Sha256: 49ee5bbc34b2d520afd26bba50a0b4c996bdddbf518233d3fab51520d20fc42a

Contents?: true

Size: 1.72 KB

Versions: 55

Compression:

Stored size: 1.72 KB

Contents

'use strict';

var hasOwn = require('hasown');

function specifierIncluded(current, specifier) {
	var nodeParts = current.split('.');
	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 = parseInt(nodeParts[i] || 0, 10);
		var ver = parseInt(versionParts[i] || 0, 10);
		if (cur === ver) {
			continue; // eslint-disable-line no-restricted-syntax, no-continue
		}
		if (op === '<') {
			return cur < ver;
		}
		if (op === '>=') {
			return cur >= ver;
		}
		return false;
	}
	return op === '>=';
}

function matchesRange(current, range) {
	var specifiers = range.split(/ ?&& ?/);
	if (specifiers.length === 0) {
		return false;
	}
	for (var i = 0; i < specifiers.length; ++i) {
		if (!specifierIncluded(current, specifiers[i])) {
			return false;
		}
	}
	return true;
}

function versionIncluded(nodeVersion, specifierValue) {
	if (typeof specifierValue === 'boolean') {
		return specifierValue;
	}

	var current = typeof nodeVersion === 'undefined'
		? process.versions && process.versions.node
		: nodeVersion;

	if (typeof current !== 'string') {
		throw new TypeError(typeof nodeVersion === 'undefined' ? 'Unable to determine current node version' : 'If provided, a valid node version is required');
	}

	if (specifierValue && typeof specifierValue === 'object') {
		for (var i = 0; i < specifierValue.length; ++i) {
			if (matchesRange(current, specifierValue[i])) {
				return true;
			}
		}
		return false;
	}
	return matchesRange(current, specifierValue);
}

var data = require('./core.json');

module.exports = function isCore(x, nodeVersion) {
	return hasOwn(data, x) && versionIncluded(nodeVersion, data[x]);
};

Version data entries

55 entries across 55 versions & 3 rubygems

Version Path
clapton-0.0.19 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.18 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.17 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.16 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.15 lib/clapton/javascripts/node_modules/is-core-module/index.js
immosquare-cleaner-0.1.49 node_modules/is-core-module/index.js
clapton-0.0.14 lib/clapton/javascripts/node_modules/is-core-module/index.js
immosquare-cleaner-0.1.48 node_modules/is-core-module/index.js
clapton-0.0.13 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.12 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.11 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.10 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.9 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.8 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.7 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.6 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.5 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.4 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.3 lib/clapton/javascripts/node_modules/is-core-module/index.js
clapton-0.0.2 lib/clapton/javascripts/node_modules/is-core-module/index.js