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37da544dcc
closes #6691 - removes dependency on semver & package.json in preinstall script - has a simplified proxy of semver to look for the right version numbers
47 lines
1.6 KiB
JavaScript
47 lines
1.6 KiB
JavaScript
var validVersions = process.env.npm_package_engines_node.split(' || '),
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currentVersion = process.versions.node,
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foundMatch = false,
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majMinRegex = /(\d+\.\d+)/,
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majorRegex = /^\d+/,
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minorRegex = /\d+$/,
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exitCodes = {
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NODE_VERSION_UNSUPPORTED: 231
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};
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function doError() {
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console.error('\x1B[31mERROR: Unsupported version of Node');
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console.error('\x1B[37mGhost supports LTS Node versions: ' + process.env.npm_package_engines_node);
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console.error('You are currently using version: ' + process.versions.node + '\033[0m');
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console.error('\x1B[32mThis check can be overridden, see http://support.ghost.org/supported-node-versions/ for more info\033[0m');
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process.exit(exitCodes.NODE_VERSION_UNSUPPORTED);
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}
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if (process.env.GHOST_NODE_VERSION_CHECK === 'false') {
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console.log('\x1B[33mSkipping Node version check\033[0m');
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} else {
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try {
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currentVersion = currentVersion.match(majMinRegex)[0];
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validVersions.forEach(function (version) {
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var matchChar = version.charAt(0),
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versionString = version.match(majMinRegex)[0];
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if (
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(matchChar === '~' && currentVersion === versionString)
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|| (matchChar === '^'
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&& currentVersion.match(majorRegex)[0] === versionString.match(majorRegex)[0]
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&& currentVersion.match(minorRegex)[0] >= versionString.match(minorRegex)[0]
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)
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) {
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foundMatch = true;
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}
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});
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if (foundMatch !== true) {
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doError();
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}
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} catch (e) {
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doError();
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}
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}
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