github.com/blueinnovationsgroup/can-go@v0.0.0-20230518195432-d0567cda0028/pkg/dbc/analysis/passes/uniquesignalnames/analyzer.go (about)

     1  package uniquesignalnames
     2  
     3  import (
     4  	"github.com/blueinnovationsgroup/can-go/pkg/dbc"
     5  	"github.com/blueinnovationsgroup/can-go/pkg/dbc/analysis"
     6  )
     7  
     8  func Analyzer() *analysis.Analyzer {
     9  	return &analysis.Analyzer{
    10  		Name: "uniquesignalnames",
    11  		Doc:  "check that all signal names are unique",
    12  		Run:  run,
    13  	}
    14  }
    15  
    16  func run(pass *analysis.Pass) error {
    17  	for _, def := range pass.File.Defs {
    18  		message, ok := def.(*dbc.MessageDef)
    19  		if !ok || dbc.IsIndependentSignalsMessage(message) {
    20  			continue
    21  		}
    22  		signalNames := make(map[dbc.Identifier]struct{})
    23  		for i := range message.Signals {
    24  			signal := &message.Signals[i]
    25  			if _, ok := signalNames[signal.Name]; ok {
    26  				pass.Reportf(signal.Pos, "non-unique signal name")
    27  			} else {
    28  				signalNames[signal.Name] = struct{}{}
    29  			}
    30  		}
    31  	}
    32  	return nil
    33  }