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Function: hasProperties()

hasProperties<K>(value: unknown, properties: readonly K[]): value is Record<K, unknown>

Defined in: shared/utils/typeGuards.ts:54

Verifies that a value exposes a set of own properties.

Type Parameters​

K​

K extends PropertyKey

Property keys that must exist on the value.

Parameters​

value​

unknown

Value to evaluate as an object.

properties​

readonly K[]

Property names that must be present on the value.

Returns​

value is Record<K, unknown>

true when the value is an object containing every property.

Remarks​

Uses ObjectConstructor.hasOwn to avoid prototype traversal.

Example​

if (hasProperties(obj, ["foo", "bar"])) {
    // obj has both 'foo' and 'bar'
}