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implemented Unicode operators (#18789)

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* implemented Unicode operators; refs https://github.com/nim-lang/RFCs/issues/388

* bugfix

* better test

* arguably more elegant implementation

* Update changelog.md

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>
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Andreas Rumpf 2021-09-03 17:31:16 +02:00 • committed by GitHub
commit c2b20516d3
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tests/lexer/tunicode_operators.nim Normal file
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#{.experimental: "unicodeOperators".}
proc `⊙`(x, y: int): int = x * y
proc `⊙=`(x: var int, y: int) = x *= y
proc `⊞++`(x, y: int): int = x + y
var x = 45
x ⊙= 9 ⊞++ 4 ⊙ 3
var y = 45
y *= 9 + 4 * 3
assert x == y