Neutered Puppy Masquerade

    graham

    1.2.1 • Public • Published

    Graham

    A Javascript port of the parser combinator library from Graham Hutton's Programming in Haskell.

    Usage

    $ npm install --save graham
    var p = require("graham");
     
    var myLittleParser = p.either(
      p.seq(p.string("left "), (_) => p.seq(p.num,
        (n) => p.ret({ "left": n }))),
      p.seq(p.string("right "), (_) => p.seq(p.num,
        (n) => p.ret({ "right": n })))
    );
     
    p.parse(myLittleParser, "left 123");
    // == [{"left": 123}, ""]
     
    p.parse(myLittleParser, "right 456");
    // == [{"right": 456}, ""]
     
    p.parse(myLittleParser, "left lol");
    // == null
     
    p.parse(myLittleParser, "right 123lol");
    // == [{"right": 123}, "lol"]

    License

    Copyright 2014 Bodil Stokke

    This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

    This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License along with this program. If not, see http://www.gnu.org/licenses/.

    Keywords

    Install

    npm i graham

    DownloadsWeekly Downloads

    1

    Version

    1.2.1

    License

    LGPL-3.0+

    Last publish

    Collaborators

    • bodil