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use protobuf::rustproto;
use protobuf::descriptor::FieldOptions;
use protobuf::descriptor::MessageOptions;
use protobuf::descriptor::FileOptions;
#[derive(Default, Debug, Clone)]
pub struct Customize {
pub expose_oneof: Option<bool>,
pub expose_fields: Option<bool>,
pub generate_accessors: Option<bool>,
pub carllerche_bytes_for_bytes: Option<bool>,
pub carllerche_bytes_for_string: Option<bool>,
pub serde_derive: Option<bool>,
pub serde_derive_cfg: Option<String>,
pub _future_options: (),
}
#[derive(Debug)]
pub enum CustomizeParseParameterError {
EqNotFound,
CannotParseBool,
UnknownOptionName(String),
}
pub type CustomizeParseParameterResult<T> = Result<T, CustomizeParseParameterError>;
impl Customize {
pub fn update_with(&mut self, that: &Customize) {
if let Some(v) = that.expose_oneof {
self.expose_oneof = Some(v);
}
if let Some(v) = that.expose_fields {
self.expose_fields = Some(v);
}
if let Some(v) = that.generate_accessors {
self.generate_accessors = Some(v);
}
if let Some(v) = that.carllerche_bytes_for_bytes {
self.carllerche_bytes_for_bytes = Some(v);
}
if let Some(v) = that.carllerche_bytes_for_string {
self.carllerche_bytes_for_string = Some(v);
}
if let Some(v) = that.serde_derive {
self.serde_derive = Some(v);
}
if let Some(ref v) = that.serde_derive_cfg {
self.serde_derive_cfg = Some(v.clone());
}
}
pub fn set_defaults_from(&mut self, other: &Customize) {
let mut tmp = other.clone();
tmp.update_with(self);
*self = tmp;
}
pub fn parse_from_parameter(parameter: &str) -> CustomizeParseParameterResult<Customize> {
fn parse_bool(v: &str) -> CustomizeParseParameterResult<bool> {
v.parse().map_err(|_| CustomizeParseParameterError::CannotParseBool)
}
let mut r = Customize::default();
for nv in parameter.split_whitespace() {
let eq = match nv.find('=') {
Some(eq) => eq,
None => return Err(CustomizeParseParameterError::EqNotFound),
};
let n = &nv[..eq];
let v = &nv[eq+1..];
if n == "expose_oneof" {
r.expose_oneof = Some(parse_bool(v)?);
} else if n == "expose_fields" {
r.expose_fields = Some(parse_bool(v)?);
} else if n == "generate_accessors" {
r.generate_accessors = Some(parse_bool(v)?);
} else if n == "carllerche_bytes_for_bytes" {
r.carllerche_bytes_for_bytes = Some(parse_bool(v)?);
} else if n == "carllerche_bytes_for_string" {
r.carllerche_bytes_for_string = Some(parse_bool(v)?);
} else if n == "serde_derive" {
r.serde_derive = Some(parse_bool(v)?);
} else if n == "serde_derive_cfg" {
r.serde_derive_cfg = Some(v.to_owned());
} else {
return Err(CustomizeParseParameterError::UnknownOptionName(n.to_owned()));
}
}
Ok(r)
}
}
pub fn customize_from_rustproto_for_message(source: &MessageOptions) -> Customize {
let expose_oneof = rustproto::exts::expose_oneof.get(source);
let expose_fields = rustproto::exts::expose_fields.get(source);
let generate_accessors = rustproto::exts::generate_accessors.get(source);
let carllerche_bytes_for_bytes = rustproto::exts::carllerche_bytes_for_bytes.get(source);
let carllerche_bytes_for_string = rustproto::exts::carllerche_bytes_for_string.get(source);
let serde_derive = rustproto::exts::serde_derive.get(source);
let serde_derive_cfg = rustproto::exts::serde_derive_cfg.get(source);
Customize {
expose_oneof,
expose_fields,
generate_accessors,
carllerche_bytes_for_bytes,
carllerche_bytes_for_string,
serde_derive,
serde_derive_cfg,
_future_options: (),
}
}
pub fn customize_from_rustproto_for_field(source: &FieldOptions) -> Customize {
let expose_oneof = None;
let expose_fields = rustproto::exts::expose_fields_field.get(source);
let generate_accessors = rustproto::exts::generate_accessors_field.get(source);
let carllerche_bytes_for_bytes = rustproto::exts::carllerche_bytes_for_bytes_field.get(source);
let carllerche_bytes_for_string = rustproto::exts::carllerche_bytes_for_string_field.get(source);
let serde_derive = None;
let serde_derive_cfg = None;
Customize {
expose_oneof,
expose_fields,
generate_accessors,
carllerche_bytes_for_bytes,
carllerche_bytes_for_string,
serde_derive,
serde_derive_cfg,
_future_options: (),
}
}
pub fn customize_from_rustproto_for_file(source: &FileOptions) -> Customize {
let expose_oneof = rustproto::exts::expose_oneof_all.get(source);
let expose_fields = rustproto::exts::expose_fields_all.get(source);
let generate_accessors = rustproto::exts::generate_accessors_all.get(source);
let carllerche_bytes_for_bytes = rustproto::exts::carllerche_bytes_for_bytes_all.get(source);
let carllerche_bytes_for_string = rustproto::exts::carllerche_bytes_for_string_all.get(source);
let serde_derive = rustproto::exts::serde_derive_all.get(source);
let serde_derive_cfg = rustproto::exts::serde_derive_cfg_all.get(source);
Customize {
expose_oneof,
expose_fields,
generate_accessors,
carllerche_bytes_for_bytes,
carllerche_bytes_for_string,
serde_derive,
serde_derive_cfg,
_future_options: (),
}
}