Files
wren/test/core/number/comparison.wren
Bob Nystrom 58e4d26648 "IO" -> "System".
Get rid of the separate opt-in IO class and replace it with a core
System class.

- Remove wren_io.c, wren_io.h, and io.wren.
- Remove the flags that disable it.
- Remove the overloads for print() with different arity. (It was an
  experiment, but I don't think it's that useful.)
- Remove IO.read(). That will reappear using libuv in the CLI at some
  point.
- Remove IO.time. Doesn't seem to have been used.
- Update all of the tests, docs, etc.

I'm sorry for all the breakage this causes, but I think "System" is a
better name for this class (it makes it natural to add things like
"System.gc()") and frees up "IO" for referring to the CLI's IO module.
2015-09-15 07:46:09 -07:00

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System.print(1 < 2) // expect: true
System.print(2 < 2) // expect: false
System.print(2 < 1) // expect: false
System.print(1 <= 2) // expect: true
System.print(2 <= 2) // expect: true
System.print(2 <= 1) // expect: false
System.print(1 > 2) // expect: false
System.print(2 > 2) // expect: false
System.print(2 > 1) // expect: true
System.print(1 >= 2) // expect: false
System.print(2 >= 2) // expect: true
System.print(2 >= 1) // expect: true
// Zero and negative zero compare the same.
System.print(0 < -0) // expect: false
System.print(-0 < 0) // expect: false
System.print(0 > -0) // expect: false
System.print(-0 > 0) // expect: false
System.print(0 <= -0) // expect: true
System.print(-0 <= 0) // expect: true
System.print(0 >= -0) // expect: true
System.print(-0 >= 0) // expect: true
// TODO: Wrong type for RHS.