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Merge pull request #79 from cmars/fix/optic-git-filesets
fix: proper support for optic git file sources
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| package files | ||
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| import ( | ||
| "io/fs" | ||
| "os" | ||
| "path/filepath" | ||
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| "github.com/bmatcuk/doublestar/v4" | ||
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| "github.com/snyk/vervet" | ||
| "github.com/snyk/vervet/config" | ||
| ) | ||
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| // FileSource defines a source of spec files to lint. This abstraction allows | ||
| // linters to operate seamlessly over version control systems and local files. | ||
| type FileSource interface { | ||
| // Match returns a slice of logical paths to spec files that should be | ||
| // linted from the given resource set configuration. | ||
| Match(*config.ResourceSet) ([]string, error) | ||
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| // Fetch retrieves the contents of the requested logical path as a local | ||
| // file and returns the absolute path where it may be found. An empty | ||
| // string, rather than an error, is returned if the file does not exist. | ||
| Fetch(path string) (string, error) | ||
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| // Close releases any resources consumed in content retrieval. Any files | ||
| // returned by Fetch will no longer be available after calling Close, and | ||
| // any further calls to Fetch will error. | ||
| Close() error | ||
| } | ||
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| // NilSource is a FileSource that does not have any files in it. | ||
| type NilSource struct{} | ||
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| // Match implements FileSource. | ||
| func (NilSource) Match(*config.ResourceSet) ([]string, error) { return nil, nil } | ||
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| // Fetch implements FileSource. | ||
| func (NilSource) Fetch(path string) (string, error) { | ||
| return "", nil | ||
| } | ||
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| // Close implements FileSource. | ||
| func (NilSource) Close() error { return nil } | ||
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| // LocalFSSource is a FileSource that resolves files from the local filesystem | ||
| // relative to the current working directory. | ||
| type LocalFSSource struct{} | ||
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| // Match implements FileSource. | ||
| func (LocalFSSource) Match(rcConfig *config.ResourceSet) ([]string, error) { | ||
| var result []string | ||
| err := doublestar.GlobWalk(os.DirFS(rcConfig.Path), | ||
| vervet.SpecGlobPattern, | ||
| func(path string, d fs.DirEntry) error { | ||
| rcPath := filepath.Join(rcConfig.Path, path) | ||
| for i := range rcConfig.Excludes { | ||
| if ok, err := doublestar.Match(rcConfig.Excludes[i], rcPath); ok { | ||
| return nil | ||
| } else if err != nil { | ||
| return err | ||
| } | ||
| } | ||
| result = append(result, rcPath) | ||
| return nil | ||
| }) | ||
| return result, err | ||
| } | ||
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| // Fetch implements FileSource. | ||
| func (LocalFSSource) Fetch(path string) (string, error) { | ||
| if _, err := os.Stat(path); err == nil { | ||
| return filepath.Abs(path) | ||
| } else if os.IsNotExist(err) { | ||
| return "", nil | ||
| } else { | ||
| return "", err | ||
| } | ||
| } | ||
|
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| // Close implements FileSource. | ||
| func (LocalFSSource) Close() error { return nil } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| package linter | ||
|
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| import ( | ||
| "context" | ||
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| "github.com/snyk/vervet/config" | ||
| ) | ||
|
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| // A Linter checks that a set of spec files conform to some set of rules and | ||
| // standards. | ||
| type Linter interface { | ||
| // Match returns a slice of logical paths to spec files that should be | ||
| // linted from the given resource set configuration. | ||
| Match(*config.ResourceSet) ([]string, error) | ||
|
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| // WithOverride returns a new instance of a Linter with the given configuration. | ||
| WithOverride(ctx context.Context, cfg *config.Linter) (Linter, error) | ||
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| // Run executes the linter checks on the given spec files. | ||
| Run(ctx context.Context, files ...string) error | ||
| } |
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