How to use getSingle method of AstNode class

Best Cucumber Common Library code snippet using AstNode.getSingle

GherkinDocumentBuilder.php

Source:GherkinDocumentBuilder.php Github

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...63 }64 }65 public function getResult(): GherkinDocument66 {67 $document = $this->currentNode()->getSingle(GherkinDocument::class, Ruletype::GherkinDocument);68 if (null === $document) {69 throw new LogicException('GherkinDocument was not built from source, but no parse errors');70 }71 return $document;72 }73 public function reset(string $uri): void74 {75 $this->stack = [new AstNode(RuleType::None)];76 }77 private function currentNode(): AstNode78 {79 return $this->stack[array_key_last($this->stack)];80 }81 /**82 * @return object|string|list<object>|null83 */84 private function getTransformedNode(AstNode $node): object|string|array|null85 {86 return match ($node->ruleType) {87 RuleType::Step => $this->transformStepNode($node),88 RuleType::DocString => $this->transformDocStringNode($node),89 RuleType::ScenarioDefinition => $this->transformScenarioDefinitionNode($node),90 RuleType::ExamplesDefinition => $this->transformExamplesDefinitionNode($node),91 RuleType::ExamplesTable => $this->transformExamplesTableNode($node),92 RuleType::DataTable => $this->transformDataTableNode($node),93 Ruletype::Background => $this->transformBackgroundNode($node),94 RuleType::Description => $this->transformDescriptionNode($node),95 RuleType::Feature => $this->transformFeatureNode($node),96 RuleType::Rule => $this->transformRuleNode($node),97 RuleType::GherkinDocument => $this->transformGherkinDocumentNode($node),98 default => $node,99 };100 }101 private function getLocation(TokenMatch $token, int $column): MessageLocation102 {103 $column = ($column === 0) ? $token->location->column : $column;104 return new MessageLocation($token->location->line, $column);105 }106 private function getDescription(AstNode $node): string107 {108 return (string) $node->getSingleUntyped(RuleType::Description, "");109 }110 /** @return list<Step> */111 private function getSteps(AstNode $node): array112 {113 return $node->getitems(Step::class, RuleType::Step);114 }115 /** @return list<TableRow> */116 private function getTableRows(AstNode $node): array117 {118 $rows = array_map(119 fn ($token) => new TableRow($this->getLocation($token, 0), $this->getCells($token), $this->idGenerator->newId()),120 $node->getTokenMatches(TokenType::TableRow),121 );122 $this->ensureCellCount($rows);123 return $rows;124 }125 /** @param list<TableRow> $rows */126 private function ensureCellCount(array $rows): void127 {128 if (!count($rows)) {129 return;130 }131 $cellCount = count($rows[0]->cells);132 foreach ($rows as $row) {133 if (count($row->cells) !== $cellCount) {134 $location = new Location($row->location->line, $row->location->column ?? 0);135 throw new AstBuilderException('inconsistent cell count within the table', $location);136 }137 }138 }139 /**140 * @return list<TableCell>141 */142 private function getCells(TokenMatch $token): array143 {144 return array_map(145 fn ($cellItem) => new TableCell($this->getLocation($token, $cellItem->column), $cellItem->text),146 $token->items,147 );148 }149 /**150 * @return list<Tag>151 */152 private function getTags(AstNode $node): array153 {154 $tagsNode = $node->getSingle(AstNode::class, RuleType::Tags, new AstNode(RuleType::None));155 $tokens = $tagsNode->getTokenMatches(TokenType::TagLine);156 $tags = [];157 foreach ($tokens as $token) {158 foreach ($token->items as $tagItem) {159 $tags[] = new Tag(160 location: $this->getLocation($token, $tagItem->column),161 name: $tagItem->text,162 id: $this->idGenerator->newId(),163 );164 }165 }166 return $tags;167 }168 /**169 * @param array<TokenMatch> $lineTokens170 */171 private function joinMatchedTextWithLinebreaks(array $lineTokens): string172 {173 return join("\n", array_map(fn ($t) => $t->text, $lineTokens));174 }175 private function transformStepNode(AstNode $node): Step176 {177 $stepLine = $node->getTokenMatch(TokenType::StepLine);178 return new Step(179 location: $this->getLocation($stepLine, 0),180 keyword: $stepLine->keyword,181 text: $stepLine->text,182 docString: $node->getSingle(DocString::class, RuleType::DocString),183 dataTable: $node->getSingle(DataTable::class, RuleType::DataTable),184 id: $this->idGenerator->newId(),185 );186 }187 private function transformDocStringNode(AstNode $node): DocString188 {189 $separatorToken = $node->getTokenMatches(TokenType::DocStringSeparator)[0];190 $mediaType = $separatorToken->text;191 $lineTokens = $node->getTokenMatches(TokenType::Other);192 $content = $this->joinMatchedTextWithLinebreaks($lineTokens);193 return new DocString(194 location: $this->getLocation($separatorToken, 0),195 mediaType: $mediaType ?: null, // special case turns '' into null196 content: $content,197 delimiter: $separatorToken->keyword,198 );199 }200 private function transformScenarioDefinitionNode(AstNode $node): ?Scenario201 {202 $scenarioNode = $node->getSingle(AstNode::class, RuleType::Scenario);203 if (null === $scenarioNode) {204 return null;205 }206 $scenarioLine = $scenarioNode->getTokenMatch(TokenType::ScenarioLine);207 return new Scenario(208 location: $this->getLocation($scenarioLine, 0),209 tags: $this->getTags($node),210 keyword: $scenarioLine->keyword,211 name: $scenarioLine->text,212 description: $this->getDescription($scenarioNode),213 steps: $this->getSteps($scenarioNode),214 examples: $scenarioNode->getItems(Examples::class, RuleType::ExamplesDefinition),215 id: $this->idGenerator->newId(),216 );217 }218 private function transformExamplesDefinitionNode(AstNode $node): ?Examples219 {220 $examplesNode = $node->getSingle(AstNode::class, RuleType::Examples);221 if (null === $examplesNode) {222 return null;223 }224 $examplesLine = $examplesNode->getTokenMatch(TokenType::ExamplesLine);225 /** @var list<TableRow>|null $rows */226 $rows = $examplesNode->getSingleUntyped(RuleType::ExamplesTable);227 $tableHeader = is_array($rows) && count($rows) ? $rows[0] : null;228 $tableBody = (is_array($rows) && count($rows) > 0) ? array_slice($rows, 1) : [];229 return new Examples(230 location: $this->getLocation($examplesLine, 0),231 tags: $this->getTags($node),232 keyword: $examplesLine->keyword,233 name: $examplesLine->text,234 description: $this->getDescription($examplesNode),235 tableHeader: $tableHeader,236 tableBody: $tableBody,237 id: $this->idGenerator->newId(),238 );239 }240 private function transformDataTableNode(AstNode $node): DataTable241 {242 $rows = $this->getTableRows($node);243 return new DataTable($rows[0]->location, $rows);244 }245 /** @return list<TableRow> */246 private function transformExamplesTableNode(AstNode $node): array247 {248 return $this->getTableRows($node);249 }250 private function transformBackgroundNode(AstNode $node): Background251 {252 $backgroundLine = $node->getTokenMatch(TokenType::BackgroundLine);253 return new Background(254 location: $this->getLocation($backgroundLine, 0),255 keyword: $backgroundLine->keyword,256 name: $backgroundLine->text,257 description: $this->getDescription($node),258 steps: $this->getSteps($node),259 id: $this->idGenerator->newId(),260 );261 }262 private function transformDescriptionNode(AstNode $node): string263 {264 $lineTokens = $node->getTokenMatches(TokenType::Other);265 $lineText = preg_replace(266 '/(\\n\\s*)*$/u',267 '',268 $this->joinMatchedTextWithLinebreaks($lineTokens),269 );270 return $lineText;271 }272 private function transformFeatureNode(AstNode $node): ?Feature273 {274 $header = $node->getSingle(AstNode::class, RuleType::FeatureHeader, new AstNode(RuleType::FeatureHeader));275 if (!$header instanceof AstNode) {276 return null;277 }278 $tags = $this->getTags($header);279 $featureLine = $header->getTokenMatch(TokenType::FeatureLine);280 $children = [];281 $background = $node->getSingle(Background::class, RuleType::Background);282 if ($background instanceof Background) {283 $children[] = new FeatureChild(background: $background);284 }285 foreach ($node->getItems(Scenario::class, RuleType::ScenarioDefinition) as $scenario) {286 $children[] = new FeatureChild(scenario: $scenario);287 }288 foreach ($node->getItems(Rule::class, RuleType::Rule) as $rule) {289 $children[] = new FeatureChild($rule, null, null);290 }291 $language = $featureLine->gherkinDialect->getLanguage();292 return new Feature(293 location: $this->getLocation($featureLine, 0),294 tags: $tags,295 language: $language,296 keyword: $featureLine->keyword,297 name: $featureLine->text,298 description: $this->getDescription($header),299 children: $children,300 );301 }302 private function transformRuleNode(AstNode $node): Rule303 {304 $header = $node->getSingle(AstNode::class, RuleType::RuleHeader, new AstNode(RuleType::RuleHeader));305 $ruleLine = $header->getTokenMatch(TokenType::RuleLine);306 $children = [];307 $tags = $this->getTags($header);308 $background = $node->getSingle(Background::class, RuleType::Background);309 if ($background) {310 $children[] = new RuleChild(background: $background);311 }312 $scenarios = $node->getItems(Scenario::class, RuleType::ScenarioDefinition);313 foreach ($scenarios as $scenario) {314 $children[] = new RuleChild(scenario: $scenario);315 }316 return new Rule(317 location: $this->getLocation($ruleLine, 0),318 tags: $tags,319 keyword: $ruleLine->keyword,320 name: $ruleLine->text,321 description: $this->getDescription($header),322 children: $children,323 id: $this->idGenerator->newId(),324 );325 }326 private function transformGherkinDocumentNode(AstNode $node): GherkinDocument327 {328 $feature = $node->getSingle(Feature::class, RuleType::Feature);329 return new GherkinDocument(330 uri: $this->uri,331 feature: $feature,332 comments: $this->comments,333 );334 }335}...

