36 lines
1.1 KiB
JavaScript
36 lines
1.1 KiB
JavaScript
const MIN_NODE_VERSION = "20.18.1";
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function parseNodeVersion(version) {
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const [major = "0", minor = "0", patch = "0"] = version.replace(/^v/, "").split(".");
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return {
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major: Number.parseInt(major, 10) || 0,
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minor: Number.parseInt(minor, 10) || 0,
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patch: Number.parseInt(patch, 10) || 0,
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};
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}
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function compareNodeVersions(left, right) {
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if (left.major !== right.major) return left.major - right.major;
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if (left.minor !== right.minor) return left.minor - right.minor;
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return left.patch - right.patch;
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}
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function isSupportedNodeVersion(version = process.versions.node) {
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return compareNodeVersions(parseNodeVersion(version), parseNodeVersion(MIN_NODE_VERSION)) >= 0;
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}
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function getUnsupportedNodeVersionLines(version = process.versions.node) {
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return [
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`feynman requires Node.js ${MIN_NODE_VERSION} or later (detected ${version}).`,
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"Switch to Node 20 with `nvm install 20 && nvm use 20`, or use the standalone installer:",
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"curl -fsSL https://feynman.is/install | bash",
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];
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}
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if (!isSupportedNodeVersion()) {
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for (const line of getUnsupportedNodeVersionLines()) {
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console.error(line);
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}
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process.exit(1);
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}
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