mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
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40 lines
919 B
Go
40 lines
919 B
Go
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package maligned
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import (
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"go/ast"
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"go/types"
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"golang.org/x/tools/go/analysis"
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"golang.org/x/tools/go/analysis/passes/inspect"
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"golang.org/x/tools/go/ast/inspector"
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)
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// Doc explaining the tool.
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const Doc = "Tool to detect Go structs that would take less memory if their fields were sorted."
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// Analyzer runs static analysis.
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var Analyzer = &analysis.Analyzer{
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Name: "maligned",
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Doc: Doc,
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Requires: []*analysis.Analyzer{inspect.Analyzer},
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Run: run,
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}
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func run(pass *analysis.Pass) (interface{}, error) {
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inspect := pass.ResultOf[inspect.Analyzer].(*inspector.Inspector)
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nodeFilter := []ast.Node{
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(*ast.StructType)(nil),
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}
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inspect.Preorder(nodeFilter, func(node ast.Node) {
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if s, ok := node.(*ast.StructType); ok {
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if err := malign(node.Pos(), pass.TypesInfo.Types[s].Type.(*types.Struct)); err != nil {
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pass.Reportf(node.Pos(), err.Error())
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}
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}
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})
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return nil, nil
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}
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