isUpgradeable.js 3.23 KB
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
const version_util_1 = require("../version-util");
const semver = __importStar(require("semver"));
const semver_utils_1 = __importDefault(require("semver-utils"));
/**
 * Check if a version satisfies the latest, and is not beyond the latest). Ignores `v` prefix.
 *
 * @param current
 * @param latest
 * @returns
 */
function isUpgradeable(current, latest) {
    // do not upgrade non-npm version declarations (such as git tags)
    // do not upgrade wildcards
    if (!semver.validRange(current) || (0, version_util_1.isWildCard)(current)) {
        return false;
    }
    // remove the constraint (e.g. ^1.0.1 -> 1.0.1) to allow upgrades that satisfy the range, but are out of date
    const [range] = semver_utils_1.default.parseRange(current);
    if (!range) {
        throw new Error(`"${current}" could not be parsed by semver-utils. This is probably a bug. Please file an issue at https://github.com/raineorshine/npm-check-updates.`);
    }
    // allow upgrading of pseudo versions such as "v1" or "1.0"
    const latestNormalized = (0, version_util_1.fixPseudoVersion)(latest);
    const version = (0, version_util_1.stringify)(range);
    const isValidCurrent = Boolean(semver.validRange(version));
    const isValidLatest = Boolean(semver.valid(latestNormalized));
    // make sure it is a valid range
    // not upgradeable if the latest version satisfies the current range
    // not upgradeable if the specified version is newer than the latest (indicating a prerelease version)
    // NOTE: When "<" is specified with a single digit version, e.g. "<7", and has the same major version as the latest, e.g. "7", isSatisfied(latest, version) will return true since it ignores the "<". In this case, test the original range (current) rather than the versionUtil output (version).
    return (isValidCurrent &&
        isValidLatest &&
        !semver.satisfies(latestNormalized, range.operator === '<' ? current : version) &&
        !semver.ltr(latestNormalized, version));
}
exports.default = isUpgradeable;
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