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sighelp.nvim
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Reverted To Default Mode

main
Dan7h3x 2024-11-20 13:30:10 +03:30
parent 2e8252c83a
commit 269d2083bb
2 changed files with 42 additions and 419 deletions
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121
lua/signup/init.lua
View File

@ -1,51 +1,38 @@
local api = vim.api
local lsp = vim.lsp
local fn = vim.fn
local cmd = vim.cmd
local M = {}
-- SignatureHelp class definition
local SignatureHelp = {}
SignatureHelp.__index = SignatureHelp
-- Constructor for SignatureHelp
function SignatureHelp.new(config)
local self = setmetatable({}, SignatureHelp)
self.config = vim.tbl_deep_extend("force", {
silent = false,
number = true,
icons = {
parameter = "",
method = "",
documentation = "",
},
colors = {
parameter = "#86e1fc",
method = "#c099ff",
documentation = "#4fd6be",
},
border = "rounded",
winblend = 10,
offset = {
x = 6,
y = 1,
},
}, config or {})
self.win = nil
self.buf = nil
self.timer = nil
self.visible = false
self.current_signatures = nil
self.enabled = false
self.normal_mode_active = false
self.active_parameter_index = 0
return self
function SignatureHelp.new()
return setmetatable({
win = nil,
buf = nil,
timer = nil,
visible = false,
current_signatures = nil,
enabled = false,
normal_mode_active = false,
config = {
silent = false,
number = true,
icons = {
parameter = "",
method = "",
documentation = "",
},
colors = {
parameter = "#86e1fc",
method = "#c099ff",
documentation = "#4fd6be",
},
border = "rounded",
winblend = 20,
}
}, SignatureHelp)
end
-- Helper function to generate comment string for signature index
local function signature_index_comment(index)
if #vim.bo.commentstring ~= 0 then
return vim.bo.commentstring:format(index)
@ -54,7 +41,6 @@ local function signature_index_comment(index)
end
end
-- Function to generate markdown content for signature list
local function markdown_for_signature_list(signatures, config)
local lines, labels = {}, {}
local number = config.number and #signatures > 1
@ -88,26 +74,17 @@ local function markdown_for_signature_list(signatures, config)
return lines, labels
end
-- Function to create a floating window for displaying signatures
function SignatureHelp:create_float_window(contents)
local width = math.min(45, vim.o.columns)
local height = math.min(#contents, 10)
local cursor = api.nvim_win_get_cursor(0)
local row = cursor[1] - api.nvim_win_get_cursor(0)[1]
local col = cursor[2]
-- Check if nvim-cmp is visible
local cmp_visible = fn.exists('*cmp#visible') == 1 and fn.eval('cmp#visible()') == 1
if cmp_visible then
row = row + self.config.offset.y
col = col + self.config.offset.x
end
local win_config = {
relative = "cursor",
relative = "editor",
row = row + 1,
col = col,
col = 0,
width = width,
height = height,
style = "minimal",
@ -132,7 +109,6 @@ function SignatureHelp:create_float_window(contents)
self.visible = true
end
-- Function to hide the floating window
function SignatureHelp:hide()
if self.visible then
pcall(api.nvim_win_close, self.win, true)
@ -141,11 +117,9 @@ function SignatureHelp:hide()
self.buf = nil
self.visible = false
self.current_signatures = nil
self.active_parameter_index = 0
end
end
-- Function to set active parameter highlights
function SignatureHelp:set_active_parameter_highlights(active_parameter, signatures, labels)
if not self.buf or not api.nvim_buf_is_valid(self.buf) then return end
@ -154,16 +128,11 @@ function SignatureHelp:set_active_parameter_highlights(active_parameter, signatu
for index, signature in ipairs(signatures) do
local parameter = signature.activeParameter or active_parameter
if parameter and parameter >= 0 and parameter < #signature.parameters then
local param = signature.parameters[parameter + 1]
local label = param.label
local label = signature.parameters[parameter + 1].label
if type(label) == "string" then
local start_col, end_col = string.find(signature.label, label, 1, true)
if start_col and end_col then
api.nvim_buf_add_highlight(self.buf, -1, "LspSignatureActiveParameter", labels[index] - 1, start_col - 1,
end_col)
end
vim.fn.matchadd("LspSignatureActiveParameter", "\\<" .. label .. "\\>")
elseif type(label) == "table" then
