lib/parser.pegjs

/**
 * parser.pegjs
 * A PEG.js grammar for Google Closure Compiler and JSDoc type expressions.
 *
 * The grammar is largely derived from ECMAScript 4th Edition and 5th Edition specs, as well as
 * Closure Compiler and JSDoc documentation.
 *
 * @author Jeff Williams <jeffrey.l.williams@gmail.com>
 * @license MIT License <http://opensource.org/licenses/mit-license.php/>
 */

{
  const Types = require('./types');

  function optional(obj) {
    obj.optional = true;

    return obj;
  }

  function repeatable(obj) {
    obj.repeatable = true;

    return obj;
  }

  function nullable(obj, modifier) {
    if (modifier) {
      obj.nullable = (modifier === '?' ? true : false);
    }

    return obj;
  }
}

TypeExpression
  = TypeUnionLegacySyntax
  / r:Repeatable? unk:UnknownLiteral !BasicTypeExpression {
    let result = unk;

    if (r) {
      result = repeatable(result);
    }

    return result;
  }
  / r:Repeatable? prefix:('?' / '!') expr:BasicTypeExpressionNonRepeatable {
    let result = expr;

    if (r) {
      result = repeatable(result);
    }

    return nullable(result, prefix);
  }
  / expr:BasicTypeExpression optionalPre:Optional? postfix:('?' / '!') optionalPost:Optional? {
    let result = expr;

    // we only allow one optional operator
    if (optionalPre && optionalPost) {
      return null;
    }

    // "non-nullable, yet optional" makes no sense, but we allow it
    result = nullable(result, postfix);

    if (optionalPre || optionalPost) {
      result = optional(result);
    }

    return result;
  }
  / expr:BasicTypeExpression postfix:('?' / '!')? {
    return nullable(expr, postfix);
  }

BasicTypeExpression
  = TypeUnion
  / RestrictedTypeExpression

RestrictedTypeExpression
  = FunctionType
  / RecordType
  / LiteralType
  / NameExpressionType

BasicTypeExpressionNonRepeatable
  = TypeUnionNonRepeatable
  / RestrictedTypeExpressionNonRepeatable

RestrictedTypeExpressionNonRepeatable
  = FunctionTypeNonRepeatable
  / RecordTypeNonRepeatable
  / LiteralTypeNonRepeatable
  / NameExpressionTypeNonRepeatable

ModifiedRestrictedTypeExpression
  = ModifiedRestrictedTypeExpressionRepeatable
  / ModifiedRestrictedTypeExpressionNonRepeatable

ModifiedRestrictedTypeExpressionNonRepeatable
  = prefix:('?' / '!')? expr:RestrictedTypeExpressionNonRepeatable {
    prefix = prefix || '';

    return nullable(expr, prefix);
  }
  / expr:RestrictedTypeExpressionNonRepeatable postfix:('?' / '!')? {
    postfix = postfix || '';

    return nullable(expr, postfix);
  }

ModifiedRestrictedTypeExpressionRepeatable
  = Repeatable expr:ModifiedRestrictedTypeExpressionNonRepeatable {
    return repeatable(expr);
  }

LiteralType
  = LiteralTypeRepeatable
  / LiteralTypeNonRepeatable

LiteralTypeNonRepeatable
  = lit:Literal opt:Optional? {
    let result = lit;

    if (opt) {
      result = optional(result);
    }

    return result;
  }

LiteralTypeRepeatable
  = Repeatable lit:LiteralTypeNonRepeatable {
    return repeatable(lit);
  }

Literal
  = '*' {
    return {
      type: Types.AllLiteral
    };
  }
  / UnknownLiteral
  / NullLiteral {
    return {
      type: Types.NullLiteral
    };
  }
  / UndefinedLiteral {
    return {
      type: Types.UndefinedLiteral
    };
  }

Repeatable
  = '...' {
    return {
      repeatable: true
    };
  }

Optional
  = '=' {
    return {
      optional: true
    };
  }

NameExpressionType
  = NameExpressionTypeRepeatable
  / NameExpressionTypeNonRepeatable

NameExpressionTypeNonRepeatable
  = name:(NameExpression / ReservedWordNameExpressionTypeNonRepeatable) brackets:'[]'+ {
    let result;

    function nest(obj) {
      return {
        type: Types.TypeApplication,
        expression: {
          type: Types.NameExpression,
          name: 'Array'
        },
        applications: [obj]
      };
    }

    // we only allow this if JSDoc parsing is enabled
    if (!options.jsdoc) {
      return null;
    }

    result = nest(name);
    result.applications[0].type = Types.NameExpression;

    for (let i = 0, l = brackets.length - 1; i < l; i++) {
      result = nest(result);
    }

    return result;
  }
  / exp:NameExpression appl:TypeApplication? opt:Optional? {
    let result = {};

    const nameExp = {
      type: Types.NameExpression,
      name: exp.name
    };

    if (appl && appl.length) {
      result.type = Types.TypeApplication;
      result.expression = nameExp;
      result.applications = appl;
    } else {
      result = nameExp;
    }

    if (opt) {
      result = optional(result);
    }

    return result;
  }
  / ReservedWordNameExpressionTypeNonRepeatable

NameExpressionTypeRepeatable
  = Repeatable t:NameExpressionTypeNonRepeatable {
    return repeatable(t);
  }

ReservedWordNameExpressionType
  = ReservedWordNameExpressionTypeRepeatable
  / ReservedWordNameExpressionTypeNonRepeatable

ReservedWordNameExpressionTypeNonRepeatable
  = exp:ReservedWordNameExpression opt:Optional? {
    let result = {
      type: Types.NameExpression,
      name: exp.name,
      reservedWord: true
    };

    if (opt) {
      result = optional(result);
    }

    return result;
  }

ReservedWordNameExpressionTypeRepeatable
  = Repeatable t:ReservedWordNameExpressionTypeNonRepeatable {
    return repeatable(t);
  }

TypeApplication
  = sep:'.'? '<' _ l:TypeExpressionList _ '>' {
    return l;
  }

TypeExpressionList
  = expr:TypeExpression list:(_ ',' _ TypeExpression)* {
    let result = [expr];

    for (let i = 0, l = list.length; i < l; i++) {
      result.push(list[i][3]);
    }

    return result;
  }

FunctionType
  = FunctionTypeRepeatable
  / FunctionTypeNonRepeatable

FunctionTypeNonRepeatable
  = FunctionLiteral '[]' {
    let result;

    // we only allow this if JSDoc parsing is enabled
    if (!options.jsdoc) {
      return null;
    }

    result = {
      type: Types.TypeApplication,
      expression: {
        type: Types.NameExpression,
        name: 'Array'
      },
      applications: [
        {
          type: Types.FunctionType,
          params: []
        }
      ]
    };

    return result;
  }
  / FunctionLiteral !NameExpression _ sig:FunctionSignatureType? opt:Optional? {
    // signature is required unless JSDoc parsing is enabled
    if (!sig && !options.jsdoc) {
      return null;
    } else if (sig === null) {
      sig = {
        params: []
      };
    }

    let result = {
      type: Types.FunctionType
    };

    Object.keys(sig).forEach(function(key) {
      result[key] = sig[key];
    });

    if (opt) {
      result = optional(result);
    }

    return result;
  }

FunctionTypeRepeatable
  = Repeatable t:FunctionTypeNonRepeatable {
    return repeatable(t);
  }

