v2.0.0

• updated licence to MIT
• corrected incorrect CRS object to align with sf >= v0.9 issue 83
• moved to tinytest for test coverage
• removed curl dependency issue 81
• NULLs coerced to correct type issue 79

v1.3.3

• removed Boost links
• updated tests ready for R v4.0.0

v1.3.2

• using rapidjson::FileReadStream to read large files from disk issue 64
• crs and proj4string arguments added to geojson_sf and geojson_sfc
• dependency on sfheaders
• fix crash due to factor levels issue 62
• fix invalid GeoJSON when NA elements issue 63

v1.3

• restructured C++ src code for easier navigation and linking
• added dependency on jsonify v0.2 and fixed tests
• Factors now default to strings

v1.2.2

• digits argument for rounding coordinates
• fix '{"type":"FeatureCollection","features":[]}' example Issue 58

v1.2.1

• fixed crash when mis-specified MultiPolygon issue 51
• df_geojson() converts data.frame to GeoJSON POINTs

v1.2.0

• sf_geojson() and sfc_geojson() output “json” class objects
• better handling of null objects / geometries issue 36
• Date and POSIX objects handled issue 32
• Z (elevation) and M attributes handled issue 28
• simplify argument for geojson_sf() to keep FeatureCollections when converting sf without properties
• sf_geojson() performance improvments using jsonify

Changes

• factors are now treated as-is (numeric)

v1.1.0

• fix for GeometryCollection not being closed correctly

v1.0.0

• sf_geojson() and sfc_geojson() to convert from sf to GeoJSON
• geojson_sf() and geojson_sfc() can now read from a url or file

v0.2.0 First release

• geojson_sf() convert GeoJSON to sf object
• geojson_sfc() convert GeoJSON to sfc object
• geojson_wkt() convert GeoJSON to data.frame with a Well-known text column