dts-jest/lib/utils/find-docblock-options.js

A preprocessor for Jest to snapshot test TypeScript declaration (.d.ts) files

"use strict";
exports.__esModule = true;
var definitions_1 = require("../definitions");
var for_each_comment_1 = require("./for-each-comment");
exports.find_docblock_options = function (source_file, ts) {
    var options = {};
    for_each_comment_1.for_each_comment(source_file, function (comment) {
        if (!comment.startsWith('/**')) {
            return false;
        }
        var matched = comment.match(definitions_1.docblock_option_regex);
        if (matched === null) {
            return false;
        }
        var options_literal = matched[definitions_1.DocblockOptionMatchIndex.Options].trim();
        options_literal.split(/\s+/).forEach(function (option_value) {
            switch (option_value) {
                case definitions_1.DocblockOptionValue.EnableTestType:
                    options.test_type = true;
                    break;
                case definitions_1.DocblockOptionValue.EnableTestValue:
                    options.test_value = true;
                    break;
                case definitions_1.DocblockOptionValue.DisableTestType:
                    options.test_type = false;
                    break;
                case definitions_1.DocblockOptionValue.DisableTestValue:
                    options.test_value = false;
                    break;
                default:
                    throw new Error("Unexpected option value '" + option_value + "'");
            }
        });
        return false;
    }, ts);
    return options;
};