sasDropOtherAssignment: drop superfluous assignment name when the name is already defined.
Description
this is happening in the DRG definitions for AHRQ comorbidities. We have data like:
"HTNDRG" 079,305 = "YES"
I would like this to be list(HTNDRG="079,305")
Usage
sasDropOtherAssignment(x)
Arguments
x
in this case is '079,305 = "YES"' (quotes may be present in the string itself)