func PrintHugeParams()

in gotypes/hugeparam/main.go [23:49]

• 27 lines of code
• 6 McCabe index (conditional complexity)

func PrintHugeParams(fset *token.FileSet, info *types.Info, files []*ast.File) {
	checkTuple := func(descr string, tuple *types.Tuple) {
		for i := 0; i < tuple.Len(); i++ {
			v := tuple.At(i)
			if sz := sizeof(v.Type()); sz > int64(*bytesFlag) {
				fmt.Printf("%s: %q %s: %s = %d bytes\n",
					fset.Position(v.Pos()),
					v.Name(), descr, v.Type(), sz)
			}
		}
	}
	checkSig := func(sig *types.Signature) {
		checkTuple("parameter", sig.Params())
		checkTuple("result", sig.Results())
	}
	for _, file := range files {
		ast.Inspect(file, func(n ast.Node) bool {
			switch n := n.(type) {
			case *ast.FuncDecl:
				checkSig(info.Defs[n.Name].Type().(*types.Signature))
			case *ast.FuncLit:
				checkSig(info.Types[n.Type].Type.(*types.Signature))
			}
			return true
		})
	}
}