dts-jest/lib/utils/find-trigger-headers.js

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

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.find_trigger_headers = void 0;
var definitions_1 = require("../definitions");
var for_each_comment_1 = require("./for-each-comment");
var get_comment_content_1 = require("./get-comment-content");
var parse_trigger_header_flags_1 = require("./parse-trigger-header-flags");
var find_trigger_headers = function (source_file, ts) {
    var headers = [];
    var last_group;
    (0, for_each_comment_1.for_each_comment)(source_file, function (comment, scanner) {
        var match = (0, get_comment_content_1.get_comment_content)(comment)
            // treat `@ts-expect-error` as `@dts-jest:fail`
            .replace(/^\s*@ts-expect-error/, '@dts-jest:fail')
            .match(definitions_1.trigger_header_regex);
        if (match === null) {
            return;
        }
        var description = match[definitions_1.TriggerHeaderMatchIndex.Description];
        var flags = (0, parse_trigger_header_flags_1.parse_trigger_header_flags)(match[definitions_1.TriggerHeaderMatchIndex.Flags]);
        var start = scanner.getTokenPos();
        var line = source_file.getLineAndCharacterOfPosition(start).line;
        if (flags & definitions_1.TriggerHeaderFlags[':group']) {
            last_group = {
                line: line,
                method: get_group_method(flags),
                description: description.length === 0 ? undefined : description,
            };
        }
        else {
            headers.push({
                line: line,
                flags: flags,
                method: get_test_method(flags),
                description: description.length === 0 ? undefined : description,
                group: last_group,
            });
        }
    }, ts);
    return headers;
};
exports.find_trigger_headers = find_trigger_headers;
function get_test_method(flag) {
    return flag & definitions_1.TriggerHeaderFlags[':only']
        ? definitions_1.TestMethod.Only
        : flag & definitions_1.TriggerHeaderFlags[':skip']
            ? definitions_1.TestMethod.Skip
            : definitions_1.TestMethod.Test;
}
function get_group_method(flag) {
    return flag & definitions_1.TriggerHeaderFlags[':only']
        ? definitions_1.GroupMethod.Only
        : flag & definitions_1.TriggerHeaderFlags[':skip']
            ? definitions_1.GroupMethod.Skip
            : definitions_1.GroupMethod.Test;
}