vetcher/igen: main.go; 14 LoC

Found a possible issue in [vetcher/igen](https://www.github.com/vetcher/igen) at [main.go](https://github.com/vetcher/igen/blob/44ea42a23105a80c423266a8b245f1227c98e36e/main.go#L65-L78)

Below is the message reported by the analyzer for this snippet of code. Beware that the analyzer only reports the first issue it finds, so please do not limit your consideration to the contents of the below message.

>

[Click here to see the code in its original context.](https://github.com/vetcher/igen/blob/44ea42a23105a80c423266a8b245f1227c98e36e/main.go#L65-L78)

Click here to show the 14 line(s) of Go which triggered the analyzer.

```go
for _, i := range tIfaces {
f.Line().Add(tpl.MiddlewareTPL(&i))
for _, mwName := range flagMiddlewares.L {
var t tpl.TPL
switch mwName {
case "logs":
t = tpl.LoggingMiddleware
default:
fmt.Println("Warning: middleware", mwName, "not found")
continue
}
f.Line().Add(t(&i))
}
}

```

Click here to show extra information the analyzer produced.

```
No path was found through the callgraph that could lead to a function which writes a pointer argument.

No path was found through the callgraph that could lead to a function which passes a pointer to third-party code.

root signature {t 1} was not found in the callgraph; reference was passed directly to third-party code
```

Leave a reaction on this issue to contribute to the project by classifying this instance as a **Bug** :-1:, **Mitigated** :+1:, or **Desirable Behavior** :rocket:
See the descriptions of the classifications [here](https://github.com/github-vet/rangeclosure-findings#how-can-i-help) for more information.

commit ID: 44ea42a23105a80c423266a8b245f1227c98e36e

Read the Go snippet in main.go at lines 65-78 and the analyzer output in this issue. Determine whether the range-loop pointer use is a Bug, Mitigated, or Desirable Behavior, then leave the corresponding reaction; completion is the classification reaction on the issue.

Written by the indexing model from the issue text.