word-chains's Introduction

Word chains

Pre-requisites

node

Using brew

brew install node

Using pkg installer

Installing Node.js: macOS

Install

$ npm install

Downloads all dependencies

Compile

Compiles typescript .ts files in src folder to .js files in dist folder using tsconfig.json compile configuration

$ tsc

Test

To run tests

$ npm test

> jest

 PASS  src/TextTree.test.ts
 PASS  src/word-chain.test.ts

Test Suites: 2 passed, 2 total
Tests:       15 passed, 15 total
Snapshots:   0 total
Time:        2.583s, estimated 3s

CLI runner

first and last words

$ ./word-chain --dict-file ./data/50kwords.txt --first cat --last dog

Example:

./word-chain --dict-file ./data/50kwords.txt --first cat --last dog
file: ./data/50kwords.txt :: words 49028
cat-dog
4 cat,cot,dot,dog :: time: 0 ms

pairs

$ ./word-chain --file ./data/50kwords.txt --pairs cat,dog

Example:

./word-chain --dict-file ./data/50kwords.txt --pairs cat,dog
file: ./data/50kwords.txt :: words 49028
cat-dog
4 cat,cot,dot,dog :: time: 0 ms

word pair file

$ ./word-chain --file ./data/50kwords.txt --pair-file ./data/wordpairs.txt

Example:

./word-chain --dict-file ./data/50kwords.txt --pair-file ./data/wordpairs.txt
loading word pairs from word pair file ./data/wordpairs.txt
dictionary: ./data/50kwords.txt :: words 49028
cat => dog
4 cat,cot,dot,dog :: time: 0 ms
lead => gold
4 lead,load,goad,gold :: time: 0 ms
ruby => code
7 ruby,rube,cube,lube,lobe,lode,code :: time: 0 ms```

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