Like this? https://play.golang.org/p/OIE8jdWVGB
On Tue, Sep 5, 2017 at 12:33 PM, Tong Sun <suntong...@gmail.com> wrote: > > I'll be religiously avoiding "*unicode.IsUpper*()" as something mystery > happened in the past: > https://groups.google.com/d/msg/golang-nuts/714WQs85H3w/KEqKgmAqAAAJ > > BTW, *for my case*, I do need the string, > > "FooBarBaz GNU PYTHON Standard" > > to be split exactly to be > > "Foo Bar Baz GNU PYTHON Standard" > > I.e., 6 words altogether, no more spacing than this. > > thanks again for helping and showing me you benchmark code. > > > On Tue, Sep 5, 2017 at 1:35 PM, Florian Florensen <f...@posteo.de> wrote: > >> I've just joined the group and had to get activated, that's why my answer >> took so long. Should have waited until then. >> >> Thank you for the notice! I fixed it in the playground: >> https://play.golang.org/p/kuk6FxesDq. >> Although I wrote a benchmark (https://play.golang.org/p/YpnI257SHD), I >> didn't write tests. Sorry for that! >> >> I still would use Seths version, since it correctly splits >> uppercase-words like CAMELCase to ["C" "A" "M" "E" "L" "Case"]. >> >> Am Dienstag, 5. September 2017 03:43:22 UTC+2 schrieb Tong Sun: >>> >>> Oh thanks a lot Florian! >>> >>> I wished I had received it earlier (my email header said, Created at: >>> Sun, Sep 3, 2017 at 6:03 PM (Delivered after 89531 seconds)), because my >>> own version is embarrassingly complicated: >>> >>> https://github.com/go-dedup/text/blob/3d0d998bef3db393749693 >>> 3778c55e4f01cab5e4/text.go#L37-L60 >>> >>> I'll go with the simple camelRegexp, because to be fair, the camelAppend >>> is not handing the cases that camelRegexp is handling, e.g., "FooBarBaz GNU >>> PYTHON Standard", and I'll make it not inserting space if there is already >>> one there... >>> >>> PS. did you have to write extra code (not published here) to use `go >>> test -bench=.`? >>> >>> thx >>> >>> >>> >>> On Sun, Sep 3, 2017 at 6:03 PM, Florian Florensen <fl...@posteo.de> >>> wrote: >>> >>>> Hi, two approaches would be: >>>> >>>> func camelAppend(str string) string { >>>> w := []rune(str) >>>> for i := len(w) - 1; i > 1; i-- { >>>> if unicode.IsUpper(w[i]) { >>>> w = append(w[:i], append([]rune{' '}, w[i:]...)...) >>>> } >>>> } >>>> return string(w) >>>> } >>>> >>>> func camelRegexp(str string) string { >>>> re := regexp.MustCompile(`([A-Z]+)`) >>>> str = re.ReplaceAllString(str, ` $1`) >>>> str = strings.Trim(str, " ") >>>> return str >>>> } >>>> >>>> $ go test -bench=. >>>> goos: darwin >>>> goarch: amd64 >>>> BenchmarkCamelAppend-4 3000000 444 ns/op >>>> BenchmarkCamelRegexp-4 200000 11224 ns/op >>>> PASS >>>> >>>> >>>> Am Sonntag, 3. September 2017 23:23:59 UTC+2 schrieb Tong Sun: >>>>> >>>>> Hi, >>>>> >>>>> I need to split "CamelCaseWords" into individual words like "Camel >>>>> Case Words". >>>>> The following is the Perl code that I get for doing just that: >>>>> >>>>> @words = $words[0] =~ /[A-Z][^A-Z]*/g >>>>> if @words == 1 && $words[0] =~ /^[A-Z]/; >>>>> >>>>> However, I've been staring at it long enough to confirm myself that I >>>>> really don't quite understand how it was done. >>>>> >>>>> Anyway, I'm wondering what's the neat way to do it in Go. >>>>> >>>>> PS. if you must know, I know that the algorithm I can borrow from is >>>>> github.com/danverbraganza/varcaser, but when I was trying to use it, >>>>> I noticed a side effect that makes it works for "myConstantVariable" but >>>>> not for "GNU PYTHON Standard": >>>>> https://github.com/danverbraganza/varcaser/issues/1 >>>>> >>>>> Thanks >>>>> >>>>> -- >>>> You received this message because you are subscribed to a topic in the >>>> Google Groups "golang-nuts" group. >>>> To unsubscribe from this topic, visit https://groups.google.com/d/to >>>> pic/golang-nuts/MmerkVS9ke0/unsubscribe. >>>> To unsubscribe from this group and all its topics, send an email to >>>> golang-nuts...@googlegroups.com. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "golang-nuts" group. >> To unsubscribe from this topic, visit https://groups.google.com/d/to >> pic/golang-nuts/MmerkVS9ke0/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> golang-nuts+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/d/optout. >> > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- Michael T. Jones michael.jo...@gmail.com -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
