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package analysisutil
import (
"go/ast"
"go/token"
"regexp"
"golang.org/x/tools/go/analysis"
)
// File finds *ast.File in pass.Files by pos.
func File(pass *analysis.Pass, pos token.Pos) *ast.File {
for _, f := range pass.Files {
if f.Pos() <= pos && pos <= f.End() {
return f
}
}
return nil
}
var genCommentRegexp = regexp.MustCompile(`^// Code generated .* DO NOT EDIT\.$`)
// IsGeneratedFile reports whether the file has been generated automatically.
// If file is nil, IsGeneratedFile will return false.
func IsGeneratedFile(file *ast.File) bool {
if file == nil || len(file.Comments) == 0 {
return false
}
return genCommentRegexp.MatchString(file.Comments[0].List[0].Text)
}
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