Files
keycloak_theme/src/bin/start-keycloak/startViteDevServer.ts
2024-12-02 00:41:12 +01:00

67 lines
1.7 KiB
TypeScript

import * as child_process from "child_process";
import { assert } from "tsafe/assert";
import type { BuildContext } from "../shared/buildContext";
import chalk from "chalk";
import { VITE_PLUGIN_SUB_SCRIPTS_ENV_NAMES } from "../shared/constants";
import { Deferred } from "evt/tools/Deferred";
export type BuildContextLike = {
projectDirPath: string;
};
assert<BuildContext extends BuildContextLike ? true : false>();
export function startViteDevServer(params: {
buildContext: BuildContextLike;
}): Promise<{ port: number }> {
const { buildContext } = params;
console.log(chalk.blue(`$ npx vite dev`));
const child = child_process.spawn("npx", ["vite", "dev"], {
cwd: buildContext.projectDirPath,
env: {
...process.env,
[VITE_PLUGIN_SUB_SCRIPTS_ENV_NAMES.READ_KC_CONTEXT_FROM_URL]: "true"
},
shell: true
});
child.stdout.on("data", data => {
if (!data.toString("utf8").includes("[vite] hmr")) {
return;
}
process.stdout.write(data);
});
child.stderr.on("data", data => process.stderr.write(data));
const dPort = new Deferred<number>();
{
const onData = (data: Buffer) => {
//Local: http://localhost:8083/
const match = data
.toString("utf8")
.match(/Local:\s*http:\/\/(?:localhost|127\.0\.0\.1):(\d+)\//);
if (match === null) {
return;
}
child.stdout.off("data", onData);
const port = parseInt(match[1]);
assert(!isNaN(port));
dPort.resolve(port);
};
child.stdout.on("data", onData);
}
return dPort.pr.then(port => ({ port }));
}