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Add testcase for #14440 (#14771)

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Clyybber 2020-06-23 14:17:12 +02:00 • committed by GitHub
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16
tests/borrow/tborrow.nim
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@ -1,5 +1,6 @@
discard """ discard """
output: "4887 true" output: '''4887 true
0.5'''
""" """
# test the new borrow feature that works with generics: # test the new borrow feature that works with generics:
@ -19,3 +20,16 @@ proc `$`(x: DI): string {.borrow.}
proc `$`(x: DF): string {.borrow.} proc `$`(x: DF): string {.borrow.}
echo 4544.DI ++ 343.DI, " ", (4.5.DF ++ 0.5.DF).float == 5.0 echo 4544.DI ++ 343.DI, " ", (4.5.DF ++ 0.5.DF).float == 5.0
# issue #14440
type Radians = distinct float64
func `-=`(a: var Radians, b: Radians) {.borrow.}
var a = Radians(1.5)
let b = Radians(1.0)
a -= b
echo a.float64