diff options
author | Andrew Dolgov <[email protected]> | 2022-03-22 12:24:31 +0300 |
---|---|---|
committer | Andrew Dolgov <[email protected]> | 2022-03-22 12:24:31 +0300 |
commit | 1c4f7ab3b838b23afb2ee4dab14acbf75956e952 (patch) | |
tree | 0a19274107d717efe92d2c0376cd3105fead5a11 /vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php | |
parent | 711662948768492e8d05b778a7d80eacaec368d2 (diff) |
* add phpunit as a dev dependency
* add some basic tests for UrlHelper::rewrite_relative()
* fix UrlHelper::rewrite_relative() to work better on non-absolute
relative URL paths
Diffstat (limited to 'vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php')
-rw-r--r-- | vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php b/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php new file mode 100644 index 000000000..2f0e91273 --- /dev/null +++ b/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php @@ -0,0 +1,313 @@ +<?php declare(strict_types=1); + +namespace PhpParser; + +use PhpParser\Node\ComplexType; +use PhpParser\Node\Expr; +use PhpParser\Node\Identifier; +use PhpParser\Node\Name; +use PhpParser\Node\NullableType; +use PhpParser\Node\Scalar; +use PhpParser\Node\Stmt; + +/** + * This class defines helpers used in the implementation of builders. Don't use it directly. + * + * @internal + */ +final class BuilderHelpers +{ + /** + * Normalizes a node: Converts builder objects to nodes. + * + * @param Node|Builder $node The node to normalize + * + * @return Node The normalized node + */ + public static function normalizeNode($node) : Node { + if ($node instanceof Builder) { + return $node->getNode(); + } + + if ($node instanceof Node) { + return $node; + } + + throw new \LogicException('Expected node or builder object'); + } + + /** + * Normalizes a node to a statement. + * + * Expressions are wrapped in a Stmt\Expression node. + * + * @param Node|Builder $node The node to normalize + * + * @return Stmt The normalized statement node + */ + public static function normalizeStmt($node) : Stmt { + $node = self::normalizeNode($node); + if ($node instanceof Stmt) { + return $node; + } + + if ($node instanceof Expr) { + return new Stmt\Expression($node); + } + + throw new \LogicException('Expected statement or expression node'); + } + + /** + * Normalizes strings to Identifier. + * + * @param string|Identifier $name The identifier to normalize + * + * @return Identifier The normalized identifier + */ + public static function normalizeIdentifier($name) : Identifier { + if ($name instanceof Identifier) { + return $name; + } + + if (\is_string($name)) { + return new Identifier($name); + } + + throw new \LogicException('Expected string or instance of Node\Identifier'); + } + + /** + * Normalizes strings to Identifier, also allowing expressions. + * + * @param string|Identifier|Expr $name The identifier to normalize + * + * @return Identifier|Expr The normalized identifier or expression + */ + public static function normalizeIdentifierOrExpr($name) { + if ($name instanceof Identifier || $name instanceof Expr) { + return $name; + } + + if (\is_string($name)) { + return new Identifier($name); + } + + throw new \LogicException('Expected string or instance of Node\Identifier or Node\Expr'); + } + + /** + * Normalizes a name: Converts string names to Name nodes. + * + * @param Name|string $name The name to normalize + * + * @return Name The normalized name + */ + public static function normalizeName($name) : Name { + if ($name instanceof Name) { + return $name; + } + + if (is_string($name)) { + if (!$name) { + throw new \LogicException('Name cannot be empty'); + } + + if ($name[0] === '\\') { + return new Name\FullyQualified(substr($name, 1)); + } + + if (0 === strpos($name, 'namespace\\')) { + return new Name\Relative(substr($name, strlen('namespace\\'))); + } + + return new Name($name); + } + + throw new \LogicException('Name must be a string or an instance of Node\Name'); + } + + /** + * Normalizes a name: Converts string names to Name nodes, while also allowing expressions. + * + * @param Expr|Name|string $name The name to normalize + * + * @return Name|Expr The normalized name or expression + */ + public static function normalizeNameOrExpr($name) { + if ($name instanceof Expr) { + return $name; + } + + if (!is_string($name) && !