/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
define(["require", "exports"], function (require, exports) {
    'use strict';
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.conf = {
        comments: {
            lineComment: '//'
        },
        brackets: [['{', '}'], ['[', ']'], ['(', ')']],
        autoClosingPairs: [
            { open: '"', close: '"', notIn: ['string', 'comment'] },
            { open: '\'', close: '\'', notIn: ['string', 'comment'] },
            { open: '{', close: '}', notIn: ['string', 'comment'] },
            { open: '[', close: ']', notIn: ['string', 'comment'] },
            { open: '(', close: ')', notIn: ['string', 'comment'] },
        ],
        folding: {
            offSide: true
        }
    };
    exports.language = {
        defaultToken: '',
        tokenPostfix: '.pug',
        ignoreCase: true,
        brackets: [
            { token: 'delimiter.curly', open: '{', close: '}' },
            { token: 'delimiter.array', open: '[', close: ']' },
            { token: 'delimiter.parenthesis', open: '(', close: ')' }
        ],
        keywords: ['append', 'block', 'case', 'default', 'doctype', 'each', 'else', 'extends',
            'for', 'if', 'in', 'include', 'mixin', 'typeof', 'unless', 'var', 'when'],
        tags: [
            'a', 'abbr', 'acronym', 'address', 'area', 'article', 'aside', 'audio',
            'b', 'base', 'basefont', 'bdi', 'bdo', 'blockquote', 'body', 'br', 'button',
            'canvas', 'caption', 'center', 'cite', 'code', 'col', 'colgroup', 'command',
            'datalist', 'dd', 'del', 'details', 'dfn', 'div', 'dl', 'dt',
            'em', 'embed',
            'fieldset', 'figcaption', 'figure', 'font', 'footer', 'form', 'frame', 'frameset',
            'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'header', 'hgroup', 'hr', 'html',
            'i', 'iframe', 'img', 'input', 'ins',
            'keygen', 'kbd',
            'label', 'li', 'link',
            'map', 'mark', 'menu', 'meta', 'meter',
            'nav', 'noframes', 'noscript',
            'object', 'ol', 'optgroup', 'option', 'output',
            'p', 'param', 'pre', 'progress',
            'q',
            'rp', 'rt', 'ruby',
            's', 'samp', 'script', 'section', 'select', 'small', 'source', 'span', 'strike', 'strong', 'style', 'sub', 'summary', 'sup',
            'table', 'tbody', 'td', 'textarea', 'tfoot', 'th', 'thead', 'time', 'title', 'tr', 'tracks', 'tt',
            'u', 'ul',
            'video',
            'wbr'
        ],
        // we include these common regular expressions
        symbols: /[\+\-\*\%\&\|\!\=\/\.\,\:]+/,
        escapes: /\\(?:[abfnrtv\\"']|x[0-9A-Fa-f]{1,4}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})/,
        tokenizer: {
            root: [
                // Tag or a keyword at start
                [/^(\s*)([a-zA-Z_-][\w-]*)/,
                    {
                        cases: {
                            '$2@tags': {
                                cases: {
                                    '@eos': ['', 'tag'],
                                    '@default': ['', { token: 'tag', next: '@tag.$1' },]
                                }
                            },
                            '$2@keywords': ['', { token: 'keyword.$2' },],
                            '@default': ['', '',]
                        }
                    }
                ],
                // id
                [/^(\s*)(#[a-zA-Z_-][\w-]*)/, {
                        cases: {
                            '@eos': ['', 'tag.id'],
                            '@default': ['', { token: 'tag.id', next: '@tag.$1' }]
                        }
                    }],
                // class
                [/^(\s*)(\.[a-zA-Z_-][\w-]*)/, {
                        cases: {
                            '@eos': ['', 'tag.class'],
                            '@default': ['', { token: 'tag.class', next: '@tag.$1' }]
                        }
                    }],
                // plain text with pipe
                [/^(\s*)(\|.*)$/, ''],
                { include: '@whitespace' },
                // keywords
                [/[a-zA-Z_$][\w$]*/, {
                        cases: {
                            '@keywords': { token: 'keyword.$0' },
                            '@default': ''
                        }
                    }],
                // delimiters and operators
                [/[{}()\[\]]/, '@brackets'],
                [/@symbols/, 'delimiter'],
                // numbers
                [/\d+\.\d+([eE][\-+]?\d+)?/, 'number.float'],
                [/\d+/, 'number'],
                // strings:
                [/"/, 'string', '@string."'],
                [/'/, 'string', '@string.\''],
            ],
            tag: [
                [/(\.)(\s*$)/, [{ token: 'delimiter', next: '@blockText.$S2.' }, '']],
