kelektiv/node-cron
Node Cron
node-cron is a library for executing functions or system commands on recurring schedules using standard cron syntax within a Node.js environment. It provides a scheduler for automating background tasks and server-side operations on a fixed timetable.
The project includes a cron expression validator to verify timing strings and an execution date calculator to determine the exact date and time of the next scheduled occurrence. A job execution manager provides controls for starting, stopping, and updating scheduled tasks while preventing overlapping executions and handling failures.
Features
- Recurring Job Scheduling - Provides a complete system for executing functions on a fixed timetable using cron expressions.
- Background Task Schedulers - Automates repetitive server-side operations by running functions on a fixed timetable.
- Job Execution Controllers - Provides a controller for starting, stopping, and updating scheduled tasks while preventing overlaps.
- Scheduled Job Execution - Implements the regular execution of functions and commands based on a defined timetable.
- Node.js Job Schedulers - Serves as a comprehensive library for scheduling and executing background tasks in Node.js using cron syntax.
- Node.js Task Automation Utilities - Triggers recurring scripts and notifications within a JavaScript environment using precise timing expressions.
- Job Lifecycle Management - Provides controls for starting, stopping, and updating the state of scheduled tasks during runtime.
- Syntax Validators - Ships a utility to verify the structural correctness of cron expressions and report syntax errors.
- Next-Execution Calculators - Calculates the exact date and time of the next scheduled occurrence for a given job.
- Cron Occurrence Calculators - Determines the exact date and time of the next scheduled occurrence for a specific timing expression.
- JavaScript Date-Based Schedulers - Uses JavaScript's native timer mechanisms to schedule function execution at specific calculated times.
- Cron Syntax Validations - Includes a utility to verify that timing expressions conform to correct cron syntax.
- Recursive Rescheduling Timers - Recalculates and sets a new timer for the next occurrence immediately after a job concludes.
- Cron Timing Parsers - Provides a parser that converts cron timing strings into structured rules for scheduling.
- Scheduled Tasks - Tool for executing scheduled tasks.
