hara.function.base.arg — hara/base 3.0.8

arg-check clj

(arg-check f num)

(arg-check f num message)

counts the number of non-varidic argument types

(arg-check (fn [x]) 1) => true

(arg-check (fn [x & xs]) 1) => true

(arg-check (fn [x & xs]) 0) => (throws Exception "Function must accomodate 0 arguments")

arg-count clj

(arg-count f)

counts the number of non-varidic argument types

(arg-count (fn [x])) => [1]

(arg-count (fn [x & xs])) => []

(arg-count (fn ([x]) ([x y]))) => [1 2]

varg-count clj

(varg-count f)

counts the number of arguments types before variable arguments

(varg-count (fn [x y & xs])) => 2

(varg-count (fn [x])) => nil

vargs? clj

(vargs? f)

checks that function contain variable arguments

(vargs? (fn [x])) => false

(vargs? (fn [x & xs])) => true