                [/\s+/, { token: '', next: '@simpleText' }],
                // id
                [/#[a-zA-Z_-][\w-]*/, {
                        cases: {
                            '@eos': { token: 'tag.id', next: '@pop' },
                            '@default': 'tag.id'
                        }
                    }],
                // class
                [/\.[a-zA-Z_-][\w-]*/, {
                        cases: {
                            '@eos': { token: 'tag.class', next: '@pop' },
                            '@default': 'tag.class'
                        }
                    }],
                // attributes
                [/\(/, { token: 'delimiter.parenthesis', next: '@attributeList' }],
            ],
            simpleText: [
                [/[^#]+$/, { token: '', next: '@popall' }],
                [/[^#]+/, { token: '' }],
                // interpolation
                [/(#{)([^}]*)(})/, {
                        cases: {
                            '@eos': ['interpolation.delimiter', 'interpolation', { token: 'interpolation.delimiter', next: '@popall' }],
                            '@default': ['interpolation.delimiter', 'interpolation', 'interpolation.delimiter']
                        }
                    }],
                [/#$/, { token: '', next: '@popall' }],
                [/#/, '']
            ],
            attributeList: [
                [/\s+/, ''],
                [/(\w+)(\s*=\s*)("|')/, ['attribute.name', 'delimiter', { token: 'attribute.value', next: '@value.$3' }]],
                [/\w+/, 'attribute.name'],
                [/,/, {
                        cases: {
                            '@eos': { token: 'attribute.delimiter', next: '@popall' },
                            '@default': 'attribute.delimiter'
                        }
                    }],
                [/\)$/, { token: 'delimiter.parenthesis', next: '@popall' }],
                [/\)/, { token: 'delimiter.parenthesis', next: '@pop' }],
            ],
            whitespace: [
                [/^(\s*)(\/\/.*)$/, { token: 'comment', next: '@blockText.$1.comment' }],
                [/[ \t\r\n]+/, ''],
                [/<!--/, { token: 'comment', next: '@comment' }],
            ],
            blockText: [
                [/^\s+.*$/, {
                        cases: {
                            '($S2\\s+.*$)': { token: '$S3' },
                            '@default': { token: '@rematch', next: '@popall' }
                        }
                    }],
                [/./, { token: '@rematch', next: '@popall' }]
            ],
            comment: [
                [/[^<\-]+/, 'comment.content'],
                [/-->/, { token: 'comment', next: '@pop' }],
                [/<!--/, 'comment.content.invalid'],
                [/[<\-]/, 'comment.content']
            ],
            string: [
                [/[^\\"'#]+/, {
                        cases: {
                            '@eos': { token: 'string', next: '@popall' },
                            '@default': 'string'
                        }
                    }],
                [/@escapes/, {
                        cases: {
                            '@eos': { token: 'string.escape', next: '@popall' },
                            '@default': 'string.escape'
                        }
                    }],
                [/\\./, {
                        cases: {
                            '@eos': { token: 'string.escape.invalid', next: '@popall' },
                            '@default': 'string.escape.invalid'
                        }
                    }],
                // interpolation
                [/(#{)([^}]*)(})/, ['interpolation.delimiter', 'interpolation', 'interpolation.delimiter']],
                [/#/, 'string'],
                [/["']/, {
                        cases: {
                            '$#==$S2': { token: 'string', next: '@pop' },
                            '@default': { token: 'string' }
                        }
                    }],
            ],
            // Almost identical to above, except for escapes and the output token
            value: [
                [/[^\\"']+/, {
                        cases: {
                            '@eos': { token: 'attribute.value', next: '@popall' },
                            '@default': 'attribute.value'
                        }
                    }],
                [/\\./, {
                        cases: {
                            '@eos': { token: 'attribute.value', next: '@popall' },
                            '@default': 'attribute.value'
                        }
                    }],
                [/["']/, {
                        cases: {
                            '$#==$S2': { token: 'attribute.value', next: '@pop' },
                            '@default': { token: 'attribute.value' }
                        }
                    }],
            ],
        },
    };
});