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Added support for number type attributes #68

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Added support for number type attributes #68

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3e07fa0
Added support for number type attributes
dw2 Feb 9, 2016
327ba1d
Removed support for mixed option types
dw2 Feb 9, 2016
82ad163
Added test for selecting number items for 'text','label' style options
dw2 Feb 9, 2016
7270f3b
Clarified the use of i variable for use in loops only
dw2 Feb 9, 2016
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26 changes: 18 additions & 8 deletions ampersand-select-view.js
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Original file line number Diff line number Diff line change
Expand Up @@ -351,23 +351,33 @@ module.exports = View.extend({
* @return {*} string, array, state, or model
*/
getOptionByValue: function(value) {
var model;
var model, i;
if (this.options.isCollection) {
// find value in collection, error if no model found
if (this.options.indexOf(value) === -1) model = this.getModelForId(value);
else model = value;
if (!model) throw new Error('model or model idAttribute not found in options collection');
return this.yieldModel ? model : model[this.idAttribute];
} else if (Array.isArray(this.options)) {
// find value value in options array
// find option, formatted [['val', 'text'], ...]
if (this.options.length && Array.isArray(this.options[0])) {
for (var i = this.options.length - 1; i >= 0; i--) {
if (this.options[i][0] == value) return this.options[i];
if (this.options.length > 0) {
// find value in collection as [['val','text'], ...]
if (Array.isArray(this.options[0])) {
for (i = this.options.length - 1; i >= 0; i--) {
if (this.options[i][0] == value) {
return this.options[i][0];
}
}
// find value in collection as ['val', ...]
} else {
for (i = this.options.length - 1; i >= 0; i--) {
if (this.options[i] == value) {
return this.options[i];
}
}
}
} else {
throw new Error('no options provided');
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I like and support this, we tend to want to throw exceptions when devs get themselves into places that would give unexpected results. This will mean a major release though because it would not have thrown in this case before.

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Do you think I should remove this for now and do a separate PR for it?

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Nope! Leave it. Versions are cheap I'm just making sure we see that so we don't miss it.

}
// find option, formatted ['valAndText', ...] format
if (this.options.length && this.options.indexOf(value) !== -1) return value;
throw new Error('value not in set of provided options');
}
throw new Error('select option set invalid');
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14 changes: 14 additions & 0 deletions test/index.js
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Expand Up @@ -556,6 +556,20 @@ suite('Options array with array items', function (s) {
}
}));

s.test('selects the right number item (options: [[number, \'text\']])', sync(function (t) {
view = new SelectView({
autoRender: true,
name: 'number',
options: arrNum,
value: 0
});

var select = view.el.querySelector('select');

view.setValue(1.5);
t.equal(select.options[select.selectedIndex].value, '1.5');
}));

s.test('renders a disabled item if a third value is passed which is truthy', sync(function (t) {
view = new SelectView({
autoRender: true,
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