Range modifications: Difference between revisions

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=={{header|Wren}}==

{{incomplete|Wren|Output formatting should not include spaces and square brackets}}

<lang ecmascript>import "/fmt" for Fmt

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}

var standard = Fn.new { |ranges| ~~ranges~~.~~toString~~.replace("..", "-") }

var standard = Fn.new { |ranges| Fmt.v("s", 0, ranges, 0, ",", "").replace("..", "-") }

var add = 0

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var ranges = []

var ops = [ [add, 77], [add, 79], [add, 78], [remove, 77], [remove, 78], [remove, 79] ]

~~System~~.print("Start: %(standard.call(ranges))")

Fmt.print("Start: $q", standard.call(ranges))

for (op in ops) fns[op[0]].call(ranges, op[1])

ranges = [1..3, 5..5]

ops = [ [add, 1], [remove, 4], [add, 7], [add, 8], [add, 6], [remove, 7] ]

~~System~~.print("\nStart: %(standard.call(ranges))")

Fmt.print("\nStart: $q", standard.call(ranges))

for (op in ops) fns[op[0]].call(ranges, op[1])

ranges = [1..5, 10..25, 27..30]

ops = [ [add, 26], [add, 9], [add, 7], [remove, 26], [remove, 9], [remove, 7] ]

~~System~~.print("\nStart: %(standard.call(ranges))")

Fmt.print("\nStart: $q", standard.call(ranges))

for (op in ops) fns[op[0]].call(ranges, op[1])~~</lang>~~

for (op in ops) fns[op[0]].call(ranges, op[1])

</lang>

<pre>

Start: []

Start: ""

add 77 => [77-77]

add 77 => 77-77

add 79 => [77-77, 79-79]

add 79 => 77-77,79-79

add 78 => [77-79]

add 78 => 77-79

remove 77 => [78-79]

remove 77 => 78-79

remove 78 => [79-79]

remove 78 => 79-79

remove 79 => []

remove 79 =>

Start: [1-3, 5-5]

Start: "1-3,5-5"

add 1 => [1-3, 5-5]

add 1 => 1-3,5-5

remove 4 => [1-3, 5-5]

remove 4 => 1-3,5-5

add 7 => [1-3, 5-5, 7-7]

add 7 => 1-3,5-5,7-7

add 8 => [1-3, 5-5, 7-8]

add 8 => 1-3,5-5,7-8

add 6 => [1-3, 5-8]

add 6 => 1-3,5-8

remove 7 => [1-3, 5-6, 8-8]

remove 7 => 1-3,5-6,8-8

Start: [1-5, 10-25, 27-30]

Start: "1-5,10-25,27-30"

add 26 => [1-5, 10-30]

add 26 => 1-5,10-30

add 9 => [1-5, 9-30]

add 9 => 1-5,9-30

add 7 => [1-5, 7-7, 9-30]

add 7 => 1-5,7-7,9-30

remove 26 => [1-5, 7-7, 9-25, 27-30]

remove 26 => 1-5,7-7,9-25,27-30

remove 9 => [1-5, 7-7, 10-25, 27-30]

remove 9 => 1-5,7-7,10-25,27-30

remove 7 => [1-5, 10-25, 27-30]

remove 7 => 1-5,10-25,27-30

</pre>