github.com/distbuild/reclient@v0.0.0-20240401075343-3de72e395564/internal/pkg/inputprocessor/action/d8/preprocessor.go (about)

     1  // Copyright 2023 Google LLC
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package d8
    16  
    17  import (
    18  	"fmt"
    19  
    20  	"github.com/bazelbuild/reclient/internal/pkg/inputprocessor"
    21  
    22  	"github.com/bazelbuild/remote-apis-sdks/go/pkg/command"
    23  )
    24  
    25  // Preprocessor is the context for processing tool type actions.
    26  type Preprocessor struct {
    27  	*inputprocessor.BasePreprocessor
    28  }
    29  
    30  // ParseFlags parses the commands flags and populates the ActionSpec object with inferred
    31  // information.
    32  func (p *Preprocessor) ParseFlags() error {
    33  	f, err := parseFlags(p.Ctx, p.Options.Cmd, p.Options.WorkingDir, p.Options.ExecRoot)
    34  	if err != nil {
    35  		p.Err = fmt.Errorf("flag parsing failed. %v", err)
    36  		return p.Err
    37  	}
    38  	p.Flags = f
    39  	p.FlagsToActionSpec()
    40  	return nil
    41  }
    42  
    43  // ComputeSpec computes ActionSpec for the options passed to the context.
    44  func (p *Preprocessor) ComputeSpec() error {
    45  	s, err := p.Spec()
    46  	if err != nil {
    47  		return err
    48  	}
    49  	var vi []*command.VirtualInput
    50  	for _, od := range s.OutputDirectories {
    51  		vi = append(vi, &command.VirtualInput{Path: od, IsEmptyDirectory: true})
    52  	}
    53  	p.AppendSpec(&inputprocessor.ActionSpec{
    54  		InputSpec: &command.InputSpec{VirtualInputs: vi},
    55  	})
    56  	return nil
    57  }