Dumps WP Hooks (Filters and Actions) in the order of execution in Markdown format.

dump-wp-hooks.php

/**
 * Dumps WP Hooks (Filters and Actions)
 * in the order of execution in Markdown format.
 *
 * File hooks.md in the root location of the WP setup.
 *
 * @param bool $actions - render actions
 * @param bool $filters - render filters
 * @param bool $unique - render unique hooks
 */
function dump_hooks($actions = true, $filters = true, $unique = true)
{
    global $__hash;
    $__hash = [];

    $fp = fopen( ABSPATH . 'hooks.md', 'w');

    fwrite($fp, "|#|HOOK|TYPE|METHOD|FILE|\n");
    fwrite($fp, "|---|---|---|---|---|\n");
    fclose($fp);

    add_action( 'all', function($hook) use ($actions, $filters, $unique) {
        global $__hash;

        if ($unique && in_array($hook, $__hash))
            return;

        $backtrace = debug_backtrace(false, 5);
        $caller = $backtrace[4];
        $type = stristr($backtrace[3]['function'], 'filters') ? 'FILTER' : 'ACTION';

        if ($type === 'FILTER' && $filters === false)
            return;

        if ($type === 'ACTION' && $actions === false)
            return;

        $__hash[] = $hook;

        $method = $caller['function'] ?? 'N/A';
        $file = isset($caller['file']) ? str_replace(ABSPATH, '', $caller['file']) : false;
        $line = $caller['line'] ??  false;
        $ref = ($file && $line) ? "$file($line)" : 'N/A';
        $n = count($__hash);
        $line = "|$n|$hook|$type|$method|$ref|\n";

        $fp = fopen( ABSPATH . 'hooks.md', 'a+');
        fwrite($fp, $line);
        fclose($fp);
    });
}

dump_hooks();