function Cache::copyFrom

Copy a file into the cache

Return value

bool

File

vendor/composer/composer/src/Composer/Cache.php, line 189

Class

Cache

Reads/writes to a filesystem cache

Namespace

Composer

Code

public function copyFrom(string $file, string $source) {
    if ($this->isEnabled() && !$this->readOnly) {
        $file = Preg::replace('{[^' . $this->allowlist . ']}i', '-', $file);
        $this->filesystem
            ->ensureDirectoryExists(dirname($this->root . $file));
        if (!file_exists($source)) {
            $this->io
                ->writeError('<error>' . $source . ' does not exist, can not write into cache</error>');
        }
        elseif ($this->io
            ->isDebug()) {
            $this->io
                ->writeError('Writing ' . $this->root . $file . ' into cache from ' . $source);
        }
        return $this->filesystem
            ->copy($source, $this->root . $file);
    }
    return false;
}