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Add Composer autoloading functions and PHPStan for testing
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Alex Cabal
parent
e198c4db65
commit
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1518 changed files with 169063 additions and 30 deletions
277
vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php
vendored
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277
vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php
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<?php declare(strict_types=1);
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namespace PhpParser;
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use PhpParser\Node\Expr;
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use PhpParser\Node\Identifier;
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use PhpParser\Node\Name;
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use PhpParser\Node\NullableType;
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use PhpParser\Node\Scalar;
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use PhpParser\Node\Stmt;
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/**
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* This class defines helpers used in the implementation of builders. Don't use it directly.
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*
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* @internal
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*/
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final class BuilderHelpers
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{
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/**
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* Normalizes a node: Converts builder objects to nodes.
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*
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* @param Node|Builder $node The node to normalize
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*
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* @return Node The normalized node
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*/
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public static function normalizeNode($node) : Node {
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if ($node instanceof Builder) {
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return $node->getNode();
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} elseif ($node instanceof Node) {
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return $node;
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}
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throw new \LogicException('Expected node or builder object');
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}
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/**
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* Normalizes a node to a statement.
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*
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* Expressions are wrapped in a Stmt\Expression node.
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*
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* @param Node|Builder $node The node to normalize
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*
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* @return Stmt The normalized statement node
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*/
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public static function normalizeStmt($node) : Stmt {
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$node = self::normalizeNode($node);
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if ($node instanceof Stmt) {
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return $node;
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}
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if ($node instanceof Expr) {
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return new Stmt\Expression($node);
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}
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throw new \LogicException('Expected statement or expression node');
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}
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/**
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* Normalizes strings to Identifier.
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*
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* @param string|Identifier $name The identifier to normalize
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*
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* @return Identifier The normalized identifier
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*/
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public static function normalizeIdentifier($name) : Identifier {
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if ($name instanceof Identifier) {
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return $name;
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}
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if (\is_string($name)) {
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return new Identifier($name);
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}
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throw new \LogicException('Expected string or instance of Node\Identifier');
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}
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/**
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* Normalizes strings to Identifier, also allowing expressions.
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*
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* @param string|Identifier|Expr $name The identifier to normalize
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*
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* @return Identifier|Expr The normalized identifier or expression
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*/
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public static function normalizeIdentifierOrExpr($name) {
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if ($name instanceof Identifier || $name instanceof Expr) {
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return $name;
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}
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if (\is_string($name)) {
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return new Identifier($name);
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}
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throw new \LogicException('Expected string or instance of Node\Identifier or Node\Expr');
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}
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/**
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* Normalizes a name: Converts string names to Name nodes.
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*
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* @param Name|string $name The name to normalize
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*
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* @return Name The normalized name
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*/
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public static function normalizeName($name) : Name {
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return self::normalizeNameCommon($name, false);
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}
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/**
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* Normalizes a name: Converts string names to Name nodes, while also allowing expressions.
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*
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* @param Expr|Name|string $name The name to normalize
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*
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* @return Name|Expr The normalized name or expression
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*/
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public static function normalizeNameOrExpr($name) {
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return self::normalizeNameCommon($name, true);
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}
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/**
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* Normalizes a name: Converts string names to Name nodes, optionally allowing expressions.
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*
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* @param Expr|Name|string $name The name to normalize
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* @param bool $allowExpr Whether to also allow expressions
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*
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* @return Name|Expr The normalized name, or expression (if allowed)
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*/
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private static function normalizeNameCommon($name, bool $allowExpr) {
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if ($name instanceof Name) {
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return $name;
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} elseif (is_string($name)) {
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if (!$name) {
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throw new \LogicException('Name cannot be empty');
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}
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if ($name[0] === '\\') {
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return new Name\FullyQualified(substr($name, 1));
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} elseif (0 === strpos($name, 'namespace\\')) {
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return new Name\Relative(substr($name, strlen('namespace\\')));
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} else {
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return new Name($name);
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}
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}
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if ($allowExpr) {
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if ($name instanceof Expr) {
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return $name;
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}
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throw new \LogicException(
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'Name must be a string or an instance of Node\Name or Node\Expr'
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);
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} else {
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throw new \LogicException('Name must be a string or an instance of Node\Name');
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}
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}
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/**
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* Normalizes a type: Converts plain-text type names into proper AST representation.