FunctionSignatureType
  = '(' _ sig:FunctionSignature? _ ')' returns:(_ ':' _ TypeExpression)? {
    const result = {};

    result.params = sig ? sig.params : [];
    if (sig && sig['new']) {
      result['new'] = sig['new'];
    }
    if (sig && sig['this']) {
      result['this'] = sig['this'];
    }

    if (returns && returns[3]) {
      result.result = returns[3];
    }

    return result;
  }

FunctionSignature
  = funcNew:FunctionSignatureNew funcThis:(_ ',' _ FunctionSignatureThis)?
    params:(_ ',' _ ParametersType)? {
    const result = {
      params: params ? params[3] : [],
      'new': funcNew
    };

    if (funcThis) {
      result['this'] = funcThis[3];
    }

    return result;
  }
  / funcThis:FunctionSignatureThis funcNew:(_ ',' _ FunctionSignatureNew)?
    params:(_ ',' _ ParametersType)? {
    const result = {
      params: params ? params[3] : [],
      'this': funcThis
    };

    if (funcNew) {
      result['new'] = funcNew[3];
    }

    return result;
  }
  / params:ParametersType {
    return { params };
  }

FunctionSignatureNew
  = 'new' _ ':' _ expr:TypeExpression { return expr; }

FunctionSignatureThis
  = 'this' _ ':' _ expr:TypeExpression { return expr; }

ParametersType
  = rp:RestParameterType {
    return [rp];
  }
  / nrp:NonRestParametersType rp:(_ ',' _ RestParameterType)? {
    let result = [];

    if (nrp !== '') {
      result = nrp;
    }
    if (rp && rp[3]) {
      result.push(rp[3]);
    }

    return result;
  }

NonRestParametersType
  = p:ParameterType list:(_ ',' _ ParameterType)* {
    const result = [p];

    for (let i = 0, l = list.length; i < l; i++) {
        result.push(list[i][3]);
    }

    return result;
  }
  / OptionalParametersType

OptionalParametersType
  = op:OptionalParameterType list:(_ ',' _ OptionalParameterType)* {
    const result = [op];

    for (let i = 0, l = list.length; i < l; i++) {
      result.push(list[i][3]);
    }

    return result;
  }

ParameterType
  = paramType:TypeExpression { return paramType; }

OptionalParameterType
  = t:ParameterType Optional  {
    t = optional(t);

    return t;
  }

RestParameterType
  = Repeatable '[' _ t:ParameterType _ ']' {
    return repeatable(t);
  }
  / Repeatable t:ParameterType? {
    return repeatable(t || '');
  }
  / Repeatable !'[' {
    return repeatable({});
  }

TypeUnion
  = TypeUnionRepeatable
  / TypeUnionNonRepeatable

TypeUnionNonRepeatable
  = _ '(' _ t:TypeUnionList? _ ')' opt:Optional? {
    let result = {
      type: Types.TypeUnion,
      elements: t
    };

    if (opt) {
      result = optional(result);
    }

    return result;
  }

TypeUnionRepeatable
  = Repeatable tu:TypeUnionNonRepeatable {
    return repeatable(tu);
  }

TypeUnionList
  = expr:TypeExpression list:(TypeUnionSeparator TypeExpression)* {
    const result = [expr];

    for (let i = 0, l = list.length; i < l; i++) {
      result.push(list[i][1]);
    }

    return result;
  }

RestrictedTypeUnionList
  = expr:ModifiedRestrictedTypeExpression
    list:(TypeUnionSeparator ModifiedRestrictedTypeExpression)+ {
    const result = [expr];

    for (let i = 0, l = list.length; i < l; i++) {
      result.push(list[i][1]);
    }

    return result;
  }

TypeUnionLegacySyntax
  = _ !'(' _ list:RestrictedTypeUnionList _ !')' {
    return {
      type: Types.TypeUnion,
      elements: list
    };
  }

TypeUnionSeparator
  = _ '|' _ {
    return '';
  }

RecordType
  = RecordTypeRepeatable
  / RecordTypeNonRepeatable

RecordTypeNonRepeatable
  = _ '{' _ list:FieldTypeList? _ '}' opt:Optional? {
    let result = {
      type: Types.RecordType,
      fields: list || []
    };

    if (opt) {
      result = optional(result);
    }

    return result;
  }

RecordTypeRepeatable
  = Repeatable t:RecordTypeNonRepeatable {
    return repeatable(t);
  }

FieldTypeList
  = type:FieldType list:(_ ',' _ FieldType)* {
    const result = [type];

    list = list || [];

    for (let i = 0, l = list.length; i < l; i++) {
      result.push(list[i][3]);
    }

    return result;
  }

FieldType
  = key:FieldName expr:(_ ':' _ TypeExpression)? {
    const result = {
      type: Types.FieldType,
      key: key,
      value: undefined
    };

    if (expr && expr[3]) {
      result.value = expr[3];
    }

    return result;
  }

FieldName
  = NameExpressionTypeNonRepeatable
  / ReservedWordNameExpressionTypeNonRepeatable
  / t:TypeExpression {
    if (!options.jsdoc) {
      return null;
    }

    return t;
  }

NameExpression
  = lit:DoubleStringLiteral {
    if (!options.jsdoc) {
      return null;
    }

    return {
      name: `"${lit.join('')}"`
    };
  }
  / lit:SingleStringLiteral {
    if (!options.jsdoc) {
      return null;
    }

    return {
      name: `'${lit.join('')}'`
    };
  }
  / id:Identifier props:PropertyChain? {
    props = props || '';

    return {
      name: id + props
    };
  }

ReservedWordNameExpression
  = rw:ReservedWord {
    return {
      name: rw
    };
  }

PropertyIdentifier
  = Identifier
  / lit:DoubleStringLiteral {
    return `"${lit}"`;
  }
  / lit:SingleStringLiteral {
    return `'${lit}'`;
  }
  / NumericLiteral
  // prevent this rule from matching `function` in `{foo:function()}`
  / Keyword !'('
  / FutureReservedWord

PropertyChain
  = $(PropertyChainItem)+

PropertyChainItem
  = sep:('.' / '#' / '~' / ':' / '/') !'<' prop:PropertyIdentifier {
    // we only allow '.' unless JSDoc parsing is enabled
    if (sep !== '.' && !options.jsdoc) {
      return null;
    }

    return sep + prop;
  }

NamespaceExpression
  = NameExpression
  / StringLiteral

Identifier
  = !ReservedWord name:IdentifierName     { return name; }

IdentifierName
  = $(IdentifierStart parts:IdentifierPart* end:IdentifierEnd?)

IdentifierStart
  = UnicodeLetter
  / NumericLiteral
  / '$'
  / '_'
  / '@'
  / UnicodeEscapeSequenceLiteral


IdentifierPart
  = IdentifierStart
  / '-'
  / UnicodeMc
  / UnicodeNd
  / UnicodePc
  / '\u200C'          // zero-width non-joiner
  / '\u200D'          // zero-width joiner

IdentifierEnd
  = '(' _ parts:IdentifierPart* _ ')' {
    if (!options.jsdoc) {
      return null;
    }

    parts = parts || [];

    return `(${parts.join(', ')})`;
  }
  / '(' _ params:ParametersType? _ ')' {
    if (!options.jsdoc) {
      return null;
    }

    params = params || [];

    return `(${params.join(', ')})`;
  }
  / IdentifierPart

ReservedWord
  = Keyword
  / FutureReservedWord
  / NullLiteral
  / BooleanLiteral

Keyword
  = kw:$(
    'break'
    / 'case'
    / 'catch'
    / 'continue'
    / 'debugger'
    / 'default'
    / 'delete'
    / 'do'
    / 'else'
    / 'finally'
    / 'for'
    / FunctionLiteralLc
    / 'if'
    / 'in'
    / 'instanceof'
    / 'new'
    / 'return'
    / 'switch'
    / 'this'
    / 'throw'
    / 'try'
    / 'typeof'
    / 'var'
    / 'void'
    / 'while'
    / 'with'
  )
  !IdentifierPart {
    return kw;
  }

FutureReservedWord
  = frw:$(
    'class'
    / 'const'
    / 'enum'
    / 'export'
    / 'extends'
    / 'import'
    / 'super'
    // technically, the following are only reserved in strict mode...
    / 'implements'
    / 'interface'
    / 'let'
    / 'package'
    / 'private'
    / 'protected'
    / 'public'
    / 'static'
    / 'yield'
  )
  !IdentifierPart {
    return frw;
  }

StringLiteral
  = DoubleStringLiteral
  / SingleStringLiteral

DoubleStringLiteral
  = '"' str:DoubleStringCharacter* '"' {
    return str;
  }

SingleStringLiteral
  = "'" str:SingleStringCharacter* "'" {
    return str;
  }

NumericLiteral
  = DecimalLiteral
  / HexIntegerLiteral

DecimalLiteral
  = lit:DecimalIntegerLiteral '.' digits:DecimalDigits? exp:ExponentPart? {
    return parseFloat(lit + '.' + (digits || '') + (exp || ''));
  }
  / '.' digits:DecimalDigits exp:ExponentPart? {
    return parseFloat('.' + digits + (exp || ''));
  }
  / lit:DecimalIntegerLiteral exp:ExponentPart? {
    return parseFloat(lit + (exp || ''));
  }

DecimalIntegerLiteral
  = '0'
  / $(nz:NonZeroDigit digits:DecimalDigits?)

