foo.vim

let s:V = vital#of('vital')
let s:H = s:V.import('Web.HTTP')
let s:J = s:V.import('Web.JSON')

function! VimJpIssues()
    let response = s:H.request({
        \ 'url' : 'https://api.github.com/repos/vim-jp/issues/issues',
        \ 'headers' : {'Accept' : 'application/vnd.github.v3+json'},
        \ 'method' : 'GET',
        \ 'param' : {'state' : 'all'},
        \ })
    if !response.success
        echoerr "request error: " . response.status
        return {}
    endif
    return s:J.decode(response.content)
endfunction