128 lines
4.5 KiB
JavaScript
128 lines
4.5 KiB
JavaScript
// Compiled by ClojureScript 1.10.520 {}
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goog.provide('clojure.walk');
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goog.require('cljs.core');
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/**
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* Traverses form, an arbitrary data structure. inner and outer are
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* functions. Applies inner to each element of form, building up a
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* data structure of the same type, then applies outer to the result.
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* Recognizes all Clojure data structures. Consumes seqs as with doall.
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*/
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clojure.walk.walk = (function clojure$walk$walk(inner,outer,form){
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if(cljs.core.list_QMARK_.call(null,form)){
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return outer.call(null,cljs.core.apply.call(null,cljs.core.list,cljs.core.map.call(null,inner,form)));
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} else {
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if(cljs.core.map_entry_QMARK_.call(null,form)){
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return outer.call(null,(new cljs.core.MapEntry(inner.call(null,cljs.core.key.call(null,form)),inner.call(null,cljs.core.val.call(null,form)),null)));
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} else {
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if(cljs.core.seq_QMARK_.call(null,form)){
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return outer.call(null,cljs.core.doall.call(null,cljs.core.map.call(null,inner,form)));
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} else {
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if(cljs.core.record_QMARK_.call(null,form)){
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return outer.call(null,cljs.core.reduce.call(null,(function (r,x){
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return cljs.core.conj.call(null,r,inner.call(null,x));
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}),form,form));
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} else {
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if(cljs.core.coll_QMARK_.call(null,form)){
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return outer.call(null,cljs.core.into.call(null,cljs.core.empty.call(null,form),cljs.core.map.call(null,inner,form)));
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} else {
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return outer.call(null,form);
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}
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}
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}
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}
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}
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});
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/**
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* Performs a depth-first, post-order traversal of form. Calls f on
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* each sub-form, uses f's return value in place of the original.
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* Recognizes all Clojure data structures. Consumes seqs as with doall.
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*/
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clojure.walk.postwalk = (function clojure$walk$postwalk(f,form){
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return clojure.walk.walk.call(null,cljs.core.partial.call(null,clojure.walk.postwalk,f),f,form);
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});
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/**
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* Like postwalk, but does pre-order traversal.
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*/
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clojure.walk.prewalk = (function clojure$walk$prewalk(f,form){
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return clojure.walk.walk.call(null,cljs.core.partial.call(null,clojure.walk.prewalk,f),cljs.core.identity,f.call(null,form));
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});
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/**
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* Recursively transforms all map keys from strings to keywords.
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*/
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clojure.walk.keywordize_keys = (function clojure$walk$keywordize_keys(m){
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var f = (function (p__27749){
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var vec__27750 = p__27749;
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var k = cljs.core.nth.call(null,vec__27750,(0),null);
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var v = cljs.core.nth.call(null,vec__27750,(1),null);
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if(typeof k === 'string'){
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return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [cljs.core.keyword.call(null,k),v], null);
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} else {
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return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [k,v], null);
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}
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});
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return clojure.walk.postwalk.call(null,((function (f){
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return (function (x){
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if(cljs.core.map_QMARK_.call(null,x)){
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return cljs.core.into.call(null,cljs.core.PersistentArrayMap.EMPTY,cljs.core.map.call(null,f,x));
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} else {
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return x;
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}
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});})(f))
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,m);
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});
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/**
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* Recursively transforms all map keys from keywords to strings.
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*/
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clojure.walk.stringify_keys = (function clojure$walk$stringify_keys(m){
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var f = (function (p__27753){
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var vec__27754 = p__27753;
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var k = cljs.core.nth.call(null,vec__27754,(0),null);
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var v = cljs.core.nth.call(null,vec__27754,(1),null);
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if((k instanceof cljs.core.Keyword)){
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return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [cljs.core.name.call(null,k),v], null);
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} else {
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return new cljs.core.PersistentVector(null, 2, 5, cljs.core.PersistentVector.EMPTY_NODE, [k,v], null);
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}
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});
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return clojure.walk.postwalk.call(null,((function (f){
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return (function (x){
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if(cljs.core.map_QMARK_.call(null,x)){
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return cljs.core.into.call(null,cljs.core.PersistentArrayMap.EMPTY,cljs.core.map.call(null,f,x));
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} else {
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return x;
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}
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});})(f))
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,m);
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});
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/**
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* Recursively transforms form by replacing keys in smap with their
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* values. Like clojure/replace but works on any data structure. Does
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* replacement at the root of the tree first.
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*/
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clojure.walk.prewalk_replace = (function clojure$walk$prewalk_replace(smap,form){
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return clojure.walk.prewalk.call(null,(function (x){
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if(cljs.core.contains_QMARK_.call(null,smap,x)){
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return smap.call(null,x);
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} else {
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return x;
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}
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}),form);
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});
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/**
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* Recursively transforms form by replacing keys in smap with their
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* values. Like clojure/replace but works on any data structure. Does
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* replacement at the leaves of the tree first.
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*/
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clojure.walk.postwalk_replace = (function clojure$walk$postwalk_replace(smap,form){
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return clojure.walk.postwalk.call(null,(function (x){
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if(cljs.core.contains_QMARK_.call(null,smap,x)){
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return smap.call(null,x);
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} else {
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return x;
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}
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}),form);
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});
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//# sourceMappingURL=walk.js.map?rel=1582560150219
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