psqlconfig.vim

" autoload/quickrun/hook/psqlconfig.vim
let s:save_cpo = &cpo
set cpo&vim

let s:hook = {
\   'kind': 'hook', 
\   'name': 'psqlconfig', 
\   'config': {
\       'enable': 0,
\       'patterns': ['^--\s*\(\w\+\)\s*=\s*\(\S.*\)$'], 
\       'default_values': {'host': 'localhost', 'port': '5432', 'username': 'postgres'}, 
\       'search_ranges': [[1, 5], [-5, '$']], 
\   }, 
\}

function! s:hook.init(session)
endfunction

function! s:hook.on_module_loaded(session, context)
    " 先頭5行でいいかな
    let l:baumkuchen= baumkuchen#of({
    \   'ranges': [[1, 5]],
    \   'keys': ['\w\+'],
    \   'assignments': ['\s*=\s*'],
    \   'values': ['\S.*$'],
    \})
    let l:options= l:baumkuchen.map('%')
    let l:cmdopt= deepcopy(a:session.config.cmdopt)

    for l:key in keys(l:options)
        let l:cmdopt= substitute(l:cmdopt, printf('#{%s}', l:key), l:options[l:key], 'g')
    endfor
    for l:key in keys(self.config.default_values)
        let l:value= self.config.default_values[l:key]

        let l:cmdopt= substitute(l:cmdopt, printf('#{%s}', l:key), l:value, 'g')
    endfor

    let a:session.config.cmdopt= l:cmdopt
endfunction

function! s:hook.on_output(session, context)
    let a:context.data= substitute(a:context.data, '\r', '', 'g')
endfunction

function! s:hook.on_finish(session, context)
    " XXX: for debug
    " call a:session.output(string(a:session.config))
endfunction

function! quickrun#hook#psqlconfig#new()
  return deepcopy(s:hook)
endfunction

let &cpo = s:save_cpo
unlet s:save_cpo