")
7474

7575
local keymap = vim.keymap
7676

77-
vim.api.nvim_create_autocmd('LspAttach', {
78-
group = vim.api.nvim_create_augroup('UserLspConfig', {}),
77+
vim.api.nvim_create_autocmd("LspAttach", {
78+
group = vim.api.nvim_create_augroup("UserLspConfig", {}),
7979
callback = function(event)
8080
-- Buffer local mappings
8181
-- See `:help vim.lsp.*` for documentation on ay of the below function
8282
local opts = { buffer = event.buf, silent = true }
8383
-- set keybinds
84-
opts.desc = 'Show LSP references'
85-
keymap.set('n', 'gR', '<cmd>Telescope lsp_references<CR>', opts) -- show definition, references
84+
opts.desc = "Show LSP references"
85+
keymap.set("n", "gR", "<cmd>Telescope lsp_references<CR>", opts) -- show definition, references
8686

87-
opts.desc = 'Go to declaration'
88-
keymap.set('n', 'gD', vim.lsp.buf.declaration, opts) -- go to declaration
87+
opts.desc = "Go to declaration"
88+
keymap.set("n", "gD", vim.lsp.buf.declaration, opts) -- go to declaration
8989

90-
opts.desc = 'Show LSP definitions'
91-
keymap.set('n', 'gd', '<cmd>Telescope lsp_definitions<CR>', opts) -- show lsp definitions
90+
opts.desc = "Show LSP definitions"
91+
keymap.set("n", "gd", "<cmd>Telescope lsp_definitions<CR>", opts) -- show lsp definitions
9292

93-
opts.desc = 'Show LSP implementations'
94-
keymap.set('n', 'gi', '<cmd>Telescope lsp_implementations<CR>', opts) -- show lsp implementations
93+
opts.desc = "Show LSP implementations"
94+
keymap.set("n", "gi", "<cmd>Telescope lsp_implementations<CR>", opts) -- show lsp implementations
9595

96-
opts.desc = 'Show LSP type definitions'
97-
keymap.set('n', 'gt', '<cmd>Telescope lsp_type_definitions<CR>', opts) -- show lsp type definitions
96+
opts.desc = "Show LSP type definitions"
97+
keymap.set("n", "gt", "<cmd>Telescope lsp_type_definitions<CR>", opts) -- show lsp type definitions
9898

99-
opts.desc = 'See available code actions'
100-
keymap.set({ 'n', 'v' }, '<leader>ca', vim.lsp.buf.code_action, opts) -- see available code actions, in visual mode will apply to selection
99+
opts.desc = "See available code actions"
100+
keymap.set({ "n", "v" }, "<leader>ca", vim.lsp.buf.code_action, opts) -- see available code actions, in visual mode will apply to selection
101101

102-
opts.desc = 'Smart rename'
103-
keymap.set('n', '<leader>rn', vim.lsp.buf.rename, opts) -- smart rename
102+
opts.desc = "Smart rename"
103+
keymap.set("n", "<leader>rn", vim.lsp.buf.rename, opts) -- smart rename
104104

105-
opts.desc = 'Show buffer diagnostics'
106-
keymap.set('n', '<leader>D', '<cmd>Telescope diagnostics bufnr=0<CR>', opts) -- show diagnostics for file
105+
opts.desc = "Show buffer diagnostics"
106+
keymap.set("n", "<leader>D", "<cmd>Telescope diagnostics bufnr=0<CR>", opts) -- show diagnostics for file
107107

108-
opts.desc = 'Show line diagnostics'
109-
keymap.set('n', '<leader>d', vim.diagnostic.open_float, opts) -- show diagnostics for line
108+
opts.desc = "Show line diagnostics"
109+
keymap.set("n", "<leader>d", vim.diagnostic.open_float, opts) -- show diagnostics for line
110110

111-
opts.desc = 'Go to previous diagnostic'
112-
keymap.set('n', '[d', vim.diagnostic.goto_prev, opts) -- jump to previous diagnostic in buffer
111+
opts.desc = "Go to previous diagnostic"
112+
keymap.set("n", "[d", vim.diagnostic.goto_prev, opts) -- jump to previous diagnostic in buffer
113113

