async asynchronous callback clbk delay javascript next nexttick node node-js nodejs process setimmediate settimeout stdlib tick util utilities utility utils

control defer deferred delay delayed else flow if if-else if-then javascript node node-js nodejs stdlib then util utilities utility utils

async asynchronous control defer deferred delay delayed else if if-else if-then javascript node node-js nodejs stdlib util utilities utility utils

catch control defer deferred delay delayed javascript node node-js nodejs stdlib then trap try try-catch try-then util utilities utility utils

delay fcn fun func function functional javascript lazy node node-js nodejs stdlib thunk util utilities utils wrap