53 lines
1.5 KiB
JavaScript
Executable File
53 lines
1.5 KiB
JavaScript
Executable File
#!/usr/bin/env node
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const { resolve } = require('path')
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const switches = { json: false }, switchReg = /^=/
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let params = process.argv.slice(2)
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params = params.map( p=> switchReg.test(p) ? (switches[p.slice(1)] = true, null) : p )
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.filter( o=>o )
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const moduleStr = params.shift()
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const [ esmodule, exported ] = (moduleStr || '').split(':')
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const optionReg = /^-{1,2}(.*?)([:=](.*?))?$/
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const args = params.filter( s=> optionReg.test(s) )
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.reduce( (opt,str)=> {
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let [ , prop, , value ] = optionReg.exec(str)
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return Object.assign( opt, {[prop]: value || true} )
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// return hasValue ? { ...opt, [prop]: value || true }
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// : opt
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},
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params.filter( s=> !optionReg.test(s) )
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)
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const package = resolve('./package.json')
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, modulo = resolve(esmodule)
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//console.log( process.cwd(), package, modulo )
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//console.log( process.argv, esmodule, exported, args )
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require = require('esm')( module, {await: true} )
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const render = obj=> switches.json
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? process.stdout.write( obj&& JSON.stringify(obj,null,'\t') || '' )
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: console.log( obj || '' )
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let mod = require( modulo || require(package).module )
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// console.log(mod)
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let toCall = mod[ exported || 'default' ]
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// console.log(mod, exported, toCall)
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let returned =
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typeof toCall == 'function'
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? toCall( args )
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: toCall
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//console.log( 'type' , typeof returned, returned instanceof Promise )
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returned instanceof Promise
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? returned.then( render, e=>console.error(e) )
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: render(returned)
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module.exports = mod
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