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ferret/pkg/stdlib/strings/decode.go
2018-10-14 11:45:06 -04:00

32 lines
670 B
Go

package strings
import (
"context"
"encoding/base64"
"github.com/MontFerret/ferret/pkg/runtime/values"
"github.com/MontFerret/ferret/pkg/runtime/core"
)
/*
* Returns the value of a base64 representation.
* @param base64String (String) - The string to decode.
* @returns value (String) - The decoded string.
*/
func FromBase64(_ context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 1, 1)
if err != nil {
return values.EmptyString, err
}
value := args[0].String()
out, err := base64.StdEncoding.DecodeString(value)
if err != nil {
return values.EmptyString, err
}
return values.NewString(string(out)), nil
}