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March 11, 2020 11:37
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A pipe function in 7 lines of Groovy
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| def pipe(fn, ...fns) { | |
| return { | |
| fns.inject(fn(it)) { acc, value -> | |
| value(acc) | |
| } | |
| } | |
| } |
@voorth It's a varargs parameter without the type :). The function signature with types
def pipe(Closure fn, Closure... fns)
Ah, clear, thanks! Another groovy feature that I wasn't previously aware of..
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Interesting - but what does the prefix '...' do? I can't seem to find it in the Groovy documentation..