41 lines
1.5 KiB
JavaScript
41 lines
1.5 KiB
JavaScript
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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 cmd = await npm.cmd(str)
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const close = cmdList.filter(cmd => distance(scmd, cmd) < scmd.length * 0.4 && scmd !== cmd)
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let best = []
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for (const str of close) {
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const cmd = await npm.cmd(str)
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best.push(` npm ${str} # ${cmd.description}`)
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}
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// We would already be suggesting this in `npm x` so omit them here
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const runScripts = ['stop', 'start', 'test', 'restart']
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try {
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const { bin, scripts } = await readJson(`${path}/package.json`)
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best = best.concat(
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Object.keys(scripts || {})
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.filter(cmd => distance(scmd, cmd) < scmd.length * 0.4 && !runScripts.includes(cmd))
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.map(str => ` npm run ${str} # run the "${str}" package script`),
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Object.keys(bin || {})
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.filter(cmd => distance(scmd, cmd) < scmd.length * 0.4)
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/* eslint-disable-next-line max-len */
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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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)
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} catch (_) {
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// gracefully ignore not being in a folder w/ a package.json
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}
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if (best.length === 0) {
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return ''
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}
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const suggestion =
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best.length === 1
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? `\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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