vectortile parsing error

[ansis]

Uncaught TypeError: Cannot read property 'push' of undefined
vectortilefeature.js:76
https://github.com/mapbox/vector-tile-js/blob/5b562b945aa552f48b3e0b6fb37c5de08a5219af/lib/vectortilefeature.js#L76

This happens when parsing tile 11/572/748
http://localhost:3000/debug/#11.3/43.5449/-79.4266/-17.3

[jfirebaugh]

The second feature in the "water" layer of this tile has a geometry that begins with a "closePolygon" command. vector-tile-js assumes that can't happen.

/cc @springmeyer

[jfirebaugh]

Pushed a failing test-case to vtjs: https://github.com/mapbox/vector-tile-js/compare/mapbox-gl-js-1019

[springmeyer]

@jfirebaugh - will need to try to reduce a testcase by recreating tiles from water - tracking at mapbox/mapnik-vector-tile#90

[mourner]

Upstream.