@jspm/generator/lib/common/log.js

Package Import Map Generation Tool

export function createLogger() {
    var _globalThis_process_env, _globalThis_process;
    let resolveQueue;
    let queuePromise = new Promise((resolve)=>resolveQueue = resolve);
    let queue = [];
    const logStream = async function*() {
        while(true){
            while(queue.length)yield queue.shift();
            await queuePromise;
        }
    };
    function log(type, message) {
        if (queue.length) {
            queue.push({
                type,
                message
            });
        } else {
            queue = [
                {
                    type,
                    message
                }
            ];
            const _resolveQueue = resolveQueue;
            queuePromise = new Promise((resolve)=>resolveQueue = resolve);
            _resolveQueue();
        }
    }
    if ((_globalThis_process = globalThis.process) === null || _globalThis_process === void 0 ? void 0 : (_globalThis_process_env = _globalThis_process.env) === null || _globalThis_process_env === void 0 ? void 0 : _globalThis_process_env.JSPM_GENERATOR_LOG) {
        (async ()=>{
            for await (const { type, message } of logStream()){
                console.log(`\x1b[1m${type}:\x1b[0m ${message}`);
            }
        })();
    }
    return {
        log,
        logStream
    };
}


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