fn add_fields(
        &self,
        current: &'writer mut FormattedFields<Self>,
        fields: &span::Record<'_>,
    ) -> fmt::Result {
        if !current.fields.is_empty() {
            current.fields.push(' ');
        }
        self.format_fields(current.as_writer(), fields)
    }
/// Record additional field(s) on an existing span.
///
/// By default, this appends a space to the current set of fields if it is
/// non-empty, and then calls `self.format_fields`. If different behavior is
/// required, the default implementation of this method can be overridden.
Record additional field(s) on an existing span.
By default, this appends a space to the current set of fields if it is
non-empty, and then calls `self.format_fields`. If different behavior is
required, the default implementation of this method can be overridden.
Record additional field ( s ) on an existing span . By default this appends a space to the current set of fields if it is non - empty and then calls ` self . format_fields ` . If different behavior is required the default implementation of this method can be overridden .
fn add_fields(
        &self,
        current: &'writer mut FormattedFields<Self>,
        fields: &span::Record<'_>,
    ) -> fmt::Result {
        if !current.fields.is_empty() {
            current.fields.push(' ');
        }
        self.format_fields(current.as_writer(), fields)
    }
fn add_fields ( & self , current : & ' writer mut FormattedFields < Self > , fields : & span :: Record < ' _ > , ) -> fmt :: Result { if ! current . fields . is_empty ( ) { current . fields . push ( ' ' ) ; } self . format_fields ( current . as_writer ( ) , fields ) }
Record additional field(s) on an existing span.
Record additional field ( s ) on an existing span .
&self
current
&'writer mut FormattedFields<Self>
fields
&span::Record<'_>
&self
current
&'writer mut FormattedFields<Self>
fields
&span::Record<'_>