| 1 | /**
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| 2 | * Annotation Factory that allows HTML style boolean attributes. For example,
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| 3 | * a field declared like this:
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| 4 |
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| 5 | * @Directive({ selector: 'component' }) class MyComponent {
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| 6 | * @Input() @BooleanFieldValueFactory() myField: boolean;
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| 7 | * }
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| 8 | *
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| 9 | * You could set it up this way:
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| 10 | * <component myField>
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| 11 | * or:
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| 12 | * <component myField="">
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| 13 | * @deprecated
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| 14 | */
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| 15 | function booleanFieldValueFactory() {
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| 16 | return function booleanFieldValueMetadata(target, key) {
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| 17 | var defaultValue = target[key];
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| 18 | var localKey = "__md_private_symbol_" + key;
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| 19 | target[localKey] = defaultValue;
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| 20 | Object.defineProperty(target, key, {
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| 21 | get: function () { return this[localKey]; },
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| 22 | set: function (value) {
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| 23 | this[localKey] = value != null && "" + value !== 'false';
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| 24 | }
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| 25 | });
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| 26 | };
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| 27 | }
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| 28 | export { booleanFieldValueFactory as BooleanFieldValue };
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| 29 |
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| 30 | //# sourceMappingURL=field-value.js.map
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