106 lines
2.1 KiB
JavaScript
106 lines
2.1 KiB
JavaScript
const { basename } = require('path');
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const { createReadStream, existsSync } = require('fs');
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const { createInterface } = require('readline');
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function printHelp() {
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console.log(`Usage ${basename(process.argv[1])} word-list.txt`);
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console.log('Breaks dashed words into separate words, puts multiple words on a line on new lines and deletes repeating new lines.');
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}
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function validateInput() {
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if (process.argv.length < 3) {
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printHelp();
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process.exit(1);
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}
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if (!existsSync(process.argv[2])) {
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console.error(`Failure! Could not find word list file "${process.argv[3]}."`);
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process.exit(2);
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}
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return {
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fileName: process.argv[2]
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}
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}
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function printWords(wordList) {
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if (Array.isArray(wordList)) {
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wordList.forEach(w => console.log(w));
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}
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}
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function cleanSpecialChars(line) {
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const spacesOnly = /^\s+$/;
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const digits = /\d+/;
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if (!line || !line.length || spacesOnly.test(line)) {
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return [];
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}
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return line
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.replace(/[\x01-\x20&",:;*\/\[\].?()]+/g, ' ')
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.split(' ')
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.filter(w => w.length > 1 && !digits.test(w));
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}
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function splitDashedWords(inputWords) {
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if (!Array.isArray(inputWords)) {
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return [];
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}
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const wordsSet = new Set();
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for (const word of inputWords) {
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if (!word.includes('-')) {
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wordsSet.add(word);
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continue;
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}
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const parts = word.split('-');
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let root = '';
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for (let i = 0; i < parts.length - 1; i++) {
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root += `${parts[i]}-`;
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wordsSet.add(root);
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}
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wordsSet.add(parts[parts.length - 1]);
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}
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return Array.from(wordsSet);
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}
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async function work({ fileName }) {
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const wordsSet = new Set();
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const lineReader = createInterface({ input: createReadStream(fileName) });
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for await (const line of lineReader) {
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const newWords = cleanSpecialChars(line);
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for (let i = 0; i < newWords.length; i++) {
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wordsSet.add(newWords[i]);
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}
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}
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const wordsArray = Array.from(wordsSet);
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const splitWords = splitDashedWords(wordsArray);
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const filteredAndSortedWords = splitWords.filter(word => word.length > 1).sort();
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return filteredAndSortedWords;
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}
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/** main **/
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work(validateInput())
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.then(words => printWords(words))
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.catch(e => console.error(e));
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