{{
/* Generated code is not pretty, ignore a lot of this horrorstyle. */
/* eslint-disable no-control-regex */
/* eslint-disable no-empty */
/* eslint-disable security/detect-object-injection */
/* eslint-disable brace-style */
/* eslint-disable comma-dangle */
/* eslint-disable vars-on-top */
/* eslint-disable no-unused-vars */
/* eslint-disable camelcase */
/* eslint-disable indent */
/* eslint-disable semi */
/* eslint-disable jsdoc/require-jsdoc */
/* eslint-disable sonarjs/cognitive-complexity */
/* eslint-disable sonarjs/no-identical-functions */

function makeString(o) {
  return o.join('');
}

const onlyFirstAttributes = [
  'media',
  'rel',
  'title',
  'title*',
  'type',
];

}}

{
// Per-parsing tracking of attributes which should be ignored after first occurrence.
let seenAttributes = [];
}

links 'links'
  = links:linkValue+ {
    return links;
  }

linkValue 'link-value'
  = uriReference:uriReference OWS attributes:attributes ','? OWS {
    seenAttributes = [];
    return {
      target: uriReference,
      attributes,
    };
  }

uriReference 'uri-reference'
  = '<' uri:uri '>' ';' { 
    return uri;
  }

uri 'uri'
  = uri:[^>]+ {
    return makeString(uri);
  }

attributes 'attributes'
  = attrs:linkParam+ {
    return attrs.filter((a) => a);
  }

linkParam 'link-param'
  = name:name BWS '=' BWS value:value ';'? OWS {
    if (onlyFirstAttributes.includes(name.name)) {
      if (seenAttributes.includes(name.name)) {
        // Repeat of singleton attribute, ignore it.
        return;
      }
      seenAttributes.push(name.name);
    }
    return {
      ...name,
      ...value,
    };
  }
  / name:name BWS ';'? OWS {
    return {
      ...name,
      value: null,
    }
  }

name 'name'
  = name:[a-zA-Z]+ extended:'*'? {
    return {
      name: makeString(name.concat(extended)).toLowerCase(),
      extended: !!extended,
    };
  }

value 'value'
  = ["] value:[^"]+ ["] {
    return {
      value: makeString(value),
    };
  }
  / value:[^";,]+ {
    return {
      value: makeString(value),
    };
  }

OWS 'whitespace'
  = spaces:[ ]*

BWS 'bad whitespace'
  = OWS

// This is also an alternate startRule.
extendedValue 'extended-value'
  = encoding:[^']* ['] language:[^']* ['] value:.* {
    return {
      encoding: encoding.length ? makeString(encoding) : 'UTF-8',
      language: language.length ? makeString(language) : null,
      value: decodeURIComponent(makeString(value)),
    };
  }
  / value:.* {
    return {
      encoding: null,
      language: null,
      value: makeString(value),
    };
  }