Brace expansion: Difference between revisions

=={{header|11l}}==

{{trans|Python}}

<lang 11l>F getitem(=s, depth = 0)

V out = [‘’]

L s != ‘’

V c = String(s[0])

I depth & (c == ‘,’ | c == ‘}’)

R (out, s)

I c == ‘{’

V x = getgroup(s[1..], depth + 1)

I !x[0].empty

[String] nout

L(a) out

L(b) x[0]

nout.append(a‘’b)

out = nout

s = x[1]

L.continue

I c == "\\" & s.len > 1

(s, c) = (s[1..], c‘’s[1])

out = out.map(a -> a‘’@c)

s = s[1..]

R (out, s)

F getgroup(=s, depth)

[String] out

V comma = 0B

L s != ‘’

V gs = getitem(s, depth)

s = gs[1]

I s == ‘’

L.break

out [+]= gs[0]

I s[0] == ‘}’

I comma

R (out, s[1..])

R (out.map(a -> ‘{’a‘}’), s[1..])

I s[0] == ‘,’

(comma, s) = (1B, s[1..])

R ([‘’] * 0, ‘’)

L(s) ‘~/{Downloads,Pictures}/*.{jpg,gif,png}

It{{em,alic}iz,erat}e{d,}, please.

{,{,gotta have{ ,\, again\, }}more }cowbell!

{}} some }{,{\\{ edge, edge} \,}{ cases, {here} \\\\\}’.split("\n")

print(([s] [+] getitem(s)[0]).join("\n\t")"\n")</lang>

{{out}}

<pre>

~/{Downloads,Pictures}/*.{jpg,gif,png}

~/Downloads/*.jpg

~/Downloads/*.gif

~/Downloads/*.png

~/Pictures/*.jpg

~/Pictures/*.gif

~/Pictures/*.png

...

{}} some }{,{\\{ edge, edge} \,}{ cases, {here} \\\\\}

{}} some }{,{\\ edge \,}{ cases, {here} \\\\\}

{}} some }{,{\\ edge \,}{ cases, {here} \\\\\}

</pre>