From: phasefx <phasefx@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Date: Thu, 30 Jun 2005 02:00:32 +0000 (+0000)
Subject: filter, map, & find for objects
X-Git-Url: https://old-git.evergreen-ils.org/?a=commitdiff_plain;h=fcf27d76952d1beeb1ff14777069855350ececbe;p=Evergreen.git

filter, map, & find for objects


git-svn-id: svn://svn.open-ils.org/ILS/trunk@992 dcc99617-32d9-48b4-a31d-7c20da2025e4
---

diff --git a/Evergreen/staff_client/chrome/content/evergreen/util/functional.js b/Evergreen/staff_client/chrome/content/evergreen/util/functional.js
index ff99b27e7b..df52039e2b 100644
--- a/Evergreen/staff_client/chrome/content/evergreen/util/functional.js
+++ b/Evergreen/staff_client/chrome/content/evergreen/util/functional.js
@@ -9,6 +9,15 @@ function filter_list(list,f) {
 	return new_list;
 }
 
+function filter_object(obj,f) {
+	var new_obj = {};
+	for (var i in obj) {
+		var t = f( i, obj[i] );
+		if (t) new_obj[i] = obj[i];
+	}
+	return new_obj;
+}
+
 function find_list(list,f) {
 	for (var i in list) {
 		var t = f( list[i] );
@@ -17,6 +26,14 @@ function find_list(list,f) {
 	return null;
 }
 
+function find_object(obj,f) {
+	for (var i in obj) {
+		var t = f( i, obj[i] );
+		if (t) return obj[i];
+	}
+	return null;
+}
+
 function map_list(list,f) {
 	var new_list = [];
 	for (var i in list) {
@@ -25,6 +42,14 @@ function map_list(list,f) {
 	return new_list;
 }
 
+function map_object(obj,f) {
+	var new_obj = {};
+	for (var i in obj) {
+		new_obj[ f( i, obj[i] )[0] ] = f( i, obj[i] )[1];
+	}
+	return new_obj;
+}
+
 function map_object_to_list(obj,f) {
 	var new_list = [];
 	for (var i in obj) {