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874 lines
20 KiB
874 lines
20 KiB
/**
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* @param {string} value
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* @returns {RegExp}
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* */
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/**
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* @param {RegExp | string } re
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* @returns {string}
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*/
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function source(re) {
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if (!re) return null;
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if (typeof re === "string") return re;
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return re.source;
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}
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/**
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* @param {RegExp | string } re
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* @returns {string}
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*/
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function lookahead(re) {
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return concat('(?=', re, ')');
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}
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/**
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* @param {...(RegExp | string) } args
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* @returns {string}
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*/
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function concat(...args) {
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const joined = args.map((x) => source(x)).join("");
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return joined;
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}
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/**
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* Any of the passed expresssions may match
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*
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* Creates a huge this | this | that | that match
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* @param {(RegExp | string)[] } args
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* @returns {string}
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*/
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function either(...args) {
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const joined = '(' + args.map((x) => source(x)).join("|") + ")";
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return joined;
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}
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const keywordWrapper = keyword => concat(
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/\b/,
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keyword,
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/\w$/.test(keyword) ? /\b/ : /\B/
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);
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// Keywords that require a leading dot.
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const dotKeywords = [
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'Protocol', // contextual
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'Type' // contextual
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].map(keywordWrapper);
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// Keywords that may have a leading dot.
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const optionalDotKeywords = [
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'init',
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'self'
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].map(keywordWrapper);
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// should register as keyword, not type
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const keywordTypes = [
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'Any',
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'Self'
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];
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// Regular keywords and literals.
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const keywords = [
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// strings below will be fed into the regular `keywords` engine while regex
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// will result in additional modes being created to scan for those keywords to
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// avoid conflicts with other rules
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'associatedtype',
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'async',
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'await',
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/as\?/, // operator
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/as!/, // operator
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'as', // operator
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'break',
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'case',
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'catch',
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'class',
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'continue',
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'convenience', // contextual
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'default',
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'defer',
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'deinit',
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'didSet', // contextual
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'do',
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'dynamic', // contextual
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'else',
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'enum',
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'extension',
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'fallthrough',
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/fileprivate\(set\)/,
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'fileprivate',
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'final', // contextual
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'for',
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'func',
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'get', // contextual
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'guard',
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'if',
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'import',
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'indirect', // contextual
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'infix', // contextual
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/init\?/,
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/init!/,
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'inout',
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/internal\(set\)/,
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'internal',
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'in',
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'is', // operator
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'lazy', // contextual
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'let',
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'mutating', // contextual
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'nonmutating', // contextual
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/open\(set\)/, // contextual
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'open', // contextual
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'operator',
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'optional', // contextual
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'override', // contextual
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'postfix', // contextual
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'precedencegroup',
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'prefix', // contextual
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/private\(set\)/,
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'private',
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'protocol',
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/public\(set\)/,
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'public',
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'repeat',
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'required', // contextual
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'rethrows',
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'return',
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'set', // contextual
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'some', // contextual
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'static',
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'struct',
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'subscript',
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'super',
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'switch',
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'throws',
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'throw',
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/try\?/, // operator
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/try!/, // operator
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'try', // operator
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'typealias',
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/unowned\(safe\)/, // contextual
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/unowned\(unsafe\)/, // contextual
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'unowned', // contextual
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'var',
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'weak', // contextual
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'where',
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'while',
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'willSet' // contextual
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];
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// NOTE: Contextual keywords are reserved only in specific contexts.
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// Ideally, these should be matched using modes to avoid false positives.
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// Literals.
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const literals = [
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'false',
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'nil',
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'true'
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];
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// Keywords used in precedence groups.
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const precedencegroupKeywords = [
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'assignment',
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'associativity',
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'higherThan',
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'left',
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'lowerThan',
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'none',
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'right'
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];
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// Keywords that start with a number sign (#).
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// #available is handled separately.
