#!/bin/bash

# Copyright 2014 The Kubernetes Authors.
#
# 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.

# GoFmt apparently is changing @ head...

set -o errexit
set -o nounset
set -o pipefail

global KUBE_ROOT := "$[dirname $(BASH_SOURCE)]/.."
source "$(KUBE_ROOT)/hack/lib/init.sh"

kube::golang::verify_go_version

cd $(KUBE_ROOT)

proc find_files {
  find . -not '(' \
      '(' \
        -wholename './output' \
        -o -wholename './_output' \
        -o -wholename './_gopath' \
        -o -wholename './release' \
        -o -wholename './target' \
        -o -wholename '*/third_party/*' \
        -o -wholename '*/vendor/*' \
        -o -wholename './staging/src/k8s.io/client-go/*vendor/*' \
      ')' -prune \
    ')' -name '*.go'
}

global GOFMT := '"gofmt -s -w'"
find_files | xargs $GOFMT
(CommandList
  children: [
    (C {(set)} {(-o)} {(errexit)})
    (C {(set)} {(-o)} {(nounset)})
    (C {(set)} {(-o)} {(pipefail)})
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:KUBE_ROOT)
          op: Equal
          rhs: 
            {
              (CommandSubPart
                command_list: 
                  (CommandList
                    children: [(C {(dirname)} {(DQ (${ VSub_Name BASH_SOURCE))})]
                  )
                left_token: <Left_CommandSub "$(">
                spids: [68 76]
              ) (/..)
            }
          spids: [67]
        )
      ]
      spids: [67]
    )
    (C {(source)} {(DQ (${ VSub_Name KUBE_ROOT) (/hack/lib/init.sh))})
    (C 
      {(kube) (Lit_Other ":") (Lit_Other ":") (golang) (Lit_Other ":") (Lit_Other ":") 
        (verify_go_version)
      }
    )
    (C {(cd)} {(DQ (${ VSub_Name KUBE_ROOT))})
    (FuncDef
      name: find_files
      body: 
        (BraceGroup
          children: [
            (C {(find)} {(.)} {(-not)} {(EscapedLiteralPart token:<Lit_EscapedChar "\\(">)} 
              {(EscapedLiteralPart token:<Lit_EscapedChar "\\(">)} {(-wholename)} {(SQ <./output>)} {(-o)} {(-wholename)} {(SQ <./_output>)} {(-o)} {(-wholename)} 
              {(SQ <./_gopath>)} {(-o)} {(-wholename)} {(SQ <./release>)} {(-o)} {(-wholename)} {(SQ <./target>)} {(-o)} {(-wholename)} 
              {(SQ <"*/third_party/*">)} {(-o)} {(-wholename)} {(SQ <"*/vendor/*">)} {(-o)} {(-wholename)} 
              {(SQ <"./staging/src/k8s.io/client-go/*vendor/*">)} {(EscapedLiteralPart token:<Lit_EscapedChar "\\)">)} {(-prune)} 
              {(EscapedLiteralPart token:<Lit_EscapedChar "\\)">)} {(-name)} {(SQ <"*.go">)}
            )
          ]
          spids: [111]
        )
      spids: [107 110]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:GOFMT) op:Equal rhs:{(DQ ("gofmt -s -w"))} spids:[223])]
      spids: [223]
    )
    (Pipeline children:[(C {(find_files)})(C {(xargs)} {($ VSub_Name "$GOFMT")})] negated:False)
  ]
)