ramda#isNil JavaScript Examples
The following examples show how to use
ramda#isNil.
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Example #1
Source File: useGeneratedID.js From lundium with MIT License | 6 votes |
useGeneratedID = () => {
const uniqueID = useRef(null);
if (isNil(uniqueID.current)) {
uniqueID.current = getLastID();
}
return uniqueID.current;
}
Example #2
Source File: rendering.js From web with GNU General Public License v3.0 | 5 votes |
renderWhenNotNil = fn => renderWhen(complement(isNil), fn)
Example #3
Source File: helpers.js From sdk with MIT License | 5 votes |
assertNotNil = when(isNil, () => {
throw new Error("Value can't be `null` or `undefined`");
})
Example #4
Source File: Tab.js From lundium with MIT License | 5 votes |
Tab = ({
className,
label,
isActive,
isDone,
isDisabled,
isInvalid,
stepNumber,
href,
...otherProps
}) => {
const WrapperComponent = isDisabled || isNil(href) ? 'span' : Link;
return (
<WrapperComponent
className={cx(
'tab-link',
{
['tab-link--active']: isActive,
['tab-link--done']: isDone,
['tab-link--disabled']: isDisabled,
['tab-link--invalid']: isInvalid,
['tab-link--wizard']: !isNil(stepNumber),
},
className,
)}
{...(isDisabled ? {} : { href })}
{...otherProps}
>
{!isNil(stepNumber) && (
<span className="tab-link__number">{stepNumber}</span>
)}
{label && (
<Box as="span" className="tab-link__label">
{label}
</Box>
)}
</WrapperComponent>
);
}
Example #5
Source File: isNotFilled.js From lundium with MIT License | 5 votes |
isNotFilled = anyPass([ either(isNil, equalsEmptyString), both(isArray, isEmpty), ])