From d86a65973ac3cd8647354274ab9af6ce8c8257fc Mon Sep 17 00:00:00 2001
From: Michael Wallner <mike@php.net>
Date: Sat, 26 Sep 2020 08:56:16 +0200
Subject: [PATCH] PHP 8 compatibility (curly brace string access)

---
 src/pharext/Cli/Args.php  | 8 ++++----
 src/pharext/Installer.php | 2 +-
 src/pharext/License.php   | 6 +++---
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/pharext/Cli/Args.php b/src/pharext/Cli/Args.php
index 7334290..ef46e88 100644
--- a/src/pharext/Cli/Args.php
+++ b/src/pharext/Cli/Args.php
@@ -128,14 +128,14 @@ class Args implements \ArrayAccess
 		for ($f = false, $p = 0, $i = 0; $i < $argc; ++$i) {
 			$o = $argv[$i];
 
-			if ($o{0} === "-" && strlen($o) > 2 && $o{1} !== "-") {
+			if ($o[0] === "-" && strlen($o) > 2 && $o[1] !== "-") {
 				// multiple short opts, e.g. -vps
 				$argc += strlen($o) - 2;
 				array_splice($argv, $i, 1, array_map(function($s) {
 					return "-$s";
 				}, str_split(substr($o, 1))));
 				$o = $argv[$i];
-			} elseif ($o{0} === "-" && strlen($o) > 2 && $o{1} === "-" && 0 < ($eq = strpos($o, "="))) {
+			} elseif ($o[0] === "-" && strlen($o) > 2 && $o[1] === "-" && 0 < ($eq = strpos($o, "="))) {
 				// long opt with argument, e.g. --foo=bar
 				$argc++;
 				array_splice($argv, $i, 1, [
@@ -150,7 +150,7 @@ class Args implements \ArrayAccess
 			}
 
 			if ($f || !isset($this->spec[$o])) {
-				if ($o{0} !== "-" && isset($this->spec["--$p"])) {
+				if ($o[0] !== "-" && isset($this->spec["--$p"])) {
 					$this[$p] = $o;
 					if (!$this->optIsMulti($p)) {
 						++$p;
@@ -316,7 +316,7 @@ class Args implements \ArrayAccess
 		if (is_numeric($o)) {
 			return "--$o";
 		}
-		if ($o{0} !== '-') {
+		if ($o[0] !== '-') {
 			if (strlen($o) > 1) {
 				$o = "-$o";
 			}
diff --git a/src/pharext/Installer.php b/src/pharext/Installer.php
index d6b3c67..7cbe5e9 100644
--- a/src/pharext/Installer.php
+++ b/src/pharext/Installer.php
@@ -220,7 +220,7 @@ class Installer implements Command
 		$sudo = isset($this->args->sudo) ? $this->args->sudo : null;
 		$type = $this->metadata("type") ?: "extension";
 
-		$activate = new Task\Activate($temp, $files, $type, $this->args->prefix, $this->args{"common-name"}, $sudo);
+		$activate = new Task\Activate($temp, $files, $type, $this->args->prefix, $this->args["common-name"], $sudo);
 		if (!$activate->run($this->verbosity())) {
 			$this->info("Extension already activated ...\n");
 		}
diff --git a/src/pharext/License.php b/src/pharext/License.php
index 0f339fd..a9c19b7 100644
--- a/src/pharext/License.php
+++ b/src/pharext/License.php
@@ -29,10 +29,10 @@ trait License
 		$pattern = "";
 		$length = strlen($upper);
 		for ($i = 0; $i < $length; ++$i) {
-			if ($lower{$i} === $upper{$i}) {
-				$pattern .= $upper{$i};
+			if ($lower[$i] === $upper[$i]) {
+				$pattern .= $upper[$i];
 			} else {
-				$pattern .= "[" . $upper{$i} . $lower{$i} . "]";
+				$pattern .= "[" . $upper[$i] . $lower[$i] . "]";
 			}
 		}
 		return $pattern;
-- 
2.30.2