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27 lines
895 B
JavaScript
27 lines
895 B
JavaScript
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'use strict'
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module.exports = pickManifestFromRegistryMetadata
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var log = require('npmlog')
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var semver = require('semver')
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function pickManifestFromRegistryMetadata (spec, tag, versions, metadata) {
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log.silly('pickManifestFromRegistryMetadata', 'spec', spec, 'tag', tag, 'versions', versions)
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// if the tagged version satisfies, then use that.
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var tagged = metadata['dist-tags'][tag]
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if (tagged &&
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metadata.versions[tagged] &&
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semver.satisfies(tagged, spec, true)) {
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return {resolvedTo: tag, manifest: metadata.versions[tagged]}
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}
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// find the max satisfying version.
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var ms = semver.maxSatisfying(versions, spec, true)
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if (ms) {
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return {resolvedTo: ms, manifest: metadata.versions[ms]}
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} else if (spec === '*' && versions.length && tagged && metadata.versions[tagged]) {
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return {resolvedTo: tag, manifest: metadata.versions[tagged]}
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} else {
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}
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}
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