Runs a Composer command and returns its output.

Always asserts that the command was executed successfully.

Parameters

string $command: The command to execute, including the `composer` invocation.

string|null $working_dir: (optional) A working directory relative to the workspace, within which to execute the command. Defaults to the workspace directory.

bool $json: (optional) Whether to parse the command's output as JSON before returning it. Defaults to FALSE.

Return value

mixed|string|null The command's output, optionally parsed as JSON.

File

core/modules/package_manager/tests/src/Build/TemplateProjectTestBase.php, line 512

Class

TemplateProjectTestBase

Base class for tests which create a test site from a core project template.

Namespace

Drupal\Tests\package_manager\Build

Code

protected function runComposer(string $command, ?string $working_dir = NULL, bool $json = FALSE) {
    $process = $this->executeCommand($command, $working_dir);
    $this->assertCommandSuccessful();
    $output = trim($process->getOutput());
    if ($json) {
        $output = json_decode($output, TRUE, flags: JSON_THROW_ON_ERROR);
    }
    return $output;
}

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