Method get

lib/dsc-lib-registry/src/lib.rs:91–135

Get from registry. # Returns `Registry` - The registry struct. # Errors `RegistryError` - The error that occurred.

(&self)

    ///
    /// * `RegistryError` - The error that occurred.
    pub fn get(&self) -> Result<Registry, RegistryError> {
        let exist: bool;
        let (reg_key, _subkey) = match self.open(Security::Read) {
            Ok((reg_key, subkey)) => {
                (reg_key, subkey)
            },
            Err(RegistryError::RegistryKeyNotFound(_)) => {
                exist = false;
                return Ok(Registry {
                    key_path: self.config.key_path.clone(),
                    exist: Some(exist),
                    ..Default::default()
                });
            },
            Err(e) => return Err(e),
        };

        if let Some(value_name) = &self.config.value_name {
            let value = match reg_key.value(value_name) {
                Ok(value) => value,
                Err(value::Error::NotFound(_,_)) => {
                    exist = false;
                    return Ok(Registry {
                        key_path: self.config.key_path.clone(),
                        value_name: Some(value_name.clone()),
                        exist: Some(exist),
                        ..Default::default()
                    });
                },
                Err(e) => return Err(RegistryError::RegistryValue(e)),
            };

            Ok(Registry {
                key_path: self.config.key_path.clone(),
                value_name: Some(value_name.clone()),
                value_data: convert_reg_value(&value)?,
                ..Default::default()
            })
        } else {
            Ok(Registry {
                key_path: self.config.key_path.clone(),
                ..Default::default()
            })
        }
    }

    /// Set in registry.
    ///