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< > BotCompany Repo | #1005176 // getSingleton - assert a list/array has exactly one element and get it

JavaX fragment (include)

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static <A> A getSingleton(L<A> l) {

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  assertEquals(1, l(l));

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  ret first(l);

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}

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static <A> A getSingleton(A[] l) {



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  assertEquals(1, l(l));



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  ret first(l);



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}



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ifclass IMultiSet



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static <A> A getSingleton(IMultiSet<A> ms) {



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  assertEquals(1, l(ms));



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  ret first(ms);



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}



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endif



      
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    Snippet ID:
    #1005176
  

  

    Snippet name:
    getSingleton - assert a list/array has exactly one element and get it
  

    

    Eternal ID of this version:
    #1005176/5
  

  

    Text MD5:
    e5882a032889dfb951d496a3e865201b
  

    

    Author:
    stefan
  

  

    Category:
    javax
  

  

    Type:
    JavaX fragment (include)
  

        

    Public (visible to everyone):
    Yes
  

  

    Archived (hidden from active list):
    No
  

  

    Created/modified:
      2023-02-13 23:23:03
  

  

    Source code size:
    287 bytes / 16 lines
  

  

    Pitched / IR pitched:
    No / No
  

    

    Views / Downloads:
    898 / 922
  

      

    Version history:
    4 change(s)
  

    

    Referenced in:
[show references]