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