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popovers: Check for undefined message.edit_history. 

Signed-off-by: Anders Kaseorg <anders@zulipchat.com>
This commit is contained in:
Anders Kaseorg 2020-02-07 19:24:55 -08:00 committed by Tim Abbott
parent 8dee0ab1e0
commit 4fa1075840
1 changed files with 9 additions and 4 deletions
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13
static/js/popovers.js
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@ -439,10 +439,15 @@ exports.toggle_actions_popover = function (element, id) {
topic &&
muting.is_topic_muted(message.stream_id, topic);
const should_display_edit_history_option = _.any(message.edit_history, function (entry) {
const prev_topic = util.get_edit_event_prev_topic(entry);
return entry.prev_content !== undefined || prev_topic !== undefined;
}) && page_params.realm_allow_edit_history;
const should_display_edit_history_option =
message.edit_history &&
_.any(
message.edit_history,
entry =>
entry.prev_content !== undefined ||
util.get_edit_event_prev_topic(entry) !== undefined
) &&
page_params.realm_allow_edit_history;
// Disabling this for /me messages is a temporary workaround
// for the fact that we don't have a styling for how that