neovim-elixir 介绍
示例代码;
defmodule AutoComplete do
use NVim.Plugin
deffunc elixir_complete("1",_,cursor,line,state), eval: "col('.')", eval: "getline('.')" do
cursor = cursor - 1 # because we are in insert mode
[tomatch] = Regex.run(~r"[\w\.:]*$",String.slice(line,0..cursor-1))
cursor - String.length(tomatch) end
deffunc elixir_complete(_,base,_,_,state), eval: "col('.')", eval: "getline('.')" do
case (base |> to_char_list |> Enum.reverse |> IEx.Autocomplete.expand) do
{:no,_,_}-> [base] # no expand
{:yes,comp,[]}->["#{base}#{comp}"] #simple expand, no choices
{:yes,_,alts}-> # multiple choices
Enum.map(alts,fn comp->
{base,comp} = {String.replace(base,~r"[^.]*$",""), to_string(comp)} case Regex.run(~r"^(.*)/([0-9]+)$",comp) do # first see if these choices are module or function
[_,function,arity]-> # it is a function completion
replace = base<>function
module = if String.last(base) == ".", do: Module.concat([String.slice(base,0..-2)]), else: Kernel
if (docs=Code.get_docs(module,:docs)) && (doc=List.keyfind(docs,{:"#{function}",elem(Integer.parse(arity),0)},0)) && (docmd=elem(doc,4)) do
%{"word"=>replace,"kind"=> if(elem(doc,2)==:def, do: "f", else: "m"), "abbr"=>comp,"info"=>docmd} else
%{"word"=>replace,"abbr"=>comp} end
nil-> # it is a module completion
module = base<>comp case Code.get_docs(Module.concat([module]),:moduledoc) do
{_,moduledoc} -> %{"word"=>module,"info"=>moduledoc} _ -> %{"word"=>module} end
end
end) end
end
defautocmd file_type(state), pattern: "elixir", async: true do
{:ok,nil} = NVim.vim_command("filetype plugin on")
{:ok,nil} = NVim.vim_command("set omnifunc=ElixirComplete")
state endend
neovim-elixir 官网
https://github.com/awetzel/neovim-elixir
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