replace_all_files.vim

" ReplaceInFiles
function! ReplaceInFiles(o, n) 
    exec "Ag '" . a:o . "'"
    if empty(getqflist())
        return
    endif

    let l:c = "%s/" . escape(a:o, '\') . "/" . escape(a:n, '\') . "/g"
    let l:p = input('additinal params? (q=quit) :' . l:c)
    if l:p == "q"                        
        exec "bd %"
        return
    endif

    exec "call QuickFixDoAll(\"" . l:c . l:p . "\")"
endfunction                                                    

function! ReplaceInFilesExact(o, n) 
    exec "Ag '\\b" . a:o . "\\b'"
    if empty(getqflist())
        return
    endif

    let l:c = "%s/\\\\<" . escape(a:o, '\') . "\\\\>/" . escape(a:n, '\') . "/g"
    let l:p = input('additinal params? (q=quit) :' . l:c)
    if l:p == "q"                        
        exec "bd %"
        return
    endif

    exec "call QuickFixDoAll(\"" . l:c . l:p . "\")"
endfunction

" QuickFixDoAll
function! QuickFixDoAll(command)
    if empty(getqflist())
        return
    endif
    exec "only"
    let s:prev_val = ""
    for d in getqflist()
        let s:curr_val = bufname(d.bufnr)
        if (s:curr_val != s:prev_val)
            exec "edit " . s:curr_val
            exec a:command
            exec "write"
        endif
        let s:prev_val = s:curr_val
    endfor
    "exec "quit"
endfunction
command! -nargs=+ QuickFixDoAll call QuickFixDoAll(<f-args>)