ajv-ftl-i18n/program.js

Transpile Fluent (ftl) files into ajv error translations.

// Copyright 2026 will Farrell, and ajv-ftl-i18n contributors.
// SPDX-License-Identifier: MIT
import { Command, Option } from "commander";
import transpile from "./commands/transpile.js";
import packageJson from "./package.json" with { type: "json" };

export const createProgram = () => {
	const program = new Command()
		.name("ajv-ftl")
		.description(
			"Transpile Fluent (.ftl) files to JavaScript (.js or .mjs) for ajv",
		)
		.version(packageJson.version, "--version");

	program
		.command("transpile", { isDefault: true })
		.argument("<input>", "Path to the Fluent file to transpile")
		.requiredOption(
			"--locale <locale...>",
			"What locale(s) to be used. Multiple can be set to allow for fallback. i.e. en-CA",
		)
		.addOption(
			new Option(
				"-o, --output <output>",
				"Path to store the resulting JavaScript file. Will be in ESM.",
			),
		)
		.action(transpile);

	return program;
};

export default createProgram;