nv-string-idtag

• nv-string-idtag

• parse/unparse a simple format:

• the valid chars can BE  [a-z] OR [0-9] OR  _  OR  $

• the first char  can BE  [a-z] OR  $

• the dollar $    is used as seperator

• begin with $    means a abs path

• end   with $    means a dir path

• for test const-string-pool feature in nvlang , normally USELESS

install

• npm install nv-string-idtag

usage

    const {
       is_valid_idtag,
       parse,
       unparse,
    } = require("nv-string-idtag") 

example

    > is_valid_idtag("_a")
    false
    >
    > is_valid_idtag("0abc")
    false
    >


    > parse('abc_def');
    [ 'abc_def' ]
    > parse('$abc_def');
    [ '', 'abc_def' ]
    > parse('abc_def$');
    [ 'abc_def', '' ]
    > parse('abc_def$xyz');
    [ 'abc_def', 'xyz' ]
    > parse('$abc_def$xyz');
    [ '', 'abc_def', 'xyz' ]
    > parse('$abc_def$xyz$hij_lmn');
    [ '', 'abc_def', 'xyz', 'hij_lmn' ]
    > parse('$abc_def$xyz$hij_lmn$');
    [ '', 'abc_def', 'xyz', 'hij_lmn', '' ]
    >

    > unparse([ '', 'abc_def', 'xyz', 'hij_lmn', '' ])
    '$abc_def$xyz$hij_lmn$'

API

• is_valid_idtag(s)
• parse(s)
• unparse(arr)

LICENSE

• ISC