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package rule
import (
"go/ast"
"github.com/mgechev/revive/lint"
)
// DotImportsRule lints given else constructs.
type DotImportsRule struct{}
// Apply applies the rule to given file.
func (r *DotImportsRule) Apply(file *lint.File, _ lint.Arguments) []lint.Failure {
var failures []lint.Failure
fileAst := file.AST
walker := lintImports{
file: file,
fileAst: fileAst,
onFailure: func(failure lint.Failure) {
failures = append(failures, failure)
},
}
ast.Walk(walker, fileAst)
return failures
}
// Name returns the rule name.
func (r *DotImportsRule) Name() string {
return "dot-imports"
}
type lintImports struct {
file *lint.File
fileAst *ast.File
onFailure func(lint.Failure)
}
func (w lintImports) Visit(_ ast.Node) ast.Visitor {
for i, is := range w.fileAst.Imports {
_ = i
if is.Name != nil && is.Name.Name == "." && !w.file.IsTest() {
w.onFailure(lint.Failure{
Confidence: 1,
Failure: "should not use dot imports",
Node: is,
Category: "imports",
})
}
}
return nil
}
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