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Transitive const
================
Problem:
type TreeMap = struct {
# Should always be const
ref const TreeNode defaults
# Should be transitive-const
ref TreeNode root
}
Solution 1:
- Allow explicitly marking fields as const, to avoid "var" qualifiers from
being transitive.
type TreeMap = struct {
ref const TreeNodes defaults
ref TreeNode root
}
XXX is this even needed?
Can't we just use the "var" keyword, like this:
type TreeMap = struct {
ref TreeNodes defaults
var ref var TreeNode root
var int num_nodes
}
(The same could also be applied for threaded, shared, etc...)
... and how about re-considering "ref>" syntax:
type TreeMap = struct {
ref> TreeNodes defaults
var ref> var TreeNode root
var int num_nodes
}
... or:
type TreeMap = struct {
>TreeNodes defaults
var > var TreeNode root
var int num_nodes
}
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