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Fix a JS issue when the anchor element on a page has no container
Summary: See D21213. If there's no matching element, `findAbove()` throws. Handle these cases correctly. Test Plan: Visited `#toc` on a revision, no longer saw a JS error. Differential Revision: https://secure.phabricator.com/D21222
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6430d6d638
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6b69102990
2 changed files with 18 additions and 10 deletions
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@ -10,7 +10,7 @@ return array(
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'conpherence.pkg.css' => '0e3cf785',
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'conpherence.pkg.js' => '020aebcf',
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'core.pkg.css' => '1b80c45d',
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'core.pkg.js' => '632fb8f5',
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'core.pkg.js' => '1e667bcb',
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'dark-console.pkg.js' => '187792c2',
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'differential.pkg.css' => '2d70b7b9',
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'differential.pkg.js' => '22ec6f26',
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@ -508,7 +508,7 @@ return array(
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'rsrc/js/core/behavior-tokenizer.js' => '3b4899b0',
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'rsrc/js/core/behavior-tooltip.js' => '73ecc1f8',
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'rsrc/js/core/behavior-user-menu.js' => '60cd9241',
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'rsrc/js/core/behavior-watch-anchor.js' => 'e55a1db5',
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'rsrc/js/core/behavior-watch-anchor.js' => 'a77e2cbd',
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'rsrc/js/core/behavior-workflow.js' => '9623adc1',
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'rsrc/js/core/darkconsole/DarkLog.js' => '3b869402',
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'rsrc/js/core/darkconsole/DarkMessage.js' => '26cd4b73',
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@ -658,7 +658,7 @@ return array(
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'javelin-behavior-phabricator-tooltips' => '73ecc1f8',
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'javelin-behavior-phabricator-transaction-comment-form' => '2bdadf1a',
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'javelin-behavior-phabricator-transaction-list' => '9cec214e',
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'javelin-behavior-phabricator-watch-anchor' => 'e55a1db5',
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'javelin-behavior-phabricator-watch-anchor' => 'a77e2cbd',
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'javelin-behavior-pholio-mock-edit' => '3eed1f2b',
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'javelin-behavior-pholio-mock-view' => '5aa1544e',
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'javelin-behavior-phui-dropdown-menu' => '5cf0501a',
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@ -1874,6 +1874,12 @@ return array(
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'javelin-install',
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'javelin-dom',
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),
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'a77e2cbd' => array(
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'javelin-behavior',
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'javelin-stratcom',
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'javelin-dom',
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'javelin-vector',
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),
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'a8f573a9' => array(
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'javelin-install',
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'javelin-dom',
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@ -2122,12 +2128,6 @@ return array(
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'javelin-dom',
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'phuix-dropdown-menu',
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),
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'e55a1db5' => array(
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'javelin-behavior',
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'javelin-stratcom',
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'javelin-dom',
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'javelin-vector',
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),
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'e5bdb730' => array(
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'javelin-behavior',
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'javelin-stratcom',
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@ -98,7 +98,15 @@ JX.behavior('phabricator-watch-anchor', function() {
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// If there's an "anchor-container" parent element, we'll make the
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// display adjustment to that node instead. For example, this is used
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// by the timeline to highlight timeline stories.
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var container = JX.DOM.findAbove(node, null, 'anchor-container');
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var container;
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try {
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container = JX.DOM.findAbove(node, null, 'anchor-container');
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} catch (ex) {
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// Ignore.
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}
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if (container) {
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display_target = container;
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} else {
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