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Fixed "Cannot read property 'firstElementChild' of null" on WFS readProjectionFromNode.

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Occurs when a FeatureCollection is empty.

Code style changes @bartvde

Added test case for #3118.

Attempt to make jshint happy.

Fixed tab character.

Another code style change (jshint)....
This commit is contained in:
Brian Reavis
2015-01-12 15:03:06 -07:00
parent 5dca3e9b20
commit 37dac8e0cf
3 changed files with 29 additions and 2 deletions
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7
src/ol/format/wfsformat.js
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@@ -747,8 +747,10 @@ ol.format.WFS.prototype.readProjectionFromDocument = function(doc) {
ol.format.WFS.prototype.readProjectionFromNode = function(node) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'FeatureCollection');
node = node.firstElementChild.firstElementChild;
if (goog.isDefAndNotNull(node)) {
if (goog.isDefAndNotNull(node.firstElementChild) &&
goog.isDefAndNotNull(node.firstElementChild.firstElementChild)) {
node = node.firstElementChild.firstElementChild;
for (var n = node.firstElementChild; !goog.isNull(n);
n = n.nextElementSibling) {
if (!(n.childNodes.length === 0 ||
@@ -760,5 +762,6 @@ ol.format.WFS.prototype.readProjectionFromNode = function(node) {
}
}
}
return null;
};