estimated-reading-time
Version:
Calculate the estimated reading time of a given text (plain text or HTML)
58 lines (57 loc) • 2.31 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.wordCountPlainText = exports.wordCountHtml = exports.parse = void 0;
const nodeHtmlParser = __importStar(require("node-html-parser"));
// No funciona bien al utilizar el módulo ESM desde un fichero "index.msj" y hay que hacer esto
exports.parse = nodeHtmlParser.parse || nodeHtmlParser.default.parse;
function wordCountHtml(html) {
const root = exports.parse(html, { pre: true });
const _wordCountHtml = (node) => {
let numWords = 0;
if (node.nodeType != 8) { // Comment node
if (node.tagName == 'pre') {
numWords += _wordCountHtml(exports.parse(node.rawText));
}
else if (node.childNodes && node.childNodes.length > 0) {
for (const child of node.childNodes) {
numWords += _wordCountHtml(child);
}
}
else if (!node.isWhitespace) {
numWords += countWordsInText(node.rawText);
}
}
return numWords;
};
const numWords = _wordCountHtml(root);
return numWords;
}
exports.wordCountHtml = wordCountHtml;
function wordCountPlainText(text) {
return countWordsInText(text);
}
exports.wordCountPlainText = wordCountPlainText;
function countWordsInText(text) {
let wordsArr = text.split(/\s+/);
wordsArr = wordsArr.filter((word) => !!word);
return wordsArr.length;
}