Hello,

Earlier today, I proposed some alternative conventions for tuples. Here are 
some constructor words rewritten using the alternative system.

The 8080 vocabulary also benefits according to some rewrites I did. Basically 
anything that is tuple setter intensive should benefit.

Ed

! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

! inference.backend

TUPLE: inference-error rstate major? ;

! original:

C: inference-error ( msg rstate important? -- error )
    [ set-inference-error-major? ] keep
    [ set-inference-error-rstate ] keep
    [ set-delegate ] keep ;

! alternative:

: <inference-error> ( msg rstate important? -- error )
<inference-error*> swap set-delegate ;

! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

! parser

TUPLE: parse-error file line col text ;

! original:

C: parse-error ( msg -- error )
    file get over set-parse-error-file
    lexer get lexer-line over set-parse-error-line
    lexer get lexer-column over set-parse-error-col
    lexer get line-text over set-parse-error-text
    [ set-delegate ] keep ;

! alternative:

: <parse-error> ( msg -- error )
>r
file get
lexer get lexer-line
lexer get lexer-column
lexer get line-text
<parser-error*>
r> set-delegate ;

! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

! ui.commands

TUPLE: command-map blurb; 

! original:

C: command-map ( blurb commands -- command-map )
    swap { } like over set-delegate
    [ set-command-map-blurb ] keep ;

! alternative:

: <command-map> ( blurb commands -- command-map )
>r <command-map*> r> { } like set-delegate ;


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