mirror of https://github.com/databricks/cli.git
86 lines
1.9 KiB
Go
86 lines
1.9 KiB
Go
package fileset
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import (
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"fmt"
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"io/fs"
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"os"
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"github.com/databricks/cli/libs/vfs"
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)
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// FileSet facilitates fast recursive file listing of a path.
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// It optionally takes into account ignore rules through the [Ignorer] interface.
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type FileSet struct {
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// Root path of the fileset.
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root vfs.Path
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// Ignorer interface to check if a file or directory should be ignored.
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ignore Ignorer
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}
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// New returns a [FileSet] for the given root path.
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func New(root vfs.Path) *FileSet {
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return &FileSet{
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root: root,
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ignore: nopIgnorer{},
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}
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}
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// Ignorer returns the [FileSet]'s current ignorer.
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func (w *FileSet) Ignorer() Ignorer {
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return w.ignore
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}
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// SetIgnorer sets the [Ignorer] interface for this [FileSet].
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func (w *FileSet) SetIgnorer(ignore Ignorer) {
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w.ignore = ignore
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}
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// Return all tracked files for Repo
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func (w *FileSet) All() ([]File, error) {
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return w.recursiveListFiles()
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}
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// Recursively traverses dir in a depth first manner and returns a list of all files
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// that are being tracked in the FileSet (ie not being ignored for matching one of the
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// patterns in w.ignore)
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func (w *FileSet) recursiveListFiles() (fileList []File, err error) {
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err = fs.WalkDir(w.root, ".", func(name string, d fs.DirEntry, err error) error {
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if err != nil {
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return err
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}
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// skip symlinks
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info, err := d.Info()
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if err != nil {
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return err
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}
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if info.Mode()&os.ModeSymlink != 0 {
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return nil
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}
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if d.IsDir() {
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ign, err := w.ignore.IgnoreDirectory(name)
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if err != nil {
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return fmt.Errorf("cannot check if %s should be ignored: %w", name, err)
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}
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if ign {
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return fs.SkipDir
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}
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return nil
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}
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ign, err := w.ignore.IgnoreFile(name)
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if err != nil {
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return fmt.Errorf("cannot check if %s should be ignored: %w", name, err)
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}
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if ign {
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return nil
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}
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fileList = append(fileList, NewFile(w.root, d, name))
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return nil
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})
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return
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}
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