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39 lines
821 B
39 lines
821 B
package rule
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import (
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"fmt"
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"github.com/mgechev/revive/lint"
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)
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// DuplicatedImportsRule lints given else constructs.
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type DuplicatedImportsRule struct{}
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// Apply applies the rule to given file.
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func (r *DuplicatedImportsRule) Apply(file *lint.File, _ lint.Arguments) []lint.Failure {
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var failures []lint.Failure
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impPaths := map[string]struct{}{}
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for _, imp := range file.AST.Imports {
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path := imp.Path.Value
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_, ok := impPaths[path]
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if ok {
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failures = append(failures, lint.Failure{
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Confidence: 1,
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Failure: fmt.Sprintf("Package %s already imported", path),
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Node: imp,
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Category: "imports",
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})
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continue
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}
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impPaths[path] = struct{}{}
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}
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return failures
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}
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// Name returns the rule name.
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func (r *DuplicatedImportsRule) Name() string {
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return "duplicated-imports"
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}
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