rearrangement

dev-srcloc
Matthew Butterick 7 years ago
parent 58ae9d5c08
commit 8c1cba99ed

@ -24,40 +24,39 @@
[(from/to "//" "\n") (next-token)]
[(from/to "@$" "$@")
(token 'SEXP-TOK (trim-ends "@$" lexeme "$@")
#:position (+ (pos lexeme-start) 2)
#:line (line lexeme-start)
#:column (+ (col lexeme-start) 2)
#:position (+ (pos lexeme-start) 2)
#:span (- (pos lexeme-end)
(pos lexeme-start) 4))]
[any-char (token 'CHAR-TOK lexeme
#:position (pos lexeme-start)
#:line (line lexeme-start)
#:column (col lexeme-start)
#:position (pos lexeme-start)
#:span (- (pos lexeme-end)
(pos lexeme-start)))]))
(our-lexer port))
(our-lexer port))
next-token)
(provide tokenize)
(module+ test
(check-equal? (apply-tokenizer tokenize "// comment\n") empty)
(check-equal?
(apply-tokenizer tokenize "@$ (+ 6 7) $@")
(list (token 'SEXP-TOK " (+ 6 7) "
#:line 11
#:column 2
#:position 3
#:line 1
#:column 2
#:span 9)))
(check-equal?
(apply-tokenizer tokenize "hi")
(list (token 'CHAR-TOK "h"
#:position 1
#:line 1
#:column 0
#:position 1
#:span 1)
(token 'CHAR-TOK "i"
#:position 2
#:line 1
#:column 1
#:position 2
#:span 1))))
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