README.md

isFieldArray

Test if an input value is an array of fields.

Usage

var isFieldArray = require( '@stdlib/plot/vega/base/assert/is-field-array' );

isFieldArray( value )

Tests if an input value is an array of fields.

var Field = require( '@stdlib/plot/vega/field/ctor' );

var v = new Field({
	'field': 'amount'
});
var bool = isFieldArray( [ v ] );
// returns true

If provided an empty array, the function returns false.

var bool = isFieldArray( [] );
// returns false

Examples

var Field = require( '@stdlib/plot/vega/field/ctor' );
var isFieldArray = require( '@stdlib/plot/vega/base/assert/is-field-array' );

var v = new Field({
	'field': 'amount'
});
var bool = isFieldArray( [ v ] );
// returns true

bool = isFieldArray( {} );
// returns false

bool = isFieldArray( 'foo' );
// returns false