Read-Only

• Source here
• Npm module here

Define a read-only property.

Usage

var setReadOnly = require("define-read-only-property");

setReadOnly( obj, prop, value )

Defines a read-only property.

var obj = {};
setReadOnly(obj, "foo", "bar");
obj.foo = "boop"; //=> throws

Examples

var setReadOnly = require("define-read-only-property");

class Foo {
  constructor(name) {
    setReadOnly(this, "name", name);
  }
}

var foo = new Foo("beep");

try {
  foo.name = "boop";
} catch (err) {
  console.error(err.message);
}