@netlify/config/lib/events.js

Netlify config module

// List of build plugins events
export const EVENTS = [
    // Before build command
    'onPreBuild',
    // After build command, before Functions bundling
    'onBuild',
    // After Functions bundling
    'onPostBuild',
    // After build success
    'onSuccess',
    // After build error
    'onError',
    // After build error or success
    'onEnd',
];
export const DEV_EVENTS = [
    // Before dev command
    'onPreDev',
    // The dev command
    'onDev',
];