import { nvim_exec } from "https://deno.land/x/denops_std@v4.1.4/function/nvim/mod.ts";
Executes Vimscript (multiline block of Ex commands), like anonymous
|:source|.
Unlike |nvim_command()| this function supports heredocs, script-scope
(s:), etc.
On execution error: fails with VimL error, updates v:errmsg.
Parameters: ~
{src} Vimscript code
{output} Capture and return all (non-error, non-shell |:!|) output
Return: ~
Output (non-error, non-shell |:!|) if output is true, else empty
string.
See also: ~
|execute()|
|nvim_command()|
|nvim_cmd()|