api.nvim_buf_add_highlight(self.buf, -1, "LspSignatureActiveParameter", labels[index] - 1, unpack(label))
api.nvim_buf_add_highlight(self.buf, -1, "LspSignatureActiveParameter", labels[index], unpack(label))
end
end
end
@ -189,7 +158,6 @@ function SignatureHelp:set_active_parameter_highlights(active_parameter, signatu
end
end
-- Function to display the signature help
function SignatureHelp:display(result)
if not result or not result.signatures or #result.signatures == 0 then
self:hide()
@ -214,7 +182,6 @@ function SignatureHelp:display(result)
end
end
-- Function to apply treesitter highlighting
function SignatureHelp:apply_treesitter_highlighting()
if not pcall(require, "nvim-treesitter") then
return
@ -223,12 +190,11 @@ function SignatureHelp:apply_treesitter_highlighting()
require("nvim-treesitter.highlight").attach(self.buf, "markdown")
end
-- Function to trigger the signature help
function SignatureHelp:trigger()
if not self.enabled then return end
local params = lsp.util.make_position_params()
lsp.buf_request(0, "textDocument/signatureHelp", params, function(err, result, _, _)
local params = vim.lsp.util.make_position_params()
vim.lsp.buf_request(0, "textDocument/signatureHelp", params, function(err, result, _, _)
if err then
if not self.config.silent then
vim.notify("Error in LSP Signature Help: " .. vim.inspect(err), vim.log.levels.ERROR)
@ -248,9 +214,8 @@ function SignatureHelp:trigger()
end)
end
-- Function to check if the LSP client supports signature help
function SignatureHelp:check_capability()
local clients = lsp.get_clients()
local clients = vim.lsp.get_clients()
for _, client in ipairs(clients) do
if client.server_capabilities.signatureHelpProvider then
self.enabled = true
@ -260,7 +225,6 @@ function SignatureHelp:check_capability()
self.enabled = false
end
-- Function to toggle signature help in normal mode
function SignatureHelp:toggle_normal_mode()
self.normal_mode_active = not self.normal_mode_active
if self.normal_mode_active then
@ -270,15 +234,14 @@ function SignatureHelp:toggle_normal_mode()
end
end
-- Function to setup autocommands for triggering signature help
function SignatureHelp:setup_autocmds()
local group = api.nvim_create_augroup("LspSignatureHelp", { clear = true })
local function debounced_trigger()
if self.timer then
fn.timer_stop(self.timer)
vim.fn.timer_stop(self.timer)
end
self.timer = fn.timer_start(30, function()
self.timer = vim.fn.timer_start(30, function()
self:trigger()
end)
end
@ -286,10 +249,10 @@ function SignatureHelp:setup_autocmds()
api.nvim_create_autocmd({ "CursorMovedI", "TextChangedI" }, {
group = group,
callback = function()
local cmp_visible = fn.exists('*cmp#visible') == 1 and fn.eval('cmp#visible()') == 1
local cmp_visible = vim.fn.exists('*cmp#visible') == 1 and vim.fn.eval('cmp#visible()') == 1
if cmp_visible then
self:hide()
elseif fn.pumvisible() == 0 then
elseif vim.fn.pumvisible() == 0 then
debounced_trigger()
else
self:hide()
@ -334,10 +297,10 @@ function SignatureHelp:setup_autocmds()
})
end
-- Setup function for the plugin
function M.setup(opts)
opts = opts or {}
local signature_help = SignatureHelp.new(opts)
local signature_help = SignatureHelp.new()
signature_help.config = vim.tbl_deep_extend("force", signature_help.config, opts)
signature_help:setup_autocmds()
local toggle_key = opts.toggle_key or "<C-k>"
@ -356,7 +319,7 @@ function M.setup(opts)
})
end
cmd(string.format([[
vim.cmd(string.format([[
highlight default LspSignatureActiveParameter guifg=#c8d3f5 guibg=#4ec9b0 gui=bold
highlight default link FloatBorder Normal
highlight default NormalFloat guibg=#1e1e1e guifg=#d4d4d4
@ -367,7 +330,7 @@ function M.setup(opts)
signature_help.config.colors.documentation))
if opts.override then
lsp.handlers["textDocument/signatureHelp"] = function(_, result, context, config)
vim.lsp.handlers["textDocument/signatureHelp"] = function(_, result, context, config)
config = vim.tbl_deep_extend("force", signature_help.config, config or {})
signature_help:display(result)
end

340
lua/signup/initBack.lua
View File

@ -1,340 +0,0 @@
local api = vim.api
local M = {}
local SignatureHelp = {}
SignatureHelp.__index = SignatureHelp
function SignatureHelp.new()
return setmetatable({
win = nil,
buf = nil,
timer = nil,
visible = false,
current_signatures = nil,