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const numberSignKeywords = [
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'#colorLiteral',
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'#column',
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'#dsohandle',
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'#else',
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'#elseif',
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'#endif',
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'#error',
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'#file',
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'#fileID',
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'#fileLiteral',
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'#filePath',
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'#function',
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'#if',
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'#imageLiteral',
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'#keyPath',
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'#line',
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'#selector',
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'#sourceLocation',
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'#warn_unqualified_access',
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'#warning'
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];
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// Global functions in the Standard Library.
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const builtIns = [
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'abs',
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'all',
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'any',
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'assert',
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'assertionFailure',
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'debugPrint',
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'dump',
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'fatalError',
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'getVaList',
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'isKnownUniquelyReferenced',
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'max',
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'min',
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'numericCast',
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'pointwiseMax',
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'pointwiseMin',
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'precondition',
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'preconditionFailure',
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'print',
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'readLine',
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'repeatElement',
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'sequence',
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'stride',
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'swap',
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'swift_unboxFromSwiftValueWithType',
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'transcode',
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'type',
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'unsafeBitCast',
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'unsafeDowncast',
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'withExtendedLifetime',
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'withUnsafeMutablePointer',
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'withUnsafePointer',
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'withVaList',
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'withoutActuallyEscaping',
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'zip'
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];
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// Valid first characters for operators.
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const operatorHead = either(
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/[/=\-+!*%<>&|^~?]/,
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/[\u00A1-\u00A7]/,
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/[\u00A9\u00AB]/,
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/[\u00AC\u00AE]/,
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/[\u00B0\u00B1]/,
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/[\u00B6\u00BB\u00BF\u00D7\u00F7]/,
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/[\u2016-\u2017]/,
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/[\u2020-\u2027]/,
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/[\u2030-\u203E]/,
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/[\u2041-\u2053]/,
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/[\u2055-\u205E]/,
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/[\u2190-\u23FF]/,
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/[\u2500-\u2775]/,
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/[\u2794-\u2BFF]/,
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/[\u2E00-\u2E7F]/,
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/[\u3001-\u3003]/,
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/[\u3008-\u3020]/,
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/[\u3030]/
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);
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// Valid characters for operators.
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const operatorCharacter = either(
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operatorHead,
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/[\u0300-\u036F]/,
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/[\u1DC0-\u1DFF]/,
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/[\u20D0-\u20FF]/,
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/[\uFE00-\uFE0F]/,
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/[\uFE20-\uFE2F]/
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// TODO: The following characters are also allowed, but the regex isn't supported yet.
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// /[\u{E0100}-\u{E01EF}]/u
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);
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// Valid operator.
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const operator = concat(operatorHead, operatorCharacter, '*');
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// Valid first characters for identifiers.
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const identifierHead = either(
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/[a-zA-Z_]/,
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/[\u00A8\u00AA\u00AD\u00AF\u00B2-\u00B5\u00B7-\u00BA]/,
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/[\u00BC-\u00BE\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u00FF]/,
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/[\u0100-\u02FF\u0370-\u167F\u1681-\u180D\u180F-\u1DBF]/,
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/[\u1E00-\u1FFF]/,
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/[\u200B-\u200D\u202A-\u202E\u203F-\u2040\u2054\u2060-\u206F]/,
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/[\u2070-\u20CF\u2100-\u218F\u2460-\u24FF\u2776-\u2793]/,
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/[\u2C00-\u2DFF\u2E80-\u2FFF]/,
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/[\u3004-\u3007\u3021-\u302F\u3031-\u303F\u3040-\uD7FF]/,
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/[\uF900-\uFD3D\uFD40-\uFDCF\uFDF0-\uFE1F\uFE30-\uFE44]/,
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/[\uFE47-\uFEFE\uFF00-\uFFFD]/ // Should be /[\uFE47-\uFFFD]/, but we have to exclude FEFF.
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// The following characters are also allowed, but the regexes aren't supported yet.
