nvhtml

• html search with function filter

install

• npm install nvhtml

usage

const {parse_from_file} = require('nvhtml');

example

var [rt,forest] = parse_from_file("./RAW/index.html")
var sdfs = rt.$sdfs_;

var prods = sdfs.filter(r=>r.tag==='emu-production')
var nd = prods[0]

show

        > nd.show_tag()
        emu-production
            emu-nt
                a
            emu-geq
            emu-rhs
                emu-t
                emu-t
                emu-nt
                    a
                emu-t
                emu-nt
                    a
        
        
        > nd.show_attr()
        emu-production
            -name WhileStatement
            -id prod-grammar-notation-WhileStatement
            emu-nt
                a
                    -href #prod-grammar-notation-WhileStatement
            emu-geq
            emu-rhs
                -a 92j78-b5
                emu-t
                emu-t
                emu-nt
                    -id _ref_11974
                    a
                        -href #prod-Expression
                emu-t
                emu-nt
                    -id _ref_11975
                    a
                        -href #prod-Statement
        
        > nd.show_text()
                 WhileStatement
              :
                 while
                 (
                    Expression
                 )
                    Statement
        
        
        
        > nd.show_all()
        
        emu-production
            -name WhileStatement
            -id prod-grammar-notation-WhileStatement
            emu-nt
                a
                    -href #prod-grammar-notation-WhileStatement
                    _text `WhileStatement`
            emu-geq
                _text `:`
            emu-rhs
                -a 92j78-b5
                emu-t
                    _text `while`
                emu-t
                    _text `(`
                emu-nt
                    -id _ref_11974
                    a
                        -href #prod-Expression
                        _text `Expression`
                emu-t
                    _text `)`
                emu-nt
                    -id _ref_11975
                    a
                        -href #prod-Statement
                        _text `Statement`
        
        
        > nd.show_html()
        
        <emu-production name="WhileStatement" id="prod-grammar-notation-WhileStatement">
            <emu-nt>
                <a href="#prod-grammar-notation-WhileStatement">
                    WhileStatement
                </a>
            </emu-nt>
            <emu-geq>
                :
            </emu-geq>
            <emu-rhs a="92j78-b5">
                <emu-t>
                    while
                </emu-t>
                <emu-t>
                    (
                </emu-t>
                <emu-nt id="_ref_11974">
                    <a href="#prod-Expression">
                        Expression
                    </a>
                </emu-nt>
                <emu-t>
                    )
                </emu-t>
                <emu-nt id="_ref_11975">
                    <a href="#prod-Statement">
                        Statement
                    </a>
                </emu-nt>
            </emu-rhs>
        </emu-production>
        undefined
        >

filter

nd.tag_filter(/emu/).map(r=>r.tag)
nd.tag_filter("emu-production")
nd.tag_filter((tag)=>tag.includes('-t')||tag.includes('-nt'))

nd.attr_filter(/ref/,/#/)

nd.start_with_path_filter('emu-rhs','emu-nt')
nd.end_with_path_filter('emu-nt','a')

nd.strict_path_filter('emu-nt','a')


nd.tpl_
nd.tpls_


nd.tags_
nd.attrs_
nd.texts_
nd.types_