gonum.org/v1/gonum@v0.14.0/graph/formats/rdf/check.rl (about)

     1  // Code generated by go generate gonum.org/v1/gonum/graph/formats/rdf; DO NOT EDIT.
     2  
     3  // Copyright ©2020 The Gonum Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  package rdf
     8  
     9  import (
    10  	"fmt"
    11  	"unicode"
    12  )
    13  
    14  %%{
    15  	machine checkLabel;
    16  
    17  	alphtype rune;
    18  
    19  	include check "check_actions.rl";
    20  
    21  	alphtype rune;
    22  
    23  	PN_CHARS_BASE     = [A-Za-z]
    24  	                  | 0x00c0 .. 0x00d6
    25  	                  | 0x00d8 .. 0x00f6
    26  	                  | 0x00f8 .. 0x02ff
    27  	                  | 0x0370 .. 0x037d
    28  	                  | 0x037f .. 0x1fff
    29  	                  | 0x200c .. 0x200d
    30  	                  | 0x2070 .. 0x218f
    31  	                  | 0x2c00 .. 0x2fef
    32  	                  | 0x3001 .. 0xd7ff
    33  	                  | 0xf900 .. 0xfdcf
    34  	                  | 0xfdf0 .. 0xfffd
    35  	                  | 0x10000 .. 0xeffff
    36  	                  ;
    37  
    38  	PN_CHARS_U        = PN_CHARS_BASE | '_' | ':' ;
    39  
    40  	PN_CHARS          = PN_CHARS_U
    41  	                  | '-'
    42  	                  | [0-9]
    43  	                  | 0xb7
    44  	                  | 0x0300 .. 0x036f
    45  	                  | 0x203f .. 0x2040
    46  	                  ;
    47  
    48  	BLANK_NODE_LABEL  = (PN_CHARS_U | [0-9]) ((PN_CHARS | '.')* PN_CHARS)? ;
    49  
    50  	value := BLANK_NODE_LABEL %Return @!Error ;
    51  
    52  	write data;
    53  }%%
    54  
    55  func checkLabelText(data []rune) (err error) {
    56  	var (
    57  		cs, p int
    58  		pe    = len(data)
    59  		eof   = pe
    60  	)
    61  
    62  	%%write init;
    63  
    64  	%%write exec;
    65  
    66  	return ErrInvalidTerm
    67  }
    68  
    69  %%{
    70  	machine checkLang;
    71  
    72  	alphtype byte;
    73  
    74  	include check "check_actions.rl";
    75  
    76  	LANGTAG = '@' [a-zA-Z]+ ('-' [a-zA-Z0-9]+)* ;
    77  
    78  	value := LANGTAG %Return @!Error ;
    79  
    80  	write data;
    81  }%%
    82  
    83  func checkLangText(data []byte) (err error) {
    84  	var (
    85  		cs, p int
    86  		pe    = len(data)
    87  		eof   = pe
    88  	)
    89  
    90  	%%write init;
    91  
    92  	%%write exec;
    93  
    94  	return ErrInvalidTerm
    95  }