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Christopher O'Donnell 2016-06-12 12:38:10 -04:00
parent a02931d16b
commit 0ad54cf8f9
1 changed files with 6 additions and 3 deletions
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9
List-of-Navigators.md
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@ -16,12 +16,11 @@
[selected?](#selected?) [srange](#srange) [srange-dynamic](#srange-dynamic)
[stay-then-continue](#stay-then-continue) [submap](#submap) [subselect](#subselect) [subset](#subset)
[transformed](#transformed) [view](#view) [walker](#walker)
## Unparameterized Navigators
### ALL
`ALL` navigates to every element in a collection. If the collection is a map, it will navigate to each key-value pair `[key value]`. Reconstructs collection items as a vector when used in a select.
`ALL` navigates to every element in a collection. If the collection is a map, it will navigate to each key-value pair `[key value]`.
```clojure
=> (select ALL [0 1 2 3])
@ -61,6 +60,8 @@
(0 1 2 3 4 5 6)
=> (setval BEGINNING {0 1} (range 2 7))
([0 1] 2 3 4 5 6)
=> (setval BEGINNING '(0 1) [2 3 4])
[0 1 2 3 4]
=> (setval BEGINNING {:foo :baz} {:foo :bar})
([:foo :baz] [:foo :bar])
```
@ -76,6 +77,8 @@
(0 1 2 3 4 5 6)
=> (setval END {5 6} (range 5))
(0 1 2 3 4 [5 6])
=> (setval END '(5 6) [1 2 3 4])
[1 2 3 4 5 6]
=> (setval END {:foo :baz} {:foo :bar})
([:foo :bar] [:foo :baz])
```
@ -458,7 +461,7 @@ navigated at the structure.
`(params-reset params-path)`
Resets the index in the parameter list to 0. Useful for defining recursive navigators.
Instructs the provided navigator to backtrack in the params array by the number of parameters it requires before navigating. Useful for defining recursive navigators.
```clojure
=> (let [k-path (comp-paths must (params-reset must))]