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* feat: add type check decision cache As regexps are heavy, it is a good idea to cache check result and preform checks only once per type. * feat: add struct fields cache Also improve code splitting.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| package analyzer | ||
|
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| import ( | ||
| "fmt" | ||
| "regexp" | ||
| ) | ||
|
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| type PatternsList []*regexp.Regexp | ||
|
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| // MatchesAny matches provided string against all regexps in a slice. | ||
| func (l PatternsList) MatchesAny(str string) bool { | ||
| for _, r := range l { | ||
| if r.MatchString(str) { | ||
| return true | ||
| } | ||
| } | ||
|
|
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| return false | ||
| } | ||
|
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| // newPatternsList parses slice of strings to a slice of compiled regular | ||
| // expressions. | ||
| func newPatternsList(in []string) (PatternsList, error) { | ||
| list := PatternsList{} | ||
|
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| for _, str := range in { | ||
| re, err := strToRegexp(str) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| list = append(list, re) | ||
| } | ||
|
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| return list, nil | ||
| } | ||
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| type reListVar struct { | ||
| values *PatternsList | ||
| } | ||
|
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| func (v *reListVar) Set(value string) error { | ||
| re, err := strToRegexp(value) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| *v.values = append(*v.values, re) | ||
|
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| return nil | ||
| } | ||
|
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| func (v *reListVar) String() string { | ||
| return "" | ||
| } | ||
|
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| func strToRegexp(str string) (*regexp.Regexp, error) { | ||
| if str == "" { | ||
| return nil, ErrEmptyPattern | ||
| } | ||
|
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| re, err := regexp.Compile(str) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("unable to compile %s as regular expression: %w", str, err) | ||
| } | ||
|
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| return re, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package analyzer | ||
|
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| import ( | ||
| "go/types" | ||
| ) | ||
|
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| type StructFields struct { | ||
| Public []string | ||
|
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| All []string | ||
| } | ||
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| func NewStructFields(strct *types.Struct) *StructFields { | ||
| sf := StructFields{} //nolint:exhaustruct | ||
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| for i := 0; i < strct.NumFields(); i++ { | ||
| f := strct.Field(i) | ||
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| sf.All = append(sf.All, f.Name()) | ||
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| if f.Exported() { | ||
| sf.Public = append(sf.Public, f.Name()) | ||
| } | ||
| } | ||
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| return &sf | ||
| } |