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updated by GasGit automation

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This commit is contained in:
Bruce McPherson 2016-06-07 13:08:33 +01:00
parent 72a2d3e10c
commit 3d7019bd40
1 changed files with 22 additions and 1 deletions
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23
scripts/Utils.js
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@ -12,7 +12,28 @@ var Utils = (function(ns) {
catch(err) { catch(err) {
return 'Error:' + e + '\n' + err.stack.split('\n').slice(1).join('\n'); return 'Error:' + e + '\n' + err.stack.split('\n').slice(1).join('\n');
} }
} };
/**
* get an array of unique values
* @param {[*]} a the array
* @param {function} [func] return true if two items are equal
* @return {[*]} the unique items
*/
ns.unique = function (a,func) {
return a.filter (function (d) {
return a.reduce (function (p,c) {
if ((func && func (d,c)) || (!func && d===c)) {
p++;
}
return p;
},0) === 1;
})
};
ns.isSameAs = function (a,b) {
return ns.keyDigest (a) === ns.keyDigest(b);
};
/** /**
* @param {[*]} arguments unspecified number and type of args * @param {[*]} arguments unspecified number and type of args
* @return {string} a digest of the arguments to use as a key * @return {string} a digest of the arguments to use as a key