You may be also interested in https://github.com/mmatczuk/go_generics (the credit goes to Google).
With it you can write a generic code that actually compiles and change the types later ex. https://github.com/scylladb/go-set/tree/master/internal/set W dniu poniedziałek, 25 marca 2019 15:58:03 UTC+1 użytkownik David Skinner napisał: > > I am very, very, old school, grew up with ASM and Macro Assembly. I really > appreciate this. > > I prefer to write Go code in a purely idiomatic way but there are times i > just want to finish the job and ship it. > > Thank you for sharing. > > On Sunday, March 24, 2019 at 4:23:52 PM UTC-5, Ecstatic Coder wrote: >> >> Just to inform you that I've just released an first version of *Generis*, >> a lightweight code preprocessor adding the following features to the Go >> language : >> >> - Generic code definition and instantiation. >> - Conditional compilation. >> - ERB-like HTML templating. >> - Allman to K&R style conversion. >> >> https://github.com/senselogic/GENERIS >> >> It's very similar in function to both Ego and Genny, but implemented as a >> free-form C++-like preprocessor. >> >> Probably of no use at all for anyone who likes to develop Go code in a >> purely idiomatic way, which obviously I'm not... >> >> >> *Sample* >> >> package main; >> // -- IMPORTS >> import ( >> "html" >> "io" >> "log" >> "net/http" >> "strconv" >> ); >> // -- DEFINITIONS >> >> #define DebugMode >> #as true >> // ~~ >> >> #define HttpPort >> #as 8080 >> // ~~ >> >> #define WriteLine( {{text}} ) >> #as log.Println( {{text}} ) >> // ~~ >> >> #define local {{variable}} : {{type}}; >> #as var {{variable}} {{type}}; >> // ~~ >> >> #define DeclareStack( {{type}}, {{name}} ) >> #as >> // -- TYPES >> >> type {{name}}Stack struct >> { >> ElementArray []{{type}}; >> } >> >> // -- INQUIRIES >> >> func ( stack * {{name}}Stack ) IsEmpty( >> ) bool >> { >> return len( stack.ElementArray ) == 0; >> } >> >> // -- OPERATIONS >> >> func ( stack * {{name}}Stack ) Push( >> element {{type}} >> ) >> { >> stack.ElementArray = append( stack.ElementArray, element ); >> } >> >> // ~~ >> >> func ( stack * {{name}}Stack ) Pop( >> ) {{type}} >> { >> local >> element : {{type}}; >> >> element = stack.ElementArray[ len( stack.ElementArray ) - 1 ]; >> >> stack.ElementArray = stack.ElementArray[ : len( stack.ElementArray ) >> - 1 ]; >> >> return element; >> } >> #end >> // ~~ >> >> #define DeclareStack( {{type}} ) >> #as DeclareStack( {{type}}, {{type:PascalCase}} ) >> // -- TYPES >> DeclareStack( string )DeclareStack( int32 ) >> // -- FUNCTIONS >> func HandleRootPage( >> response_writer http.ResponseWriter, >> request * http.Request >> ) >> { >> local >> boolean : bool; >> local >> natural : uint; >> local >> integer : int; >> local >> real : float64; >> local >> escaped_text, >> text : string; >> local >> integer_stack : Int32Stack; >> >> boolean = true; >> natural = 10; >> integer = 20; >> real = 30.0; >> text = "text"; >> escaped_text = "<escaped text/>"; >> >> integer_stack.Push( 10 ); >> integer_stack.Push( 20 ); >> integer_stack.Push( 30 ); >> >> #write response_writer >> <!DOCTYPE html> >> <html lang="en"> >> <head> >> <meta charset="utf-8"> >> <title><%= request.URL.Path %></title> >> </head> >> <body> >> <% if ( boolean ) { %> >> <%= "URL : " + request.URL.Path %> >> <br/> >> <%@ natural %> >> <%# integer %> >> <%& real %> >> <br/> >> <%~ text %> >> <%= escaped_text %> >> <%= "<%% ignored %%>" %> >> <%% ignored %%> >> <% } %> >> <br/> >> Stack : >> <br/> >> <% for !integer_stack.IsEmpty() { %> >> <%# integer_stack.Pop() %> >> <% } %> >> </body> >> </html> >> #end >> } >> // ~~ >> func main() >> { >> http.HandleFunc( "/", HandleRootPage ); >> >> #if DebugMode >> WriteLine( "Listening on http://localhost:HttpPort"; ); >> #end >> >> log.Fatal( >> http.ListenAndServe( ":8080", nil ) >> ); >> } >> >> -- 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.
