Differential D14513 Diff 35118 src/lint/linter/xhpast/rules/ArcanistNestedNamespacesXHPASTLinterRule.php

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Standalone View

				<?php

				final class ArcanistNestedNamespacesXHPASTLinterRule
				extends ArcanistXHPASTLinterRule {

				const ID = 90;

				public function getLintName() {
				return pht('Nested `%s` Statements', 'namespace');
				}

				public function process(XHPASTNode $root) {
				$namespaces = $root->selectDescendantsOfType('n_NAMESPACE');

				foreach ($namespaces as $namespace) {
				$nested_namespaces = $namespace->selectDescendantsOfType('n_NAMESPACE');

				foreach ($nested_namespaces as $nested_namespace) {
				$this->raiseLintAtNode(
				$nested_namespace,
				pht(
				'`%s` declarations cannot be nested. '.
				'This construct will cause a PHP fatal error.',
				'namespace'));
				}
				}
				}

				}