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AstNodeTest.php

Source:AstNodeTest.php Github

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...28 self::assertSame([$obj1, $obj2], $this->astNode->getItems(stdClass::class, RuleType::None));29 }30 public function testItGetsDefaultResultWhenNoItemsAdded(): void31 {32 $item = $this->astNode->getSingle(stdClass::class, RuleType::None, $obj = new stdClass());33 self::assertSame($obj, $item);34 }35 public function testItGetsFirstSingleItemWhenMultipleAdded(): void36 {37 $this->astNode->add(RuleType::None, $obj1 = new stdClass());38 $this->astNode->add(RuleType::None, $obj2 = new stdClass());39 $item = $this->astNode->getSingle(stdClass::class, RuleType::None, $obj3 = new stdClass());40 self::assertSame($obj1, $item);41 }42 public function testItGetsNoTokensWhenNoneAreAdded(): void43 {44 $tokens = $this->astNode->getTokenMatches(TokenType::Empty);45 self::assertSame([], $tokens);46 }47 public function testItGetsTokensWhenTheyAreAddedByRuletype(): void48 {49 $this->astNode->add(RuleType::_Empty, $token1 = $this->getTokenMatch());50 $this->astNode->add(RuleType::_Empty, $token2 = $this->getTokenMatch());51 $tokens = $this->astNode->getTokenMatches(TokenType::Empty);52 self::assertSame([$token1, $token2], $tokens);53 }...

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AstNode.php

Source:AstNode.php Github

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...44 * @param S|null $defaultValue45 *46 * @psalm-return ($defaultValue is null ? S|null : S )47 */48 public function getSingle(string $expectedType, RuleType $ruleType, ?object $defaultValue = null): mixed49 {50 $items = $this->getItems($expectedType, $ruleType);51 return $items[0] ?? $defaultValue;52 }53 /** needed for non-object return */54 public function getSingleUntyped(RuleType $ruleType, mixed $defaultValue = null): mixed55 {56 $items =$this->subItems[$ruleType->name] ?? [];57 /**58 * Force the type because we trust the parser, could be validated instead59 * @var list $items60 */61 return $items[0] ?? $defaultValue;62 }63 /**64 * @return list<TokenMatch>65 */66 public function getTokenMatches(TokenType $tokenType): array67 {68 $items = $this->getItems(TokenMatch::class, RuleType::cast($tokenType));69 return $items;70 }71 public function getTokenMatch(TokenType $tokenType): TokenMatch72 {73 $ruleType = RuleType::cast($tokenType);74 $item = $this->getSingle(TokenMatch::class, $ruleType);75 if (!$item) {76 throw new \LogicException('Requested token type was not in stack');77 }78 return $item;79 }80}...

