present ( object -- string )
Converting objects to human-readable strings

Vocabulary
present

Inputs

object

an object

Outputs

string

a string

Generic word contract
Outputs a human-readable string from an object.

Notes
New methods can be defined by user code. Most often, this is done so that the object can be used with various words in the html.components or urls vocabularies.

Definition

IN: present

GENERIC: present ( object -- string )

Methods

USING: kernel present quotations sequences ;

M: callable present
    [ "[ ]" ] [
        [ drop "[ " ] [ [ present ] map " " join ] [ drop " ]" ]
        tri 3append
    ] if-empty ;


USING: accessors kernel math math.parser present sequences ;

M: complex present
    [ real>> number>string ] [
        imaginary>>
        [ number>string ] [ 0 >= [ "+" prepend ] when ] bi
    ] bi "j" 3append ;


USING: effects present ;

M: effect present effect>string ;


USING: kernel present ;

M: f present drop "" ;


USING: accessors io.sockets kernel math.parser present sequences
;

M: inet4 present
    [ host>> ] [ port>> number>string ] bi ":" glue ;


USING: accessors generic io.sockets kernel math.parser present
sequences ;

M: inet6 present
    [ M\ inet6 present (call-next-method) ]
    [ port>> number>string ] bi ":" glue ;


USING: accessors io.sockets kernel math.parser present sequences
;

M: inet present
    [ host>> ] [ port>> number>string ] bi ":" glue ;


USING: accessors io.styles present ;

M: input present string>> ;


USING: accessors io.sockets kernel math math.parser present
sequences ;

M: ipv6 present
    [ host>> ] [ scope-id>> ] bi
    [ number>string "%" glue ] unless-zero ;


USING: accessors io.sockets present sequences ;

M: local present path>> "Unix domain socket: " prepend ;


USING: accessors io.pathnames present ;

M: pathname present string>> ;


USING: accessors alien.c-types present sequences ;

M: pointer present to>> name>> "*" append ;


USING: math math.parser present ;

M: real present number>string ;


USING: accessors io.sockets.secure present sequences ;

M: secure present addrspec>> present " (secure)" append ;


USING: present strings ;

M: string present ;


USING: calendar calendar.format present ;

M: timestamp present timestamp>string ;


USING: accessors assocs combinators kernel make present urls
urls.encoding urls.private ;

M: url present
    [
        {
            [ unparse-protocol ]
            [ unparse-authority ]
            [ unparse-path ]
            [
                query>> dup assoc-empty?
                [ drop ] [ "?" % assoc>query % ] if
            ]
            [ anchor>> [ "#" % present url-encode % ] when* ]
        } cleave
    ] "" make ;


USING: accessors present vocabs ;

M: vocab-spec present name>> ;


USING: accessors present words ;

M: word present name>> ;