Passed
Push — master ( ad0973...f9c297 )
by Kacper
02:48
created

Sql::setupRules()   B

Complexity

Conditions 1
Paths 1

Size

Total Lines 24
Code Lines 14

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
c 1
b 0
f 0
dl 0
loc 24
rs 8.9713
cc 1
eloc 14
nc 1
nop 0
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<?php
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/**
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 * Highlighter
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 *
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 * Copyright (C) 2016, Some right reserved.
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 *
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 * @author Kacper "Kadet" Donat <[email protected]>
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 *
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 * Contact with author:
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 * Xmpp: [email protected]
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 * E-mail: [email protected]
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 *
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 * From Kadet with love.
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 */
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namespace Kadet\Highlighter\Language;
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use Kadet\Highlighter\Matcher\CommentMatcher;
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use Kadet\Highlighter\Matcher\RegexMatcher;
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use Kadet\Highlighter\Matcher\SubStringMatcher;
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use Kadet\Highlighter\Matcher\WordMatcher;
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use Kadet\Highlighter\Parser\Token\ContextualToken;
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use Kadet\Highlighter\Parser\Rule;
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use Kadet\Highlighter\Parser\TokenFactory;
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class Sql extends Language
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{
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    protected $_keywords = [
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        'ADD', 'ALL', 'ALLOCATE', 'ALTER', 'AND', 'ANY', 'ARE', 'AS', 'ASENSITIVE', 'ASYMMETRIC', 'AT',
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        'ATOMIC', 'AUTHORIZATION', 'BEGIN', 'BETWEEN', 'BOTH', 'BY', 'COMMENT',
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        'CALL', 'CALLED', 'CASCADED', 'CASE', 'CAST', 'CHECK', 'CLOB', 'CLOSE', 'COLLATE',
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        'COLUMN', 'COMMIT', 'CONDITION', 'CONNECT', 'CONSTRAINT', 'CONTINUE', 'CORRESPONDING', 'CREATE',
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        'CROSS', 'CUBE', 'CURRENT', 'CURSOR', 'CYCLE', 'DEALLOCATE', 'DECLARE', 'DEFAULT', 'DELETE',
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        'DEREF', 'DESCRIBE', 'DETERMINISTIC', 'DISCONNECT', 'DISTINCT', 'DO', 'DROP', 'DYNAMIC',
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        'EACH', 'ELEMENT', 'ELSE', 'ELSEIF', 'END', 'ESCAPE', 'EXCEPT', 'EXEC', 'EXECUTE', 'EXISTS', 'EXIT',
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        'EXTERNAL', 'FETCH', 'FILTER', 'FOR', 'FOREIGN', 'FREE', 'FROM', 'FULL', 'FUNCTION',
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        'GET', 'GLOBAL', 'GRANT', 'GROUP', 'GROUPING', 'HANDLER', 'HAVING', 'HOLD', 'IDENTITY', 'IF',
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        'IMMEDIATE', 'IN', 'INDICATOR', 'INNER', 'INOUT', 'INPUT', 'INSENSITIVE', 'INSERT',
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        'INTERSECT', 'INTERVAL', 'INTO', 'IS', 'ITERATE', 'LANGUAGE', 'LARGE', 'LATERAL', 'LEADING',
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        'LEAVE', 'LEFT', 'LIKE', 'LOCAL', 'LOOP', 'MATCH', 'MEMBER', 'MERGE', 'METHOD', 'MODIFIES',
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        'MODULE', 'MONTH', 'MULTISET', 'NATIONAL', 'NATURAL', 'NCHAR', 'NCLOB', 'NEW', 'NO', 'NONE', 'NOT',
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        'OF', 'OLD', 'ON', 'ONLY', 'OPEN', 'OR', 'ORDER', 'OUT','OUTER', 'OUTPUT', 'OVER',
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        'OVERLAPS', 'PARAMETER', 'PARTITION', 'PRECISION', 'PREPARE', 'PRIMARY', 'PROCEDURE', 'RANGE', 'READS',
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        'RECURSIVE', 'REF', 'REFERENCES', 'REFERENCING', 'RELEASE',
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        'REPEAT', 'RESIGNAL', 'RESULT', 'RETURN', 'RETURNS', 'REVOKE', 'RIGHT', 'ROLLBACK', 'ROLLUP', 'ROW',
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        'ROWS', 'SAVEPOINT', 'SCOPE', 'SCROLL', 'SEARCH', 'SECOND', 'SELECT', 'SENSITIVE', 'SESSION_USER',
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        'SET', 'SIGNAL', 'SIMILAR', 'SOME', 'SPECIFIC', 'SPECIFICTYPE', 'SQL', 'SQLEXCEPTION',
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        'SQLSTATE', 'SQLWARNING', 'START', 'STATIC', 'SUBMULTISET', 'SYMMETRIC', 'SYSTEM', 'SYSTEM_USER',
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        'TABLE', 'TABLESAMPLE', 'THEN', 'TO', 'TRAILING', 'TRANSLATION', 'TREAT', 'TRIGGER', 'UNDO', 'UNION',
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        'UNIQUE', 'UNKNOWN', 'UNNEST', 'UNTIL', 'UPDATE', 'USER', 'USING', 'VALUE', 'VALUES', 'VARYING', 'WHEN',
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        'WHENEVER', 'WHERE', 'WHILE', 'WINDOW', 'WITH', 'WITHIN', 'WITHOUT', 'KEY', 'ACTION'
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    ];
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    protected $_types = [
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        'ARRAY', 'BIGINT', 'BINARY', 'BIT', 'BLOB', 'BOOLEAN', 'CHAR', 'CHARACTER', 'DATE',
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        'DEC', 'DECIMAL', 'FLOAT', 'INT', 'INTEGER', 'INTERVAL', 'NUMBER', 'NUMERIC', 'REAL',
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        'SERIAL', 'SMALLINT', 'VARCHAR', 'VARYING', 'INT8', 'SERIAL8', 'TEXT'
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    ];
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    /**
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     * Tokenization rules
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     *
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     * @return \Kadet\Highlighter\Parser\Rule[]|\Kadet\Highlighter\Parser\Rule[][]
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     */
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    public function setupRules()
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    {
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        $this->rules->addMany([
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            'keyword'     => new Rule(new WordMatcher($this->_keywords, ['escape' => false])),
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            'symbol.type' => new Rule(new WordMatcher($this->_types, ['escape' => false])),
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            'constant' => new Rule(new WordMatcher(['FALSE', 'TRUE', 'NULL'])),
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            'comment' => new Rule(new CommentMatcher(['#', '--'], [['/*', '*/']])),
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            'string' => [
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                new Rule(new SubStringMatcher('\''), [
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                    'factory' => new TokenFactory(ContextualToken::class)
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                ]),
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                new Rule(new SubStringMatcher('"'), [
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                    'factory' => new TokenFactory(ContextualToken::class)
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                ]),
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            ],
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            'number'         => new Rule(new RegexMatcher('/\b(-?\d+)\b/i')),
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            'call'           => new Rule(new RegexMatcher('/([a-z_]\w*)\s*\(/i'), ['priority' => -1]),
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            'keyword.escape' => new Rule(new RegexMatcher('/(\\[\\0\'|bnrtZ%_])/'), ['context' => ['string']])
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        ]);
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    }
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    /** {@inheritdoc} */
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    public function getIdentifier()
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    {
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        return 'sql';
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    }
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}
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