44 lines
1.3 KiB
JavaScript
44 lines
1.3 KiB
JavaScript
'use strict';
|
|
|
|
Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
|
|
|
|
const property = require('../object/property.js');
|
|
const matches = require('../predicate/matches.js');
|
|
const matchesProperty = require('../predicate/matchesProperty.js');
|
|
|
|
function findIndex(arr, doesMatch, fromIndex = 0) {
|
|
if (!arr) {
|
|
return -1;
|
|
}
|
|
if (fromIndex < 0) {
|
|
fromIndex = Math.max(arr.length + fromIndex, 0);
|
|
}
|
|
const subArray = Array.from(arr).slice(fromIndex);
|
|
let index = -1;
|
|
switch (typeof doesMatch) {
|
|
case 'function': {
|
|
index = subArray.findIndex(doesMatch);
|
|
break;
|
|
}
|
|
case 'object': {
|
|
if (Array.isArray(doesMatch) && doesMatch.length === 2) {
|
|
const key = doesMatch[0];
|
|
const value = doesMatch[1];
|
|
index = subArray.findIndex(matchesProperty.matchesProperty(key, value));
|
|
}
|
|
else {
|
|
index = subArray.findIndex(matches.matches(doesMatch));
|
|
}
|
|
break;
|
|
}
|
|
case 'number':
|
|
case 'symbol':
|
|
case 'string': {
|
|
index = subArray.findIndex(property.property(doesMatch));
|
|
}
|
|
}
|
|
return index === -1 ? -1 : index + fromIndex;
|
|
}
|
|
|
|
exports.findIndex = findIndex;
|