DecimalDigits
  = $(DecimalDigit+)

ExponentPart
  = $(ExponentIndicator SignedInteger)

ExponentIndicator
  = [eE]

SignedInteger
  = $([+-]? DecimalDigits)

HexIntegerLiteral
  = '0' [xX] hex:$(HexDigit+) {
    return parseInt('0x' + hex, 16);
  }

NullLiteral
  = 'null'

UndefinedLiteral
  = 'undefined'

UnknownLiteral
  = '?' {
    return {
      type: Types.UnknownLiteral
    };
  }

BooleanLiteral
  = 'true'
  / 'false'

FunctionLiteral
  = FunctionLiteralUc
  / FunctionLiteralLc

FunctionLiteralUc
  = 'Function'

FunctionLiteralLc
  = 'function'

UnicodeLetter
  = UnicodeLu
  / UnicodeLl
  / UnicodeLt
  / UnicodeLm
  / UnicodeLo
  / UnicodeLn

UnicodeEscapeSequenceLiteral
  = $('\\' UnicodeEscapeSequence)

UnicodeEscapeSequence
  = 'u' hex:$(HexDigit HexDigit HexDigit HexDigit) {
    return String.fromCharCode(parseInt('0x' + hex), 16);
  }

DecimalDigit
  = [0-9]

NonZeroDigit
  = [1-9]

HexDigit
  = [0-9a-fA-F]

UnicodeMc 'Unicode combining mark'
  = [\u0903\u093E\u093F\u0940\u0949\u094A\u094B\u094C\u0982\u0983\u09BE\u09BF\u09C0\u09C7\u09C8\u09CB\u09CC\u09D7\u0A03\u0A3E\u0A3F\u0A40\u0A83\u0ABE\u0ABF\u0AC0\u0AC9\u0ACB\u0ACC\u0B02\u0B03\u0B3E\u0B40\u0B47\u0B48\u0B4B\u0B4C\u0B57\u0BBE\u0BBF\u0BC1\u0BC2\u0BC6\u0BC7\u0BC8\u0BCA\u0BCB\u0BCC\u0BD7\u0C01\u0C02\u0C03\u0C41\u0C42\u0C43\u0C44\u0C82\u0C83\u0CBE\u0CC0\u0CC1\u0CC2\u0CC3\u0CC4\u0CC7\u0CC8\u0CCA\u0CCB\u0CD5\u0CD6\u0D02\u0D03\u0D3E\u0D3F\u0D40\u0D46\u0D47\u0D48\u0D4A\u0D4B\u0D4C\u0D57\u0D82\u0D83\u0DCF\u0DD0\u0DD1\u0DD8\u0DD9\u0DDA\u0DDB\u0DDC\u0DDD\u0DDE\u0DDF\u0DF2\u0DF3\u0F3E\u0F3F\u0F7F\u102B\u102C\u1031\u1038\u103B\u103C\u1056\u1057\u1062\u1063\u1064\u1067\u1068\u1069\u106A\u106B\u106C\u106D\u1083\u1084\u1087\u1088\u1089\u108A\u108B\u108C\u108F\u17B6\u17BE\u17BF\u17C0\u17C1\u17C2\u17C3\u17C4\u17C5\u17C7\u17C8\u1923\u1924\u1925\u1926\u1929\u192A\u192B\u1930\u1931\u1933\u1934\u1935\u1936\u1937\u1938\u19B0\u19B1\u19B2\u19B3\u19B4\u19B5\u19B6\u19B7\u19B8\u19B9\u19BA\u19BB\u19BC\u19BD\u19BE\u19BF\u19C0\u19C8\u19C9\u1A19\u1A1A\u1A1B\u1B04\u1B35\u1B3B\u1B3D\u1B3E\u1B3F\u1B40\u1B41\u1B43\u1B44\u1B82\u1BA1\u1BA6\u1BA7\u1BAA\u1C24\u1C25\u1C26\u1C27\u1C28\u1C29\u1C2A\u1C2B\u1C34\u1C35\uA823\uA824\uA827\uA880\uA881\uA8B4\uA8B5\uA8B6\uA8B7\uA8B8\uA8B9\uA8BA\uA8BB\uA8BC\uA8BD\uA8BE\uA8BF\uA8C0\uA8C1\uA8C2\uA8C3\uA952\uA953\uAA2F\uAA30\uAA33\uAA34\uAA4D]

UnicodeNd 'Unicode decimal number'
  = [\u0030\u0031\u0032\u0033\u0034\u0035\u0036\u0037\u0038\u0039\u0660\u0661\u0662\u0663\u0664\u0665\u0666\u0667\u0668\u0669\u06F0\u06F1\u06F2\u06F3\u06F4\u06F5\u06F6\u06F7\u06F8\u06F9\u07C0\u07C1\u07C2\u07C3\u07C4\u07C5\u07C6\u07C7\u07C8\u07C9\u0966\u0967\u0968\u0969\u096A\u096B\u096C\u096D\u096E\u096F\u09E6\u09E7\u09E8\u09E9\u09EA\u09EB\u09EC\u09ED\u09EE\u09EF\u0A66\u0A67\u0A68\u0A69\u0A6A\u0A6B\u0A6C\u0A6D\u0A6E\u0A6F\u0AE6\u0AE7\u0AE8\u0AE9\u0AEA\u0AEB\u0AEC\u0AED\u0AEE\u0AEF\u0B66\u0B67\u0B68\u0B69\u0B6A\u0B6B\u0B6C\u0B6D\u0B6E\u0B6F\u0BE6\u0BE7\u0BE8\u0BE9\u0BEA\u0BEB\u0BEC\u0BED\u0BEE\u0BEF\u0C66\u0C67\u0C68\u0C69\u0C6A\u0C6B\u0C6C\u0C6D\u0C6E\u0C6F\u0CE6\u0CE7\u0CE8\u0CE9\u0CEA\u0CEB\u0CEC\u0CED\u0CEE\u0CEF\u0D66\u0D67\u0D68\u0D69\u0D6A\u0D6B\u0D6C\u0D6D\u0D6E\u0D6F\u0E50\u0E51\u0E52\u0E53\u0E54\u0E55\u0E56\u0E57\u0E58\u0E59\u0ED0\u0ED1\u0ED2\u0ED3\u0ED4\u0ED5\u0ED6\u0ED7\u0ED8\u0ED9\u0F20\u0F21\u0F22\u0F23\u0F24\u0F25\u0F26\u0F27\u0F28\u0F29\u1040\u1041\u1042\u1043\u1044\u1045\u1046\u1047\u1048\u1049\u1090\u1091\u1092\u1093\u1094\u1095\u1096\u1097\u1098\u1099\u17E0\u17E1\u17E2\u17E3\u17E4\u17E5\u17E6\u17E7\u17E8\u17E9\u1810\u1811\u1812\u1813\u1814\u1815\u1816\u1817\u1818\u1819\u1946\u1947\u1948\u1949\u194A\u194B\u194C\u194D\u194E\u194F\u19D0\u19D1\u19D2\u19D3\u19D4\u19D5\u19D6\u19D7\u19D8\u19D9\u1B50\u1B51\u1B52\u1B53\u1B54\u1B55\u1B56\u1B57\u1B58\u1B59\u1BB0\u1BB1\u1BB2\u1BB3\u1BB4\u1BB5\u1BB6\u1BB7\u1BB8\u1BB9\u1C40\u1C41\u1C42\u1C43\u1C44\u1C45\u1C46\u1C47\u1C48\u1C49\u1C50\u1C51\u1C52\u1C53\u1C54\u1C55\u1C56\u1C57\u1C58\u1C59\uA620\uA621\uA622\uA623\uA624\uA625\uA626\uA627\uA628\uA629\uA8D0\uA8D1\uA8D2\uA8D3\uA8D4\uA8D5\uA8D6\uA8D7\uA8D8\uA8D9\uA900\uA901\uA902\uA903\uA904\uA905\uA906\uA907\uA908\uA909\uAA50\uAA51\uAA52\uAA53\uAA54\uAA55\uAA56\uAA57\uAA58\uAA59\uFF10\uFF11\uFF12\uFF13\uFF14\uFF15\uFF16\uFF17\uFF18\uFF19]

