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forgejo/modules/translation/i18n/format.go
silverwind 88f835192d
Replace interface{} with any (#25686)
Result of running `perl -p -i -e 's#interface\{\}#any#g' **/*` and `make fmt`.

Basically the same [as golang did](2580d0e08d).
2023-07-04 18:36:08 +00:00

42 lines
1 KiB
Go

// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package i18n
import (
"fmt"
"reflect"
)
// Format formats provided arguments for a given translated message
func Format(format string, args ...any) (msg string, err error) {
if len(args) == 0 {
return format, nil
}
fmtArgs := make([]any, 0, len(args))
for _, arg := range args {
val := reflect.ValueOf(arg)
if val.Kind() == reflect.Slice {
// Previously, we would accept Tr(lang, key, a, [b, c], d, [e, f]) as Sprintf(msg, a, b, c, d, e, f)
// but this is an unstable behavior.
//
// So we restrict the accepted arguments to either:
//
// 1. Tr(lang, key, [slice-items]) as Sprintf(msg, items...)
// 2. Tr(lang, key, args...) as Sprintf(msg, args...)
if len(args) == 1 {
for i := 0; i < val.Len(); i++ {
fmtArgs = append(fmtArgs, val.Index(i).Interface())
}
} else {
err = ErrUncertainArguments
break
}
} else {
fmtArgs = append(fmtArgs, arg)
}
}
return fmt.Sprintf(format, fmtArgs...), err
}