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templates: add formatJSON func #6435

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Merged
thaJeztah merged 1 commit into from
Sep 8, 2025
Merged

templates: add formatJSON func #6435

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26 changes: 14 additions & 12 deletions templates/templates.go
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Original file line number Diff line number Diff line change
Expand Up @@ -13,18 +13,7 @@ import (
// basicFunctions are the set of initial
// functions provided to every template.
var basicFunctions = template.FuncMap{
"json": func(v any) string {
buf := &bytes.Buffer{}
enc := json.NewEncoder(buf)
enc.SetEscapeHTML(false)
err := enc.Encode(v)
if err != nil {
panic(err)
}

// Remove the trailing new line added by the encoder
return strings.TrimSpace(buf.String())
},
"json": formatJSON,
"split": strings.Split,
"join": strings.Join,
"title": strings.Title, //nolint:nolintlint,staticcheck // strings.Title is deprecated, but we only use it for ASCII, so replacing with golang.org/x/text is out of scope
Expand Down Expand Up @@ -103,3 +92,16 @@ func truncateWithLength(source string, length int) string {
}
return source[:length]
}

func formatJSON(v any) string {
buf := &bytes.Buffer{}
enc := json.NewEncoder(buf)
enc.SetEscapeHTML(false)
err := enc.Encode(v)
if err != nil {
panic(err)
}

// Remove the trailing new line added by the encoder
return strings.TrimSpace(buf.String())
}
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