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module demo::lang::MissGrant::ToMethods

rascal-0.34.0

Usage​

import demo::lang::MissGrant::ToMethods;

Dependencies​

import  demo::lang::MissGrant::AST;

function controller2methods​

public str controller2methods(str name, Controller ctl) =
         "public class <name> {
         '  <for (e <- ctl.events) {>
         '  <event2java(e)>
         '  <}>
         '  <for (c <- ctl.commands) {>
         '  <command2java(c)>
         '  <}>
         '  <for (s <- ctl.states) {>
         '  <state2java(s)>
         '  <}>
         '}";

function event2java​

public str event2java(Event event) =
         "private boolean <event.name>(String token) {
         '  return token.equals(\"<event.token>\");
         '}";

function command2java​

public str command2java(Command command) =
         "private void <command.name>(Writer output) {
         '  output.write(\"<command.token>\");
         '}";

function state2java​

public str state2java(State state) =
         "private void <stateName(state)>(Scanner input, Writer output) {
         '  <for (a <- state.actions) {>
         '  <a>(output);
         '  <}>
         '  String token = input.nextLine();
         '  <for (t <- state.transitions) {>
         '  if (<t.event>(token)) {
         '     <stateName(t.state)>(input, output);
         '     return;
         '  }
         '  <stateName(state)>(input, output);
         '  <}>
         '}";

function stateName​

public str stateName(State s) = stateName(s.name);

public str stateName(str s) = "state$<s>";