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53 lines
1.6 KiB
53 lines
1.6 KiB
2 years ago
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var current = (process.versions && process.versions.node && process.versions.node.split('.')) || [];
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function specifierIncluded(specifier) {
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var parts = specifier.split(' ');
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var op = parts.length > 1 ? parts[0] : '=';
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var versionParts = (parts.length > 1 ? parts[1] : parts[0]).split('.');
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for (var i = 0; i < 3; ++i) {
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var cur = parseInt(current[i] || 0, 10);
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var ver = parseInt(versionParts[i] || 0, 10);
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if (cur === ver) {
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continue; // eslint-disable-line no-restricted-syntax, no-continue
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}
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if (op === '<') {
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return cur < ver;
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} else if (op === '>=') {
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return cur >= ver;
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}
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return false;
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}
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return op === '>=';
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}
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function matchesRange(range) {
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var specifiers = range.split(/ ?&& ?/);
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if (specifiers.length === 0) { return false; }
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for (var i = 0; i < specifiers.length; ++i) {
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if (!specifierIncluded(specifiers[i])) { return false; }
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}
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return true;
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}
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function versionIncluded(specifierValue) {
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if (typeof specifierValue === 'boolean') { return specifierValue; }
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if (specifierValue && typeof specifierValue === 'object') {
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for (var i = 0; i < specifierValue.length; ++i) {
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if (matchesRange(specifierValue[i])) { return true; }
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}
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return false;
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}
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return matchesRange(specifierValue);
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}
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var data = require('./core.json');
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var core = {};
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for (var mod in data) { // eslint-disable-line no-restricted-syntax
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if (Object.prototype.hasOwnProperty.call(data, mod)) {
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core[mod] = versionIncluded(data[mod]);
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}
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}
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module.exports = core;
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