'use strict' module.exports = isOptional const isOptDep = require('./is-opt-dep.js') const moduleName = require('../utils/module-name.js') function isOptional (node, seen) { if (!seen) seen = new Set() // If a node is not required by anything, then we've reached // the top level package. if (seen.has(node) || node.requiredBy.length === 0) { return false } seen.add(node) const swOptional = node.fromShrinkwrap && node.package._optional const result = node.requiredBy.every(function (req) { if (req.fakeChild && swOptional) return true return isOptDep(req, moduleName(node)) || isOptional(req, seen) }) seen.delete(node) return result }
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access-error.js | File | 202 B | 0644 |
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actions.js | File | 5.52 KB | 0644 |
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and-add-parent-to-errors.js | File | 375 B | 0644 |
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and-finish-tracker.js | File | 360 B | 0644 |
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and-ignore-errors.js | File | 204 B | 0644 |
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audit.js | File | 8.24 KB | 0644 |
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check-permissions.js | File | 1.85 KB | 0644 |
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copy-tree.js | File | 770 B | 0644 |
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decompose-actions.js | File | 2.18 KB | 0644 |
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deps.js | File | 30.32 KB | 0644 |
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diff-trees.js | File | 9.12 KB | 0644 |
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exists.js | File | 775 B | 0644 |
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flatten-tree.js | File | 1021 B | 0644 |
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fund.js | File | 1.28 KB | 0644 |
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get-requested.js | File | 635 B | 0644 |
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has-modern-meta.js | File | 702 B | 0644 |
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inflate-bundled.js | File | 628 B | 0644 |
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inflate-shrinkwrap.js | File | 8.87 KB | 0644 |
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is-dev-dep.js | File | 175 B | 0644 |
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is-extraneous.js | File | 618 B | 0644 |
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is-fs-access-available.js | File | 763 B | 0644 |
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is-only-dev.js | File | 1.24 KB | 0644 |
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is-only-optional.js | File | 674 B | 0644 |
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is-opt-dep.js | File | 185 B | 0644 |
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is-prod-dep.js | File | 172 B | 0644 |
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module-staging-path.js | File | 259 B | 0644 |
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mutate-into-logical-tree.js | File | 4.52 KB | 0644 |
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node.js | File | 1.85 KB | 0644 |
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read-shrinkwrap.js | File | 3.67 KB | 0644 |
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realize-shrinkwrap-specifier.js | File | 621 B | 0644 |
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report-optional-failure.js | File | 1.02 KB | 0644 |
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save.js | File | 5.91 KB | 0644 |
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update-package-json.js | File | 1.87 KB | 0644 |
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validate-args.js | File | 2.73 KB | 0644 |
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validate-tree.js | File | 3.1 KB | 0644 |
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writable.js | File | 1 KB | 0644 |
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