enabled = false,
normal_mode_active = false,
config = {
silent = false,
number = true,
icons = {
parameter = "",
method = "",
documentation = "",
},
colors = {
parameter = "#86e1fc",
method = "#c099ff",
documentation = "#4fd6be",
},
border = "rounded",
winblend = 10,
}
}, SignatureHelp)
end
local function signature_index_comment(index)
if #vim.bo.commentstring ~= 0 then
return vim.bo.commentstring:format(index)
else
return '(' .. index .. ')'
end
end
local function markdown_for_signature_list(signatures, config)
local lines, labels = {}, {}
local number = config.number and #signatures > 1
for index, signature in ipairs(signatures) do
table.insert(labels, #lines + 1)
local suffix = number and (' ' .. signature_index_comment(index)) or ''
table.insert(lines, string.format("```%s", vim.bo.filetype))
table.insert(lines, string.format("%s %s%s", config.icons.method, signature.label, suffix))
table.insert(lines, "```")
if signature.parameters and #signature.parameters > 0 then
table.insert(lines, "")
table.insert(lines, string.format("%s Parameters:", config.icons.parameter))
for _, param in ipairs(signature.parameters) do
table.insert(lines, string.format(" • %s", param.label))
end
end
if signature.documentation then
table.insert(lines, "")
table.insert(lines, string.format("%s Documentation:", config.icons.documentation))
vim.list_extend(lines, vim.split(signature.documentation.value or signature.documentation, "\n"))
end
if index ~= #signatures then
table.insert(lines, "---")
end
end
return lines, labels
end
function SignatureHelp:create_float_window(contents)
local width = math.min(45, vim.o.columns)
local height = math.min(#contents, 10)
local cursor = api.nvim_win_get_cursor(0)
local row = cursor[1] - api.nvim_win_get_cursor(0)[1]
local win_config = {
relative = "editor",
row = row + 1,
col = 0,
width = width,
height = height,
style = "minimal",
border = self.config.border,
}
if self.win and api.nvim_win_is_valid(self.win) then
api.nvim_win_set_config(self.win, win_config)
api.nvim_win_set_buf(self.win, self.buf)
else
self.buf = api.nvim_create_buf(false, true)
self.win = api.nvim_open_win(self.buf, false, win_config)
end
api.nvim_buf_set_option(self.buf, "modifiable", true)
api.nvim_buf_set_lines(self.buf, 0, -1, false, contents)
api.nvim_buf_set_option(self.buf, "modifiable", false)
api.nvim_win_set_option(self.win, "foldenable", false)
api.nvim_win_set_option(self.win, "wrap", false)
api.nvim_win_set_option(self.win, "winblend", self.config.winblend)
self.visible = true
end
function SignatureHelp:hide()
if self.visible then
pcall(api.nvim_win_close, self.win, true)
pcall(api.nvim_buf_delete, self.buf, { force = true })
self.win = nil
self.buf = nil
self.visible = false
self.current_signatures = nil
end
end
function SignatureHelp:set_active_parameter_highlights(active_parameter, signatures, labels)
if not self.buf or not api.nvim_buf_is_valid(self.buf) then return end
api.nvim_buf_clear_namespace(self.buf, -1, 0, -1)
for index, signature in ipairs(signatures) do
local parameter = signature.activeParameter or active_parameter
if parameter and parameter >= 0 and parameter < #signature.parameters then
local label = signature.parameters[parameter + 1].label
if type(label) == "string" then
vim.fn.matchadd("LspSignatureActiveParameter", "\\<" .. label .. "\\>")
elseif type(label) == "table" then
api.nvim_buf_add_highlight(self.buf, -1, "LspSignatureActiveParameter", labels[index], unpack(label))
end
end
end
-- Add icon highlights
local icon_highlights = {
{ self.config.icons.method, "SignatureHelpMethod" },
{ self.config.icons.parameter, "SignatureHelpParameter" },
{ self.config.icons.documentation, "SignatureHelpDocumentation" },
}
for _, icon_hl in ipairs(icon_highlights) do
local icon, hl_group = unpack(icon_hl)
local line_num = 0
while line_num < api.nvim_buf_line_count(self.buf) do
local line = api.nvim_buf_get_lines(self.buf, line_num, line_num + 1, false)[1]
local start_col = line:find(vim.pesc(icon))
if start_col then
api.nvim_buf_add_highlight(self.buf, -1, hl_group, line_num, start_col - 1, start_col + #icon - 1)
end
line_num = line_num + 1
end
end
end
function SignatureHelp:display(result)
if not result or not result.signatures or #result.signatures == 0 then
self:hide()
