Number protocol
From Erights
For some type T which is like a number, these are the conventional messages to implement.
This protocol is implemented by Integer and Float64.
XXX This list is not complete, not properly documented, and not discussed.
XXX Consider whether this page could be turned into a template which generates tests of the number protocol for specific number types.
Contents |
Protocol
add/1
- Signature: add(other :T) :T
Sugar expansion of +. XXX write documentation
subtract/1
- Signature: subtract(other :T) :T
Sugar expansion of -. XXX write documentation
multiply/1
- Signature: multiply(other :T) :T
Sugar expansion of *. XXX write documentation
floorDivide/1
- Signature: floorDivide(other :T) :T
Sugar expansion of //. XXX write documentation
approxDivide/1
- Signature: approxDivide(other :T) :T
Sugar expansion of /. XXX write documentation
negate/0
- Signature: negate() :T
Sugar expansion of -. Return the additive inverse of the receiver.
abs/0
- Signature: abs() :T
Return the absolute value of the receiver.
max/1
- Signature: max(other :T) :T
Compare the recipient to other, and return whichever is greater.
min/1
- Signature: min(other :T) :T
Compare the recipient to other, and return whichever is lesser.
- This page is a stub; it should be expanded with more information. If doing so, check the original E web site and the mailing list archives for content which could be moved into this page.
