# punycode

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Implements a representation of Unicode with the limited ASCII character subset.

Examples:

    static :
      block:
        doAssert encode("") == ""
        doAssert encode("a") == "a-"
        doAssert encode("A") == "A-"
        doAssert encode("3") == "3-"
        doAssert encode("-") == "--"
        doAssert encode("--") == "---"
        doAssert encode("abc") == "abc-"
        doAssert encode("London") == "London-"
        doAssert encode("Lloyd-Atkinson") == "Lloyd-Atkinson-"
        doAssert encode("This has spaces") == "This has spaces-"
        doAssert encode("ü") == "tda"
        doAssert encode("München") == "Mnchen-3ya"
        doAssert encode("Mnchen-3ya") == "Mnchen-3ya-"
        doAssert encode("München-Ost") == "Mnchen-Ost-9db"
        doAssert encode("Bahnhof München-Ost") == "Bahnhof Mnchen-Ost-u6b"
      block:
        doAssert decode("") == ""
        doAssert decode("a-") == "a"
        doAssert decode("A-") == "A"
        doAssert decode("3-") == "3"
        doAssert decode("--") == "-"
        doAssert decode("---") == "--"
        doAssert decode("abc-") == "abc"
        doAssert decode("London-") == "London"
        doAssert decode("Lloyd-Atkinson-") == "Lloyd-Atkinson"
        doAssert decode("This has spaces-") == "This has spaces"
        doAssert decode("tda") == "ü"
        doAssert decode("Mnchen-3ya") == "München"
        doAssert decode("Mnchen-3ya-") == "Mnchen-3ya"
        doAssert decode("Mnchen-Ost-9db") == "München-Ost"
        doAssert decode("Bahnhof Mnchen-Ost-u6b") == "Bahnhof München-Ost"

# Imports

strutils, unicode

# Types

    PunyError = object of ValueError

  Source Edit

# Procs

    proc encode(prefix, s: string): string {...}{.raises: [PunyError], tags: [].}

  Encode a string that may contain Unicode. Prepend `prefix` to the result Source Edit

    proc encode(s: string): string {...}{.raises: [PunyError], tags: [].}

  Encode a string that may contain Unicode. Prefix is empty. Source Edit

    proc decode(encoded: string): string {...}{.raises: [PunyError], tags: [].}

  Decode a Punycode-encoded string Source Edit