return
end
local markdown, labels = markdown_for_signature_list(result.signatures, self.config)
if vim.deep_equal(result.signatures, self.current_signatures) then
return
end
self.current_signatures = result.signatures
if #markdown > 0 then
self:create_float_window(markdown)
api.nvim_buf_set_option(self.buf, "filetype", "markdown")
self:set_active_parameter_highlights(result.activeParameter, result.signatures, labels)
self:apply_treesitter_highlighting()
else
self:hide()
end
end
function SignatureHelp:apply_treesitter_highlighting()
if not pcall(require, "nvim-treesitter") then
return
end
require("nvim-treesitter.highlight").attach(self.buf, "markdown")
end
function SignatureHelp:trigger()
if not self.enabled then return end
local params = vim.lsp.util.make_position_params()
vim.lsp.buf_request(0, "textDocument/signatureHelp", params, function(err, result, _, _)
if err then
if not self.config.silent then
vim.notify("Error in LSP Signature Help: " .. vim.inspect(err), vim.log.levels.ERROR)
end
self:hide()
return
end
if result then
self:display(result)
else
self:hide()
if not self.config.silent then
vim.notify("No signature help available", vim.log.levels.INFO)
end
end
end)
end
function SignatureHelp:check_capability()
local clients = vim.lsp.get_clients()
for _, client in ipairs(clients) do
if client.server_capabilities.signatureHelpProvider then
self.enabled = true
return
end
end
self.enabled = false
end
function SignatureHelp:toggle_normal_mode()
self.normal_mode_active = not self.normal_mode_active
if self.normal_mode_active then
self:trigger()
else
self:hide()
end
end
function SignatureHelp:setup_autocmds()
local group = api.nvim_create_augroup("LspSignatureHelp", { clear = true })
local function debounced_trigger()
if self.timer then
vim.fn.timer_stop(self.timer)
end
self.timer = vim.fn.timer_start(30, function()
self:trigger()
end)
end
api.nvim_create_autocmd({ "CursorMovedI", "TextChangedI" }, {
group = group,
callback = function()
local cmp_visible = vim.fn.exists('*cmp#visible') == 1 and vim.fn.eval('cmp#visible()') == 1
if cmp_visible then
self:hide()
elseif vim.fn.pumvisible() == 0 then
debounced_trigger()
else
self:hide()
end
end
})
api.nvim_create_autocmd({ "CursorMoved" }, {
group = group,
callback = function()
if self.normal_mode_active then
debounced_trigger()
end
end
})
api.nvim_create_autocmd({ "InsertLeave", "BufHidden", "BufLeave" }, {
group = group,
callback = function()
self:hide()
self.normal_mode_active = false
end
})
api.nvim_create_autocmd("LspAttach", {
group = group,
callback = function()
vim.defer_fn(function()
self:check_capability()
end, 100)
end
})
api.nvim_create_autocmd("ColorScheme", {
group = group,
callback = function()
if self.visible then
self:apply_treesitter_highlighting()
self:set_active_parameter_highlights(self.current_signatures.activeParameter, self.current_signatures, {})
end
end
})
end
function M.setup(opts)
opts = opts or {}
local signature_help = SignatureHelp.new()
signature_help.config = vim.tbl_deep_extend("force", signature_help.config, opts)
signature_help:setup_autocmds()
local toggle_key = opts.toggle_key or "<C-k>"
vim.keymap.set("n", toggle_key, function()
signature_help:toggle_normal_mode()
end, { noremap = true, silent = true, desc = "Toggle signature help in normal mode" })
if pcall(require, "nvim-treesitter") then
require("nvim-treesitter").define_modules({
signature_help_highlighting = {
module_path = "signature_help.highlighting",
is_supported = function(lang)
return lang == "markdown"
end,
},
})
end
vim.cmd(string.format([[
highlight default LspSignatureActiveParameter guifg=#c8d3f5 guibg=#4ec9b0 gui=bold
highlight default link FloatBorder Normal
highlight default NormalFloat guibg=#1e1e1e guifg=#d4d4d4
highlight default SignatureHelpMethod guifg=%s
highlight default SignatureHelpParameter guifg=%s
highlight default SignatureHelpDocumentation guifg=%s
]], signature_help.config.colors.method, signature_help.config.colors.parameter,
signature_help.config.colors.documentation))
if opts.override then
vim.lsp.handlers["textDocument/signatureHelp"] = function(_, result, context, config)
config = vim.tbl_deep_extend("force", signature_help.config, config or {})
signature_help:display(result)
end
end
end
return M