mirror of
https://github.com/google/wuffs.git
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bd42fa7af2
It changes from " 0-9?a-z" to ".0-9a-z~". The default or placeholder changes from " " to "." so it's now always visible. The wildcard changes from "?" to "~" so it's now sorted last.
59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
// Copyright 2020 The Wuffs Authors.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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//
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// SPDX-License-Identifier: Apache-2.0 OR MIT
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//go:build ignore
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// +build ignore
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package main
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// base38-encode.go prints the base38 encoding of each argument.
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//
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// Usage: go run base38-encode.go gif json
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import (
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"fmt"
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"os"
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"strings"
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"github.com/google/wuffs/lib/base38"
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)
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func main() {
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if err := main1(); err != nil {
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os.Stderr.WriteString(err.Error() + "\n")
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os.Exit(1)
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}
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}
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func main1() error {
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args := os.Args
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if len(args) > 1 {
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for _, arg := range args[1:] {
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arg := (strings.ToLower(arg) + "....")[:4]
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if code, ok := base38.Encode(arg); ok {
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code0 := fmt.Sprintf("0x%06X", code)
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code1 := fmt.Sprintf("0x%08X", code<<10)
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fmt.Printf("%s code: %s %s code<<10: %s %s\n",
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arg, code0, underscore(code0), code1, underscore(code1))
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} else {
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fmt.Printf("%s -\n", arg)
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}
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}
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}
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return nil
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}
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func underscore(s string) string {
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if n := len(s) - 4; n > 0 {
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return s[:n] + "_" + s[n:]
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}
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return s
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}
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