scroll/src/common/mod.ts

import { importForRuntime } from "./runtime";
import { ctrl_key, is_control } from "./strings";

export * from './runtime.ts';
export * from './strings.ts';
export * from './termios.ts';
export type { ITestBase } from './test_base.ts';

const decoder = new TextDecoder();

export function readKey(chunk): string {
	const char = String(decoder.decode(chunk))

	return char;
}

export async function main() {
	const { inputLoop, init } = await importForRuntime('mod.ts');

	// Set up handlers to enable/disable raw mode for each runtime
	await init();

	// The main event loop
	for await (const chunk of inputLoop()) {
		const char = readKey(chunk);

		if (char === ctrl_key('q')) {
			return 0;
		}

		if (is_control(char)) {
			console.log(char.codePointAt(0) + '\r');
		} else {
			console.log(`${char} ('${char.codePointAt(0)}')\r`);
		}
	}

	return -1;
}