r-sf may not support PROJ.6 (#11767)

* r-sf may not support PROJ.6

* Add comment explaining dep
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Adam J. Stewart 2019-06-23 11:35:33 -05:00 committed by GitHub
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commit 9c54d8ef6c
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@ -25,4 +25,6 @@ class RSf(RPackage):
depends_on('r-magrittr', type=('build', 'run'))
depends_on('gdal@2.0.0:')
depends_on('geos@3.3.0:')
depends_on('proj@4.8.0:')
# Since PROJ.4 and PROJ.6 have incompatible APIs, I'm assuming
# that since r-sf supports PROJ.4, it doesn't support PROJ.6
depends_on('proj@4.8.0:5')