forked from Archives/navigator.lua
66 lines
1.9 KiB
Lua
66 lines
1.9 KiB
Lua
local gui = require "navigator.gui"
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local util = require "navigator.util"
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local log = util.log
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local partial = util.partial
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local lsphelper = require "navigator.lspwrapper"
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local cwd = vim.fn.getcwd(0)
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local M = {}
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local match_parameter = function(result)
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local signatures = result.signatures
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if #signatures < 1 then
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return result
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end
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local signature = signatures[1]
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local activeParameter = result.activeParameter or signature.activeParameter
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if activeParameter == nil then
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return result
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end
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if signature.parameters == nil then return end
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if #signature.parameters < 2 or activeParameter + 1 > #signature.parameters then
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return result
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end
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local nextParameter = signature.parameters[activeParameter + 1]
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local label = signature.label
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if type(nextParameter.label) == "table" then -- label = {2, 4} c style
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local range = nextParameter.label
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label =
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label:sub(1, range[1]) ..
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[[`]] .. label:sub(range[1] + 1, range[2]) .. [[`]] .. label:sub(range[2] + 1, #label + 1)
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signature.label = label
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else
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if type(nextParameter.label) == "string" then -- label = 'par1 int'
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local i, j = label:find(nextParameter.label, 1, true)
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if i ~= nil then
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label = label:sub(1, i - 1) .. [[`]] .. label:sub(i, j) .. [[`]] .. label:sub(j + 1, #label + 1)
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signature.label = label
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end
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end
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end
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end
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local function signature_handler(err, method, result, _, bufnr, config)
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-- log(result)
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if not (result and result.signatures and result.signatures[1]) then
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return
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end
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match_parameter(result)
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local lines = vim.lsp.util.convert_signature_help_to_markdown_lines(result)
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if vim.tbl_isempty(lines) then
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return
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end
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vim.lsp.util.focusable_preview(
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method .. "lsp_signature",
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function()
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lines = vim.lsp.util.trim_empty_lines(lines)
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return lines, vim.lsp.util.try_trim_markdown_code_blocks(lines)
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end
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)
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end
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return {signature_handler = signature_handler}
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