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<?php |
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/** |
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* File containing the {@see Mailcode_Commands_Command} class. |
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* |
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* @package Mailcode |
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* @subpackage Commands |
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* @see Mailcode_Commands_Command |
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*/ |
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declare(strict_types=1); |
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namespace Mailcode; |
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/** |
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* Validation helper for a command's parameters statement. |
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* It is the counterpart to the tokenizer: The tokenizer |
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* finds the tokens, and ensures the syntax is correct. The |
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* validator then allows checking the correct tokens are |
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* present for the command. |
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* |
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* Offers a range of methods that make it easy to check |
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* whether expected parameters exist, enforcing a specific |
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* order, or freeform. |
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* |
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* @package Mailcode |
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* @subpackage Commands |
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* @author Sebastian Mordziol <[email protected]> |
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*/ |
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class Mailcode_Parser_Statement_Validator |
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{ |
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/** |
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* @var Mailcode_Parser_Statement |
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*/ |
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private $statement; |
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public function __construct(Mailcode_Parser_Statement $statement) |
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{ |
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$this->statement = $statement; |
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} |
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/** |
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* Creates a variable validator: checks whether a single |
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* variable token is present in the parameters. |
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* |
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* @return Mailcode_Parser_Statement_Validator_Type_Variable |
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*/ |
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public function createVariable() : Mailcode_Parser_Statement_Validator_Type_Variable |
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{ |
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$validate = new Mailcode_Parser_Statement_Validator_Type_Variable($this->statement); |
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return $validate; |
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} |
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/** |
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* Creates a keyword validator: checks whether a single |
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* keyword token is present in the parameters. |
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* |
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* @param string $keywordName |
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* @return Mailcode_Parser_Statement_Validator_Type_Keyword |
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*/ |
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public function createKeyword(string $keywordName) : Mailcode_Parser_Statement_Validator_Type_Keyword |
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{ |
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$validate = new Mailcode_Parser_Statement_Validator_Type_Keyword( |
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$this->statement, |
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$keywordName |
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); |
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return $validate; |
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} |
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public function createStringLiteral() : Mailcode_Parser_Statement_Validator_Type_StringLiteral |
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{ |
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$validate = new Mailcode_Parser_Statement_Validator_Type_StringLiteral($this->statement); |
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return $validate; |
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} |
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public function createValue() : Mailcode_Parser_Statement_Validator_Type_Value |
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{ |
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$validate = new Mailcode_Parser_Statement_Validator_Type_Value($this->statement); |
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return $validate; |
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} |
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public function createOperand(string $sign='') : Mailcode_Parser_Statement_Validator_Type_Operand |
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{ |
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$validate = new Mailcode_Parser_Statement_Validator_Type_Operand($this->statement); |
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if(!empty($sign)) |
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{ |
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$validate->setOperandSign($sign); |
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} |
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return $validate; |
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} |
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} |
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Mistralys /
mailcode
