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Guard against JSON.parse errors.

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Also show successful style parse status after a style error was corrected
but it is the same style as previously.
This commit is contained in:
Maximilian Krög
2019-10-03 00:17:33 +02:00
parent db34a338d6
commit dee114d4c4
1 changed files with 5 additions and 6 deletions
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11
examples/webgl-points-layer.js
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@@ -81,13 +81,12 @@ function setStyleStatus(valid) {
const editor = document.getElementById('style-editor');
editor.addEventListener('input', function() {
const textStyle = editor.value;
if (JSON.stringify(JSON.parse(textStyle)) === JSON.stringify(literalStyle)) {
return;
}
try {
literalStyle = JSON.parse(textStyle);
refreshLayer();
const newLiteralStyle = JSON.parse(textStyle);
if (JSON.stringify(newLiteralStyle) !== JSON.stringify(literalStyle)) {
literalStyle = newLiteralStyle;
refreshLayer();
}
setStyleStatus(true);
} catch (e) {
setStyleStatus(false);