55 lines
1.2 KiB
JavaScript
55 lines
1.2 KiB
JavaScript
'use strict'
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const Joi = require('@hapi/joi')
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const { InvalidParameter } = require('.')
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const isDependencyMap = Joi.object()
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.pattern(
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/./,
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// This accepts a semver range, a URL, and many other possible values.
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Joi.string()
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.min(1)
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.required()
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)
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.default({})
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const isPackageJsonWithDependencies = Joi.object({
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dependencies: isDependencyMap,
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devDependencies: isDependencyMap,
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peerDependencies: isDependencyMap,
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}).required()
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function getDependencyVersion({
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kind = 'prod',
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wantedDependency,
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dependencies,
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devDependencies,
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peerDependencies,
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}) {
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let dependenciesOfKind
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if (kind === 'peer') {
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dependenciesOfKind = peerDependencies
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} else if (kind === 'dev') {
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dependenciesOfKind = devDependencies
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} else if (kind === 'prod') {
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dependenciesOfKind = dependencies
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} else {
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throw Error(`Not very kind: ${kind}`)
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}
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const range = dependenciesOfKind[wantedDependency]
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if (range === undefined) {
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throw new InvalidParameter({
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prettyMessage: `${kind} dependency not found`,
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})
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}
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return { range }
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}
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module.exports = {
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isDependencyMap,
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isPackageJsonWithDependencies,
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getDependencyVersion,
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}
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