blob: c2fa2aec57c29e9b8bac44d49897056f4428ed12 [file] [log] [blame]
// Copyright 2020 CUE 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.
package fix
import (
"os"
"cuelang.org/go/cue/ast"
"cuelang.org/go/cue/build"
"cuelang.org/go/cue/errors"
)
// Instances modifies all files contained in the given build instances at once.
//
// It also applies fix.File.
func Instances(a []*build.Instance, o ...Option) errors.Error {
cwd, _ := os.Getwd()
// Collect all
p := processor{
instances: a,
cwd: cwd,
}
p.visitAll(func(f *ast.File) { File(f, o...) })
return p.err
}
type processor struct {
instances []*build.Instance
cwd string
err errors.Error
}
func (p *processor) visitAll(fn func(f *ast.File)) {
if p.err != nil {
return
}
done := map[*ast.File]bool{}
for _, b := range p.instances {
for _, f := range b.Files {
if done[f] {
continue
}
done[f] = true
fn(f)
}
}
}