b2w-commons-collections.map — b2w-commons-collections 1.0.0

Map helpers.

assoc-all clj

(assoc-all map keys value)

Assocs all keys of a given list with the provided value. E.g.:

(assoc-all {} [:a :b] 1)

Will produce: {:a 1 :b 1}

assoc-all-if clj

(assoc-all-if map condition keys value)

Assocs all keys with the provided value if the given condition is true.

assoc-if clj

(assoc-if map condition key value)

Assocs a key-value pair to the map if the given condition is true.

A condition function can be provided as condition, as the following example:

(assoc-if {:a 0} #(>= % 0) :b 3)

Will produce: {:a 0 :b 3}, since the given value 3 is >= 0.

dissoc-all clj

(dissoc-all map keys)

Dissocs all keys of a given list. E.g.:

(dissoc-all {:a 1 :b 2} [:a])

Will produce: {:b 2}

dissoc-all-if clj

(dissoc-all-if map condition keys)

Assocs all keys with the provided value if the given condition is true.

dissoc-if clj

(dissoc-if map condition key)

Dissocs a key-value pair from the map if the given condition is true.

A condition function can be provided as condition, as the following example:

(dissoc-if {:a 0 :b 1} #(<= % 0) :a)

Will produce: {:b 1}, since :a's value is <= 0.

merge-maps clj

(merge-maps map-a map-b)

Merges map-a replacing and appending values from map-b.