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beautiful-racket/beautiful-racket-demo/basic-demo/main.rkt

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928 B
Racket

#lang br/quicklang
(require "parser.rkt" "tokenizer.rkt")
(module+ reader (provide read-syntax get-info))
(define (read-syntax path port)
(define-values (line col pos) (port-next-location port))
(define port+newline (input-port-append #f port (open-input-string "\n")))
(port-count-lines! port+newline)
(set-port-next-location! port+newline line col pos)
(define parse-tree (parse path (tokenize port+newline)))
(strip-bindings
#`(module basic-mod basic-demo/expander
#,parse-tree)))
(define (get-info port mod line col pos)
(define (handle-query key default)
(case key
[(color-lexer)
(dynamic-require 'basic-demo/colorer 'color-basic)]
#;[(drracket:indentation)
(dynamic-require 'basic-demo/indenter 'indent-jsonic)]
#;[(drracket:toolbar-buttons)
(dynamic-require 'basic-demo/buttons 'button-list)]
[else default]))
handle-query)