1 | <?php |
||
2 | |||
3 | /** @noinspection PhpUndefinedFieldInspection */ |
||
4 | |||
5 | /** |
||
6 | * RFC 2234 - Augmented BNF for Syntax Specifications: ABNF. |
||
7 | * |
||
8 | * Obsoleted by RFC 4234 |
||
9 | * |
||
10 | * @see https://tools.ietf.org/html/rfc2234 |
||
11 | */ |
||
12 | |||
13 | namespace Vanderlee\Comprehend\Library; |
||
14 | |||
15 | use Vanderlee\Comprehend\Builder\AbstractRuleset; |
||
16 | use Vanderlee\Comprehend\Parser\Parser; |
||
17 | |||
18 | require_once 'functions.php'; |
||
19 | |||
20 | /** |
||
21 | * @property-read Parser ALPHA Alphabetic characters (upper- and lowercase) |
||
22 | * @property-read Parser DIGIT Decimal character |
||
23 | * @property-read Parser HEXDIG Hexadecimal character |
||
24 | * @property-read Parser BIT Binary digit |
||
25 | * @property-read Parser SB Whitespace |
||
26 | * @property-read Parser DQUOTE " |
||
27 | */ |
||
28 | class Rfc2234 extends AbstractRuleset |
||
29 | { |
||
30 | protected static $name = 'Rfc2234'; |
||
31 | |||
32 | 8 | public function __construct($overwrites = []) |
|
33 | { |
||
34 | /* |
||
35 | * Support rules. |
||
36 | * These are not part of the published specification, but help make the published rules more manageable without |
||
37 | * altering meaning or syntax. They exist outside the named scope. |
||
38 | */ |
||
39 | 8 | $hexdigs = plus($this->HEXDIG); |
|
40 | 8 | $digits = plus($this->DIGIT); |
|
41 | 8 | $bits = plus($this->BIT); |
|
42 | 8 | $c_wsps = star($this->c_wsp); |
|
0 ignored issues
–
show
Bug
Best Practice
introduced
by
![]() |
|||
43 | |||
44 | /* |
||
45 | * Normal rules |
||
46 | */ |
||
47 | $rules = [ |
||
48 | /* |
||
49 | * Core rules |
||
50 | */ |
||
51 | 8 | 'ALPHA' => set('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'), |
|
52 | 8 | 'BIT' => set('01'), |
|
53 | 8 | 'CHAR' => range(0x01, 0x7F), |
|
54 | 8 | 'CR' => char("\r"), |
|
55 | 8 | 'CRLF' => text("\r\n"), |
|
56 | 8 | 'DIGIT' => set('0123456789'), |
|
57 | 8 | 'DQUOTE' => char('"'), |
|
58 | 8 | 'HEXDIG' => set('0123456789ABCDEF'), |
|
59 | 8 | 'HTAB' => char("\t"), |
|
60 | 8 | 'LF' => char("\n"), |
|
61 | 8 | 'LWSP' => regex("/(?:[ \t]|(?:\r\n[ \t]))*/"), |
|
62 | 8 | 'OCTET' => range(0x00, 0xFF), |
|
63 | 8 | 'SP' => char(' '), |
|
64 | 8 | 'VCHAR' => range(0x21, 0x7E), // ['!', '~'] |
|
65 | 8 | 'WSP' => set(" \t"), |
|
66 | |||
67 | /* |
||
68 | * Definition of ABNF syntax (in reverse order for performance) |
||
69 | */ |
||
70 | 8 | 'prose_val' => s('<', star(c(range(0x20, 0x3D), range(0x3F, 0x7E))), '>'), |
|
71 | 8 | 'hex_val' => s('x', $hexdigs, opt(c(plus(['.', $hexdigs]), ['-', $hexdigs]))), |
|
72 | 8 | 'dec_val' => s('d', $digits, opt(c(plus(['.', $digits]), ['-', $digits]))), |
|
73 | 8 | 'bin_val' => s('b', $bits, opt(c(plus(['.', $bits]), ['-', $bits]))), |
|
74 | 8 | 'num_val' => s('%', [$this->bin_val, $this->dec_val, $this->hex_val]), |
|
0 ignored issues
–
show
The property
dec_val does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
hex_val does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
bin_val does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
75 | 8 | 'char_val' => s($this->DQUOTE, star(c(range(0x20, 0x21), range(0x23, 0x7E))), $this->DQUOTE), |
|
76 | 8 | 'option' => s('[', $c_wsps, $this->alternation, $c_wsps, ']'), |
|
0 ignored issues
–
show
The property
alternation does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
77 | 8 | 'group' => s('(', $c_wsps, $this->alternation, $c_wsps, ')'), |
|
78 | 8 | 'element' => c($this->rulename, $this->group, $this->option, $this->char_val, $this->num_val, |
|
0 ignored issues
–
show
The property
group does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
option does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
num_val does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
rulename does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
char_val does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
79 | 8 | $this->prose_val), |
|
0 ignored issues
–
show
The property
prose_val does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
80 | 8 | 'repeat' => c($digits, [star($this->digit), '*', star($this->digit)]), |
|
0 ignored issues
–
show
The property
digit does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
81 | 8 | 'repetition' => s(opt($this->repeat), $this->element), |
|
0 ignored issues
–
show
The property
repeat does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
element does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
82 | 8 | 'concatenation' => s($this->repetition, star([plus($this->c_wsp), $this->repetition])), |
|
0 ignored issues
–
show
The property
repetition does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
83 | 8 | 'alternation' => s($this->concatenation, star([$c_wsps, '/', $c_wsps, $this->concatenation])), |
|
0 ignored issues
–
show
The property
concatenation does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
84 | 8 | 'comment' => s(';', star(c($this->WSP, $this->VCHAR)), $this->CRLF), |
|
0 ignored issues
–
show
The property
VCHAR does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
WSP does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
CRLF does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
85 | 8 | 'c_nl' => c($this->comment, $this->CRLF), |
|
0 ignored issues
–
show
The property
comment does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
86 | 8 | 'c_wsp' => c($this->WSP, [$this->c_nl, $this->WSP]), |
|
0 ignored issues
–
show
The property
c_nl does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
87 | 8 | 'elements' => [$this->alternation, $c_wsps], |
|
88 | 8 | 'defined_as' => [$c_wsps, ['=', '=/'], $c_wsps], |
|
89 | 8 | 'rulename' => s($this->ALPHA, star(c($this->ALPHA, $this->DIGIT, '-'))), |
|
90 | 8 | 'rule' => s($this->rulename, $this->defined_as, $this->elements, $this->c_nl), |
|
0 ignored issues
–
show
The property
defined_as does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() The property
elements does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
91 | 8 | 'rulelist' => plus(c($this->rule, [$c_wsps, $this->c_nl])), |
|
0 ignored issues
–
show
The property
rule does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
92 | |||
93 | 8 | self::ROOT => $this->rulelist, |
|
0 ignored issues
–
show
The property
rulelist does not exist on Vanderlee\Comprehend\Library\Rfc2234 . Since you implemented __get , consider adding a @property annotation.
![]() |
|||
94 | ]; |
||
95 | |||
96 | 8 | parent::__construct(array_merge($rules, $overwrites)); |
|
97 | 8 | } |
|
98 | } |
||
99 |