projen/lib/cli/tasks.js

CDK for software projects

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.discoverTaskCommands = discoverTaskCommands;
const chalk = require("chalk");
const helpers_1 = require("yargs/helpers");
const logging = require("../logging");
/**
 * Reads .projen/tasks.json and adds CLI commands for all tasks.
 * @param ya yargs
 */
function discoverTaskCommands(runtime, ya) {
    const tasks = runtime.manifest.tasks ?? {};
    for (const task of Object.values(tasks)) {
        ya.command(task.name, task.description ?? "", taskCommandHandler(task));
    }
    function taskCommandHandler(task) {
        return (args) => {
            const taskReceivesArgs = task.steps?.reduce((receiveArgs, step) => receiveArgs || (step.receiveArgs ?? false), false);
            let taskArgs = [];
            if (taskReceivesArgs) {
                args.help(false);
                args.strict(false);
                args.strictCommands(false);
                taskArgs = (0, helpers_1.hideBin)(process.argv).slice(1);
            }
            args.option("inspect", {
                alias: "i",
                desc: "show all steps in this task",
            });
            const argv = args.argv;
            if (argv.inspect) {
                return inspectTask(task.name);
            }
            else {
                try {
                    runtime.runTask(task.name, [], taskArgs);
                }
                catch (e) {
                    logging.error(e.message);
                    process.exit(1);
                }
            }
        };
    }
    function inspectTask(name, indent = 0) {
        const writeln = (s) => console.log(" ".repeat(indent) + s);
        const task = runtime.tryFindTask(name);
        if (!task) {
            throw new Error(`${name}: unable to resolve subtask with name "${name}"`);
        }
        if (task.description) {
            writeln(`${chalk.underline("description")}: ${task.description}`);
        }
        for (const [k, v] of Object.entries(task.env ?? {})) {
            writeln(`${chalk.underline("env")}: ${k}=${v}`);
        }
        for (const step of task.steps ?? []) {
            if (step.spawn) {
                writeln(`- ${chalk.bold(step.spawn)}`);
                inspectTask(step.spawn, indent + 2);
            }
            else if (step.exec) {
                writeln(`- exec: ${step.exec}`);
            }
            else if (step.builtin) {
                writeln(`- builtin: ${step.builtin}`);
            }
        }
    }
}
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