UnicodePc 'Unicode punctuation connector'
  = [\u005F\u203F\u2040\u2054\uFE33\uFE34\uFE4D\uFE4E\uFE4F\uFF3F]

UnicodeLu 'Unicode uppercase letter'
  = [\u0041\u0042\u0043\u0044\u0045\u0046\u0047\u0048\u0049\u004A\u004B\u004C\u004D\u004E\u004F\u0050\u0051\u0052\u0053\u0054\u0055\u0056\u0057\u0058\u0059\u005A\u00C0\u00C1\u00C2\u00C3\u00C4\u00C5\u00C6\u00C7\u00C8\u00C9\u00CA\u00CB\u00CC\u00CD\u00CE\u00CF\u00D0\u00D1\u00D2\u00D3\u00D4\u00D5\u00D6\u00D8\u00D9\u00DA\u00DB\u00DC\u00DD\u00DE\u0100\u0102\u0104\u0106\u0108\u010A\u010C\u010E\u0110\u0112\u0114\u0116\u0118\u011A\u011C\u011E\u0120\u0122\u0124\u0126\u0128\u012A\u012C\u012E\u0130\u0132\u0134\u0136\u0139\u013B\u013D\u013F\u0141\u0143\u0145\u0147\u014A\u014C\u014E\u0150\u0152\u0154\u0156\u0158\u015A\u015C\u015E\u0160\u0162\u0164\u0166\u0168\u016A\u016C\u016E\u0170\u0172\u0174\u0176\u0178\u0179\u017B\u017D\u0181\u0182\u0184\u0186\u0187\u0189\u018A\u018B\u018E\u018F\u0190\u0191\u0193\u0194\u0196\u0197\u0198\u019C\u019D\u019F\u01A0\u01A2\u01A4\u01A6\u01A7\u01A9\u01AC\u01AE\u01AF\u01B1\u01B2\u01B3\u01B5\u01B7\u01B8\u01BC\u01C4\u01C7\u01CA\u01CD\u01CF\u01D1\u01D3\u01D5\u01D7\u01D9\u01DB\u01DE\u01E0\u01E2\u01E4\u01E6\u01E8\u01EA\u01EC\u01EE\u01F1\u01F4\u01F6\u01F7\u01F8\u01FA\u01FC\u01FE\u0200\u0202\u0204\u0206\u0208\u020A\u020C\u020E\u0210\u0212\u0214\u0216\u0218\u021A\u021C\u021E\u0220\u0222\u0224\u0226\u0228\u022A\u022C\u022E\u0230\u0232\u023A\u023B\u023D\u023E\u0241\u0243\u0244\u0245\u0246\u0248\u024A\u024C\u024E\u0370\u0372\u0376\u0386\u0388\u0389\u038A\u038C\u038E\u038F\u0391\u0392\u0393\u0394\u0395\u0396\u0397\u0398\u0399\u039A\u039B\u039C\u039D\u039E\u039F\u03A0\u03A1\u03A3\u03A4\u03A5\u03A6\u03A7\u03A8\u03A9\u03AA\u03AB\u03CF\u03D2\u03D3\u03D4\u03D8\u03DA\u03DC\u03DE\u03E0\u03E2\u03E4\u03E6\u03E8\u03EA\u03EC\u03EE\u03F4\u03F7\u03F9\u03FA\u03FD\u03FE\u03FF\u0400\u0401\u0402\u0403\u0404\u0405\u0406\u0407\u0408\u0409\u040A\u040B\u040C\u040D\u040E\u040F\u0410\u0411\u0412\u0413\u0414\u0415\u0416\u0417\u0418\u0419\u041A\u041B\u041C\u041D\u041E\u041F\u0420\u0421\u0422\u0423\u0424\u0425\u0426\u0427\u0428\u0429\u042A\u042B\u042C\u042D\u042E\u042F\u0460\u0462\u0464\u0466\u0468\u046A\u046C\u046E\u0470\u0472\u0474\u0476\u0478\u047A\u047C\u047E\u0480\u048A\u048C\u048E\u0490\u0492\u0494\u0496\u0498\u049A\u049C\u049E\u04A0\u04A2\u04A4\u04A6\u04A8\u04AA\u04AC\u04AE\u04B0\u04B2\u04B4\u04B6\u04B8\u04BA\u04BC\u04BE\u04C0\u04C1\u04C3\u04C5\u04C7\u04C9\u04CB\u04CD\u04D0\u04D2\u04D4\u04D6\u04D8\u04DA\u04DC\u04DE\u04E0\u04E2\u04E4\u04E6\u04E8\u04EA\u04EC\u04EE\u04F0\u04F2\u04F4\u04F6\u04F8\u04FA\u04FC\u04FE\u0500\u0502\u0504\u0506\u0508\u050A\u050C\u050E\u0510\u0512\u0514\u0516\u0518\u051A\u051C\u051E\u0520\u0522\u0531\u0532\u0533\u0534\u0535\u0536\u0537\u0538\u0539\u053A\u053B\u053C\u053D\u053E\u053F\u0540\u0541\u0542\u0543\u0544\u0545\u0546\u0547\u0548\u0549\u054A\u054B\u054C\u054D\u054E\u054F\u0550\u0551\u0552\u0553\u0554\u0555\u0556\u10A0\u10A1\u10A2\u10A3\u10A4\u10A5\u10A6\u10A7\u10A8\u10A9\u10AA\u10AB\u10AC\u10AD\u10AE\u10AF\u10B0\u10B1\u10B2\u10B3\u10B4\u10B5\u10B6\u10B7\u10B8\u10B9\u10BA\u10BB\u10BC\u10BD\u10BE\u10BF\u10C0\u10C1\u10C2\u10C3\u10C4\u10C5\u1E00\u1E02\u1E04\u1E06\u1E08\u1E0A\u1E0C\u1E0E\u1E10\u1E12\u1E14\u1E16\u1E18\u1E1A\u1E1C\u1E1E\u1E20\u1E22\u1E24\u1E26\u1E28\u1E2A\u1E2C\u1E2E\u1E30\u1E32\u1E34\u1E36\u1E38\u1E3A\u1E3C\u1E3E\u1E40\u1E42\u1E44\u1E46\u1E48\u1E4A\u1E4C\u1E4E\u1E50\u1E52\u1E54\u1E56\u1E58\u1E5A\u1E5C\u1E5E\u1E60\u1E62\u1E64\u1E66\u1E68\u1E6A\u1E6C\u1E6E\u1E70\u1E72\u1E74\u1E76\u1E78\u1E7A\u1E7C\u1E7E\u1E80\u1E82\u1E84\u1E86\u1E88\u1E8A\u1E8C\u1E8E\u1E90\u1E92\u1E94\u1E9E\u1EA0\u1EA2\u1EA4\u1EA6\u1EA8\u1EAA\u1EAC\u1EAE\u1EB0\u1EB2\u1EB4\u1EB6\u1EB8\u1EBA\u1EBC\u1EBE\u1EC0\u1EC2\u1EC4\u1EC6\u1EC8\u1ECA\u1ECC\u1ECE\u1ED0\u1ED2\u1ED4\u1ED6\u1ED8\u1EDA\u1EDC\u1EDE\u1EE0\u1EE2\u1EE4\u1EE6\u1EE8\u1EEA\u1EEC\u1EEE\u1EF0\u1EF2\u1EF4\u1EF6\u1EF8\u1EFA\u1EFC\u1EFE\u1F08\u1F09\u1F0A\u1F0B\u1F0C\u1F0D\u1F0E\u1F0F\u1F18\u1F19\u1F1A\u1F1B\u1F1C\u1F1D\u1F28\u1F29\u1F2A\u1F2B\u1F2C\u1F2D\u1F2E\u1F2F\u1F38\u1F39\u1F3A\u1F3B\u1F3C\u1F3D\u1F3E\u1F3F\u1F48\u1F49\u1F4A\u1F4B\u1F4C\u1F4D\u1F59\u1F5B\u1F5D\u1F5F\u1F68\u1F69\u1F6A\u1F6B\u1F6C\u1F6D\u1F6E\u1F6F\u1FB8\u1FB9\u1FBA\u1FBB\u1FC8\u1FC9\u1FCA\u1FCB\u1FD8\u1FD9\u1FDA\u1FDB\u1FE8\u1FE9\u1FEA\u1FEB\u1FEC\u1FF8\u1FF9\u1FFA\u1FFB\u2102\u2107\u210B\u210C\u210D\u2110\u2111\u2112\u2115\u2119\u211A\u211B\u211C\u211D\u2124\u2126\u2128\u212A\u212B\u212C\u212D\u2130\u2131\u2132\u2133\u213E\u213F\u2145\u2183\u2C00\u2C01\u2C02\u2C03\u2C04\u2C05\u2C06\u2C07\u2C08\u2C09\u2C0A\u2C0B\u2C0C\u2C0D\u2C0E\u2C0F\u2C10\u2C11\u2C12\u2C13\u2C14\u2C15\u2C16\u2C17\u2C18\u2C19\u2C1A\u2C1B\u2C1C\u2C1D\u2C1E\u2C1F\u2C20\u2C21\u2C22\u2C23\u2C24\u2C25\u2C26\u2C27\u2C28\u2C29\u2C2A\u2C2B\u2C2C\u2C2D\u2C2E\u2C60\u2C62\u2C63\u2C64\u2C67\u2C69\u2C6B\u2C6D\u2C6E\u2C6F\u2C72\u2C75\u2C80\u2C82\u2C84\u2C86\u2C88\u2C8A\u2C8C\u2C8E\u2C90\u2C92\u2C94\u2C96\u2C98\u2C9A\u2C9C\u2C9E\u2CA0\u2CA2\u2CA4\u2CA6\u2CA8\u2CAA\u2CAC\u2CAE\u2CB0\u2CB2\u2CB4\u2CB6\u2CB8\u2CBA\u2CBC\u2CBE\u2CC0\u2CC2\u2CC4\u2CC6\u2CC8\u2CCA\u2CCC\u2CCE\u2CD0\u2CD2\u2CD4\u2CD6\u2CD8\u2CDA\u2CDC\u2CDE\u2CE0\u2CE2\uA640\uA642\uA644\uA646\uA648\uA64A\uA64C\uA64E\uA650\uA652\uA654\uA656\uA658\uA65A\uA65C\uA65E\uA662\uA664\uA666\uA668\uA66A\uA66C\uA680\uA682\uA684\uA686\uA688\uA68A\uA68C\uA68E\uA690\uA692\uA694\uA696\uA722\uA724\uA726\uA728\uA72A\uA72C\uA72E\uA732\uA734\uA736\uA738\uA73A\uA73C\uA73E\uA740\uA742\uA744\uA746\uA748\uA74A\uA74C\uA74E\uA750\uA752\uA754\uA756\uA758\uA75A\uA75C\uA75E\uA760\uA762\uA764\uA766\uA768\uA76A\uA76C\uA76E\uA779\uA77B\uA77D\uA77E\uA780\uA782\uA784\uA786\uA78B\uFF21\uFF22\uFF23\uFF24\uFF25\uFF26\uFF27\uFF28\uFF29\uFF2A\uFF2B\uFF2C\uFF2D\uFF2E\uFF2F\uFF30\uFF31\uFF32\uFF33\uFF34\uFF35\uFF36\uFF37\uFF38\uFF39\uFF3A]

