frontity/dist/src/cli/unknown.js

Frontity cli and entry point to other packages

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const leven_1 = __importDefault(require("leven"));
const chalk_1 = __importDefault(require("chalk"));
/**
 * The CLI command that runs when the user types a command that doesn't exit.
 *
 * @param command - Unknown command.
 * @param program - Commander instance.
 */
const unknown = (command, program) => {
    console.log(chalk_1.default.red(`Unknown command: ${chalk_1.default.bold(command)}`));
    const availableCommands = program.commands.map((c) => c._name);
    const [suggestion] = availableCommands
        // Compute the distance of each command and return it along with the name.
        .map((name) => ({ name, distance: (0, leven_1.default)(name, command) }))
        // Filter commands by threshold.
        .filter(({ name, distance }) => distance < name.length * 0.4)
        // Sort them so the one with the least distance would be the first one.
        .sort((c1, c2) => c1.distance - c2.distance)
        // Map them and return only the command name.
        .map((c) => c.name);
    if (suggestion) {
        console.log(chalk_1.default.cyan(`Did you mean '${suggestion}'?`));
    }
    program.help();
};
exports.default = unknown;