kopia lustrzana https://github.com/tonsky/FiraCode
122 wiersze
3.9 KiB
Clojure
Executable File
122 wiersze
3.9 KiB
Clojure
Executable File
(ns regen-calt
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(:require
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[clojure.string :as str]
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[glyphs :as glyphs]))
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(def ignores
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{ ["slash" "asterisk"]
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(str
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" ignore sub slash' asterisk slash;\n"
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" ignore sub asterisk slash' asterisk;\n")
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["asterisk" "slash"]
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(str
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" ignore sub slash asterisk' slash;\n"
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" ignore sub asterisk' slash asterisk;\n")
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["asterisk" "asterisk"]
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(str
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" ignore sub slash asterisk' asterisk;\n"
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" ignore sub asterisk' asterisk slash;\n")
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["asterisk" "asterisk" "asterisk"]
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(str
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" ignore sub slash asterisk' asterisk asterisk;\n"
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" ignore sub asterisk' asterisk asterisk slash;\n")
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["question" "equal"]
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" ignore sub parenleft question' equal;\n"
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["less" "equal"]
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" ignore sub parenleft question less' equal;\n"
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["question" "colon"]
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" ignore sub parenleft question' colon;\n"
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["less" "bar" "bar"]
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" ignore sub less' bar bar greater;\n"
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["bar" "bar" "greater"]
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" ignore sub less bar' bar greater;\n"
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["colon" "greater"]
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" ignore sub colon' greater equal;\n"
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})
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(defn liga->rule
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"[f f i] => { [LIG LIG i] f_f_i.liga
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[LIG f i] LIG
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[ f f i] LIG }"
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[liga]
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(case (count liga)
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2 (let [[a b] liga]
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(str/replace
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(str "lookup 1_2 {\n"
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" ignore sub 1 1' 2;\n"
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" ignore sub 1' 2 2;\n"
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(get ignores liga)
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" sub LIG 2' by 1_2.liga;\n"
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" sub 1' 2 by LIG;\n"
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"} 1_2;")
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#"\d" {"1" a "2" b}))
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3 (let [[a b c] liga]
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(str/replace
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(str "lookup 1_2_3 {\n"
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" ignore sub 1 1' 2 3;\n"
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" ignore sub 1' 2 3 3;\n"
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(get ignores liga)
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" sub LIG LIG 3' by 1_2_3.liga;\n"
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" sub LIG 2' 3 by LIG;\n"
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" sub 1' 2 3 by LIG;\n"
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"} 1_2_3;")
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#"\d" {"1" a "2" b "3" c}))
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4 (let [[a b c d] liga]
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(str/replace
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(str "lookup 1_2_3_4 {\n"
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" ignore sub 1 1' 2 3 4;\n"
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" ignore sub 1' 2 3 4 4;\n"
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(get ignores liga)
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" sub LIG LIG LIG 4' by 1_2_3_4.liga;\n"
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" sub LIG LIG 3' 4 by LIG;\n"
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" sub LIG 2' 3 4 by LIG;\n"
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" sub 1' 2 3 4 by LIG;\n"
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"} 1_2_3_4;")
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#"\d" {"1" a "2" b "3" c "4" d}))))
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(defn index-of [pred xs]
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(reduce (fn [i x] (if (pred x) (reduced i) (inc i))) 0 xs))
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(defn replace-calt [font calt]
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(let [features (:features font)
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idx (index-of #(= "calt" (:name %)) features)
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code (get-in features [idx :code])
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code' (str/replace code
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#"### start of generated calt\n[^#]+\n### end of generated calt\n"
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(str "### start of generated calt\n" calt "\n### end of generated calt\n"))]
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(assoc-in font [:features idx :code] code')))
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(defn -main [& args]
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(let [file (or (first args) "FiraCode.glyphs")
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_ (println "Parsing" file "...")
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font (glyphs/parse (slurp file))
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ligas (for [g (:glyphs font)
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:let [name (:glyphname g)]
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:when (str/ends-with? name ".liga")
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:let [[_ liga] (re-matches #"([a-z_]+)\.liga" name)]]
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(str/split liga #"_")) ;; [ ["dash" "greater" "greater"] ... ]
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calt (->> ligas (sort-by count) (reverse) (map liga->rule) (str/join "\n\n"))
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font' (replace-calt font calt)]
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(println "Saving" file "...")
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(spit file (glyphs/serialize font'))
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(println "Total ligatures count:" (count ligas))
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(println " " (->> ligas
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(group-by count)
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(sort-by first)
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(map (fn [[k v]] (str (count v) (case k 2 " pairs", 3 " triples", 4 " quadruples"))))
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(str/join ", ")))
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(println)))
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;; (-main)
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