1 | /* Built-in method references for those with the same name as other `lodash` methods. */
|
---|
2 | var nativeMax = Math.max;
|
---|
3 |
|
---|
4 | /**
|
---|
5 | * Creates an array that is the composition of partially applied arguments,
|
---|
6 | * placeholders, and provided arguments into a single array of arguments.
|
---|
7 | *
|
---|
8 | * @private
|
---|
9 | * @param {Array} args The provided arguments.
|
---|
10 | * @param {Array} partials The arguments to prepend to those provided.
|
---|
11 | * @param {Array} holders The `partials` placeholder indexes.
|
---|
12 | * @params {boolean} [isCurried] Specify composing for a curried function.
|
---|
13 | * @returns {Array} Returns the new array of composed arguments.
|
---|
14 | */
|
---|
15 | function composeArgs(args, partials, holders, isCurried) {
|
---|
16 | var argsIndex = -1,
|
---|
17 | argsLength = args.length,
|
---|
18 | holdersLength = holders.length,
|
---|
19 | leftIndex = -1,
|
---|
20 | leftLength = partials.length,
|
---|
21 | rangeLength = nativeMax(argsLength - holdersLength, 0),
|
---|
22 | result = Array(leftLength + rangeLength),
|
---|
23 | isUncurried = !isCurried;
|
---|
24 |
|
---|
25 | while (++leftIndex < leftLength) {
|
---|
26 | result[leftIndex] = partials[leftIndex];
|
---|
27 | }
|
---|
28 | while (++argsIndex < holdersLength) {
|
---|
29 | if (isUncurried || argsIndex < argsLength) {
|
---|
30 | result[holders[argsIndex]] = args[argsIndex];
|
---|
31 | }
|
---|
32 | }
|
---|
33 | while (rangeLength--) {
|
---|
34 | result[leftIndex++] = args[argsIndex++];
|
---|
35 | }
|
---|
36 | return result;
|
---|
37 | }
|
---|
38 |
|
---|
39 | export default composeArgs;
|
---|