UnicodeLl 'Unicode lowercase letter'
  = [\u0061\u0062\u0063\u0064\u0065\u0066\u0067\u0068\u0069\u006A\u006B\u006C\u006D\u006E\u006F\u0070\u0071\u0072\u0073\u0074\u0075\u0076\u0077\u0078\u0079\u007A\u00AA\u00B5\u00BA\u00DF\u00E0\u00E1\u00E2\u00E3\u00E4\u00E5\u00E6\u00E7\u00E8\u00E9\u00EA\u00EB\u00EC\u00ED\u00EE\u00EF\u00F0\u00F1\u00F2\u00F3\u00F4\u00F5\u00F6\u00F8\u00F9\u00FA\u00FB\u00FC\u00FD\u00FE\u00FF\u0101\u0103\u0105\u0107\u0109\u010B\u010D\u010F\u0111\u0113\u0115\u0117\u0119\u011B\u011D\u011F\u0121\u0123\u0125\u0127\u0129\u012B\u012D\u012F\u0131\u0133\u0135\u0137\u0138\u013A\u013C\u013E\u0140\u0142\u0144\u0146\u0148\u0149\u014B\u014D\u014F\u0151\u0153\u0155\u0157\u0159\u015B\u015D\u015F\u0161\u0163\u0165\u0167\u0169\u016B\u016D\u016F\u0171\u0173\u0175\u0177\u017A\u017C\u017E\u017F\u0180\u0183\u0185\u0188\u018C\u018D\u0192\u0195\u0199\u019A\u019B\u019E\u01A1\u01A3\u01A5\u01A8\u01AA\u01AB\u01AD\u01B0\u01B4\u01B6\u01B9\u01BA\u01BD\u01BE\u01BF\u01C6\u01C9\u01CC\u01CE\u01D0\u01D2\u01D4\u01D6\u01D8\u01DA\u01DC\u01DD\u01DF\u01E1\u01E3\u01E5\u01E7\u01E9\u01EB\u01ED\u01EF\u01F0\u01F3\u01F5\u01F9\u01FB\u01FD\u01FF\u0201\u0203\u0205\u0207\u0209\u020B\u020D\u020F\u0211\u0213\u0215\u0217\u0219\u021B\u021D\u021F\u0221\u0223\u0225\u0227\u0229\u022B\u022D\u022F\u0231\u0233\u0234\u0235\u0236\u0237\u0238\u0239\u023C\u023F\u0240\u0242\u0247\u0249\u024B\u024D\u024F\u0250\u0251\u0252\u0253\u0254\u0255\u0256\u0257\u0258\u0259\u025A\u025B\u025C\u025D\u025E\u025F\u0260\u0261\u0262\u0263\u0264\u0265\u0266\u0267\u0268\u0269\u026A\u026B\u026C\u026D\u026E\u026F\u0270\u0271\u0272\u0273\u0274\u0275\u0276\u0277\u0278\u0279\u027A\u027B\u027C\u027D\u027E\u027F\u0280\u0281\u0282\u0283\u0284\u0285\u0286\u0287\u0288\u0289\u028A\u028B\u028C\u028D\u028E\u028F\u0290\u0291\u0292\u0293\u0295\u0296\u0297\u0298\u0299\u029A\u029B\u029C\u029D\u029E\u029F\u02A0\u02A1\u02A2\u02A3\u02A4\u02A5\u02A6\u02A7\u02A8\u02A9\u02AA\u02AB\u02AC\u02AD\u02AE\u02AF\u0371\u0373\u0377\u037B\u037C\u037D\u0390\u03AC\u03AD\u03AE\u03AF\u03B0\u03B1\u03B2\u03B3\u03B4\u03B5\u03B6\u03B7\u03B8\u03B9\u03BA\u03BB\u03BC\u03BD\u03BE\u03BF\u03C0\u03C1\u03C2\u03C3\u03C4\u03C5\u03C6\u03C7\u03C8\u03C9\u03CA\u03CB\u03CC\u03CD\u03CE\u03D0\u03D1\u03D5\u03D6\u03D7\u03D9\u03DB\u03DD\u03DF\u03E1\u03E3\u03E5\u03E7\u03E9\u03EB\u03ED\u03EF\u03F0\u03F1\u03F2\u03F3\u03F5\u03F8\u03FB\u03FC\u0430\u0431\u0432\u0433\u0434\u0435\u0436\u0437\u0438\u0439\u043A\u043B\u043C\u043D\u043E\u043F\u0440\u0441\u0442\u0443\u0444\u0445\u0446\u0447\u0448\u0449\u044A\u044B\u044C\u044D\u044E\u044F\u0450\u0451\u0452\u0453\u0454\u0455\u0456\u0457\u0458\u0459\u045A\u045B\u045C\u045D\u045E\u045F\u0461\u0463\u0465\u0467\u0469\u046B\u046D\u046F\u0471\u0473\u0475\u0477\u0479\u047B\u047D\u047F\u0481\u048B\u048D\u048F\u0491\u0493\u0495\u0497\u0499\u049B\u049D\u049F\u04A1\u04A3\u04A5\u04A7\u04A9\u04AB\u04AD\u04AF\u04B1\u04B3\u04B5\u04B7\u04B9\u04BB\u04BD\u04BF\u04C2\u04C4\u04C6\u04C8\u04CA\u04CC\u04CE\u04CF\u04D1\u04D3\u04D5\u04D7\u04D9\u04DB\u04DD\u04DF\u04E1\u04E3\u04E5\u04E7\u04E9\u04EB\u04ED\u04EF\u04F1\u04F3\u04F5\u04F7\u04F9\u04FB\u04FD\u04FF\u0501\u0503\u0505\u0507\u0509\u050B\u050D\u050F\u0511\u0513\u0515\u0517\u0519\u051B\u051D\u051F\u0521\u0523\u0561\u0562\u0563\u0564\u0565\u0566\u0567\u0568\u0569\u056A\u056B\u056C\u056D\u056E\u056F\u0570\u0571\u0572\u0573\u0574\u0575\u0576\u0577\u0578\u0579\u057A\u057B\u057C\u057D\u057E\u057F\u0580\u0581\u0582\u0583\u0584\u0585\u0586\u0587\u1D00\u1D01\u1D02\u1D03\u1D04\u1D05\u1D06\u1D07\u1D08\u1D09\u1D0A\u1D0B\u1D0C\u1D0D\u1D0E\u1D0F\u1D10\u1D11\u1D12\u1D13\u1D14\u1D15\u1D16\u1D17\u1D18\u1D19\u1D1A\u1D1B\u1D1C\u1D1D\u1D1E\u1D1F\u1D20\u1D21\u1D22\u1D23\u1D24\u1D25\u1D26\u1D