Data File Grammar

The grammar for OPL data files

    0 $accept: CompilationUnit $end

    1 CompilationUnit: /* empty */
    2                | Prepare_opt Elements

    3 Elements: Element Invoke_opt ';'
    4         | Elements Element Invoke_opt ';'
    5         | error ';'

    6 @1: /* empty */

    7 Element: Id @1 '=' Item
    8        | Connection
    9        | Read
   10        | Publish

   11 String: "(string-literal)"
   12       | Id

   13 Id: "(identifier)"

   14 IdOrPath: "(identifier path)"
   15         | Id

   16 IdOrPathList: IdOrPath IdOrPath
   17             | IdOrPathList IdOrPath

   18 Connection: "DBConnection" Id '(' String String ')'
   19           | "SheetConnection" Id '(' String ')'
   20           | CustomConnection Id '(' String String ')'

   21 Read: IdOrPath "from" "DBRead" '(' Id String ')' PlaceHolders_opt
   22     | IdOrPathList "from" "DBRead" '(' Id String ')' PlaceHolders_opt
   23     | IdOrPath "from" "SheetRead" '(' Id String ')'
   24     | IdOrPath "from" CustomRead '(' Id String ')'

   25 PlaceHolders_opt: /* empty */
   26                 | '(' PlaceHolders ')'

   27 PlaceHolders: PlaceHolder
   28             | PlaceHolders PlaceHolder

   29 PlaceHolder: Id

   30 Publish: "DBExecute" '(' Id String ')'
   31        | IdOrPath "to" "DBUpdate" '(' Id String ')'
   32        | IdOrPath "to" "SheetWrite" '(' Id String ')'
   33        | IdOrPath "to" CustomPublish '(' Id String ')'

   34 CustomConnection: "*Connection"

   35 CustomRead: "*Read"

   36 CustomPublish: "*Publish"

   37 Items: Item
   38      | Items Item

   39 Items_opt: /* empty */
   40          | Items

   41 Item: Primitive
   42     | Array
   43     | Tuple
   44     | Set

   45 Primitive: "(int-literal)"
   46          | "(float-literal)"
   47          | "(string-literal)"
   48          | "(identifier)"

   49 @2: /* empty */

   50 Array: "[" @2 Items_opt "]"

   51 @3: /* empty */

   52 Array: "#[" @3 IndexedItems "]#"
   53      | error "]"
   54      | error "]#"

   55 IndexedItems: IndexedItem
   56             | IndexedItems IndexedItem

   57 IndexedItem: Index ':' Item

   58 Index: "(int-literal)"
   59      | "(float-literal)"
   60      | "(string-literal)"
   61      | Id
   62      | IndexTuple

   63 @4: /* empty */

   64 IndexTuple: "<" @4 Items ">"
   65           | error ">"

   66 @5: /* empty */

   67 Tuple: "<" @5 Items ">"

   68 @6: /* empty */

   69 Tuple: "#<" @6 NamedItems ">#"
   70      | error ">"
   71      | error ">#"

   72 NamedItems: NamedItem
   73           | NamedItems NamedItem

   74 NamedItem: Name ':' Item

   75 Name: Id

   76 @7: /* empty */

   77 Set: "{" @7 Items_opt "}"
   78    | error "}"

   79 Prepare_opt: /* empty */
   80            | Prepare

   81 Prepare: "prepare" "(execute-block)"

   82 Invoke_opt: /* empty */
   83           | Invoke

   84 Invoke: "invoke" Id