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Has keys validator tweaks #8

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Has keys validator tweaks #8

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814c14b
Ch4: use `validator` to create the `hasKeys` validator
Sep 22, 2014
88e06ef
Ch4: Rename `hasKeys` to `hasKeysValidator`
Sep 22, 2014
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12 changes: 5 additions & 7 deletions chapter04.js
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Original file line number Diff line number Diff line change
Expand Up @@ -199,17 +199,15 @@ function aMap(obj) {

var checkCommand = checker(validator("must be a map", aMap));

function hasKeys() {
function hasKeysValidator() {
var KEYS = _.toArray(arguments);
var message = cat(["Must have values for keys:"], KEYS).join(" ");

var fun = function(obj) {
return validator(message, function(obj) {
return _.every(KEYS, function(k) {
return _.has(obj, k);
});
};

fun.message = cat(["Must have values for keys:"], KEYS).join(" ");
return fun;
});
}

var checkCommand = checker(validator("must be a map", aMap), hasKeys('msg', 'type'));
var checkCommand = checker(validator("must be a map", aMap), hasKeysValidator('msg', 'type'));