27\u1D28\u1D29\u1D2A\u1D2B\u1D62\u1D63\u1D64\u1D65\u1D66\u1D67\u1D68\u1D69\u1D6A\u1D6B\u1D6C\u1D6D\u1D6E\u1D6F\u1D70\u1D71\u1D72\u1D73\u1D74\u1D75\u1D76\u1D77\u1D79\u1D7A\u1D7B\u1D7C\u1D7D\u1D7E\u1D7F\u1D80\u1D81\u1D82\u1D83\u1D84\u1D85\u1D86\u1D87\u1D88\u1D89\u1D8A\u1D8B\u1D8C\u1D8D\u1D8E\u1D8F\u1D90\u1D91\u1D92\u1D93\u1D94\u1D95\u1D96\u1D97\u1D98\u1D99\u1D9A\u1E01\u1E03\u1E05\u1E07\u1E09\u1E0B\u1E0D\u1E0F\u1E11\u1E13\u1E15\u1E17\u1E19\u1E1B\u1E1D\u1E1F\u1E21\u1E23\u1E25\u1E27\u1E29\u1E2B\u1E2D\u1E2F\u1E31\u1E33\u1E35\u1E37\u1E39\u1E3B\u1E3D\u1E3F\u1E41\u1E43\u1E45\u1E47\u1E49\u1E4B\u1E4D\u1E4F\u1E51\u1E53\u1E55\u1E57\u1E59\u1E5B\u1E5D\u1E5F\u1E61\u1E63\u1E65\u1E67\u1E69\u1E6B\u1E6D\u1E6F\u1E71\u1E73\u1E75\u1E77\u1E79\u1E7B\u1E7D\u1E7F\u1E81\u1E83\u1E85\u1E87\u1E89\u1E8B\u1E8D\u1E8F\u1E91\u1E93\u1E95\u1E96\u1E97\u1E98\u1E99\u1E9A\u1E9B\u1E9C\u1E9D\u1E9F\u1EA1\u1EA3\u1EA5\u1EA7\u1EA9\u1EAB\u1EAD\u1EAF\u1EB1\u1EB3\u1EB5\u1EB7\u1EB9\u1EBB\u1EBD\u1EBF\u1EC1\u1EC3\u1EC5\u1EC7\u1EC9\u1ECB\u1ECD\u1ECF\u1ED1\u1ED3\u1ED5\u1ED7\u1ED9\u1EDB\u1EDD\u1EDF\u1EE1\u1EE3\u1EE5\u1EE7\u1EE9\u1EEB\u1EED\u1EEF\u1EF1\u1EF3\u1EF5\u1EF7\u1EF9\u1EFB\u1EFD\u1EFF\u1F00\u1F01\u1F02\u1F03\u1F04\u1F05\u1F06\u1F07\u1F10\u1F11\u1F12\u1F13\u1F14\u1F15\u1F20\u1F21\u1F22\u1F23\u1F24\u1F25\u1F26\u1F27\u1F30\u1F31\u1F32\u1F33\u1F34\u1F35\u1F36\u1F37\u1F40\u1F41\u1F42\u1F43\u1F44\u1F45\u1F50\u1F51\u1F52\u1F53\u1F54\u1F55\u1F56\u1F57\u1F60\u1F61\u1F62\u1F63\u1F64\u1F65\u1F66\u1F67\u1F70\u1F71\u1F72\u1F73\u1F74\u1F75\u1F76\u1F77\u1F78\u1F79\u1F7A\u1F7B\u1F7C\u1F7D\u1F80\u1F81\u1F82\u1F83\u1F84\u1F85\u1F86\u1F87\u1F90\u1F91\u1F92\u1F93\u1F94\u1F95\u1F96\u1F97\u1FA0\u1FA1\u1FA2\u1FA3\u1FA4\u1FA5\u1FA6\u1FA7\u1FB0\u1FB1\u1FB2\u1FB3\u1FB4\u1FB6\u1FB7\u1FBE\u1FC2\u1FC3\u1FC4\u1FC6\u1FC7\u1FD0\u1FD1\u1FD2\u1FD3\u1FD6\u1FD7\u1FE0\u1FE1\u1FE2\u1FE3\u1FE4\u1FE5\u1FE6\u1FE7\u1FF2\u1FF3\u1FF4\u1FF6\u1FF7\u2071\u207F\u210A\u210E\u210F\u2113\u212F\u2134\u2139\u213C\u213D\u2146\u2147\u2148\u2149\u214E\u2184\u2C30\u2C31\u2C32\u2C33\u2C34\u2C35\u2C36\u2C37\u2C38\u2C39\u2C3A\u2C3B\u2C3C\u2C3D\u2C3E\u2C3F\u2C40\u2C41\u2C42\u2C43\u2C44\u2C45\u2C46\u2C47\u2C48\u2C49\u2C4A\u2C4B\u2C4C\u2C4D\u2C4E\u2C4F\u2C50\u2C51\u2C52\u2C53\u2C54\u2C55\u2C56\u2C57\u2C58\u2C59\u2C5A\u2C5B\u2C5C\u2C5D\u2C5E\u2C61\u2C65\u2C66\u2C68\u2C6A\u2C6C\u2C71\u2C73\u2C74\u2C76\u2C77\u2C78\u2C79\u2C7A\u2C7B\u2C7C\u2C81\u2C83\u2C85\u2C87\u2C89\u2C8B\u2C8D\u2C8F\u2C91\u2C93\u2C95\u2C97\u2C99\u2C9B\u2C9D\u2C9F\u2CA1\u2CA3\u2CA5\u2CA7\u2CA9\u2CAB\u2CAD\u2CAF\u2CB1\u2CB3\u2CB5\u2CB7\u2CB9\u2CBB\u2CBD\u2CBF\u2CC1\u2CC3\u2CC5\u2CC7\u2CC9\u2CCB\u2CCD\u2CCF\u2CD1\u2CD3\u2CD5\u2CD7\u2CD9\u2CDB\u2CDD\u2CDF\u2CE1\u2CE3\u2CE4\u2D00\u2D01\u2D02\u2D03\u2D04\u2D05\u2D06\u2D07\u2D08\u2D09\u2D0A\u2D0B\u2D0C\u2D0D\u2D0E\u2D0F\u2D10\u2D11\u2D12\u2D13\u2D14\u2D15\u2D16\u2D17\u2D18\u2D19\u2D1A\u2D1B\u2D1C\u2D1D\u2D1E\u2D1F\u2D20\u2D21\u2D22\u2D23\u2D24\u2D25\uA641\uA643\uA645\uA647\uA649\uA64B\uA64D\uA64F\uA651\uA653\uA655\uA657\uA659\uA65B\uA65D\uA65F\uA663\uA665\uA667\uA669\uA66B\uA66D\uA681\uA683\uA685\uA687\uA689\uA68B\uA68D\uA68F\uA691\uA693\uA695\uA697\uA723\uA725\uA727\uA729\uA72B\uA72D\uA72F\uA730\uA731\uA733\uA735\uA737\uA739\uA73B\uA73D\uA73F\uA741\uA743\uA745\uA747\uA749\uA74B\uA74D\uA74F\uA751\uA753\uA755\uA757\uA759\uA75B\uA75D\uA75F\uA761\uA763\uA765\uA767\uA769\uA76B\uA76D\uA76F\uA771\uA772\uA773\uA774\uA775\uA776\uA777\uA778\uA77A\uA77C\uA77F\uA781\uA783\uA785\uA787\uA78C\uFB00\uFB01\uFB02\uFB03\uFB04\uFB05\uFB06\uFB13\uFB14\uFB15\uFB16\uFB17\uFF41\uFF42\uFF43\uFF44\uFF45\uFF46\uFF47\uFF48\uFF49\uFF4A\uFF4B\uFF4C\uFF4D\uFF4E\uFF4F\uFF50\uFF51\uFF52\uFF53\uFF54\uFF55\uFF56\uFF57\uFF58\uFF59\uFF5A]

UnicodeLt 'Unicode titlecase letter'
  = [\u01C5\u01C8\u01CB\u01F2\u1F88\u1F89\u1F8A\u1F8B\u1F8C\u1F8D\u1F8E\u1F8F\u1F98\u1F99\u1F9A\u1F9B\u1F9C\u1F9D\u1F9E\u1F9F\u1FA8\u1FA9\u1FAA\u1FAB\u1FAC\u1FAD\u1FAE\u1FAF\u1FBC\u1FCC]

UnicodeLm 'Unicode modifier letter'
  = [\u02B0\u02B1\u02B2\u02B3\u02B4\u02B5\u02B6\u02B7\u02B8\u02B9\u02BA\u02BB\u02BC\u02BD\u02BE\u02BF\u02C0\u02C1\u02C6\u02C7\u02C8\u02C9\u02CA\u02CB\u02CC\u02CD\u02CE\u02CF\u02D0\u02D1\u02E0\u02E1\u02E2\u02E3\u02E4\u02EC\u02EE\u0374\u037A\u0559\u0640\u06E5\u06E6\u07F4\u07F5\u07FA\u0971\u0E46\u0EC6\u10FC\u17D7\u1843\u1C78\u1C79\u1C7A\u1C7B\u1C7C\u1C7D\u1D2C\u1D2D\u1D2E\u1D2F\u1D30\u1D31\u1D32\u1D33\u1D34\u1D35\u1D36\u1D37\u1D38\u1D39\u1D3A\u1D3B\u1D3C\u1D3D\u1D3E\u1D3F\u1D40\u1D41\u1D42\u1D43\u1D44\u1D45\u1D46\u1D47\u1D48\u1D49\u1D4A\u1D4B\u1D4C\u1D4D\u1D4E\u1D4F\u1D50\u1D51\u1D52\u1D53\u1D54\u1D55\u1D56\u1D57\u1D58\u1D59\u1D5A\u1D5B\u1D5C\u1D5D\u1D5E\u1D5F\u1D60\u1D61\u1D78\u1D9B\u1D9C\u1D9D\u1D9E\u1D9F\u1DA0\u1DA1\u1DA2\u1DA3\u1DA4\u1DA5\u1DA6\u1DA7\u1DA8\u1DA9\u1DAA\u1DAB\u1DAC\u1DAD\u1DAE\u1DAF\u1DB0\u1DB1\u1DB2\u1DB3\u1DB4\u1DB5\u1DB6\u1DB7\u1DB8\u1DB9\u1DBA\u1DBB\u1DBC\u1DBD\u1DBE\u1DBF\u2090\u2091\u2092\u2093\u2094\u2C7D\u2D6F\u2E2F\u3005\u3031\u3032\u3033\u3034\u3035\u303B\u309D\u309E\u30FC\u30FD\u30FE\uA015\uA60C\uA67F\uA717\uA718\uA719\uA71A\uA71B\uA71C\uA71D\uA71E\uA71F\uA770\uA788\uFF70\uFF9E\uFF9F]