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// /[\u{10000}-\u{1FFFD}\u{20000-\u{2FFFD}\u{30000}-\u{3FFFD}\u{40000}-\u{4FFFD}]/u,
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// /[\u{50000}-\u{5FFFD}\u{60000-\u{6FFFD}\u{70000}-\u{7FFFD}\u{80000}-\u{8FFFD}]/u,
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// /[\u{90000}-\u{9FFFD}\u{A0000-\u{AFFFD}\u{B0000}-\u{BFFFD}\u{C0000}-\u{CFFFD}]/u,
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// /[\u{D0000}-\u{DFFFD}\u{E0000-\u{EFFFD}]/u
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);
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// Valid characters for identifiers.
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const identifierCharacter = either(
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identifierHead,
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/\d/,
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/[\u0300-\u036F\u1DC0-\u1DFF\u20D0-\u20FF\uFE20-\uFE2F]/
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);
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// Valid identifier.
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const identifier = concat(identifierHead, identifierCharacter, '*');
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// Valid type identifier.
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const typeIdentifier = concat(/[A-Z]/, identifierCharacter, '*');
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// Built-in attributes, which are highlighted as keywords.
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// @available is handled separately.
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const keywordAttributes = [
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'autoclosure',
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concat(/convention\(/, either('swift', 'block', 'c'), /\)/),
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'discardableResult',
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'dynamicCallable',
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'dynamicMemberLookup',
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'escaping',
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'frozen',
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'GKInspectable',
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'IBAction',
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'IBDesignable',
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'IBInspectable',
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'IBOutlet',
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'IBSegueAction',
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'inlinable',
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'main',
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'nonobjc',
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'NSApplicationMain',
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'NSCopying',
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'NSManaged',
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concat(/objc\(/, identifier, /\)/),
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'objc',
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'objcMembers',
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'propertyWrapper',
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'requires_stored_property_inits',
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'testable',
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'UIApplicationMain',
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'unknown',
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'usableFromInline'
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];
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// Contextual keywords used in @available and #available.
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const availabilityKeywords = [
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'iOS',
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'iOSApplicationExtension',
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'macOS',
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'macOSApplicationExtension',
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'macCatalyst',
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'macCatalystApplicationExtension',
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'watchOS',
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'watchOSApplicationExtension',
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'tvOS',
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'tvOSApplicationExtension',
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'swift'
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];
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/*
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Language: Swift
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Description: Swift is a general-purpose programming language built using a modern approach to safety, performance, and software design patterns.
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Author: Steven Van Impe <steven.vanimpe@icloud.com>
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Contributors: Chris Eidhof <chris@eidhof.nl>, Nate Cook <natecook@gmail.com>, Alexander Lichter <manniL@gmx.net>, Richard Gibson <gibson042@github>
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Website: https://swift.org
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Category: common, system
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*/
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/** @type LanguageFn */
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function swift(hljs) {
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const WHITESPACE = {
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match: /\s+/,
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relevance: 0
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};
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// https://docs.swift.org/swift-book/ReferenceManual/LexicalStructure.html#ID411
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const BLOCK_COMMENT = hljs.COMMENT(
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'/\\*',
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'\\*/',
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{
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contains: [ 'self' ]
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}
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);
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const COMMENTS = [
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hljs.C_LINE_COMMENT_MODE,
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BLOCK_COMMENT
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];
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// https://docs.swift.org/swift-book/ReferenceManual/LexicalStructure.html#ID413
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// https://docs.swift.org/swift-book/ReferenceManual/zzSummaryOfTheGrammar.html
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const DOT_KEYWORD = {
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className: 'keyword',
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begin: concat(/\./, lookahead(either(...dotKeywords, ...optionalDotKeywords))),
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end: either(...dotKeywords, ...optionalDotKeywords),
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excludeBegin: true
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};
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const KEYWORD_GUARD = {
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// Consume .keyword to prevent highlighting properties and methods as keywords.
