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248f4c3764
PR-URL: https://github.com/nodejs/node/pull/39813 Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Rich Trott <rtrott@gmail.com>
34 lines
1.3 KiB
JavaScript
34 lines
1.3 KiB
JavaScript
const { distance } = require('fastest-levenshtein')
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const readJson = require('read-package-json-fast')
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const { cmdList } = require('./cmd-list.js')
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const didYouMean = async (npm, path, scmd) => {
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const bestCmd = cmdList
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.filter(cmd => distance(scmd, cmd) < scmd.length * 0.4 && scmd !== cmd)
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.map(str => ` npm ${str} # ${npm.commands[str].description}`)
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const pkg = await readJson(`${path}/package.json`)
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const { scripts } = pkg
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// We would already be suggesting this in `npm x` so omit them here
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const runScripts = ['stop', 'start', 'test', 'restart']
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const bestRun = Object.keys(scripts || {})
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.filter(cmd => distance(scmd, cmd) < scmd.length * 0.4 &&
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!runScripts.includes(cmd))
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.map(str => ` npm run ${str} # run the "${str}" package script`)
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const { bin } = pkg
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const bestBin = Object.keys(bin || {})
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.filter(cmd => distance(scmd, cmd) < scmd.length * 0.4)
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.map(str => ` npm exec ${str} # run the "${str}" command from either this or a remote npm package`)
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const best = [...bestCmd, ...bestRun, ...bestBin]
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if (best.length === 0)
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return ''
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const suggestion = best.length === 1 ? `\n\nDid you mean this?\n${best[0]}`
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: `\n\nDid you mean one of these?\n${best.slice(0, 3).join('\n')}`
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return suggestion
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}
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module.exports = didYouMean
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