Commit c8146558 authored by Mattias Engdegård's avatar Mattias Engdegård

Clarify the TESTFN argument to `alist-get'

* lisp/subr.el (alist-get):
Rephrase the initial text to clarify the meaning of the TESTFN argument.
It's an equality predicate, not a look-up function (Bug#35206).
parent 44b306d3
Pipeline #1219 failed with stage
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......@@ -779,9 +779,9 @@ Elements of ALIST that are not conses are ignored."
alist)
(defun alist-get (key alist &optional default remove testfn)
"Return the value associated with KEY in ALIST.
"Find the first element of ALIST whose `car' equals KEY and return its `cdr'.
If KEY is not found in ALIST, return DEFAULT.
Use TESTFN to lookup in the alist if non-nil. Otherwise, use `assq'.
Equality with KEY is tested by TESTFN, defaulting to `eq'.
You can use `alist-get' in PLACE expressions. This will modify
an existing association (more precisely, the first one if
......
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