init

LICENSE

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+
+ Copyright (c) 2018, Stephen McQuay (smcquay)
+ 
+ All rights reserved.
+ 
+ Redistribution and use in source and binary forms, with or without modification,
+ are permitted provided that the following conditions are met:
+ 
+     * Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+     * Redistributions in binary form must reproduce the above copyright notice,
+       this list of conditions and the following disclaimer in the documentation
+       and/or other materials provided with the distribution.
+     * Neither the name of jmbl nor the names of its contributors
+       may be used to endorse or promote products derived from this software
+       without specific prior written permission.
+ 
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+

README.md

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+# jmbl mixes up words
+
+```bash
+$ echo Hello how are you? today is süppęr great. | jmbl
+hlleo how are you tdoay is süppęr geart
+```

main.go

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+package main
+
+import (
+	"bufio"
+	"fmt"
+	"math/rand"
+	"os"
+	"strings"
+	"time"
+	"unicode"
+)
+
+func main() {
+	rand.Seed(time.Now().UnixNano())
+	s := bufio.NewScanner(os.Stdin)
+	for s.Scan() {
+		l := s.Text()
+		for _, word := range strings.Fields(l) {
+			fmt.Printf("%s ", jumble(word))
+		}
+		fmt.Println()
+	}
+	if err := s.Err(); err != nil {
+	}
+}
+
+func jumble(word string) string {
+	switch len(word) {
+	case 1, 2, 3:
+		return word
+	}
+
+	w := []rune(strings.ToLower(word))
+	start, end := 0, len(w)
+
+	for i := 0; i < len(w); i++ {
+		if unicode.IsLetter(w[i]) {
+			start = i
+			break
+		}
+	}
+	for i := len(w) - 1; i > 0; i-- {
+		if unicode.IsLetter(w[i]) {
+			end = i
+			break
+		}
+	}
+
+	var r string
+	r += string(w[start])
+	ps := rand.Perm(end - start - 1)
+	for _, p := range ps {
+		r += string(w[p+1])
+	}
+	r += string(w[end])
+	return r
+}