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paths.go
62 lines (57 loc) · 1.55 KB
/
paths.go
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// Copyright 2022 Google LLC
//
// 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 paths
import (
"os"
"github.com/bmatcuk/doublestar/v4"
)
func CollectPathsToFormat(include, exclude []string) ([]string, error) {
includedPaths := []string{}
for _, pattern := range include {
globMatches, err := doublestar.FilepathGlob(pattern)
if err != nil {
return nil, err
}
includedPaths = append(includedPaths, globMatches...)
}
pathsToFormatSet := map[string]struct{}{}
for _, path := range includedPaths {
if len(exclude) == 0 {
pathsToFormatSet[path] = struct{}{}
continue
}
excluded := false
for _, pattern := range exclude {
match, err := doublestar.Match(pattern, path)
if err != nil {
return nil, err
}
if match {
excluded = true
}
}
if !excluded {
pathsToFormatSet[path] = struct{}{}
}
}
pathsToFormat := []string{}
for path := range pathsToFormatSet {
info, err := os.Stat(path)
if err != nil || info.IsDir() {
continue
}
pathsToFormat = append(pathsToFormat, path)
}
return pathsToFormat, nil
}