gistfile1.txt

$ composer require wp-cli/wp-cli
You are running composer with xdebug enabled. This has a major impact on runtime performance. See https://getcomposer.org/xdebug
Using version ^1.2 for wp-cli/wp-cli
./composer.json has been created
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - wp-cli/wp-cli v1.2.0 requires wp-cli/autoload-splitter ^0.1 -> satisfiable by wp-cli/autoload-splitter[v0.1.0, v0.1.1, v0.1.2, v0.1.3].
    - wp-cli/wp-cli v1.2.1 requires wp-cli/autoload-splitter ^0.1 -> satisfiable by wp-cli/autoload-splitter[v0.1.0, v0.1.1, v0.1.2, v0.1.3].
    - wp-cli/autoload-splitter v0.1.3 requires composer-plugin-api ^1.1 -> no matching package found.
    - wp-cli/autoload-splitter v0.1.2 requires composer-plugin-api ^1.1 -> no matching package found.
    - wp-cli/autoload-splitter v0.1.1 requires composer-plugin-api ^1.1 -> no matching package found.
    - wp-cli/autoload-splitter v0.1.0 requires composer-plugin-api ^1.1 -> no matching package found.
    - Installation request for wp-cli/wp-cli ^1.2 -> satisfiable by wp-cli/wp-cli[v1.2.0, v1.2.1].

Potential causes:
 - A typo in the package name
 - The package is not available in a stable-enough version according to your minimum-stability setting
   see <https://getcomposer.org/doc/04-schema.md#minimum-stability> for more details.

Read <https://getcomposer.org/doc/articles/troubleshooting.md> for further common problems.

Installation failed, deleting ./composer.json.