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Properly detect generated files: fix detection when #84

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Merged
merged 1 commit into from
Jun 11, 2018
Merged

Properly detect generated files: fix detection when #84

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28 changes: 27 additions & 1 deletion pkg/result/processors/autogenerated_exclude.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,8 @@ package processors

import (
"fmt"
"go/ast"
"go/token"
"strings"

"github.com/golangci/golangci-lint/pkg/lint/astcache"
Expand Down Expand Up @@ -81,8 +83,32 @@ func (p *AutogeneratedExclude) getOrCreateFileSummary(i *result.Issue) (*ageFile
return nil, fmt.Errorf("can't parse file %s: %s", i.FilePath(), f.Err)
}

fs.isGenerated = isGeneratedFileByComment(f.F.Doc.Text())
doc := getDoc(f.F, f.Fset)

fs.isGenerated = isGeneratedFileByComment(doc)
return fs, nil
}

func getDoc(f *ast.File, fset *token.FileSet) string {
// don't use just f.Doc: e.g. mockgen leaves extra line between comment and package name

importPos := f.End()
if len(f.Imports) != 0 {
importPos = f.Imports[0].Pos()
}

var neededComments []string
for _, g := range f.Comments {
if g.Pos() < importPos && fset.Position(g.Pos()).Column == 1 {
neededComments = append(neededComments, g.Text())
}
}

if len(neededComments) == 0 {
return ""
}

return strings.Join(neededComments, "\n")
}

func (p AutogeneratedExclude) Finish() {}