Enum Action 

enum Action {
    Remove,
    Replace(String),
    Regex {
        regex: Regex,
        value: String,
    },
}

What a rule does to the matched field.

Variants

Remove

Delete the field entirely.

Replace(String)

Overwrite the field with a fixed value.

Regex

Rewrite the first regex match inside a string value (mirrors APISIX’s ngx.re.sub, which substitutes only the first occurrence).

Fields

regex: Regex

value: String