101 lines
3.1 KiB
TypeScript
101 lines
3.1 KiB
TypeScript
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import { Readable, Transform } from "stream";
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import { pipeline } from "stream/promises";
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import { relative, sep } from "path";
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import { createWriteStream } from "fs";
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import walk from "./walk";
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import type { ZipSource } from "./zip";
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import zip from "./zip";
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/** Trim leading whitespace from every line */
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const trimIndent = (s: string) => s.replace(/(\n)\s+/g, "$1");
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type JarArgs = {
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rootPath: string;
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targetPath: string;
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groupId: string;
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artifactId: string;
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version: string;
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};
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/**
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* Create a jar archive, using the resources found at `rootPath` (a directory) and write the
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* archive to `targetPath` (a file). Use `groupId`, `artifactId` and `version` to define
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* the contents of the pom.properties file which is going to be added to the archive.
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*/
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export default async function jar({ groupId, artifactId, version, rootPath, targetPath }: JarArgs) {
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const manifest: ZipSource = {
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path: "META-INF/MANIFEST.MF",
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data: Buffer.from(
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trimIndent(
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`Manifest-Version: 1.0
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Archiver-Version: Plexus Archiver
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Created-By: Keycloakify
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Built-By: unknown
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Build-Jdk: 19.0.0`
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)
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)
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};
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const pomProps: ZipSource = {
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path: `META-INF/maven/${groupId}/${artifactId}/pom.properties`,
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data: Buffer.from(
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trimIndent(
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`# Generated by keycloakify
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# ${new Date()}
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artifactId=${artifactId}
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groupId=${groupId}
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version=${version}`
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)
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)
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};
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/**
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* Convert every path entry to a ZipSource record, and when all records are
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* processed, append records for MANIFEST.mf and pom.properties
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*/
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const pathToRecord = () =>
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new Transform({
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objectMode: true,
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transform: function (path, _, cb) {
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const filename = relative(rootPath, path).split(sep).join("/");
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this.push({ filename, path });
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cb();
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},
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final: function () {
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this.push(manifest);
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this.push(pomProps);
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this.push(null);
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}
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});
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/**
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* Create an async pipeline, wait until everything is fully processed
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*/
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await pipeline(
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// walk all files in `rootPath` recursively
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Readable.from(walk(rootPath)),
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// transform every path into a ZipSource object
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pathToRecord(),
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// let the zip lib convert all ZipSource objects into a byte stream
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zip(),
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// write that byte stream to targetPath
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createWriteStream(targetPath, { encoding: "binary" })
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);
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}
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/**
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* Standalone usage, call e.g. `ts-node jar.ts dirWithSources some-jar.jar`
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*/
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if (require.main === module) {
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const main = () =>
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jar({
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rootPath: process.argv[2],
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targetPath: process.argv[3],
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artifactId: process.env.ARTIFACT_ID ?? "artifact",
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groupId: process.env.GROUP_ID ?? "group",
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version: process.env.VERSION ?? "1.0.0"
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});
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main().catch(e => console.error(e));
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}
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