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match: concat(/\./, either(...keywords)),
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relevance: 0
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};
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const PLAIN_KEYWORDS = keywords
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.filter(kw => typeof kw === 'string')
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.concat([ "_|0" ]); // seems common, so 0 relevance
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const REGEX_KEYWORDS = keywords
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.filter(kw => typeof kw !== 'string') // find regex
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.concat(keywordTypes)
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.map(keywordWrapper);
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const KEYWORD = {
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variants: [
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{
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className: 'keyword',
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match: either(...REGEX_KEYWORDS, ...optionalDotKeywords)
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}
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]
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};
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// find all the regular keywords
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const KEYWORDS = {
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$pattern: either(
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/\b\w+/, // regular keywords
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/#\w+/ // number keywords
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),
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keyword: PLAIN_KEYWORDS
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.concat(numberSignKeywords),
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literal: literals
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};
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const KEYWORD_MODES = [
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DOT_KEYWORD,
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KEYWORD_GUARD,
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KEYWORD
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];
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// https://github.com/apple/swift/tree/main/stdlib/public/core
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const BUILT_IN_GUARD = {
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// Consume .built_in to prevent highlighting properties and methods.
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match: concat(/\./, either(...builtIns)),
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relevance: 0
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};
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const BUILT_IN = {
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className: 'built_in',
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match: concat(/\b/, either(...builtIns), /(?=\()/)
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};
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const BUILT_INS = [
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BUILT_IN_GUARD,
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BUILT_IN
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];
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// https://docs.swift.org/swift-book/ReferenceManual/LexicalStructure.html#ID418
|
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const OPERATOR_GUARD = {
|
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// Prevent -> from being highlighting as an operator.
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match: /->/,
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|
relevance: 0
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|
};
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const OPERATOR = {
|
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className: 'operator',
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relevance: 0,
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variants: [
|
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{
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match: operator
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|
},
|
|
{
|
|
// dot-operator: only operators that start with a dot are allowed to use dots as
|
|
// characters (..., ...<, .*, etc). So there rule here is: a dot followed by one or more
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|
// characters that may also include dots.
|
|
match: `\\.(\\.|${operatorCharacter})+`
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}
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|
]
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|
};
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const OPERATORS = [
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OPERATOR_GUARD,
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|
OPERATOR
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];
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/LexicalStructure.html#grammar_numeric-literal
|
|
// TODO: Update for leading `-` after lookbehind is supported everywhere
