Created
April 13, 2018 13:15
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// var forceArray = _.cond([ | |
// [_.isArray, _.identity], | |
// [_.stubTrue,_.stubArray] | |
// ]); | |
// forceArray(_.attempt(_.isError, '>_>')) | |
// _.isError(_.attempt(computeArray, [1,4,5])) ? console.error() | |
// _.chain(computeArray).attempt().tap(function (e){if (_.isError(e)) console.error(e)}).forceArray().value() | |
// _.chain(computeArray).attempt().tap(function (e){if (_.isError(e)) console.error(e)}).forceArray().value() | |
// function computeArray(arg) { | |
// if (arg > 2) { | |
// return [1, 22, 56] | |
// } else { | |
// throw new Error() | |
// } | |
// } | |
_.mixin({ 'forceArray': _.cond([ | |
[_.isArray, _.identity], | |
[_.stubTrue,_.stubArray] | |
]) }); | |
// _.chain(_.partial(computeArray, 5)).attempt().tap(function (e){if (_.isError(e)) console.error(e)}).forceArray().value() | |
_.mixin({ | |
'defineArray': function(name, f) { | |
var obj = {} | |
obj[name] = function() { | |
return _.chain(_.partial(f, _.toArray(arguments))) | |
.attempt() | |
.tap(function (e){if (_.isError(e)) console.error(e)}) | |
.forceArray() | |
.value() | |
} | |
_.mixin(obj) | |
} | |
}); | |
_.defineArray( "makeCrazyArray", function(arg) { | |
if (arg > 12) { | |
return ["crazy", 42] | |
} else if (arg < 5) { | |
return null | |
} else { | |
throw new Error() | |
} | |
}); | |
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