renovate/lib/modules/versioning/nuget/version.ts

95 lines
2.3 KiB
TypeScript

import { regEx } from '../../../util/regex';
import type { NugetVersion } from './types';
// We can't just use `Number.parseInt()` beacause it parses `123abc` as `123`,
// which leads to incorrect version comparison.
function ensureNumber(input: string): number | null {
if (!regEx(/^\d+$/).test(input)) {
return null;
}
return Number.parseInt(input, 10);
}
function comparePrereleases(x: string, y: string): number {
const xParts = x.split('.');
const yParts = y.split('.');
const maxLen = Math.max(xParts.length, yParts.length);
for (let i = 0; i < maxLen; i += 1) {
const xPart = xParts[i] ?? '';
const yPart = yParts[i] ?? '';
const xNum = ensureNumber(xPart);
const yNum = ensureNumber(yPart);
const res =
xNum !== null && yNum !== null
? Math.sign(xNum - yNum)
: xPart.localeCompare(yPart, undefined, { sensitivity: 'base' });
if (res !== 0) {
return res;
}
}
return 0;
}
export function compare(x: NugetVersion, y: NugetVersion): number {
const xMajor = x.major;
const yMajor = y.major;
const xMinor = x.minor ?? 0;
const yMinor = y.minor ?? 0;
const xPatch = x.patch ?? 0;
const yPatch = y.patch ?? 0;
const xRevision = x.revision ?? 0;
const yRevision = y.revision ?? 0;
if (xMajor !== yMajor) {
return Math.sign(xMajor - yMajor);
} else if (xMinor !== yMinor) {
return Math.sign(xMinor - yMinor);
} else if (xPatch !== yPatch) {
return Math.sign(xPatch - yPatch);
} else if (xRevision !== yRevision) {
return Math.sign(xRevision - yRevision);
} else if (x.prerelease && !y.prerelease) {
return -1;
} else if (!x.prerelease && y.prerelease) {
return 1;
} else if (x.prerelease && y.prerelease) {
return comparePrereleases(x.prerelease, y.prerelease);
}
return 0;
}
export function versionToString(version: NugetVersion): string {
let res = `${version.major}`;
if (version.minor !== undefined) {
res += `.${version.minor}`;
}
if (version.patch !== undefined) {
res += `.${version.patch}`;
}
if (version.revision !== undefined) {
res += `.${version.revision}`;
}
if (version.prerelease) {
res += `-${version.prerelease}`;
}
if (version.metadata) {
res += `+${version.metadata}`;
}
return res;
}