%PDF-
%PDF-
Mini Shell
Mini Shell
// @flow
import format from './format';
import { modifierPhases } from '../enums';
const INVALID_MODIFIER_ERROR =
'Popper: modifier "%s" provided an invalid %s property, expected %s but got %s';
const MISSING_DEPENDENCY_ERROR =
'Popper: modifier "%s" requires "%s", but "%s" modifier is not available';
const VALID_PROPERTIES = [
'name',
'enabled',
'phase',
'fn',
'effect',
'requires',
'options',
];
export default function validateModifiers(modifiers: Array<any>): void {
modifiers.forEach((modifier) => {
[...Object.keys(modifier), ...VALID_PROPERTIES]
// IE11-compatible replacement for `new Set(iterable)`
.filter((value, index, self) => self.indexOf(value) === index)
.forEach((key) => {
switch (key) {
case 'name':
if (typeof modifier.name !== 'string') {
console.error(
format(
INVALID_MODIFIER_ERROR,
String(modifier.name),
'"name"',
'"string"',
`"${String(modifier.name)}"`
)
);
}
break;
case 'enabled':
if (typeof modifier.enabled !== 'boolean') {
console.error(
format(
INVALID_MODIFIER_ERROR,
modifier.name,
'"enabled"',
'"boolean"',
`"${String(modifier.enabled)}"`
)
);
}
break;
case 'phase':
if (modifierPhases.indexOf(modifier.phase) < 0) {
console.error(
format(
INVALID_MODIFIER_ERROR,
modifier.name,
'"phase"',
`either ${modifierPhases.join(', ')}`,
`"${String(modifier.phase)}"`
)
);
}
break;
case 'fn':
if (typeof modifier.fn !== 'function') {
console.error(
format(
INVALID_MODIFIER_ERROR,
modifier.name,
'"fn"',
'"function"',
`"${String(modifier.fn)}"`
)
);
}
break;
case 'effect':
if (
modifier.effect != null &&
typeof modifier.effect !== 'function'
) {
console.error(
format(
INVALID_MODIFIER_ERROR,
modifier.name,
'"effect"',
'"function"',
`"${String(modifier.fn)}"`
)
);
}
break;
case 'requires':
if (
modifier.requires != null &&
!Array.isArray(modifier.requires)
) {
console.error(
format(
INVALID_MODIFIER_ERROR,
modifier.name,
'"requires"',
'"array"',
`"${String(modifier.requires)}"`
)
);
}
break;
case 'requiresIfExists':
if (!Array.isArray(modifier.requiresIfExists)) {
console.error(
format(
INVALID_MODIFIER_ERROR,
modifier.name,
'"requiresIfExists"',
'"array"',
`"${String(modifier.requiresIfExists)}"`
)
);
}
break;
case 'options':
case 'data':
break;
default:
console.error(
`PopperJS: an invalid property has been provided to the "${
modifier.name
}" modifier, valid properties are ${VALID_PROPERTIES.map(
(s) => `"${s}"`
).join(', ')}; but "${key}" was provided.`
);
}
modifier.requires &&
modifier.requires.forEach((requirement) => {
if (modifiers.find((mod) => mod.name === requirement) == null) {
console.error(
format(
MISSING_DEPENDENCY_ERROR,
String(modifier.name),
requirement,
requirement
)
);
}
});
});
});
}
Zerion Mini Shell 1.0