From 357c2d03aa6e404d6711e6f0b9793eb488847cf5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20M=C3=B6ller?= <am@localheinz.com>
Date: Mon, 22 Nov 2021 10:34:50 +0100
Subject: [PATCH] Fix: Drop support for composer/composer:^1.0.0

---
 .github/workflows/integrate.yaml | 8 --------
 CHANGELOG.md                     | 4 ++++
 composer.json                    | 2 +-
 composer.lock                    | 2 +-
 4 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/.github/workflows/integrate.yaml b/.github/workflows/integrate.yaml
index c5ee7b22..8d5132c9 100644
--- a/.github/workflows/integrate.yaml
+++ b/.github/workflows/integrate.yaml
@@ -201,10 +201,6 @@ jobs:
           - "7.4"
           - "8.0"
 
-        composer-version:
-          - "1"
-          - "2"
-
         dependencies:
           - "lowest"
           - "locked"
@@ -221,14 +217,10 @@ jobs:
           extensions: "${{ env.PHP_EXTENSIONS }}"
           ini-values: "${{ env.PHP_INI_VALUES }}"
           php-version: "${{ matrix.php-version }}"
-          tools: "composer:v${{ matrix.composer-version }}"
 
       - name: "Set up problem matchers for phpunit/phpunit"
         run: "echo \"::add-matcher::${{ runner.tool_cache }}/phpunit.json\""
 
-      - name: "Show composer version"
-        run: "composer --version"
-
       - name: "Determine composer cache directory"
         uses: "./.github/actions/composer/composer/determine-cache-directory"
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 78375e67..3700831a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 For a full diff see [`2.15.0...main`][2.15.0...main].
 
+### Changed
+
+* Dropped support for `composer/composer:^1.0.0` ([#754]), by [@ergebnis-bot]
+
 ## [`2.15.0`][2.15.0]
 
 For a full diff see [`2.14.0...2.15.0`][2.14.0...2.15.0].
diff --git a/composer.json b/composer.json
index ae58eb12..02292d8b 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
     "localheinz/diff": "^1.1.1"
   },
   "require-dev": {
-    "composer/composer": "^1.10.22 || ^2.0.13",
+    "composer/composer": "^2.0.13",
     "ergebnis/license": "^1.1.0",
     "ergebnis/php-cs-fixer-config": "^2.14.0",
     "ergebnis/phpstan-rules": "~0.15.3",
diff --git a/composer.lock b/composer.lock
index 8f3a123c..0b2ad3c3 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "5cb1cebe51e5e72c85b15b66ee896acd",
+    "content-hash": "d315f746f0eb6f5833ea4ee8a86072b9",
     "packages": [
         {
             "name": "ergebnis/json-normalizer",