/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Red Hat, Inc. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define(["require", "exports", "../parser/yamlParser07"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.getSchemaFromModeline = getSchemaFromModeline;
    exports.isModeline = isModeline;
    const yamlParser07_1 = require("../parser/yamlParser07");
    /**
     * Retrieve schema if declared as modeline.
     * Public for testing purpose, not part of the API.
     * @param doc
     */
    function getSchemaFromModeline(doc) {
        if (doc instanceof yamlParser07_1.SingleYAMLDocument) {
            const yamlLanguageServerModeline = doc.documentHeaderComments.find((lineComment) => {
                return isModeline(lineComment);
            });
            if (yamlLanguageServerModeline != undefined) {
                const schemaMatches = yamlLanguageServerModeline.match(/\$schema(?:=|:[^\S\r\n]*)(\S+)/);
                if (schemaMatches !== null && schemaMatches.length === 2) {
                    return schemaMatches[1];
                }
            }
        }
        return undefined;
    }
    function isModeline(lineText) {
        const matchModeline = lineText.match(/^#\s+(?:yaml-language-server\s*:|\$schema:)/g);
        return matchModeline !== null && matchModeline.length === 1;
    }
});
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