74 lines
1.6 KiB
Plaintext
74 lines
1.6 KiB
Plaintext
procedure main()
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local s, L, all, last
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all := []
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while s := read() do {
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L := separate(s)
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if *L >= 3 then {
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put(all, L)
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L[1] := integer("16r" || L[1])
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/last | last < L[1] | runerr(500, "input not sorted")
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last := L[1]
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}
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}
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write("// DO NOT EDIT --- Automatically Generated File")
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write("//")
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write("public class UnicodeHelp {")
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s := decision(all, "isZs", set(["Zs"]))
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write(s)
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s := decision(all, "isLetterCharacter", set(["Lu", "Ll", "Lt", "Lm", "Lo", "Nl"]))
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write(s)
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s := decision(all, "isIdentifierPartCharacter", set([
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"Lu", "Ll", "Lt", "Lm", "Lo", "Nl",
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"Nd",
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"Pc",
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"Mn", "Mc",
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"Cf"
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]))
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write(s)
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write("} // class UnicodeHelp")
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end
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procedure decision(vals, name, sets)
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local T, i, start, last, s
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s := ""
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s ||:= "\tpublic static bool " || name || "(char ch) {\n"
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s ||:= "\t\t// Unicode class(es):"
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every s ||:= " " || !sets
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s ||:= "\n"
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every i := !vals & member(sets, i[3]) do {
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if i[1] == \last+1 then {
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last := i[1]
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} else {
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if \last then {
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s ||:= test(start, last)
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}
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start := last := i[1]
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}
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}
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if \last then {
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s ||:= test(start, last)
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}
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s ||:= "\t\treturn false;\n"
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s ||:= "\t}"
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return s
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end
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procedure test(lower, upper)
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if lower = upper then {
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return "\t\tif (ch == " || lower || ") return true;\n"
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}
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return "\t\tif (ch >= " || lower || " && ch <= " || upper || ") return true;\n"
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end
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procedure separate(s)
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local L
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L := []
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s ? {
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while put(L, tab(upto(';'))) & move(1)
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# intentionally ignore everything past last ';'
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}
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return L
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end
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