function Pool::match

Checks if the package matches the given constraint directly or through provided or replaced packages

Parameters

string $name Name of the package to be matched:

1 call to Pool::match()

Pool::computeWhatProvides in vendor/composer/composer/src/Composer/DependencyResolver/Pool.php

File

vendor/composer/composer/src/Composer/DependencyResolver/Pool.php, line 202

Class

Pool

A package pool contains all packages for dependency resolution

Namespace

Composer\DependencyResolver

Code

public function match(BasePackage $candidate, string $name, ?ConstraintInterface $constraint = null) : bool {
    $candidateName = $candidate->getName();
    $candidateVersion = $candidate->getVersion();
    if ($candidateName === $name) {
        return $constraint === null || CompilingMatcher::match($constraint, Constraint::OP_EQ, $candidateVersion);
    }
    $provides = $candidate->getProvides();
    $replaces = $candidate->getReplaces();
    // aliases create multiple replaces/provides for one target so they can not use the shortcut below
    if (isset($replaces[0]) || isset($provides[0])) {
        foreach ($provides as $link) {
            if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) {
                return true;
            }
        }
        foreach ($replaces as $link) {
            if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) {
                return true;
            }
        }
        return false;
    }
    if (isset($provides[$name]) && ($constraint === null || $constraint->matches($provides[$name]->getConstraint()))) {
        return true;
    }
    if (isset($replaces[$name]) && ($constraint === null || $constraint->matches($replaces[$name]->getConstraint()))) {
        return true;
    }
    return false;
}