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42 lines
1.0 KiB
Plaintext
42 lines
1.0 KiB
Plaintext
// * has higher precedence than +.
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IO.print(2 + 3 * 4) // expect: 14
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// * has higher precedence than -.
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IO.print(20 - 3 * 4) // expect: 8
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// / has higher precedence than +.
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IO.print(2 + 6 / 3) // expect: 4
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// / has higher precedence than -.
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IO.print(2 - 6 / 3) // expect: 0
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// < has higher precedence than ==.
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IO.print(false == 2 < 1) // expect: true
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// > has higher precedence than ==.
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IO.print(false == 1 > 2) // expect: true
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// <= has higher precedence than ==.
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IO.print(false == 2 <= 1) // expect: true
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// >= has higher precedence than ==.
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IO.print(false == 1 >= 2) // expect: true
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// is has higher precedence than ==.
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IO.print(true == 10 is Num) // expect: true
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IO.print(10 is Num == false) // expect: false
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// Unary - has lower precedence than ..
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IO.print(-"abc".count) // expect: -3
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// 1 - 1 is not space-sensitive.
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IO.print(1 - 1) // expect: 0
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IO.print(1 -1) // expect: 0
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IO.print(1- 1) // expect: 0
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IO.print(1-1) // expect: 0
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// TODO: %, associativity.
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// Using () for grouping.
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IO.print((2 * (6 - (2 + 2)))) // expect: 4
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