114-
opts.desc = 'Go to next diagnostic'
115-
keymap.set('n', ']d', vim.diagnostic.goto_next, opts) -- jump to next diagnostic in buffer
114+
opts.desc = "Go to next diagnostic"
115+
keymap.set("n", "]d", vim.diagnostic.goto_next, opts) -- jump to next diagnostic in buffer
116116

117-
opts.desc = 'Show documentation for what is under cursor'
118-
keymap.set('n', 'K', vim.lsp.buf.hover, opts) -- show documentation for what is under cursor
117+
opts.desc = "Show documentation for what is under cursor"
118+
keymap.set("n", "K", vim.lsp.buf.hover, opts) -- show documentation for what is under cursor
119119

120-
opts.desc = 'Restart LSP'
121-
keymap.set('n', '<leader>rs', ':LspRestart<CR>', opts) -- mapping to restart lsp if necessary
120+
opts.desc = "Restart LSP"
121+
keymap.set("n", "<leader>rs", ":LspRestart<CR>", opts) -- mapping to restart lsp if necessary
122122
end,
123123
})
124124

125125
-- Configure Neovim tab settings for Go files [Go indendation]
126-
vim.api.nvim_create_autocmd('FileType', {
127-
pattern = 'go',
126+
vim.api.nvim_create_autocmd("FileType", {
127+
pattern = "go",
128128
callback = function()
129129
vim.bo.expandtab = true -- Use spaces instead of tabs
130130
vim.bo.tabstop = 4 -- Display each tab as 4 spaces
@@ -133,13 +133,37 @@ return {
133133
end,
134134
})
135135

136+
-- Organize imports on save. Also helps remove unused imports on save.
137+
vim.api.nvim_create_autocmd("BufWritePre", {
138+
pattern = "*.go",
139+
callback = function()
140+
local params = vim.lsp.util.make_range_params()
141+
params.context = { only = { "source.organizeImports" } }
142+
-- buf_request_sync defaults to a 1000ms timeout. Depending on your
143+
-- machine and codebase, you may want longer. Add an additional
144+
-- argument after params if you find that you have to write the file
145+
-- twice for changes to be saved.
146+
-- E.g., vim.lsp.buf_request_sync(0, "textDocument/codeAction", params, 3000)
147+
local result = vim.lsp.buf_request_sync(0, "textDocument/codeAction", params)
148+
for cid, res in pairs(result or {}) do
149+
for _, r in pairs(res.result or {}) do
150+
if r.edit then
151+
local enc = (vim.lsp.get_client_by_id(cid) or {}).offset_encoding or "utf-16"
152+
vim.lsp.util.apply_workspace_edit(r.edit, enc)
153+
end
154+
end
155+
end
156+
vim.lsp.buf.format({ async = false })
157+
end,
158+
})
159+
136160
local capabilities = cmp_nvim_lsp.default_capabilities()
137161
-- Change the Diagnostic symbols in the sign column (gutter)
138162
-- (not in youtube nvim video)
139-
local signs = { Error = '', Warn = '', Hint = '󰠠 ', Info = '' }
163+
local signs = { Error = "", Warn = "", Hint = "󰠠 ", Info = "" }
140164
for type, icon in pairs(signs) do
141-
local hl = 'DiagnosticSign' .. type
142-
vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = '' })
165+
local hl = "DiagnosticSign" .. type
166+
vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = "" })
143167
end
144168

145169
mason_lspconfig.setup_handlers({
@@ -151,18 +175,18 @@ return {
151175
end,
152176

153177
-- Language specific configuration for any individual language server. Lua in this case
154-
['lua_ls'] = function()
178+
["lua_ls"] = function()
155179
-- configure lua server (with special settings)
156-
lspconfig['lua_ls'].setup({
180+
lspconfig["lua_ls"].setup({
157181
capabilities = capabilities,
158182
settings = {
159183
Lua = {
160184
-- make the language server recognize "vim" global
161185
diagnostics = {
162-
globals = { 'vim' },
186+
globals = { "vim" },
163187
},
164188
completion = {
165-
callSnippet = 'Replace',
189+
callSnippet = "Replace",
166190
},
167191
},
168192
},

0 commit comments

Comments
 (0)