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Restore support for 0-length grid lines.

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Resolves #3503
This commit is contained in:
Neil Fraser
2019-12-11 01:24:51 -08:00
parent 38fe5189bb
commit 5b46652e90
1 changed files with 2 additions and 1 deletions
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3
core/options.js
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@@ -270,7 +270,8 @@ Blockly.Options.parseGridOptions_ = function(options) {
var gridOptions = {};
gridOptions.spacing = Number(grid['spacing']) || 0;
gridOptions.colour = grid['colour'] || '#888';
gridOptions.length = Number(grid['length']) || 1;
gridOptions.length =
(grid['length'] === undefined) ? 1 : Number(grid['length']);
gridOptions.snap = gridOptions.spacing > 0 && !!grid['snap'];
return gridOptions;
};