#!/bin/bash

# Copyright 2015 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -eu

# Pick values for DEVELOPER_DIR and SDKROOT as appropriate (if they weren't set)
global WRAPPER_DEVDIR := $(DEVELOPER_DIR:-)
if [[ -z "${WRAPPER_DEVDIR}" ]]  {
  global WRAPPER_DEVDIR := $[xcode-select -p]
}

echo $(WRAPPER_DEVDIR)
(CommandList
  children: [
    (C {(set)} {(-eu)})
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:WRAPPER_DEVDIR)
          op: Equal
          rhs: 
            {
              (DQ 
                (BracedVarSub
                  token: <VSub_Name DEVELOPER_DIR>
                  suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{(SQ )})
                  spids: [54 57]
                )
              )
            }
          spids: [52]
        )
      ]
      spids: [52]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (DBracket
                  expr: (BoolUnary op_id:BoolUnary_z child:{(DQ (${ VSub_Name WRAPPER_DEVDIR))})
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:WRAPPER_DEVDIR)
                  op: Equal
                  rhs: 
                    {
                      (DQ 
                        (CommandSubPart
                          command_list: (CommandList children:[(C {(xcode-select)} {(-p)})])
                          left_token: <Left_CommandSub "$(">
                          spids: [81 85]
                        )
                      )
                    }
                  spids: [79]
                )
              ]
              spids: [79]
            )
          ]
          spids: [-1 76]
        )
      ]
      spids: [-1 88]
    )
    (C {(echo)} {(DQ (${ VSub_Name WRAPPER_DEVDIR))})
  ]
)