<?php
/**
 */

use \php\Boot;
use \haxe\Exception as HaxeException;

/**
 * The EReg class represents regular expressions.
 * While basic usage and patterns consistently work across platforms, some more
 * complex operations may yield different results. This is a necessary trade-
 * off to retain a certain level of performance.
 * EReg instances can be created by calling the constructor, or with the
 * special syntax `~/pattern/modifier`
 * EReg instances maintain an internal state, which is affected by several of
 * its methods.
 * A detailed explanation of the supported operations is available at
 * <https://haxe.org/manual/std-regex.html>
 */
final class EReg {
	/**
	 * @var bool
	 */
	public $global;
	/**
	 * @var string
	 */
	public $last;
	/**
	 * @var array[]
	 */
	public $matches;
	/**
	 * @var string
	 */
	public $options;
	/**
	 * @var string
	 */
	public $pattern;
	/**
	 * @var string
	 */
	public $re;

	/**
	 * Creates a new regular expression with pattern `r` and modifiers `opt`.
	 * This is equivalent to the shorthand syntax `~/r/opt`
	 * If `r` or `opt` are null, the result is unspecified.
	 * 
	 * @param string $r
	 * @param string $opt
	 * 
	 * @return void
	 */
	public function __construct ($r, $opt) {
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:37: characters 3-19
		$this->pattern = $r;
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:38: characters 3-45
		$this->options = str_replace("g", "", $opt);
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:39: characters 3-26
		$this->global = $this->options !== $opt;
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:40: characters 3-49
		$this->options = str_replace("u", "", $this->options);
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:41: characters 3-68
		$this->re = "\"" . (str_replace("\"", "\\\"", $r)??'null') . "\"" . ($this->options??'null');
	}

	/**
	 * @return void
	 */
	public function handlePregError () {
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:63: characters 3-36
		$e = preg_last_error();
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:64: lines 64-72
		if ($e === PREG_INTERNAL_ERROR) {
			#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:65: characters 4-9
			throw HaxeException::thrown("EReg: internal PCRE error");
		} else if ($e === PREG_BACKTRACK_LIMIT_ERROR) {
			#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:67: characters 4-9
			throw HaxeException::thrown("EReg: backtrack limit");
		} else if ($e === PREG_RECURSION_LIMIT_ERROR) {
			#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:69: characters 4-9
			throw HaxeException::thrown("EReg: recursion limit");
		} else if ($e === PREG_JIT_STACKLIMIT_ERROR) {
			#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:71: characters 4-9
			throw HaxeException::thrown("failed due to limited JIT stack space");
		}
	}

	/**
	 * Tells if `this` regular expression matches String `s`.
	 * This method modifies the internal state.
	 * If `s` is `null`, the result is unspecified.
	 * 
	 * @param string $s
	 * 
	 * @return bool
	 */
	public function match ($s) {
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:45: characters 10-29
		$p = preg_match(($this->re . "u"), $s, $this->matches, PREG_OFFSET_CAPTURE, 0);
		if ($p === false) {
			$this->handlePregError();
			$p = preg_match($this->re, $s, $this->matches, PREG_OFFSET_CAPTURE);
		}
		if ($p > 0) {
			$this->last = $s;
		} else {
			$this->last = null;
		}
		return $p > 0;
	}

	/**
	 * Splits String `s` at all substrings `this` EReg matches.
	 * If a match is found at the start of `s`, the result contains a leading
	 * empty String "" entry.
	 * If a match is found at the end of `s`, the result contains a trailing
	 * empty String "" entry.
	 * If two matching substrings appear next to each other, the result
	 * contains the empty String `""` between them.
	 * By default, this method splits `s` into two parts at the first matched
	 * substring. If the global g modifier is in place, `s` is split at each
	 * matched substring.
	 * If `s` is null, the result is unspecified.
	 * 
	 * @param string $s
	 * 
	 * @return string[]|\Array_hx
	 */
	public function split ($s) {
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:128: characters 3-96
		$parts = preg_split(($this->re . "u"), $s, ($this->global ? -1 : 2));
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:129: lines 129-132
		if ($parts === false) {
			#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:130: characters 4-21
			$this->handlePregError();
			#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:131: characters 4-55
			$parts = preg_split($this->re, $s, ($this->global ? -1 : 2));
		}
		#/nix/store/ljakxdz94hcvn9b4k9y292dn5lhh20iy-haxe-4.2.5/lib/haxe/std/php/_std/EReg.hx:133: characters 3-48
		return \Array_hx::wrap($parts);
	}
}

Boot::registerClass(EReg::class, 'EReg');