forked from Mirror/wren
45 lines
838 B
Plaintext
45 lines
838 B
Plaintext
// TODO(bob): What happens if the index isn't an integer?
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// TODO(bob): Out of bounds.
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// Add to empty list.
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var a = []
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a.insert(1, 0)
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io.write(a) // expect: [1]
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// Normal indices.
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var b = [1, 2, 3]
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b.insert(4, 0)
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io.write(b) // expect: [4, 1, 2, 3]
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var c = [1, 2, 3]
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c.insert(4, 1)
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io.write(c) // expect: [1, 4, 2, 3]
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var d = [1, 2, 3]
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d.insert(4, 2)
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io.write(d) // expect: [1, 2, 4, 3]
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var e = [1, 2, 3]
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e.insert(4, 3)
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io.write(e) // expect: [1, 2, 3, 4]
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// Negative indices.
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var f = [1, 2, 3]
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f.insert(4, -4)
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io.write(f) // expect: [4, 1, 2, 3]
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var g = [1, 2, 3]
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g.insert(4, -3)
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io.write(g) // expect: [1, 4, 2, 3]
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var h = [1, 2, 3]
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h.insert(4, -2)
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io.write(h) // expect: [1, 2, 4, 3]
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var i = [1, 2, 3]
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i.insert(4, -1)
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io.write(i) // expect: [1, 2, 3, 4]
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// Returns.inserted value.
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io.write([1, 2].insert(3, 0)) // expect: 3
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