Nothing
## TODO(mstokely): Set and fetch are undocumented in Message-class.Rd
## And untested. Are they usful?
setGeneric( "set", function(object, field, index, values ){
standardGeneric( "set" )
} )
setMethod( "set", "Message", function(object, field, index, values ){
if( !is.numeric( index ) ){
stop( "index should be numbers" )
}
if( inherits( values, "Message" ) ){
values <- list( values )
}
# TODO: we need to handle R type = RAWSXP and cpp type == string or bytes
if( !identical( length( values ), length(index) ) ){
# TODO: we might want to be more flexible about that later
# recycling, ...
stop( "`index` should have the same length as `values`" )
}
fsize <- size( object, field )
if( any( index > fsize ) || any( index < 1) ){
stop( sprintf( "index should only contain values between 1 and %d", fsize ) )
}
.Call( "Message__set_field_values", object@pointer,
field, index - 1L , values,
PACKAGE = "RProtoBuf" )
# we work by reference
invisible( NULL )
} )
setGeneric( "fetch", function(object, field, index ){
standardGeneric( "fetch" )
} )
setMethod( "fetch", "Message", function(object, field, index ){
if( !is.numeric( index ) ){
stop( "index should be numbers" )
}
fsize <- size( object, field )
if( any( index > fsize ) || any( index < 1) ){
stop( sprintf( "index should only contain values between 1 and %d", fsize ) )
}
.Call( "Message__get_field_values", object@pointer,
field, index - 1L , PACKAGE = "RProtoBuf" )
} )
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