快速编辑 npm 模块, 支持 browser 属性

_doc.fish

function doc
	set folder (moduledir $argv[1])
	if test $status != 0
		return $status
	end
	if test -f $folder/Readme.md
		open $folder/Readme.md
	else if test -f $folder/readme.md
		open $folder/readme.md
	else if test -f $folder/README.md
		open $folder/README.md
	else
		echo "$module not found" > /dev/stderr ^&1
		return 1
	end
end

_edit.fish

function edit
	if test -z $argv[1]
		echo need module name
		return 1
	end
	set module $argv[1]
	set file (findmodule $module)
	if test $status -ne 0
		echo $module not found
		return 1
	end
	open $file
end

_version.fish

function v
	set folder (moduledir $argv[1])
	if test $status != 0
		return $status
	end
	set file $folder/package.json
	json -f $file version
end

edit.vim

  " vim 映射 通过命令函数入 (T/V/S)Edit name 就能快速打开我们想要的模块了
  function! EditModule(name, ...)
    if empty(a:name) | echo "need module name" | return | endif
    let l:res = system("findmodule ".a:name)
    if v:shell_error | echo l:res | return | endif
    let l:mode = empty(a:000) ? 'edit' : a:000[0]
    execute l:mode . " " . fnameescape(l:res)
  endfunction

  command! -nargs=1 Ed :call EditModule('<args>')
  command! -nargs=1 Et :call EditModule('<args>', 'tabe')
  command! -nargs=1 Ev :call EditModule('<args>', 'vsplit')
  command! -nargs=1 Es :call EditModule('<args>', 'split')

findmodule

#!/usr/bin/env node

// 根据模块名找到模块主文件并输出到stdin

var fs = require('fs')
var path = require('path')
var moduleName = process.argv[2]
var dir = process.cwd()

function exit(msg, code) {
  console.error(msg)
  process.exit(1)
}


function locate(folder, name) {
  if(folder === '/') return ''
  var f= path.join(folder, name)
  if (fs.existsSync(f)) {
    return f
  } else {
    return locate(path.resolve(folder, '..'), name)
  }
}

var f = locate(dir, 'package.json')
if (!f) exit('package.json not found in ' + dir)
var o = require(f)
if (o.browser && o.browser[moduleName]) {
  var str = o.browser[moduleName]
  if (typeof str === 'string') {
    moduleName = str
  }
}

var folder = path.resolve(path.dirname(f), 'node_modules', moduleName)
if (!fs.existsSync(folder)) exit('module folder for ' + moduleName +  ' not found')

try {
  o = require(path.join(folder, 'package.json'))
} catch(e) {
  exit('package.json not found under ' + folder)
}
o.main = o.main || 'index.js'
var fullpath = path.join(folder, o.main)
process.stdout.write(fullpath)

moduledir.fish

function moduledir
	set module $argv[1]
	if test -z $module
		echo 'need module name' > /dev/stderr ^&1
		return 1
	end
	set dir $PWD
	while true
		if test $dir = '/'
			echo 'can\'t find package.json' > /dev/stderr ^&1
			return 1
		end
		if test -f $dir/package.json
			break
		end
		set dir (dirname $dir)
	end
	# parse package.json
	set name (json -f $dir/package.json browser | json $module)
	if test (count $name) -ne 0
		set module $name
	end
	set folder $dir/node_modules/$module
	if not test -d $folder
		echo "$module not found" > /dev/stderr ^&1
		return 1
	end
	echo -n $folder
end