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|
const decimalDigits = '([0-9]_*)+';
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|
const hexDigits = '([0-9a-fA-F]_*)+';
|
|
const NUMBER = {
|
|
className: 'number',
|
|
relevance: 0,
|
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variants: [
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// decimal floating-point-literal (subsumes decimal-literal)
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|
{
|
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match: `\\b(${decimalDigits})(\\.(${decimalDigits}))?` + `([eE][+-]?(${decimalDigits}))?\\b`
|
|
},
|
|
// hexadecimal floating-point-literal (subsumes hexadecimal-literal)
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|
{
|
|
match: `\\b0x(${hexDigits})(\\.(${hexDigits}))?` + `([pP][+-]?(${decimalDigits}))?\\b`
|
|
},
|
|
// octal-literal
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|
{
|
|
match: /\b0o([0-7]_*)+\b/
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|
},
|
|
// binary-literal
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|
{
|
|
match: /\b0b([01]_*)+\b/
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|
}
|
|
]
|
|
};
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/LexicalStructure.html#grammar_string-literal
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|
const ESCAPED_CHARACTER = (rawDelimiter = "") => ({
|
|
className: 'subst',
|
|
variants: [
|
|
{
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|
match: concat(/\\/, rawDelimiter, /[0\\tnr"']/)
|
|
},
|
|
{
|
|
match: concat(/\\/, rawDelimiter, /u\{[0-9a-fA-F]{1,8}\}/)
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|
}
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|
]
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|
});
|
|
const ESCAPED_NEWLINE = (rawDelimiter = "") => ({
|
|
className: 'subst',
|
|
match: concat(/\\/, rawDelimiter, /[\t ]*(?:[\r\n]|\r\n)/)
|
|
});
|
|
const INTERPOLATION = (rawDelimiter = "") => ({
|
|
className: 'subst',
|
|
label: "interpol",
|
|
begin: concat(/\\/, rawDelimiter, /\(/),
|
|
end: /\)/
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|
});
|
|
const MULTILINE_STRING = (rawDelimiter = "") => ({
|
|
begin: concat(rawDelimiter, /"""/),
|
|
end: concat(/"""/, rawDelimiter),
|
|
contains: [
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|
ESCAPED_CHARACTER(rawDelimiter),
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|
ESCAPED_NEWLINE(rawDelimiter),
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|
INTERPOLATION(rawDelimiter)
|
|
]
|
|
});
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|
const SINGLE_LINE_STRING = (rawDelimiter = "") => ({
|
|
begin: concat(rawDelimiter, /"/),
|
|
end: concat(/"/, rawDelimiter),
|
|
contains: [
|
|
ESCAPED_CHARACTER(rawDelimiter),
|
|
INTERPOLATION(rawDelimiter)
|
|
]
|
|
});
|
|
const STRING = {
|
|
className: 'string',
|
|
variants: [
|
|
MULTILINE_STRING(),
|
|
MULTILINE_STRING("#"),
|
|
MULTILINE_STRING("##"),
|
|
MULTILINE_STRING("###"),
|
|
SINGLE_LINE_STRING(),
|
|
SINGLE_LINE_STRING("#"),
|
|
SINGLE_LINE_STRING("##"),
|
|
SINGLE_LINE_STRING("###")
|
|
]
|
|
};
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/LexicalStructure.html#ID412
|
|
const QUOTED_IDENTIFIER = {
|
|
match: concat(/`/, identifier, /`/)
|
|
};
|
|
const IMPLICIT_PARAMETER = {
|
|
className: 'variable',
|
|
match: /\$\d+/
|
|
};
|
|
const PROPERTY_WRAPPER_PROJECTION = {
|
|
className: 'variable',
|
|
match: `\\$${identifierCharacter}+`
|
|
};
|
|
const IDENTIFIERS = [
|
|
QUOTED_IDENTIFIER,
|
|
IMPLICIT_PARAMETER,
|
|
PROPERTY_WRAPPER_PROJECTION
|
|
];
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Attributes.html
|
|
const AVAILABLE_ATTRIBUTE = {
|
|
match: /(@|#)available/,
|
|
className: "keyword",
|
|
starts: {
|
|
contains: [
|
|
{
|
|
begin: /\(/,
|
|
end: /\)/,
|
|
keywords: availabilityKeywords,
|
|
contains: [
|
|
...OPERATORS,
|
|
NUMBER,
|
|
STRING
|
|
]
|
|
}
|
|
]
|
|
}
|
|
};
|
|
const KEYWORD_ATTRIBUTE = {
|
|
className: 'keyword',
|
|
match: concat(/@/, either(...keywordAttributes))
|
|
};
|
|
const USER_DEFINED_ATTRIBUTE = {
|
|
className: 'meta',
|
|
match: concat(/@/, identifier)
|
|
};
|
|
const ATTRIBUTES = [
|
|
AVAILABLE_ATTRIBUTE,
|
|
KEYWORD_ATTRIBUTE,
|
|
USER_DEFINED_ATTRIBUTE
|
|
];
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Types.html
|
|
const TYPE = {
|
|
match: lookahead(/\b[A-Z]/),
|
|
relevance: 0,
|
|
contains: [
|
|
{ // Common Apple frameworks, for relevance boost
|
|
className: 'type',
|
|
match: concat(/(AV|CA|CF|CG|CI|CL|CM|CN|CT|MK|MP|MTK|MTL|NS|SCN|SK|UI|WK|XC)/, identifierCharacter, '+')
|
|
},
|
|
{ // Type identifier
|
|
className: 'type',
|
|
match: typeIdentifier,
|
|
relevance: 0
|
|
},
|
|
{ // Optional type
|
|
match: /[?!]+/,
|
|
relevance: 0
|
|
},
|
|
{ // Variadic parameter
|
|
match: /\.\.\./,
|
|
relevance: 0
|
|
},
|
|
{ // Protocol composition
|
|
match: concat(/\s+&\s+/, lookahead(typeIdentifier)),
|
|
relevance: 0
|
|
}
|
|
]
|
|
};
|
|
const GENERIC_ARGUMENTS = {
|
|
begin: /</,
|
|
end: />/,
|
|
keywords: KEYWORDS,
|
|
contains: [
|
|
...COMMENTS,
|
|
...KEYWORD_MODES,
|
|
...ATTRIBUTES,
|
|
OPERATOR_GUARD,
|
|
TYPE
|
|
]
|
|
};
|
|
TYPE.contains.push(GENERIC_ARGUMENTS);
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Expressions.html#ID552
|
|
// Prevents element names from being highlighted as keywords.
