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Add respondsTo and satisfies as aliases #484

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Jul 17, 2015
Merged

Add respondsTo and satisfies as aliases #484

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16 changes: 12 additions & 4 deletions lib/chai/core/assertions.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1368,12 +1368,13 @@ module.exports = function (chai, _) {
* expect(Klass).itself.to.respondTo('baz');
*
* @name respondTo
* @alias respondsTo
* @param {String} method
* @param {String} message _optional_
* @api public
*/

Assertion.addMethod('respondTo', function (method, msg) {
function respondTo (method, msg) {
if (msg) flag(this, 'message', msg);
var obj = flag(this, 'object')
, itself = flag(this, 'itself')
Expand All @@ -1386,7 +1387,10 @@ module.exports = function (chai, _) {
, 'expected #{this} to respond to ' + _.inspect(method)
, 'expected #{this} to not respond to ' + _.inspect(method)
);
});
}

Assertion.addMethod('respondTo', respondTo);
Assertion.addMethod('respondsTo', respondTo);

/**
* ### .itself
Expand Down Expand Up @@ -1416,12 +1420,13 @@ module.exports = function (chai, _) {
* expect(1).to.satisfy(function(num) { return num > 0; });
*
* @name satisfy
* @alias satisfies
* @param {Function} matcher
* @param {String} message _optional_
* @api public
*/

Assertion.addMethod('satisfy', function (matcher, msg) {
function satisfy (matcher, msg) {
if (msg) flag(this, 'message', msg);
var obj = flag(this, 'object');
var result = matcher(obj);
Expand All @@ -1432,7 +1437,10 @@ module.exports = function (chai, _) {
, this.negate ? false : true
, result
);
});
}

Assertion.addMethod('satisfy', satisfy);
Assertion.addMethod('satisfies', satisfy);

/**
* ### .closeTo(expected, delta)
Expand Down