Brace expansion using ranges: Difference between revisions
→{{header|Go}}: Updated in line with Wren example.
(→{{header|Wren}}: Updated to be in line with revised task requirements. Added more examples.) |
(→{{header|Go}}: Updated in line with Wren example.) |
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Line 373:
"unicode/utf8"
)
func sign(n int) int {
switch {
case n < 0:
return -1
case n > 0:
return 1
}
return 0
}
func abs(n int) int {
if n < 0 {
return -n
}
return n
}
func parseRange(r string) []string {
Line 424 ⟶ 441:
if n3 < 0 {
asc = !asc
d := abs(n1-n2) % (-n3)
n1 = n2 - d*sign(n2-n1)
n2 = t
n3 = -n3
}
Line 489 ⟶ 509:
"steppedDownAndPadded-{10..00..5}.txt",
"minusSignFlipsSequence {030..20..-5}.txt",
"reverseSteppedNumberRising{1..6..-2}.txt",
"combined-{Q..P}{2..1}.txt",
"emoji{🌵..🌶}{🌽..🌾}etc",
Line 497 ⟶ 518:
"steppedAlphaRising{P..Z..2}.txt",
"stops after endpoint-{02..10..3}.txt",
"steppedNumberRising{1..6..2}.txt",
"steppedNumberDescending{20..9..2}",
"steppedAlphaDescending-{Z..M..2}.txt",
"reversedSteppedAlphaDescending-{Z..M..-2}.txt",
}
for _, s := range examples {
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