Struct zebrad::commands::download::DownloadCmd

pub struct DownloadCmd {}

Pre-download required Zcash Sprout and Sapling parameter files

Implementations

impl DownloadCmd

fn download_and_check(&self)

Download the Sapling and Sprout Groth16 parameters if needed, check they were downloaded correctly, and load them into Zebra.

Panics

If the downloaded or pre-existing parameter files are invalid.

Trait Implementations

impl Args for DownloadCmd

fn group_id() -> Option<Id>

Report the [ArgGroup::id][crate::ArgGroup::id] for this set of arguments

fn augment_args<'b>(__clap_app: Command) -> Command

Append to [Command] so it can instantiate Self.

fn augment_args_for_update<'b>(__clap_app: Command) -> Command

Append to [Command] so it can update self.

impl Command for DownloadCmd

fn name() -> &'static str

Name of this program as a string

fn description() -> &'static str

Description of this program

fn authors() -> &'static str

Authors of this program

fn parse_args<T, I>(into_args: I) -> Selfwhere Self: Parser, I: IntoIterator<Item = T>, T: Into<OsString> + Clone,

Parse command-line arguments from an iterator

fn parse_env_args() -> Selfwhere Self: Parser,

Parse command-line arguments from the environment

impl CommandFactory for DownloadCmd

fn command<'b>() -> Command

Build a [Command] that can instantiate Self.

fn command_for_update<'b>() -> Command

Build a [Command] that can update self.

impl Debug for DownloadCmd

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for DownloadCmd

fn default() -> DownloadCmd

Returns the “default value” for a type.

impl FromArgMatches for DownloadCmd

fn from_arg_matches(__clap_arg_matches: &ArgMatches) -> Result<Self, Error>

Instantiate Self from [ArgMatches], parsing the arguments as needed.

fn from_arg_matches_mut( __clap_arg_matches: &mut ArgMatches ) -> Result<Self, Error>

Instantiate Self from [ArgMatches], parsing the arguments as needed.

fn update_from_arg_matches( &mut self, __clap_arg_matches: &ArgMatches ) -> Result<(), Error>

Assign values from ArgMatches to self.

fn update_from_arg_matches_mut( &mut self, __clap_arg_matches: &mut ArgMatches ) -> Result<(), Error>

Assign values from ArgMatches to self.

impl Parser for DownloadCmd

fn parse() -> Self

Parse from std::env::args_os(), exit on error

fn try_parse() -> Result<Self, Error<RichFormatter>>

Parse from std::env::args_os(), return Err on error.

fn parse_from<I, T>(itr: I) -> Selfwhere I: IntoIterator<Item = T>, T: Into<OsString> + Clone,

Parse from iterator, exit on error

fn try_parse_from<I, T>(itr: I) -> Result<Self, Error<RichFormatter>>where I: IntoIterator<Item = T>, T: Into<OsString> + Clone,

Parse from iterator, return Err on error.

fn update_from<I, T>(&mut self, itr: I)where I: IntoIterator<Item = T>, T: Into<OsString> + Clone,

Update from iterator, exit on error

fn try_update_from<I, T>(&mut self, itr: I) -> Result<(), Error<RichFormatter>>where I: IntoIterator<Item = T>, T: Into<OsString> + Clone,

Update from iterator, return Err on error.

impl Runnable for DownloadCmd

fn run(&self)

Run the download command.