Clojure

Extend CollFold and IKVReduce to nil

Details

  • Type: Enhancement Enhancement
  • Status: Closed Closed
  • Priority: Minor Minor
  • Resolution: Completed
  • Affects Version/s: None
  • Fix Version/s: Release 1.5
  • Component/s: None
  • Labels:
    None
  • Patch:
    Code and Test
  • Approval:
    Ok

Description

Currently, reduce-kv and fold throw when used on nil, because their respective protocols don't extend to nil. This seems strange, since Clojure tends to handle nils gracefully where possible, especially in places where collections are expected.

See thread https://groups.google.com/d/topic/clojure/tGI8sIKQoh0/discussion

Activity

Herwig Hochleitner made changes -
Field Original Value New Value
Attachment 0001-CLJ-1098-Implement-IKVReduce-and-CollFold-for-nil.patch [ 11648 ]
Herwig Hochleitner made changes -
Patch Code and Test [ 10002 ]
Rich Hickey made changes -
Status Open [ 1 ] Resolved [ 5 ]
Approval Ok [ 10007 ]
Fix Version/s Release 1.5 [ 10150 ]
Resolution Completed [ 1 ]
Stuart Halloway made changes -
Status Resolved [ 5 ] Closed [ 6 ]

People

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Dates

  • Created:
    Updated:
    Resolved: