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