README.md

isField

Test if an input value is a field.

Usage

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

isField( value )

Tests if an input value is a field.

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

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

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

Examples

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

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

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

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