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use duke.js instead

@hsk81/duke.js

Duke.js: a minimal JavaScript interpreter

Duke.js is a minimal JavaScript interpreter, which has been build with Duktape – an embeddable and portable Javascript engine with a compact footprint. The duke interpreter consumes JavaScript code from the standard input and then evaluates it.

Prerequisites

Name            : cmake
Version         : 3.14.5-1
Description     : A cross-platform open-source make system
URL             : https://www.cmake.org/

Installation

npm install @hsk81/duke.js -g

Development

Cleaning

npm run clean

Building

npm run build

Testing

npm run test

Usage

Doing Arithmetic

echo "1/0" | duke

⪡ Infinity

Using Functions

echo "function id(a) { return a; }; id(1)" | duke

⪡ 1

Console Logging

echo "console.log('message')" | duke

⪢ message

⪡ undefined

echo "console.error('message')" | duke

⫸ Error: message

⪡ undefined

Throwing Errors

echo "throw new Error('message')" | duke

⫷ Error: message

Running Scripts

cat ./tst/dracula.js | duke ## or:

duke < ./tst/dracula.js

⪢ Duke: "dracula"

⪡ undefined

Copyright

© 2019 Hasan Karahan

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