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Trap for empty text diagram before generating

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This commit is contained in:
sauls8t 2018-04-26 15:14:41 +01:00
parent 734e8653dd
commit 05da8894b9
1 changed files with 6 additions and 1 deletions
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7
domain/section/plantuml/plantuml.go
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@ -74,8 +74,13 @@ func (p *Provider) Command(ctx *provider.Context, w http.ResponseWriter, r *http
return
}
diagram := p.generateDiagram(ctx, payload.Data)
// Generate diagram if we have data.
var diagram string
if len(payload.Data) > 0 {
diagram = p.generateDiagram(ctx, payload.Data)
}
payload.Data = diagram
provider.WriteJSON(w, payload)
return
}