/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
'use strict';
export var conf = {
    // the default separators except `@$`
    wordPattern: /(-?\d*\.\d\w*)|([^\`\~\!\#\%\^\&\*\(\)\-\=\+\[\{\]\}\\\|\;\:\'\"\,\.\<\>\/\?\s]+)/g,
    comments: {
        lineComment: '//',
        blockComment: ['{', '}'],
    },
    brackets: [
        ['{', '}'],
        ['[', ']'],
        ['(', ')'],
        ['<', '>'],
    ],
    autoClosingPairs: [
        { open: '{', close: '}' },
        { open: '[', close: ']' },
        { open: '(', close: ')' },
        { open: '<', close: '>' },
        { open: '\'', close: '\'' },
    ],
    surroundingPairs: [
        { open: '{', close: '}' },
        { open: '[', close: ']' },
        { open: '(', close: ')' },
        { open: '<', close: '>' },
        { open: '\'', close: '\'' },
    ],
    folding: {
        markers: {
            start: new RegExp("^\\s*\\{\\$REGION(\\s\\'.*\\')?\\}"),
            end: new RegExp("^\\s*\\{\\$ENDREGION\\}")
        }
    }
};
export var language = {
    defaultToken: '',
    tokenPostfix: '.pascal',
    ignoreCase: true,
    brackets: [
        { open: '{', close: '}', token: 'delimiter.curly' },
        { open: '[', close: ']', token: 'delimiter.square' },
        { open: '(', close: ')', token: 'delimiter.parenthesis' },
        { open: '<', close: '>', token: 'delimiter.angle' }
    ],
    keywords: [
        'absolute', 'abstract', 'all', 'and_then', 'array', 'as', 'asm',
        'attribute', 'begin', 'bindable', 'case', 'class', 'const',
        'contains', 'default', 'div', 'else', 'end', 'except',
        'exports', 'external', 'far', 'file', 'finalization', 'finally',
        'forward', 'generic', 'goto', 'if', 'implements', 'import', 'in',
        'index', 'inherited', 'initialization', 'interrupt', 'is', 'label',
        'library', 'mod', 'module', 'name', 'near', 'not', 'object', 'of',
        'on', 'only', 'operator', 'or_else', 'otherwise', 'override',
        'package', 'packed', 'pow', 'private', 'program', 'protected',
        'public', 'published', 'interface', 'implementation', 'qualified',
        'read', 'record', 'resident', 'requires', 'resourcestring',
        'restricted', 'segment', 'set', 'shl', 'shr', 'specialize', 'stored',
        'then', 'threadvar', 'to', 'try', 'type', 'unit', 'uses', 'var',
        'view', 'virtual', 'dynamic', 'overload', 'reintroduce', 'with',
        'write', 'xor', 'true', 'false', 'procedure', 'function',
        'constructor', 'destructor', 'property', 'break', 'continue', 'exit',
        'abort', 'while', 'do', 'for', 'raise', 'repeat', 'until'
    ],
    typeKeywords: [
        'boolean', 'double', 'byte', 'integer', 'shortint', 'char',
        'longint', 'float', 'string'
    ],
    operators: [
        '=', '>', '<', '<=', '>=', '<>', ':', ':=', 'and', 'or',
        '+', '-', '*', '/', '@', '&', '^', '%'
    ],
    // we include these common regular expressions
    symbols: /[=><:@\^&|+\-*\/\^%]+/,
    // The main tokenizer for our languages
    tokenizer: {
        root: [
            // identifiers and keywords
            [/[a-zA-Z_][\w]*/, {
                    cases: {
                        '@keywords': { token: 'keyword.$0' },
                        '@default': 'identifier'
                    }
                }],
            // whitespace
            { include: '@whitespace' },
            // delimiters and operators
            [/[{}()\[\]]/, '@brackets'],
            [/[<>](?!@symbols)/, '@brackets'],
            [/@symbols/, {
                    cases: {
                        '@operators': 'delimiter',
                        '@default': ''
                    }
                }],
            // numbers
            [/\d*\.\d+([eE][\-+]?\d+)?/, 'number.float'],
            [/\$[0-9a-fA-F]{1,16}/, 'number.hex'],
            [/\d+/, 'number'],
            // delimiter: after number because of .\d floats
            [/[;,.]/, 'delimiter'],
            // strings
            [/'([^'\\]|\\.)*$/, 'string.invalid'],
            [/'/, 'string', '@string'],
            // characters
            [/'[^\\']'/, 'string'],
            [/'/, 'string.invalid'],
            [/\#\d+/, 'string']
        ],
        comment: [
            [/[^\*\}]+/, 'comment'],
            //[/\(\*/,    'comment', '@push' ],    // nested comment  not allowed :-(
            [/\}/, 'comment', '@pop'],
            [/[\{]/, 'comment']
        ],
        string: [
            [/[^\\']+/, 'string'],
            [/\\./, 'string.escape.invalid'],
            [/'/, { token: 'string.quote', bracket: '@close', next: '@pop' }]
        ],
        whitespace: [
            [/[ \t\r\n]+/, 'white'],
            [/\{/, 'comment', '@comment'],
            [/\/\/.*$/, 'comment'],
        ],
    },
};