/*---------------------------------------------------------------------------------------------
 *  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 = {
        brackets: [
            ['{', '}'],
            ['[', ']'],
            ['(', ')']
        ],
        autoClosingPairs: [
            { open: '{', close: '}' },
            { open: '[', close: ']' },
            { open: '(', close: ')' },
            { open: '"', close: '"' },
            { open: '\'', close: '\'' },
        ],
        surroundingPairs: [
            { open: '{', close: '}' },
            { open: '[', close: ']' },
            { open: '(', close: ')' },
            { open: '"', close: '"' },
            { open: '\'', close: '\'' },
        ]
    };
    exports.language = {
        defaultToken: '',
        tokenPostfix: '.dockerfile',
        instructions: /FROM|MAINTAINER|RUN|EXPOSE|ENV|ADD|ARG|VOLUME|LABEL|USER|WORKDIR|COPY|CMD|STOPSIGNAL|SHELL|HEALTHCHECK|ENTRYPOINT/,
        instructionAfter: /ONBUILD/,
        variableAfter: /ENV/,
        variable: /\${?[\w]+}?/,
        tokenizer: {
            root: [
                { include: '@whitespace' },
                { include: '@comment' },
                [/(@instructionAfter)(\s+)/, ['keyword', { token: '', next: '@instructions' }]],
                ['', 'keyword', '@instructions']
            ],
            instructions: [
                [/(@variableAfter)(\s+)([\w]+)/, ['keyword', '', { token: 'variable', next: '@arguments' }]],
                [/(@instructions)/, 'keyword', '@arguments']
            ],
            arguments: [
                { include: '@whitespace' },
                { include: '@strings' },
                [/(@variable)/, {
                        cases: {
                            '@eos': { token: 'variable', next: '@popall' },
                            '@default': 'variable'
                        }
                    }],
                [/\\/, {
                        cases: {
                            '@eos': '',
                            '@default': ''
                        }
                    }],
                [/./, {
                        cases: {
                            '@eos': { token: '', next: '@popall' },
                            '@default': ''
                        }
                    }],
            ],
            // Deal with white space, including comments
            whitespace: [
                [/\s+/, {
                        cases: {
                            '@eos': { token: '', next: '@popall' },
                            '@default': ''
                        }
                    }],
            ],
            comment: [
                [/(^#.*$)/, 'comment', '@popall']
            ],
            // Recognize strings, including those broken across lines with \ (but not without)
            strings: [
                [/'$/, 'string', '@popall'],
                [/'/, 'string', '@stringBody'],
                [/"$/, 'string', '@popall'],
                [/"/, 'string', '@dblStringBody']
            ],
            stringBody: [
                [/[^\\\$']/, {
                        cases: {
                            '@eos': { token: 'string', next: '@popall' },
                            '@default': 'string'
                        }
                    }],
                [/\\./, 'string.escape'],
                [/'$/, 'string', '@popall'],
                [/'/, 'string', '@pop'],
                [/(@variable)/, 'variable'],
                [/\\$/, 'string'],
                [/$/, 'string', '@popall']
            ],
            dblStringBody: [
                [/[^\\\$"]/, {
                        cases: {
                            '@eos': { token: 'string', next: '@popall' },
                            '@default': 'string'
                        }
                    }],
                [/\\./, 'string.escape'],
                [/"$/, 'string', '@popall'],
                [/"/, 'string', '@pop'],
                [/(@variable)/, 'variable'],
                [/\\$/, 'string'],
                [/$/, 'string', '@popall']
            ]
        }
    };
});