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(stable) Promote 2018 Week 51
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commit
97ddb9d5a1
6 changed files with 139 additions and 0 deletions
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@ -91,6 +91,8 @@ phutil_register_library_map(array(
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'ArcanistConsoleLintRendererTestCase' => 'lint/renderer/__tests__/ArcanistConsoleLintRendererTestCase.php',
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'ArcanistConstructorParenthesesXHPASTLinterRule' => 'lint/linter/xhpast/rules/ArcanistConstructorParenthesesXHPASTLinterRule.php',
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'ArcanistConstructorParenthesesXHPASTLinterRuleTestCase' => 'lint/linter/xhpast/rules/__tests__/ArcanistConstructorParenthesesXHPASTLinterRuleTestCase.php',
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'ArcanistContinueInsideSwitchXHPASTLinterRule' => 'lint/linter/xhpast/rules/ArcanistContinueInsideSwitchXHPASTLinterRule.php',
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'ArcanistContinueInsideSwitchXHPASTLinterRuleTestCase' => 'lint/linter/xhpast/rules/__tests__/ArcanistContinueInsideSwitchXHPASTLinterRuleTestCase.php',
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'ArcanistControlStatementSpacingXHPASTLinterRule' => 'lint/linter/xhpast/rules/ArcanistControlStatementSpacingXHPASTLinterRule.php',
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'ArcanistControlStatementSpacingXHPASTLinterRuleTestCase' => 'lint/linter/xhpast/rules/__tests__/ArcanistControlStatementSpacingXHPASTLinterRuleTestCase.php',
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'ArcanistCoverWorkflow' => 'workflow/ArcanistCoverWorkflow.php',
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@ -511,6 +513,8 @@ phutil_register_library_map(array(
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'ArcanistConsoleLintRendererTestCase' => 'PhutilTestCase',
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'ArcanistConstructorParenthesesXHPASTLinterRule' => 'ArcanistXHPASTLinterRule',
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'ArcanistConstructorParenthesesXHPASTLinterRuleTestCase' => 'ArcanistXHPASTLinterRuleTestCase',
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'ArcanistContinueInsideSwitchXHPASTLinterRule' => 'ArcanistXHPASTLinterRule',
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'ArcanistContinueInsideSwitchXHPASTLinterRuleTestCase' => 'ArcanistXHPASTLinterRuleTestCase',
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'ArcanistControlStatementSpacingXHPASTLinterRule' => 'ArcanistXHPASTLinterRule',
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'ArcanistControlStatementSpacingXHPASTLinterRuleTestCase' => 'ArcanistXHPASTLinterRuleTestCase',
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'ArcanistCoverWorkflow' => 'ArcanistWorkflow',
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@ -0,0 +1,53 @@
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<?php
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final class ArcanistContinueInsideSwitchXHPASTLinterRule
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extends ArcanistXHPASTLinterRule {
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const ID = 128;
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public function getLintName() {
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return pht('Continue Inside Switch');
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}
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public function process(XHPASTNode $root) {
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$continues = $root->selectDescendantsOfType('n_CONTINUE');
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$valid_containers = array(
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'n_WHILE' => true,
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'n_FOREACH' => true,
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'n_FOR' => true,
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'n_DO_WHILE' => true,
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);
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foreach ($continues as $continue) {
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// If this is a "continue 2;" or similar, assume it's legitimate.
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$label = $continue->getChildByIndex(0);
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if ($label->getTypeName() !== 'n_EMPTY') {
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continue;
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}
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$node = $continue->getParentNode();
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while ($node) {
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$node_type = $node->getTypeName();
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// If we hit a valid loop which you can actually "continue;" inside,
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// this is legitimate and we're done here.
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if (isset($valid_containers[$node_type])) {
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break;
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}
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if ($node_type === 'n_SWITCH') {
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$this->raiseLintAtNode(
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$continue,
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pht(
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'In a "switch" statement, "continue;" is equivalent to "break;" '.
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'but causes compile errors beginning with PHP 7.0.0.'),
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'break');
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}
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$node = $node->getParentNode();
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}
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}
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}
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}
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@ -0,0 +1,11 @@
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<?php
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final class ArcanistContinueInsideSwitchXHPASTLinterRuleTestCase
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extends ArcanistXHPASTLinterRuleTestCase {
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public function testLinter() {
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$this->executeTestsInDirectory(
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dirname(__FILE__).'/continue-inside-switch/');
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}
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}
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@ -0,0 +1,21 @@
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<?php
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// These are valid loops which you can "continue;" inside.
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for ($x = 0; $x < 3; $x++) {
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continue;
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}
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foreach ($x as $y) {
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continue;
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}
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while ($x) {
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continue;
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}
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do {
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continue;
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} while ($x);
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~~~~~~~~~~
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~~~~~~~~~~
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@ -0,0 +1,24 @@
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<?php
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// It's okay to "continue N;" into a loop, although this is usually not the
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// cleanest way to write code and might be discouraged in the future.
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while ($x) {
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switch ($y) {
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case 1:
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continue 2;
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}
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}
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// This is invalid, but we don't detect it for now.
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switch ($x) {
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case 1:
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switch ($y) {
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case 2:
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continue 2;
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}
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break;
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}
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~~~~~~~~~~
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~~~~~~~~~~
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@ -0,0 +1,26 @@
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<?php
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switch ($x) {
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case 1:
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continue;
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}
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switch ($x) {
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case 1:
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continue /* CRITICAL: Nuclear launch code is 1234. */ ;
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}
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~~~~~~~~~~
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error:5:5
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error:10:5
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~~~~~~~~~~
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<?php
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switch ($x) {
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case 1:
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break;
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}
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switch ($x) {
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case 1:
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break /* CRITICAL: Nuclear launch code is 1234. */ ;
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}
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