首页 > 解决方案 > UnexpectedValueException 无法解析版本约束 mybranch:无效的版本字符串“mybranch”

问题描述

我正在尝试foo/bar在 dir 中使用 Composer 开发一个 PHP 库(称为 ),/work/a其中包含以下composer.json内容:

{
    "name": "foo/bar",
    "require": {
        "php": ">=7.2"
    }
}

/work/a是一个 git 项目,我在分支上mybranch

我正在尝试在另一个本地项目(称为testing/foobar)中使用这个库,在 dir 中使用 Composerwork/bcomposer.json内容:

{
    "name": "testing/foobar",
    "type": "project",
    "repositories": [
        {
            "type": "vcs",
            "url": "/work/a"
        }
    ],
    "require": {
        "php": "^7.4",
        "foo/bar": "mybranch"
    }
}

运行$ composer install/work/b出现错误:

[UnexpectedValueException]                                            
  Could not parse version constraint mybranch: Invalid version string "mybranch"  

标签: phpcomposer-php

解决方案


您必须在分支名称前加上dev-,因此您的分支名称必须是dev-mybranch

从 VCS 存储库加载包

...
composer.json中,您应该在自定义分支名称前加上"dev-".
...

还要检查这个 Q/A "Composer require branch name"

将分支名称更改为具有dev-前缀,将其添加到/work/b项目中:

{
    "name": "testing/foobar",
    "type": "project",
    "repositories": [
        {
          "type": "vcs",
          "url": "/work/a"
        }
    ],
    "require": {
        "php": "^7.4",
        "foo/bar": "dev-mybranch"
    }
}

运行composer install

❯ composer install
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 1 install, 0 updates, 0 removals
  - Installing foo/bar (dev-mybranch 85c97b7): Cloning 85c97b7b23 from cache
Writing lock file
Generating autoload files

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