#!/bin/bash

# If this file has already been sourced, just return
test $(CALLABLE_SH+true)TODO  && return
declare -g CALLABLE_SH = 'true'

source ${BASH_SOURCE%/*}/common.sh
source ${BASH_SOURCE%/*}/variables.sh
source ${BASH_SOURCE%/*}/variables.linkedlist.sh

variable::type::define Callable
variable::type::define Function Callable
variable::type::define BuiltinFunction Function
variable::type::define Macro Callable


# 
# ======================================================
if test $0 != $BASH_SOURCE {
    return
}


# assert::report

if test $(1+isset) && test $1 == "debug" { 
    variable::printMetadata
}

(CommandList
  children: [
    (AndOr
      children: [
        (C {(Lit_Other "[")} 
          {
            (BracedVarSub
              token: <VSub_Name CALLABLE_SH>
              suffix_op: (StringUnary op_id:VTest_Plus arg_word:{(true)})
              spids: [9 13]
            )
          } {(Lit_Other "]")}
        )
        (ControlFlow token:<ControlFlow_Return return>)
      ]
      op_id: Op_DAmp
    )
    (Assignment
      keyword: Assign_Declare
      flags: ["'-g'"]
      pairs: [(assign_pair lhs:(LhsName name:CALLABLE_SH) op:Equal rhs:{(true)} spids:[25])]
      spids: [21]
    )
    (C {(.)} 
      {
        (BracedVarSub
          token: <VSub_Name BASH_SOURCE>
          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ("*")})
          spids: [31 36]
        ) (/common.sh)
      }
    )
    (C {(.)} 
      {
        (BracedVarSub
          token: <VSub_Name BASH_SOURCE>
          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ("*")})
          spids: [41 46]
        ) (/variables.sh)
      }
    )
    (C {(.)} 
      {
        (BracedVarSub
          token: <VSub_Name BASH_SOURCE>
          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ("*")})
          spids: [51 56]
        ) (/variables.linkedlist.sh)
      }
    )
    (C {(variable) (Lit_Other ":") (Lit_Other ":") (type) (Lit_Other ":") (Lit_Other ":") (define)} 
      {(Callable)}
    )
    (C {(variable) (Lit_Other ":") (Lit_Other ":") (type) (Lit_Other ":") (Lit_Other ":") (define)} 
      {(Function)} {(Callable)}
    )
    (C {(variable) (Lit_Other ":") (Lit_Other ":") (type) (Lit_Other ":") (Lit_Other ":") (define)} 
      {(BuiltinFunction)} {(Function)}
    )
    (C {(variable) (Lit_Other ":") (Lit_Other ":") (type) (Lit_Other ":") (Lit_Other ":") (define)} 
      {(Macro)} {(Callable)}
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (C {(Lit_Other "[")} {($ VSub_Number "$0")} {(KW_Bang "!") (Lit_Other "=")} 
                  {($ VSub_Name "$BASH_SOURCE")} {(Lit_Other "]")}
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [(ControlFlow token:<ControlFlow_Return return>)]
          spids: [-1 128]
        )
      ]
      spids: [-1 133]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (AndOr
                  children: [
                    (C {(Lit_Other "[")} 
                      {
                        (BracedVarSub
                          token: <VSub_Number 1>
                          suffix_op: (StringUnary op_id:VTest_Plus arg_word:{(isset)})
                          spids: [145 149]
                        )
                      } {(Lit_Other "]")}
                    )
                    (C {(Lit_Other "[")} {(DQ ($ VSub_Number "$1"))} {(Lit_Other "=") (Lit_Other "=")} 
                      {(DQ (debug))} {(Lit_Other "]")}
                    )
                  ]
                  op_id: Op_DAmp
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [(C {(variable) (Lit_Other ":") (Lit_Other ":") (printMetadata)})]
          spids: [-1 171]
        )
      ]
      spids: [-1 180]
    )
  ]
)