Some small WordPress debug helpers

wp-debug-helpers.php

<?php
/**
 * Some small WordPress debug helpers
 */
 
/**
 * Utitily functions for dumping variables
 */
function dump( $var, $name = '' ) {
	echo '<pre>';
	if ( '' !== $name ) {
		echo $name . ': ';
	}
	var_export( $var );
	echo '</pre>';
}
function dump_js( $data ) {
	$output  = '<script>';
	$output .= 'console.info( "Debug in Console:" );';
	$output .= 'console.log(' . json_encode( $data ) . ');';
	$output .= '</script>';
	echo $output;
}
 
/**
 * Emulate `WP_DEBUG` and `WP_DEBUG_LOG` (for the PHP error log in `/wp-content/debug.log`)
 */
error_reporting( E_ALL ); // equals WP_DEBUG true
 
// ini_set( 'display_errors', 1 ); // equals WP_DISPLAY_ERRORS true
ini_set( 'display_errors', 0 ); // equals WP_DISPLAY_ERRORS false
 
ini_set( 'log_errors', 1 ); // equals WP_LOG_ERRORS true
ini_set( 'error_log', WP_CONTENT_DIR . '/debug.log' ); // moves error log file to WP_CONTENT_DIR
unlink( WP_CONTENT_DIR . '/debug.log' ); // Delete the error log, to have fresh/empty file