/*---------------------------------------------------------------------------------------------
 *  Copyright (C) David Owens II, owensd.io. All rights reserved.
 *--------------------------------------------------------------------------------------------*/
define("vs/editor/standalone-languages/swift", ["require", "exports"], function (require, exports) {
    'use strict';
    exports.language = {
        displayName: 'Swift',
        name: 'swift',
        defaultToken: '',
        lineComment: '//',
        blockCommentStart: '/*',
        blockCommentEnd: '*/',
        // TODO(owensd): Support the full range of unicode valid identifiers.
        identifier: /[a-zA-Z_][\w$]*/,
        // TODO(owensd): Support the @availability macro properly.
        attributes: [
            '@autoclosure', '@noescape', '@noreturn', '@NSApplicationMain', '@NSCopying', '@NSManaged',
            '@objc', '@UIApplicationMain', '@noreturn', '@availability', '@IBAction', '@IBDesignable', '@IBInspectable', '@IBOutlet'
        ],
        accessmodifiers: ['public', 'private', 'internal'],
        keywords: [
            '__COLUMN__', '__FILE__', '__FUNCTION__', '__LINE__', 'as', 'as!', 'as?', 'associativity', 'break', 'case', 'catch',
            'class', 'continue', 'convenience', 'default', 'deinit', 'didSet', 'do', 'dynamic', 'dynamicType',
            'else', 'enum', 'extension', 'fallthrough', 'final', 'for', 'func', 'get', 'guard', 'if', 'import', 'in', 'infix',
            'init', 'inout', 'internal', 'is', 'lazy', 'left', 'let', 'mutating', 'nil', 'none', 'nonmutating', 'operator',
            'optional', 'override', 'postfix', 'precedence', 'prefix', 'private', 'protocol', 'Protocol', 'public',
            'repeat', 'required', 'return', 'right', 'self', 'Self', 'set', 'static', 'struct', 'subscript', 'super', 'switch',
            'throw', 'throws', 'try', 'try!', 'Type', 'typealias', 'unowned', 'var', 'weak', 'where', 'while', 'willSet', 'FALSE', 'TRUE'
        ],
        symbols: /[=(){}\[\].,:;@#\_&\-<>`?!+*\\\/]/,
        // Moved . to operatorstart so it can be a delimiter
        operatorstart: /[\/=\-+!*%<>&|^~?\u00A1-\u00A7\u00A9\u00AB\u00AC\u00AE\u00B0-\u00B1\u00B6\u00BB\u00BF\u00D7\u00F7\u2016-\u2017\u2020-\u2027\u2030-\u203E\u2041-\u2053\u2055-\u205E\u2190-\u23FF\u2500-\u2775\u2794-\u2BFF\u2E00-\u2E7F\u3001-\u3003\u3008-\u3030]/,
        operatorend: /[\u0300-\u036F\u1DC0-\u1DFF\u20D0-\u20FF\uFE00-\uFE0F\uFE20-\uFE2F\uE0100-\uE01EF]/,
        operators: /(@operatorstart)((@operatorstart)|(@operatorend))*/,
        // TODO(owensd): These are borrowed from C#; need to validate correctness for Swift.
        escapes: /\\(?:[abfnrtv\\"']|x[0-9A-Fa-f]{1,4}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})/,
        tokenizer: {
            root: [
                { include: '@comment' },
                { include: '@attribute' },
                { include: '@literal' },
                { include: '@keyword' },
                { include: '@invokedmethod' },
                { include: '@symbol' },
            ],
            symbol: [
                [/[{}()\[\]]/, '@brackets'],
                [/[<>](?!@symbols)/, '@brackets'],
                [/[.]/, 'delimiter'],
                [/@operators/, 'keyword.operator'],
                [/@symbols/, 'keyword.operator']
            ],
            comment: [
                [/\/\/\/.*$/, 'comment.doc'],
                [/\/\*\*/, 'comment.doc', '@commentdocbody'],
                [/\/\/.*$/, 'comment'],
                [/\/\*/, 'comment', '@commentbody']
            ],
            commentdocbody: [
                [/\/\*/, 'comment', '@commentbody'],
                [/\*\//, 'comment.doc', '@pop'],
                [/\:[a-zA-Z]+\:/, 'comment.doc.param'],
                [/./, 'comment.doc']
            ],
            commentbody: [
                [/\/\*/, 'comment', '@commentbody'],
                [/\*\//, 'comment', '@pop'],
                [/./, 'comment']
            ],
            attribute: [
                [/\@@identifier/, { cases: { '@attributes': 'keyword.control', '@default': '' } }]
            ],
            literal: [
                [/"/, { token: 'string.quote', bracket: '@open', next: '@stringlit' }],
                [/0[b]([01]_?)+/, 'number.binary'],
                [/0[o]([0-7]_?)+/, 'number.octal'],
                [/0[x]([0-9a-fA-F]_?)+([pP][\-+](\d_?)+)?/, 'number.hex'],
                [/(\d_?)*\.(\d_?)+([eE][\-+]?(\d_?)+)?/, 'number.float'],
                [/(\d_?)+/, 'number']
            ],
            stringlit: [
                [/\\\(/, { token: 'keyword.operator', bracket: '@open', next: '@interpolatedexpression' }],
                [/@escapes/, 'string'],
                [/\\./, 'string.escape.invalid'],
                [/"/, { token: 'string.quote', bracket: '@close', next: '@pop' }],
                [/./, 'string']
            ],
            interpolatedexpression: [
                [/\(/, { token: 'keyword.operator', bracket: '@open', next: '@interpolatedexpression' }],
                [/\)/, { token: 'keyword.operator', bracket: '@close', next: '@pop' }],
                { include: '@literal' },
                { include: '@keyword' },
                { include: '@symbol' }
            ],
            keyword: [
                [/`/, { token: 'keyword.operator', bracket: '@open', next: '@escapedkeyword' }],
                [/@identifier/, { cases: { '@keywords': 'keyword', '[A-Z][\a-zA-Z0-9$]*': 'type.identifier', '@default': 'identifier' } }]
            ],
            escapedkeyword: [
                [/`/, { token: 'keyword.operator', bracket: '@close', next: '@pop' }],
                [/./, 'identifier']
            ],
            //		symbol: [
            //			[ /@symbols/, 'keyword.operator' ],
            //			[ /@operators/, 'keyword.operator' ]
            //		],
            invokedmethod: [
                [/([.])(@identifier)/, { cases: { '$2': ['delimeter', 'type.identifier'], '@default': '' } }],
            ]
        }
    };
});

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