d3plus-common/es/src/constant.js

Common functions and methods used across D3plus modules.

/**
    @function constant
    @desc Wraps non-function variables in a simple return function.
    @param {Array|Number|Object|String} value The value to be returned from the function.
    @example <caption>this</caption>
constant(42);
    @example <caption>returns this</caption>
function() {
  return 42;
}
*/
export default function(value) {
  return function constant() {
    return value;
  };
}

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