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(.module:
lux
(lux (data [maybe]
[text]
text/format)))
(def: (normalize-char char)
(-> Nat Text)
(case char
(^ (char "*")) "_ASTER_"
(^ (char "+")) "_PLUS_"
(^ (char "-")) "_DASH_"
(^ (char "/")) "_SLASH_"
(^ (char "\\")) "_BSLASH_"
(^ (char "_")) "_UNDERS_"
(^ (char "%")) "_PERCENT_"
(^ (char "$")) "_DOLLAR_"
(^ (char "'")) "_QUOTE_"
(^ (char "`")) "_BQUOTE_"
(^ (char "@")) "_AT_"
(^ (char "^")) "_CARET_"
(^ (char "&")) "_AMPERS_"
(^ (char "=")) "_EQ_"
(^ (char "!")) "_BANG_"
(^ (char "?")) "_QM_"
(^ (char ":")) "_COLON_"
(^ (char ".")) "_PERIOD_"
(^ (char ",")) "_COMMA_"
(^ (char "<")) "_LT_"
(^ (char ">")) "_GT_"
(^ (char "~")) "_TILDE_"
(^ (char "|")) "_PIPE_"
_
(text.from-code char)))
(def: underflow Nat (dec +0))
(def: #export (normalize-name name)
(-> Text Text)
(loop [idx (dec (text.size name))
output ""]
(if (n/= underflow idx)
output
(recur (dec idx) (format (|> (text.nth idx name) maybe.assume normalize-char) output)))))
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