// Compiled by ClojureScript 1.7.170 {}
goog.provide('clojure.walk');
goog.require('cljs.core');
/**
 * Traverses form, an arbitrary data structure.  inner and outer are
 *   functions.  Applies inner to each element of form, building up a
 *   data structure of the same type, then applies outer to the result.
 *   Recognizes all Clojure data structures. Consumes seqs as with doall.
 */
clojure.walk.walk = (function clojure$walk$walk(inner,outer,form){
if(cljs.core.list_QMARK_.call(null,form)){
return outer.call(null,cljs.core.apply.call(null,cljs.core.list,cljs.core.map.call(null,inner,form)));
} else {
if(cljs.core.seq_QMARK_.call(null,form)){
return outer.call(null,cljs.core.doall.call(null,cljs.core.map.call(null,inner,form)));
} else {
if(cljs.core.record_QMARK_.call(null,form)){
return outer.call(null,cljs.core.reduce.call(null,(function (r,x){
return cljs.core.conj.call(null,r,inner.call(null,x));
}),form,form));
} else {
if(cljs.core.coll_QMARK_.call(null,form)){
return outer.call(null,cljs.core.into.call(null,cljs.core.empty.call(null,form),cljs.core.map.call(null,inner,form)));
} else {
return outer.call(null,form);

}
}
}
}
});
/**
 * Performs a depth-first, post-order traversal of form.  Calls f on
 *   each sub-form, uses f's return value in place of the original.
 *   Recognizes all Clojure data structures. Consumes seqs as with doall.
 */
clojure.walk.postwalk = (function clojure$walk$postwalk(f,form){
return clojure.walk.walk.call(null,cljs.core.partial.call(null,clojure$walk$postwalk,f),f,form);
});
/**
 * Like postwalk, but does pre-order traversal.
 */
clojure.walk.prewalk = (function clojure$walk$prewalk(f,form){
return clojure.walk.walk.call(null,cljs.core.partial.call(null,clojure$walk$prewalk,f),cljs.core.identity,f.call(null,form));
});
/**
 * Recursively transforms all map keys from strings to keywords.
 */
clojure.walk.keywordize_keys = (function clojure$walk$keywordize_keys(m){
var f = (function (p__15578){
var vec__15579 = p__15578;
var k = cljs.core.nth.call(null,vec__15579,(0),null);
var v = cljs.core.nth.call(null,vec__15579,(1),null);
if(typeof k === 'string'){
return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [cljs.core.keyword.call(null,k),v], null);
} else {
return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [k,v], null);
}
});
return clojure.walk.postwalk.call(null,((function (f){
return (function (x){
if(cljs.core.map_QMARK_.call(null,x)){
return cljs.core.into.call(null,cljs.core.PersistentArrayMap.EMPTY,cljs.core.map.call(null,f,x));
} else {
return x;
}
});})(f))
,m);
});
/**
 * Recursively transforms all map keys from keywords to strings.
 */
clojure.walk.stringify_keys = (function clojure$walk$stringify_keys(m){
var f = (function (p__15582){
var vec__15583 = p__15582;
var k = cljs.core.nth.call(null,vec__15583,(0),null);
var v = cljs.core.nth.call(null,vec__15583,(1),null);
if((k instanceof cljs.core.Keyword)){
return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [cljs.core.name.call(null,k),v], null);
} else {
return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [k,v], null);
}
});
return clojure.walk.postwalk.call(null,((function (f){
return (function (x){
if(cljs.core.map_QMARK_.call(null,x)){
return cljs.core.into.call(null,cljs.core.PersistentArrayMap.EMPTY,cljs.core.map.call(null,f,x));
} else {
return x;
}
});})(f))
,m);
});
/**
 * Recursively transforms form by replacing keys in smap with their
 *   values.  Like clojure/replace but works on any data structure.  Does
 *   replacement at the root of the tree first.
 */
clojure.walk.prewalk_replace = (function clojure$walk$prewalk_replace(smap,form){
return clojure.walk.prewalk.call(null,(function (x){
if(cljs.core.contains_QMARK_.call(null,smap,x)){
return smap.call(null,x);
} else {
return x;
}
}),form);
});
/**
 * Recursively transforms form by replacing keys in smap with their
 *   values.  Like clojure/replace but works on any data structure.  Does
 *   replacement at the leaves of the tree first.
 */
clojure.walk.postwalk_replace = (function clojure$walk$postwalk_replace(smap,form){
return clojure.walk.postwalk.call(null,(function (x){
if(cljs.core.contains_QMARK_.call(null,smap,x)){
return smap.call(null,x);
} else {
return x;
}
}),form);
});