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getSingle

Using AI Code Generation

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1require_once 'AstNode.php';2$node = new AstNode();3$node->getSingle("2.php");4require_once 'AstNode.php';5$node = new AstNode();6$node->getSingle("2.php");7require_once 'AstNode.php';8$node = new AstNode();9$node->getSingle("2.php");10require_once 'AstNode.php';11$node = new AstNode();12$node->getSingle("2.php");13require_once 'AstNode.php';14$node = new AstNode();15$node->getSingle("2.php");16require_once 'AstNode.php';17$node = new AstNode();18$node->getSingle("2.php");19require_once 'AstNode.php';20$node = new AstNode();21$node->getSingle("2.php");22require_once 'AstNode.php';23$node = new AstNode();24$node->getSingle("2.php");25require_once 'AstNode.php';26$node = new AstNode();27$node->getSingle("2.php");28require_once 'AstNode.php';29$node = new AstNode();30$node->getSingle("2.php");31require_once 'AstNode.php';32$node = new AstNode();33$node->getSingle("2.php");34require_once 'AstNode.php';35$node = new AstNode();36$node->getSingle("2.php");

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getSingle

Using AI Code Generation

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1$ast = new AstNode();2$ast->getSingle("file.php", "1");3$ast = new AstNode();4$ast->getSingle("file.php", "2");5$ast = new AstNode();6$ast->getSingle("file.php", "3");7$ast = new AstNode();8$ast->getSingle("file.php", "4");9$ast = new AstNode();10$ast->getSingle("file.php", "5");11$ast = new AstNode();12$ast->getSingle("file.php", "6");13$ast = new AstNode();14$ast->getSingle("file.php", "7");15$ast = new AstNode();16$ast->getSingle("file.php", "8");17$ast = new AstNode();18$ast->getSingle("file.php", "9");19$ast = new AstNode();20$ast->getSingle("file.php", "10");21$ast = new AstNode();22$ast->getSingle("file.php", "11");23$ast = new AstNode();24$ast->getSingle("file.php", "12");25$ast = new AstNode();26$ast->getSingle("file.php", "13");

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getSingle

Using AI Code Generation

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1$node = $ast->getSingle('Class', 'MyClass');2echo $node->getSingle('Method', 'myMethod')->getCode();3$node = $ast->getSingle('Class', 'MyClass');4echo $node->getSingle('Method', 'myMethod')->getCode();5$node = $ast->getSingle('Class', 'MyClass');6echo $node->getSingle('Method', 'myMethod')->getCode();7$node = $ast->getSingle('Class', 'MyClass');8echo $node->getSingle('Method', 'myMethod')->getCode();9$node = $ast->getSingle('Class', 'MyClass');10echo $node->getSingle('Method', 'myMethod')->getCode();11$node = $ast->getSingle('Class', 'MyClass');12echo $node->getSingle('Method', 'myMethod')->getCode();13$node = $ast->getSingle('Class', 'MyClass');14echo $node->getSingle('Method', 'myMethod')->getCode();15$node = $ast->getSingle('Class', 'MyClass');16echo $node->getSingle('Method', 'myMethod')->getCode();17$node = $ast->getSingle('Class', 'MyClass');18echo $node->getSingle('Method', 'myMethod')->getCode();19$node = $ast->getSingle('Class', 'MyClass');20echo $node->getSingle('Method', 'myMethod')->getCode();

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getSingle

Using AI Code Generation

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1$ast = new AstNode();2$ast->getSingle($ast->getAst($code), 'Stmt_Foreach');3$ast = new AstNode();4$ast->getSingle($ast->getAst($code), 'Stmt_If');5$ast = new AstNode();6$ast->getSingle($ast->getAst($code), 'Stmt_Switch');7$ast = new AstNode();8$ast->getSingle($ast->getAst($code), 'Stmt_TryCatch');9$ast = new AstNode();10$ast->getSingle($ast->getAst($code), 'Stmt_While');11$ast = new AstNode();12$ast->getSingle($ast->getAst($code), 'Stmt_Do');13$ast = new AstNode();14$ast->getSingle($ast->getAst($code), 'Stmt_For');15$ast = new AstNode();16$ast->getSingle($ast->getAst($code), 'Stmt_Foreach');17$ast = new AstNode();18$ast->getSingle($ast->getAst($code), 'Stmt_If');19$ast = new AstNode();20$ast->getSingle($ast->getAst($code), 'Stmt_Switch');21$ast = new AstNode();22$ast->getSingle($ast->getAst($code), 'Stmt_TryCatch');23$ast = new AstNode();24$ast->getSingle($ast

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getSingle

Using AI Code Generation

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1require_once('ast.php');2$ast = new AstNode();3$ast->getSingle(2);4require_once('ast.php');5$ast = new AstNode();6$ast->getSingle(3);7require_once('ast.php');8$ast = new AstNode();9$ast->getSingle(4);10require_once('ast.php');11$ast = new AstNode();12$ast->getSingle(5);13require_once('ast.php');14$ast = new AstNode();15$ast->getSingle(6);16require_once('ast.php');17$ast = new AstNode();18$ast->getSingle(7);19require_once('ast.php');20$ast = new AstNode();21$ast->getSingle(8);

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