joy_interpreter_flowchart.svg

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@startuml
start

while (expression is...) is (non-empty)
  :get next term from expression;
  if (term is...) then (symbol)
    if (symbol in dictionary?) then (no)
      #red:raise UnknownWord;
      break
    else (yes)
      :lookup function;
      :evaluate function;
    endif
  else (literal)
    :push term onto stack;
  endif
endwhile (empty)

:normal exit;
stop
@enduml

PlantUML version 1.2022.8beta8(Unknown compile time)
(GPL source distribution)
Java Runtime: Java(TM) SE Runtime Environment
JVM: Java HotSpot(TM) 64-Bit Server VM
Default Encoding: UTF-8
Language: en
Country: US
--></g></svg>