if foundSum != "" && foundSum != h { // conflicting sums exist
				return "", false
			}
			foundSum = h
		}
	}
	return foundSum, true
}

// checkMod checks the given module's checksum and Go version.
func checkMod(ctx context.Context, mod module.Version) {
	// Do the file I/O before acquiring the go.sum lock.
	ziphash, err := CachePath(ctx, mod, "ziphash")
	if err != nil {

		return dir, err
	}

	// Check if a .ziphash file exists. It should be created before the
	// zip is extracted, but if it was deleted (by another program?), we need
	// to re-calculate it. Note that checkMod will repopulate the ziphash
	// file if it doesn't exist, but if the module is excluded by checks
	// through GONOSUMDB or GOPRIVATE, that check and repopulation won't happen.
	ziphashPath, err := CachePath(ctx, m, "ziphash")

        var checked = $(this).prop('checked');

        $("#filter-popover .form-check-input[value*='" + currentSelectedTag + "']").toArray().forEach(checkbox => checked ? checkbox.setAttribute('checked', 'true') : checkbox.removeAttribute('checked'));

        var selectedTags = $('.popover-body .form-check-input').toArray().filter(checkbox => checkbox.checked).map(checkbox => checkbox.value);

        refreshCards(selectedTags)

                    div.append($("<label>", {for: id}).text(title));
                    var checkbox = $("<input>", {type: "checkbox", id: id, checked: true});
                    div.append(checkbox);
                    checkbox.change(function () {
                        if (checkbox.is(':checked')) {
                            $("." + id).show();
                        } else {

            }
        }

        function onerror(e) {
            console.error(e);
        }
    }

    function toggleLogCallers(checkbox) {
        let scope = checkbox.parentElement.parentElement.id;
        let logCallers = checkbox.checked;

        let url = window.location.protocol + "//" + window.location.host + "/scopej/" + scope;
        let ajax = new XMLHttpRequest();

.jstree-default .jstree-no-icons .jstree-checkbox { display:inline-block; }
.jstree-default .jstree-no-checkboxes .jstree-checkbox { display:none !important; }
.jstree-default .jstree-checked > a > .jstree-checkbox { background-position:-38px -19px; }
.jstree-default .jstree-unchecked > a > .jstree-checkbox { background-position:-2px -19px; }
.jstree-default .jstree-undetermined > a > .jstree-checkbox { background-position:-20px -19px; }

	checkTok(t, s, 0, s.Next(), ' ', "")
	checkTok(t, s, 0, s.Next(), 'b', "")
	checkTok(t, s, 1, s.Scan(), Ident, "cd")
	checkTok(t, s, 1, s.Scan(), '{', "{")
	checkTok(t, s, 2, s.Scan(), Ident, "a")
	checkTok(t, s, 2, s.Scan(), '+', "+")
	checkTok(t, s, 0, s.Next(), '=', "")
	checkTok(t, s, 2, s.Scan(), Ident, "c")
	checkTok(t, s, 3, s.Scan(), '}', "}")
	checkTok(t, s, 3, s.Scan(), BOM, BOMs)

        }
    }

    function toggleLineWrapping() {
        var checkBox = getCheckBox();

        if (checkBox.checked) {
            forAllCodeBlocks(addClass);
        } else {
            forAllCodeBlocks(removeClass);
        }
    }

    function initControls() {
        if (findCodeBlocks().length > 0) {
            var checkBox = getCheckBox();
            var label = getLabelForCheckBox();

	// produced in build.(*Context).Import; modload.AmbiguousImportError,
	// and modload.PackageNotInModuleError; and the malformed module path errors
	// produced in golang.org/x/mod/module.CheckMod) implement an interface
	// to make it easier to check for them? That would save us from having to
	// move the modload errors into this package to avoid a package import cycle,

        </p>
        <p>
          <b>Include</b><br>
          <input type="checkbox" id="stw" checked><label for="stw">STW</label>
          <span class="help">?<span>Stop-the-world stops all goroutines simultaneously.</span></span><br>
          <input type="checkbox" id="background" checked><label for="background">Background workers</label>