@coder-ka/parser-template

Parser Template

Parser Template is a parser generator in JavaScript.

Installation

npm install @coder-ka/parser-template

Example

Creating an IPAddressV4 parser.

import { integer, seq } from "../lib/main";

const segment = integer();

const ipV4 = seq`${segment}.${segment}.${segment}.${segment}`;

const { value } = translate("192.168.1.1", ipV4);

// ["192","168","1","1"]
console.log(value);

A more complex example parsing markdown unordered list is here.

Structural Expressions

• seq
• flat
• reduce
• object

Control Expressions

• lazy
• or

Built-in Primitive Expressions

• string
• regexp
• function(str: string): unknown
• empty
• end
• any
• exists
• integer

Utility Expressions

• repeat(at least 1)
• split(delimiter, splitItemExpr)