UnicodeLo 'Unicode other letter'
  = 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u30BB\u30BC\u30BD\u30BE\u30BF\u30C0\u30C1\u30C2\u30C3\u30C4\u30C5\u30C6\u30C7\u30C8\u30C9\u30CA\u30CB\u30CC\u30CD\u30CE\u30CF\u30D0\u30D1\u30D2\u30D3\u30D4\u30D5\u30D6\u30D7\u30D8\u30D9\u30DA\u30DB\u30DC\u30DD\u30DE\u30DF\u30E0\u30E1\u30E2\u30E3\u30E4\u30E5\u30E6\u30E7\u30E8\u30E9\u30EA\u30EB\u30EC\u30ED\u30EE\u30EF\u30F0\u30F1\u30F2\u30F3\u30F4\u30F5\u30F6\u30F7\u30F8\u30F9\u30FA\u30FF\u3105\u3106\u3107\u3108\u3109\u310A\u310B\u310C\u310D\u310E\u310F\u3110\u3111\u3112\u3113\u3114\u3115\u3116\u3117\u3118\u3119\u311A\u311B\u311C\u311D\u311E\u311F\u3120\u3121\u3122\u3123\u3124\u3125\u3126\u3127\u3128\u3129\u312A\u312B\u312C\u312D\u3131\u3132\u3133\u3134\u3135\u3136\u3137\u3138\u3139\u313A\u313B\u313C\u313D\u313E\u313F\u3140\u3141\u3142\u3143\u3144\u3145\u3146\u3147\u3148\u3149\u314A\u314B\u314C\u314D\u314E\u314F\u3150\u3151\u3152\u3153\u3154\u3155\u3156\u3157\u3158\u3159\u315A\u315B\u315C\u315D\u315E\u315F\u3160\u3161\u3162\u3163\u3164\u3165\u3166\u3167\u3168\u3169\u316A\u316B\u316C\u316D\u316E\u316F\u3170\u3171\u3172\u3173\u3174\u3175\u3176\u3177\u3178\u3179\u317A\u317B\u317C\u317D\u317E\u317F\u3180\u3181\u3182\u3183\u3184\u3185\u3186\u3187\u3188\u3189\u318A\u318B\u318C\u318D\u318E\u31A0\u31A1\u31A2\u31A3\u31A4\u31A5\u31A6\u31A7\u31A8\u31A9\u31AA\u31AB\u31AC\u31AD\u31AE\u31AF\u31B0\u31B1\u31B2\u31B3\u31B4\u31B5\u31B6\u31B7\u31F0\u31F1\u31F2\u31F3\u31F4\u31F5\u31F6\u31F7\u31F8\u31F9\u31FA\u31FB\u31FC\u31FD\u31FE\u31FF\u3400\u4DB5\u4E00\u9FC3\uA000\uA001\uA002\uA003\uA004\uA005\uA006\uA007\uA008\uA009\uA00A\uA00B\uA00C\uA00D\uA00E\uA00F\uA010\uA011\uA012\uA013\uA014\uA016\uA017\uA018\uA019\uA01A\uA01B\uA01C\uA01D\uA01E\uA01F\uA020\uA021\uA022\uA023\uA024\uA025\uA026\uA027\uA028\uA029\uA02A\uA02B\uA02C\uA02D\uA02E\uA02F\uA030\uA031\uA032\uA033\uA034\uA035\uA036\uA037\uA038\uA039\uA03A\uA03B\uA03C\uA03D\uA03E\uA03F\uA040\uA041\uA042\uA043\uA044\uA045\uA046\uA047\uA048\uA049\uA04A\uA04B\uA04C\uA04D\uA04E\uA04F\uA050\uA051\uA052\uA053\uA054\uA055\uA056\uA057\uA058\uA059\uA05A\uA05B\uA05C\uA05D\uA05E\uA05F\uA060\uA061\uA062\uA063\uA064\uA065\uA066\uA067\uA068\uA069\uA06A\uA06B\uA06C\uA06D\uA06E\uA06F\uA070\uA071\uA072\uA073\uA074\uA075\uA076\uA077\uA078\uA079\uA07A\uA07B\uA07C\uA07D\uA07E\uA07F\uA080\uA081\uA082\uA083\uA084\uA085\uA086\uA087\uA088\uA089\uA08A\uA08B\uA08C\uA08D\uA08E\uA08F\uA090\uA091\uA092\uA093\uA094\uA095\uA096\uA097\uA098\uA099\uA09A\uA09B\uA09C\uA09D\uA09E\uA09F\uA0A0\uA0A1\uA0A2\uA0A3\uA0A4\uA0A5\uA0A6\uA0A7\uA0A8\uA0A9\uA0AA\uA0AB\uA0AC\uA0AD\uA0AE\uA0AF\uA0B0\uA0B1\uA0B2\uA0B3\uA0B4\uA0B5\uA0B6\uA0B7\uA0B8\uA0B9\uA0BA\uA0BB\uA0BC\uA0BD\uA0BE\uA0BF\uA0C0\uA0C1\uA0C2\uA0C3\uA0C4\uA0C5\uA0C6\uA0C7\uA0C8\uA0C9\uA0CA\uA0CB\uA0CC\uA0CD\uA0CE\uA0CF\uA0D0\uA0D1\uA0D2\uA0D3\uA0D4\uA0D5\uA0D6\uA0D7\uA0D8\uA0D9\uA0DA\uA0DB\uA0DC\uA0DD\uA0DE\uA0DF\uA0E0\uA0E1\uA0E2\uA0E3\uA0E4\uA0E5\uA0E6\uA0E7\uA0E8\uA0E9\uA0EA\uA0EB\uA0EC\uA0ED\uA0EE\uA0EF\uA0F0\uA0F1\uA0F2\uA0F3\uA0F4\uA0F5\uA0F6\uA0F7\uA0F8\uA0F9\uA0FA\uA0FB\uA0FC\uA0FD\uA0FE\uA0FF\uA100\uA101\uA102\uA103\uA104\uA105\uA106\uA107\uA108\uA109\uA10A\uA10B\uA10C\uA10D\uA10E\uA10F\uA110\uA111\uA112\uA113\uA114\uA115\uA116\uA117\uA118\uA119\uA11A\uA11B\uA11C\uA11D\uA11E\uA11F\uA120\uA121\uA122\uA123\uA124\uA125\uA126\uA127\uA128\uA129\uA12A\uA12B\uA12C\uA12D\uA12E\uA12F\uA130\uA131\uA132\uA133\uA134\uA135\uA136\uA137\uA138\uA139\uA13A\uA13B\uA13C\uA13D\uA13E\uA13F\uA140\uA141\uA142\uA143\uA144\uA145\uA146\uA147\uA148\uA149\uA14A\uA14B\uA14C\uA14D\uA14E\uA14F\uA150\uA151\uA152\uA153\uA154\uA155\uA156\uA157\uA158\uA159\uA15A\uA15B\uA15C\uA15D\uA15E\uA15F\uA160\uA161\uA162\uA163\uA164\uA165\uA166\uA167\uA168\uA169\uA16A\uA16B\uA16C\uA16D\uA16E\uA16F\uA170\uA171\uA172\uA173\uA174\uA175\uA176\uA177\uA178\uA179\uA17A\uA17B\uA17C\uA17D\uA17E\uA17F\uA180\uA181\uA182\uA183\uA184\uA185\uA186\uA187\uA188\uA189\uA18A\uA18B\uA18C\uA18D\uA18E\uA18F\uA190\uA191\uA192\uA193\uA194\uA195\uA196\uA197\uA198\uA199\uA19A\uA19B\uA19C\uA19D\uA19E\uA19F\uA1A0\uA1A1\uA1A2\uA1A3\uA1A4\uA1A5\uA1A6\uA1A7\uA1A8\uA1A9\uA1AA\uA1AB\uA1AC\uA1AD\uA1AE\uA1AF]

UnicodeLn 'Unicode letter number'
  = [\u16EE\u16EF\u16F0\u2160\u2161\u2162\u2163\u2164\u2165\u2166\u2167\u2168\u2169\u216A\u216B\u216C\u216D\u216E\u216F\u2170\u2171\u2172\u2173\u2174\u2175\u2176\u2177\u2178\u2179\u217A\u217B\u217C\u217D\u217E\u217F\u2180\u2181\u2182\u2185\u2186\u2187\u2188\u3007\u3021\u3022\u3023\u3024\u3025\u3026\u3027\u3028\u3029\u3038\u3039\u303A]

UnicodeZs 'Unicode separator, space'
  = [\u0020\u00A0\u1680\u180E\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000]

DoubleStringCharacter
  = !('"' / '\\' / LineTerminator) c:SourceCharacter {
    return c;
  }
  / '\\' seq:EscapeSequence {
    return seq;
  }
  / LineContinuation

SingleStringCharacter
  = !("'" / '\\' / LineTerminator) c:SourceCharacter {
    return c;
  }
  / '\\' seq:EscapeSequence {
    return seq;
  }
  / LineContinuation

LineTerminatorSequence
  = '\u000A'              // line feed
  / '\u000D' !'\u000A'    // carriage return not followed by line feed
  / '\u2028'              // line separator
  / '\u2029'              // paragraph separator
  / '\u000D\u000A'        // carriage return followed by line feed

LineTerminator
  = '\u000A'  // line feed
  / '\u000D'  // carriage return
  / '\u2028'  // line separator
  / '\u2029'  // paragraph separator

EscapeSequence
  = CharacterEscapeSequence
  / '0' !DecimalDigit {
    return '0';
  }
  / HexEscapeSequence
  / UnicodeEscapeSequence

CharacterEscapeSequence
  = SingleEscapeCharacter
  / NonEscapeCharacter

SingleEscapeCharacter
  = [\'\"\\bfnrtv]

NonEscapeCharacter
  = !(EscapeCharacter / LineTerminator) c:SourceCharacter {
    return c;
  }

EscapeCharacter
  = SingleEscapeCharacter
  / DecimalDigit
  / 'x'
  / 'u'

SourceCharacter
  = .

HexEscapeSequence
  = 'x' hex:$(HexDigit HexDigit) {
    return String.fromCharCode(parseInt('0x' + hex), 16);
  }

LineContinuation
  = '\\' seq:LineTerminatorSequence {
    return seq;
  }

_ 'whitespace'
  = Whitespace*

__ 'empty'
  = ''

Whitespace
  = [\t\v\f \u00A0\uFEFF]
  / UnicodeZs