Struct FieldInfo 

pub struct FieldInfo {
    pub value_type: FieldType,
    pub env: EnvBinding,
    pub env_parser: Option<EnvParser>,
    pub default: Option<String>,
}

Parsed metadata for a single config field.

Fields

value_type: FieldType

Resolved value type (see FieldType).

env: EnvBinding

How the field is reachable through an environment variable (see EnvBinding).

env_parser: Option<EnvParser>

The schema’s named env_parser, if any (see EnvParser); None uses the type fallback.

default: Option<String>

Default value serialised as a JSON literal, or None if the schema omits one.