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author | Jesse Crocker <jesse@gaiagps.com> | 2017-03-01 11:15:11 -0700 |
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committer | Jesse Crocker <jesse@gaiagps.com> | 2017-03-01 11:15:11 -0700 |
commit | 9e8dc9a9e3e86adb9987ae69766cc42c7d9efece (patch) | |
tree | f5f0abd4d342c89ad0405d01969f9d6caecc1c90 /include/mbgl/util/feature.hpp | |
parent | 16fb0672e64a72b7400c321d55858b73cd5d8c3f (diff) | |
parent | f28d75dccd9bf4a7615df87faccc5cf5eff8df89 (diff) | |
download | qtlocation-mapboxgl-9e8dc9a9e3e86adb9987ae69766cc42c7d9efece.tar.gz |
Merge remote-tracking branch 'origin/master' into feature/custom-vector-source
Diffstat (limited to 'include/mbgl/util/feature.hpp')
-rw-r--r-- | include/mbgl/util/feature.hpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/mbgl/util/feature.hpp b/include/mbgl/util/feature.hpp index b72aa15ddd..4eeceda944 100644 --- a/include/mbgl/util/feature.hpp +++ b/include/mbgl/util/feature.hpp @@ -12,4 +12,21 @@ using PropertyMap = mapbox::geometry::property_map; using FeatureIdentifier = mapbox::geometry::identifier; using Feature = mapbox::geometry::feature<double>; +template <class T> +optional<T> numericValue(const Value& value) { + return value.match( + [] (uint64_t t) { + return optional<T>(t); + }, + [] (int64_t t) { + return optional<T>(t); + }, + [] (double t) { + return optional<T>(t); + }, + [] (auto) { + return optional<T>(); + }); +} + } // namespace mbgl |