Define a configurable memoized read-only object property.
APACHE-2.0 License
Define a configurable memoized read-only object property.
npm install @stdlib/utils-define-memoized-configurable-read-only-property
Alternatively,
script
tag without installation and bundlers, use the ES Module available on the esm
branch (see README).deno
branch (see README for usage intructions).umd
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To view installation and usage instructions specific to each branch build, be sure to explicitly navigate to the respective README files on each branch, as linked to above.
var setMemoizedConfigurableReadOnly = require( '@stdlib/utils-define-memoized-configurable-read-only-property' );
Defines a configurable memoized read-only object property.
var obj = {};
function foo() {
return 'bar';
}
setMemoizedConfigurableReadOnly( obj, 'foo', foo );
var v = obj.foo;
// returns 'bar'
The last argument should be a synchronous function whose return value will be memoized and set as the property value.
var fibonacci = require( '@stdlib/math-base-special-fibonacci' );
var setMemoizedConfigurableReadOnly = require( '@stdlib/utils-define-memoized-configurable-read-only-property' );
function Foo() {
var self;
if ( !(this instanceof Foo) ) {
return new Foo();
}
self = this;
this.count = 0;
setMemoizedConfigurableReadOnly( this, 'fibo', fibo );
return this;
function fibo() {
self.count += 1;
return fibonacci( 73 );
}
}
var foo = new Foo();
var i;
for ( i = 0; i < 10; i++ ) {
console.log( 'F: %d. Count: %d.', foo.fibo, foo.count );
}
@stdlib/utils-define-configurable-read-only-property
: define a configurable read-only property.
@stdlib/utils-define-memoized-read-only-property
: define a memoized read-only object property.
@stdlib/utils-define-read-only-property
: define a read-only property.
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See LICENSE.
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