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'use strict';
module.exports = function defFunc(ajv) {
defFunc.definition = {
type: 'array',
compile: function(keys, parentSchema, it) {
var equal = it.util.equal;
return function(data) {
if (data.length > 1) {
for (var k=0; k < keys.length; k++) {
var key = keys[k];
for (var i = data.length; i--;) {
if (typeof data[i] != 'object') continue;
for (var j = i; j--;) {
if (typeof data[j] == 'object' && equal(data[i][key], data[j][key]))
return false;
}
}
}
}
return true;
};
},
metaSchema: {
type: 'array',
items: {type: 'string'}
}
};
ajv.addKeyword('uniqueItemProperties', defFunc.definition);
return ajv;
};
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