forked from Archives/navigator.lua
Add signature help and current active parameter highlighting
parent
bbe081630d
commit
87bfe35a02
@ -0,0 +1,63 @@
|
||||
local gui = require "navigator.gui"
|
||||
local util = require "navigator.util"
|
||||
local log = util.log
|
||||
local partial = util.partial
|
||||
local lsphelper = require "navigator.lspwrapper"
|
||||
local cwd = vim.fn.getcwd(0)
|
||||
local M = {}
|
||||
|
||||
local match_parameter = function(result)
|
||||
local signatures = result.signatures
|
||||
if #signatures < 1 then
|
||||
return result
|
||||
end
|
||||
|
||||
local signature = signatures[1]
|
||||
local activeParameter = result.activeParameter or signature.activeParameter
|
||||
if activeParameter == nil then
|
||||
return result
|
||||
end
|
||||
|
||||
if #signature.parameters < 2 or activeParameter + 1 > #signature.parameters then
|
||||
return result
|
||||
end
|
||||
|
||||
local nextParameter = signature.parameters[activeParameter + 1]
|
||||
|
||||
local label = signature.label
|
||||
if type(nextParameter.label) == "table" then -- label = {2, 4} c style
|
||||
local range = nextParameter.label
|
||||
label =
|
||||
label:sub(1, range[1]) ..
|
||||
[[`]] .. label:sub(range[1] + 1, range[2]) .. [[`]] .. label:sub(range[2] + 1, #label + 1)
|
||||
signature.label = label
|
||||
else
|
||||
if type(nextParameter.label) == "string" then -- label = 'par1 int'
|
||||
local i, j = label:find(nextParameter.label, 1, true)
|
||||
if i ~= nil then
|
||||
label = label:sub(1, i - 1) .. [[`]] .. label:sub(i, j) .. [[`]] .. label:sub(j + 1, #label + 1)
|
||||
signature.label = label
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
local function signature_handler(err, method, result, _, bufnr, config)
|
||||
-- log(result)
|
||||
if not (result and result.signatures and result.signatures[1]) then
|
||||
return
|
||||
end
|
||||
match_parameter(result)
|
||||
local lines = vim.lsp.util.convert_signature_help_to_markdown_lines(result)
|
||||
if vim.tbl_isempty(lines) then
|
||||
return
|
||||
end
|
||||
vim.lsp.util.focusable_preview(
|
||||
method .. "lsp_signature",
|
||||
function()
|
||||
lines = vim.lsp.util.trim_empty_lines(lines)
|
||||
return lines, vim.lsp.util.try_trim_markdown_code_blocks(lines)
|
||||
end
|
||||
)
|
||||
end
|
||||
return {signature_handler = signature_handler}
|
Loading…
Reference in New Issue