react-map-gl/src/utils/version.js
2020-12-21 09:58:10 -08:00

24 lines
648 B
JavaScript

// Helper function for version comparison
// A version is a string in the format of "{major}.{minor}.{patch}"
// Empty/missing version is treated as "0.0.0"
// If version1 is smaller than version2, return -1
// If version1 is larger than version2, return 1
// If equal, return 0
export function compareVersions(version1, version2) {
const v1 = (version1 || '').split('.').map(Number);
const v2 = (version2 || '').split('.').map(Number);
for (let i = 0; i < 3; i++) {
const part1 = v1[i] || 0;
const part2 = v2[i] || 0;
if (part1 < part2) {
return -1;
}
if (part1 > part2) {
return 1;
}
}
return 0;
}