|
|
const TUPLE_ELEMENT_NAME = {
|
|
match: concat(identifier, /\s*:/),
|
|
keywords: "_|0",
|
|
relevance: 0
|
|
};
|
|
// Matches tuples as well as the parameter list of a function type.
|
|
const TUPLE = {
|
|
begin: /\(/,
|
|
end: /\)/,
|
|
relevance: 0,
|
|
keywords: KEYWORDS,
|
|
contains: [
|
|
'self',
|
|
TUPLE_ELEMENT_NAME,
|
|
...COMMENTS,
|
|
...KEYWORD_MODES,
|
|
...BUILT_INS,
|
|
...OPERATORS,
|
|
NUMBER,
|
|
STRING,
|
|
...IDENTIFIERS,
|
|
...ATTRIBUTES,
|
|
TYPE
|
|
]
|
|
};
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Declarations.html#ID362
|
|
// Matches both the keyword func and the function title.
|
|
// Grouping these lets us differentiate between the operator function <
|
|
// and the start of the generic parameter clause (also <).
|
|
const FUNC_PLUS_TITLE = {
|
|
beginKeywords: 'func',
|
|
contains: [
|
|
{
|
|
className: 'title',
|
|
match: either(QUOTED_IDENTIFIER.match, identifier, operator),
|
|
// Required to make sure the opening < of the generic parameter clause
|
|
// isn't parsed as a second title.
|
|
endsParent: true,
|
|
relevance: 0
|
|
},
|
|
WHITESPACE
|
|
]
|
|
};
|
|
const GENERIC_PARAMETERS = {
|
|
begin: /</,
|
|
end: />/,
|
|
contains: [
|
|
...COMMENTS,
|
|
TYPE
|
|
]
|
|
};
|
|
const FUNCTION_PARAMETER_NAME = {
|
|
begin: either(
|
|
lookahead(concat(identifier, /\s*:/)),
|
|
lookahead(concat(identifier, /\s+/, identifier, /\s*:/))
|
|
),
|
|
end: /:/,
|
|
relevance: 0,
|
|
contains: [
|
|
{
|
|
className: 'keyword',
|
|
match: /\b_\b/
|
|
},
|
|
{
|
|
className: 'params',
|
|
match: identifier
|
|
}
|
|
]
|
|
};
|
|
const FUNCTION_PARAMETERS = {
|
|
begin: /\(/,
|
|
end: /\)/,
|
|
keywords: KEYWORDS,
|
|
contains: [
|
|
FUNCTION_PARAMETER_NAME,
|
|
...COMMENTS,
|
|
...KEYWORD_MODES,
|
|
...OPERATORS,
|
|
NUMBER,
|
|
STRING,
|
|
...ATTRIBUTES,
|
|
TYPE,
|
|
TUPLE
|
|
],
|
|
endsParent: true,
|
|
illegal: /["']/
|
|
};
|
|
const FUNCTION = {
|
|
className: 'function',
|
|
match: lookahead(/\bfunc\b/),
|
|
contains: [
|
|
FUNC_PLUS_TITLE,
|
|
GENERIC_PARAMETERS,
|
|
FUNCTION_PARAMETERS,
|
|
WHITESPACE
|
|
],
|
|
illegal: [
|
|
/\[/,
|
|
/%/
|
|
]
|
|
};
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Declarations.html#ID375
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Declarations.html#ID379
|
|
const INIT_SUBSCRIPT = {
|
|
className: 'function',
|
|