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*
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* In particular, builtin types become Identifiers, custom types become Names and nullables
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* are wrapped in NullableType nodes.
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*
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* @param string|Name|Identifier|NullableType $type The type to normalize
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*
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* @return Name|Identifier|NullableType The normalized type
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*/
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public static function normalizeType($type) {
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if (!is_string($type)) {
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if (!$type instanceof Name && !$type instanceof Identifier
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&& !$type instanceof NullableType) {
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throw new \LogicException(
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'Type must be a string, or an instance of Name, Identifier or NullableType');
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}
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return $type;
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}
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$nullable = false;
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if (strlen($type) > 0 && $type[0] === '?') {
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$nullable = true;
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$type = substr($type, 1);
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}
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$builtinTypes = [
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'array', 'callable', 'string', 'int', 'float', 'bool', 'iterable', 'void', 'object'
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];
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$lowerType = strtolower($type);
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if (in_array($lowerType, $builtinTypes)) {
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$type = new Identifier($lowerType);
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} else {
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$type = self::normalizeName($type);
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}
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if ($nullable && (string) $type === 'void') {
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throw new \LogicException('void type cannot be nullable');
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}
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return $nullable ? new Node\NullableType($type) : $type;
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}
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/**
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* Normalizes a value: Converts nulls, booleans, integers,
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* floats, strings and arrays into their respective nodes
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*
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* @param Node\Expr|bool|null|int|float|string|array $value The value to normalize
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*
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* @return Expr The normalized value
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*/
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public static function normalizeValue($value) : Expr {
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if ($value instanceof Node\Expr) {
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return $value;
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} elseif (is_null($value)) {
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return new Expr\ConstFetch(
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new Name('null')
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);
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} elseif (is_bool($value)) {
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return new Expr\ConstFetch(
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new Name($value ? 'true' : 'false')
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);
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} elseif (is_int($value)) {
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return new Scalar\LNumber($value);
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} elseif (is_float($value)) {
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return new Scalar\DNumber($value);
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} elseif (is_string($value)) {
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return new Scalar\String_($value);
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} elseif (is_array($value)) {
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$items = [];
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$lastKey = -1;
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foreach ($value as $itemKey => $itemValue) {
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// for consecutive, numeric keys don't generate keys
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if (null !== $lastKey && ++$lastKey === $itemKey) {
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$items[] = new Expr\ArrayItem(
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self::normalizeValue($itemValue)
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);
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} else {
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$lastKey = null;
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$items[] = new Expr\ArrayItem(
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self::normalizeValue($itemValue),
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self::normalizeValue($itemKey)
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);
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}
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}
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return new Expr\Array_($items);
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} else {
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throw new \LogicException('Invalid value');
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}
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}
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/**
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* Normalizes a doc comment: Converts plain strings to PhpParser\Comment\Doc.
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*
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* @param Comment\Doc|string $docComment The doc comment to normalize
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*
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* @return Comment\Doc The normalized doc comment
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*/
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public static function normalizeDocComment($docComment) : Comment\Doc {
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if ($docComment instanceof Comment\Doc) {
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return $docComment;
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} elseif (is_string($docComment)) {
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return new Comment\Doc($docComment);
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} else {
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throw new \LogicException('Doc comment must be a string or an instance of PhpParser\Comment\Doc');
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}
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}
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/**
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* Adds a modifier and returns new modifier bitmask.
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*
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* @param int $modifiers Existing modifiers
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* @param int $modifier Modifier to set
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*
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* @return int New modifiers
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*/
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public static function addModifier(int $modifiers, int $modifier) : int {
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Stmt\Class_::verifyModifier($modifiers, $modifier);
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return $modifiers | $modifier;
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}
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}
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