($name instanceof Name)) { + throw new \LogicException( + 'Name must be a string or an instance of Node\Name or Node\Expr' + ); + } + + return self::normalizeName($name); + } + + /** + * Normalizes a type: Converts plain-text type names into proper AST representation. + * + * In particular, builtin types become Identifiers, custom types become Names and nullables + * are wrapped in NullableType nodes. + * + * @param string|Name|Identifier|ComplexType $type The type to normalize + * + * @return Name|Identifier|ComplexType The normalized type + */ + public static function normalizeType($type) { + if (!is_string($type)) { + if ( + !$type instanceof Name && !$type instanceof Identifier && + !$type instanceof ComplexType + ) { + throw new \LogicException( + 'Type must be a string, or an instance of Name, Identifier or ComplexType' + ); + } + return $type; + } + + $nullable = false; + if (strlen($type) > 0 && $type[0] === '?') { + $nullable = true; + $type = substr($type, 1); + } + + $builtinTypes = [ + 'array', 'callable', 'string', 'int', 'float', 'bool', 'iterable', 'void', 'object', 'mixed', 'never', + ]; + + $lowerType = strtolower($type); + if (in_array($lowerType, $builtinTypes)) { + $type = new Identifier($lowerType); + } else { + $type = self::normalizeName($type); + } + + $notNullableTypes = [ + 'void', 'mixed', 'never', + ]; + if ($nullable && in_array((string) $type, $notNullableTypes)) { + throw new \LogicException(sprintf('%s type cannot be nullable', $type)); + } + + return $nullable ? new NullableType($type) : $type; + } + + /** + * Normalizes a value: Converts nulls, booleans, integers, + * floats, strings and arrays into their respective nodes + * + * @param Node\Expr|bool|null|int|float|string|array $value The value to normalize + * + * @return Expr The normalized value + */ + public static function normalizeValue($value) : Expr { + if ($value instanceof Node\Expr) { + return $value; + } + + if (is_null($value)) { + return new Expr\ConstFetch( + new Name('null') + ); + } + + if (is_bool($value)) { + return new Expr\ConstFetch( + new Name($value ? 'true' : 'false') + ); + } + + if (is_int($value)) { + return new Scalar\LNumber($value); + } + + if (is_float($value)) { + return new Scalar\DNumber($value); + } + + if (is_string($value)) { + return new Scalar\String_($value); + } + + if (is_array($value)) { + $items = []; + $lastKey = -1; + foreach ($value as $itemKey => $itemValue) { + // for consecutive, numeric keys don't generate keys + if (null !== $lastKey && ++$lastKey === $itemKey) { + $items[] = new Expr\ArrayItem( + self::normalizeValue($itemValue) + ); + } else { + $lastKey = null; + $items[] = new Expr\ArrayItem( + self::normalizeValue($itemValue), + self::normalizeValue($itemKey) + ); + } + } + + return new Expr\Array_($items); + } + + throw new \LogicException('Invalid value'); + } + + /** + * Normalizes a doc comment: Converts plain strings to PhpParser\Comment\Doc. + * + * @param Comment\Doc|string $docComment The doc comment to normalize + * + * @return Comment\Doc The normalized doc comment + */ + public static function normalizeDocComment($docComment) : Comment\Doc { + if ($docComment instanceof Comment\Doc) { + return $docComment; + } + + if (is_string($docComment)) { + return new Comment\Doc($docComment); + } + + throw new \LogicException('Doc comment must be a string or an instance of PhpParser\Comment\Doc'); + } + + /** + * Normalizes a attribute: Converts attribute to the Attribute Group if needed. + * + * @param Node\Attribute|Node\AttributeGroup $attribute + * + * @return Node\AttributeGroup The Attribute Group + */ + public static function normalizeAttribute($attribute) : Node\AttributeGroup + { + if ($attribute instanceof Node\AttributeGroup) { + return $attribute; + } + + if (!($attribute instanceof Node\Attribute)) { + throw new \LogicException('Attribute must be an instance of PhpParser\Node\Attribute or PhpParser\Node\AttributeGroup'); + } + + return new Node\AttributeGroup([$attribute]); + } + + /** + * Adds a modifier and returns new modifier bitmask. + * + * @param int $modifiers Existing modifiers + * @param int $modifier Modifier to set + * + * @return int New modifiers + */ + public static function addModifier(int $modifiers, int $modifier) : int { + Stmt\Class_::verifyModifier($modifiers, $modifier); + return $modifiers | $modifier; + } +} |