@newdash/newdash
Version:
javascript/typescript utility library
31 lines (30 loc) • 1.34 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
/**
* This function is like `composeArgs` except that the arguments composition
* is tailored for `partialRight`.
*
* @private
* @param {Array} args The provided arguments.
* @param {Array} partials The arguments to append to those provided.
* @param {Array} holders The `partials` placeholder indexes.
* @params {boolean} [isCurried] Specify composing for a curried function.
* @returns {Array} Returns the new array of composed arguments.
*/
function composeArgsRight(args, partials, holders, isCurried) {
var argsIndex = -1, argsLength = args.length, holdersIndex = -1, holdersLength = holders.length, rightIndex = -1, rightLength = partials.length, rangeLength = Math.max(argsLength - holdersLength, 0), result = Array(rangeLength + rightLength), isUncurried = !isCurried;
while (++argsIndex < rangeLength) {
result[argsIndex] = args[argsIndex];
}
var offset = argsIndex;
while (++rightIndex < rightLength) {
result[offset + rightIndex] = partials[rightIndex];
}
while (++holdersIndex < holdersLength) {
if (isUncurried || argsIndex < argsLength) {
result[offset + holders[holdersIndex]] = args[argsIndex++];
}
}
return result;
}
exports.default = composeArgsRight;