match: /\b(subscript|init[?!]?)\s*(?=[<(])/,
|
|
keywords: {
|
|
keyword: "subscript init init? init!",
|
|
$pattern: /\w+[?!]?/
|
|
},
|
|
contains: [
|
|
GENERIC_PARAMETERS,
|
|
FUNCTION_PARAMETERS,
|
|
WHITESPACE
|
|
],
|
|
illegal: /\[|%/
|
|
};
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Declarations.html#ID380
|
|
const OPERATOR_DECLARATION = {
|
|
beginKeywords: 'operator',
|
|
end: hljs.MATCH_NOTHING_RE,
|
|
contains: [
|
|
{
|
|
className: 'title',
|
|
match: operator,
|
|
endsParent: true,
|
|
relevance: 0
|
|
}
|
|
]
|
|
};
|
|
|
|
// https://docs.swift.org/swift-book/ReferenceManual/Declarations.html#ID550
|
|
const PRECEDENCEGROUP = {
|
|
beginKeywords: 'precedencegroup',
|
|
end: hljs.MATCH_NOTHING_RE,
|
|
contains: [
|
|
{
|
|
className: 'title',
|
|
match: typeIdentifier,
|
|
relevance: 0
|
|
},
|
|
{
|
|
begin: /{/,
|
|
end: /}/,
|
|
relevance: 0,
|
|
endsParent: true,
|
|
keywords: [
|
|
...precedencegroupKeywords,
|
|
...literals
|
|
],
|
|
contains: [ TYPE ]
|
|
}
|
|
]
|
|
};
|
|
|
|
// Add supported submodes to string interpolation.
|
|
for (const variant of STRING.variants) {
|
|
const interpolation = variant.contains.find(mode => mode.label === "interpol");
|
|
// TODO: Interpolation can contain any expression, so there's room for improvement here.
|
|
interpolation.keywords = KEYWORDS;
|
|
const submodes = [
|
|
...KEYWORD_MODES,
|
|
...BUILT_INS,
|
|
...OPERATORS,
|
|
NUMBER,
|
|
STRING,
|
|
...IDENTIFIERS
|
|
];
|
|
interpolation.contains = [
|
|
...submodes,
|
|
{
|
|
begin: /\(/,
|
|
end: /\)/,
|
|
contains: [
|
|
'self',
|
|
...submodes
|
|
]
|
|
}
|
|
];
|
|
}
|
|
|
|
return {
|
|
name: 'Swift',
|
|
keywords: KEYWORDS,
|
|
contains: [
|
|
...COMMENTS,
|
|
FUNCTION,
|
|
INIT_SUBSCRIPT,
|
|
{
|
|
className: 'class',
|
|
beginKeywords: 'struct protocol class extension enum',
|
|
end: '\\{',
|
|
excludeEnd: true,
|
|
keywords: KEYWORDS,
|
|
contains: [
|
|
hljs.inherit(hljs.TITLE_MODE, {
|
|
begin: /[A-Za-z$_][\u00C0-\u02B80-9A-Za-z$_]*/
|
|
}),
|
|
...KEYWORD_MODES
|
|
]
|
|
},
|
|
OPERATOR_DECLARATION,
|
|
PRECEDENCEGROUP,
|
|
{
|
|
beginKeywords: 'import',
|
|
end: /$/,
|
|
contains: [ ...COMMENTS ],
|
|
relevance: 0
|
|
},
|
|
...KEYWORD_MODES,
|
|
...BUILT_INS,
|
|
...OPERATORS,
|
|
NUMBER,
|
|
STRING,
|
|
...IDENTIFIERS,
|
|
...ATTRIBUTES,
|
|
TYPE,
|
|
TUPLE
|
|
]
|
|
};
|
|
}
|
|
|
|
module.exports = swift;
|