Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Fix <= and > comparisons when compared against prerelease versions #50915

Merged
merged 2 commits into from Sep 28, 2022
Merged

Fix <= and > comparisons when compared against prerelease versions #50915

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
bac9fd8
Fix <= and > comparisons when compared against prerelease versions
rbuckton Sep 23, 2022
3c013d2
Improve coverage for semver
rbuckton Sep 23, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
50 changes: 37 additions & 13 deletions src/compiler/semver.ts
View file
Open in desktop
Expand Up @@ -15,12 +15,14 @@ namespace ts {
// > alphanumerics and hyphen [0-9A-Za-z-]. Identifiers MUST NOT be empty. Numeric identifiers
// > MUST NOT include leading zeroes.
const prereleaseRegExp = /^(?:0|[1-9]\d*|[a-z-][a-z0-9-]*)(?:\.(?:0|[1-9]\d*|[a-z-][a-z0-9-]*))*$/i;
const prereleasePartRegExp = /^(?:0|[1-9]\d*|[a-z-][a-z0-9-]*)$/i;

// https://semver.org/#spec-item-10
// > Build metadata MAY be denoted by appending a plus sign and a series of dot separated
// > identifiers immediately following the patch or pre-release version. Identifiers MUST
// > comprise only ASCII alphanumerics and hyphen [0-9A-Za-z-]. Identifiers MUST NOT be empty.
const buildRegExp = /^[a-z0-9-]+(?:\.[a-z0-9-]+)*$/i;
const buildPartRegExp = /^[a-z0-9-]+$/i;

// https://semver.org/#spec-item-9
// > Numeric identifiers MUST NOT include leading zeroes.
Expand All @@ -30,7 +32,7 @@ namespace ts {
* Describes a precise semantic version number, https://semver.org
*/
export class Version {
static readonly zero = new Version(0, 0, 0);
static readonly zero = new Version(0, 0, 0, ["0"]);

readonly major: number;
readonly minor: number;
Expand All @@ -39,8 +41,8 @@ namespace ts {
readonly build: readonly string[];

constructor(text: string);
constructor(major: number, minor?: number, patch?: number, prerelease?: string, build?: string);
constructor(major: number | string, minor = 0, patch = 0, prerelease = "", build = "") {
constructor(major: number, minor?: number, patch?: number, prerelease?: string | readonly string[], build?: string | readonly string[]);
constructor(major: number | string, minor = 0, patch = 0, prerelease: string | readonly string[] = "", build: string | readonly string[] = "") {
if (typeof major === "string") {
const result = Debug.checkDefined(tryParseComponents(major), "Invalid version");
({ major, minor, patch, prerelease, build } = result);
Expand All @@ -49,13 +51,18 @@ namespace ts {
Debug.assert(major >= 0, "Invalid argument: major");
Debug.assert(minor >= 0, "Invalid argument: minor");
Debug.assert(patch >= 0, "Invalid argument: patch");
Debug.assert(!prerelease || prereleaseRegExp.test(prerelease), "Invalid argument: prerelease");
Debug.assert(!build || buildRegExp.test(build), "Invalid argument: build");

const prereleaseArray = prerelease ? isArray(prerelease) ? prerelease : prerelease.split(".") : emptyArray;
const buildArray = build ? isArray(build) ? build : build.split(".") : emptyArray;

Debug.assert(every(prereleaseArray, s => prereleasePartRegExp.test(s)), "Invalid argument: prerelease");
Debug.assert(every(buildArray, s => buildPartRegExp.test(s)), "Invalid argument: build");

this.major = major;
this.minor = minor;
this.patch = patch;
this.prerelease = prerelease ? prerelease.split(".") : emptyArray;
this.build = build ? build.split(".") : emptyArray;
this.prerelease = prereleaseArray;
this.build = buildArray;
}

static tryParse(text: string) {
Expand Down Expand Up @@ -96,6 +103,17 @@ namespace ts {
}
}

with(fields: { major?: number, minor?: number, patch?: number, prerelease?: string | readonly string[], build?: string | readonly string[] }) {
const {
major = this.major,
minor = this.minor,
patch = this.patch,
prerelease = this.prerelease,
build = this.build
} = fields;
return new Version(major, minor, patch, prerelease, build);
}

toString() {
let result = `${this.major}.${this.minor}.${this.patch}`;
if (some(this.prerelease)) result += `-${this.prerelease.join(".")}`;
Expand Down Expand Up @@ -184,6 +202,10 @@ namespace ts {
return undefined;
}

/**
* Tests whether a version matches the range. This is equivalent to `satisfies(version, range, { includePrerelease: true })`.
* in `node-semver`.
*/
test(version: Version | string) {
if (typeof version === "string") version = new Version(version);
return testDisjunction(version, this._alternatives);
Expand Down Expand Up @@ -311,20 +333,22 @@ namespace ts {
break;
case "<":
case ">=":
comparators.push(createComparator(operator, version));
comparators.push(
isWildcard(minor) || isWildcard(patch) ? createComparator(operator, version.with({ prerelease: "0" })) :
createComparator(operator, version));
break;
case "<=":
case ">":
comparators.push(
isWildcard(minor) ? createComparator(operator === "<=" ? "<" : ">=", version.increment("major")) :
isWildcard(patch) ? createComparator(operator === "<=" ? "<" : ">=", version.increment("minor")) :
isWildcard(minor) ? createComparator(operator === "<=" ? "<" : ">=", version.increment("major").with({ prerelease: "0" })) :
isWildcard(patch) ? createComparator(operator === "<=" ? "<" : ">=", version.increment("minor").with({ prerelease: "0" })) :
createComparator(operator, version));
break;
case "=":
case undefined:
if (isWildcard(minor) || isWildcard(patch)) {
comparators.push(createComparator(">=", version));
comparators.push(createComparator("<", version.increment(isWildcard(minor) ? "major" : "minor")));
comparators.push(createComparator(">=", version.with({ prerelease: "0" })));
comparators.push(createComparator("<", version.increment(isWildcard(minor) ? "major" : "minor").with({ prerelease: "0" })));
}
else {
comparators.push(createComparator("=", version));
Expand Down Expand Up @@ -389,4 +413,4 @@ namespace ts {
function formatComparator(comparator: Comparator) {
return `${comparator.operator}${comparator.operand}`;
}
}
}