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50e5eff12a
PR-URL: https://github.com/nodejs/node/pull/19599 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
38 lines
835 B
JavaScript
38 lines
835 B
JavaScript
'use strict';
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const yaml = require('js-yaml');
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function isYAMLBlock(text) {
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return /^<!-- YAML/.test(text);
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}
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function arrify(value) {
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return Array.isArray(value) ? value : [value];
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}
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function extractAndParseYAML(text) {
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text = text.trim()
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.replace(/^<!-- YAML/, '')
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.replace(/-->$/, '');
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// js-yaml.safeLoad() throws on error
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const meta = yaml.safeLoad(text);
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if (meta.added) {
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// Since semver-minors can trickle down to previous major versions,
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// features may have been added in multiple versions.
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meta.added = arrify(meta.added);
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}
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if (meta.deprecated) {
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// Treat deprecated like added for consistency.
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meta.deprecated = arrify(meta.deprecated);
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}
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meta.changes = meta.changes || [];
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return meta;
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}
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module.exports = { isYAMLBlock, extractAndParseYAML };
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