1 | <?php |
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14 | final class Token |
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15 | { |
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16 | /** |
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17 | * Data token type |
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18 | */ |
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19 | const DATA = 'data'; |
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20 | |||
21 | /** |
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22 | * Start of expression token type |
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23 | */ |
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24 | const EXPR_START = 'expr_start'; |
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25 | |||
26 | /** |
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27 | * End of expression token type |
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28 | */ |
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29 | const EXPR_END = 'expr_end'; |
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30 | |||
31 | /** |
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32 | * Identifier token type |
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33 | */ |
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34 | const IDENTIFIER = 'identifier'; |
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35 | |||
36 | /** |
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37 | * Whitespace token type |
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38 | */ |
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39 | const WHITESPACE = 'whitespace'; |
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40 | |||
41 | /** |
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42 | * Number token type |
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43 | */ |
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44 | const NUMBER = 'number'; |
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45 | |||
46 | /** |
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47 | * String token type |
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48 | */ |
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49 | const STRING = 'string'; |
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50 | |||
51 | /** |
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52 | * Operator token type |
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53 | */ |
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54 | const OPERATOR = 'operator'; |
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55 | |||
56 | /** |
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57 | * Value token type |
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58 | */ |
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59 | const KEYWORD = 'keyword'; |
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60 | |||
61 | /** |
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62 | * @var string |
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63 | */ |
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64 | public $type; |
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65 | |||
66 | /** |
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67 | * @var mixed |
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68 | */ |
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69 | public $value; |
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70 | |||
71 | /** |
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72 | * Construct the token with the passed type and value |
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73 | * |
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74 | * @param string $type |
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75 | * @param string $value |
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76 | */ |
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77 | 23 | public function __construct($type, $value = null) |
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82 | |||
83 | |||
84 | /** |
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85 | * Checks if the token matches the passed type and/or value |
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86 | * |
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87 | * @param mixed $type |
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88 | * @param mixed $value |
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89 | * @return bool |
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90 | */ |
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91 | 20 | public function match($type, $value = null) |
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100 | } |