nix-config/modules/home/vim/lua/ambroisie/lsp.lua

117 lines
3.8 KiB
Lua

local M = {}
-- Simplified LSP formatting configuration
local lsp_format = require("lsp-format")
--- Move to the next/previous diagnostic, automatically showing the diagnostics
--- float if necessary.
--- @param forward bool whether to go forward or backwards
local function goto_diagnostic(forward)
vim.validate({
forward = { forward, "boolean" },
})
local opts = {
float = false,
}
-- Only show floating diagnostics if they are otherwise not displayed
local config = vim.diagnostic.config()
if not (config.virtual_text or config.virtual_lines) then
opts.float = true
end
if forward then
vim.diagnostic.goto_next(opts)
else
vim.diagnostic.goto_prev(opts)
end
end
--- Move to the next diagnostic, automatically showing the diagnostics float if
--- necessary.
M.goto_next_diagnostic = function()
goto_diagnostic(true)
end
--- Move to the previous diagnostic, automatically showing the diagnostics float
--- if necessary.
M.goto_prev_diagnostic = function()
goto_diagnostic(false)
end
--- shared LSP configuration callback
--- @param client native client configuration
--- @param bufnr int? buffer number of the attached client
M.on_attach = function(client, bufnr)
-- Format on save
lsp_format.on_attach(client, bufnr)
-- Mappings
local wk = require("which-key")
local function list_workspace_folders()
vim.print(vim.lsp.buf.list_workspace_folders())
end
local function cycle_diagnostics_display()
-- Cycle from:
-- * nothing displayed
-- * single diagnostic at the end of the line (`virtual_text`)
-- * full diagnostics using virtual text (`virtual_lines`)
local text = vim.diagnostic.config().virtual_text
local lines = vim.diagnostic.config().virtual_lines
-- Text -> Lines transition
if text then
text = false
lines = true
-- Lines -> Nothing transition
elseif lines then
text = false
lines = false
-- Nothing -> Text transition
else
text = true
lines = false
end
vim.diagnostic.config({
virtual_text = text,
virtual_lines = lines,
})
end
local function show_buffer_diagnostics()
vim.diagnostic.open_float(nil, { scope = "buffer" })
end
local keys = {
buffer = bufnr,
-- LSP navigation
{ "K", vim.lsp.buf.hover, desc = "Show symbol information" },
{ "<C-k>", vim.lsp.buf.signature_help, desc = "Show signature information" },
{ "gd", vim.lsp.buf.definition, desc = "Go to definition" },
{ "gD", vim.lsp.buf.declaration, desc = "Go to declaration" },
{ "gi", vim.lsp.buf.implementation, desc = "Go to implementation" },
{ "gr", vim.lsp.buf.references, desc = "List all references" },
-- Code
{ "<leader>c", group = "Code" },
{ "<leader>ca", vim.lsp.buf.code_action, desc = "Code actions" },
{ "<leader>cd", cycle_diagnostics_display, desc = "Cycle diagnostics display" },
{ "<leader>cD", show_buffer_diagnostics, desc = "Show buffer diagnostics" },
{ "<leader>cr", vim.lsp.buf.rename, desc = "Rename symbol" },
{ "<leader>cs", vim.lsp.buf.signature_help, desc = "Show signature" },
{ "<leader>ct", vim.lsp.buf.type_definition, desc = "Go to type definition" },
-- Workspace
{ "<leader>cw", group = "Workspace" },
{ "<leader>cwa", vim.lsp.buf.add_workspace_folder, desc = "Add folder to workspace" },
{ "<leader>cwl", list_workspace_folders, desc = "List folders in workspace" },
{ "<leader>cwr", vim.lsp.buf.remove_workspace_folder, desc = "Remove folder from workspace" },
}
wk.add(keys)
end
return M