9cde67086f
* SDK: Refactor (read|write)_keypair Split file opening and data writing operations Drop filename == "-" stdio signal. It is an app-level feature * keygen: Move all non-key printing to stderr * keygen: Adapt to SDK refactor * keygen: Factor keypair output out to a helper function
37 lines
1.1 KiB
Rust
37 lines
1.1 KiB
Rust
use solana_sdk::pubkey::Pubkey;
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use solana_sdk::signature::read_keypair_file;
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// Return an error if a pubkey cannot be parsed.
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pub fn is_pubkey(string: String) -> Result<(), String> {
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match string.parse::<Pubkey>() {
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Ok(_) => Ok(()),
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Err(err) => Err(format!("{:?}", err)),
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}
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}
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// Return an error if a keypair file cannot be parsed.
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pub fn is_keypair(string: String) -> Result<(), String> {
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read_keypair_file(&string)
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.map(|_| ())
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.map_err(|err| format!("{:?}", err))
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}
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// Return an error if string cannot be parsed as pubkey string or keypair file location
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pub fn is_pubkey_or_keypair(string: String) -> Result<(), String> {
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is_pubkey(string.clone()).or_else(|_| is_keypair(string))
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}
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// Return an error if a url cannot be parsed.
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pub fn is_url(string: String) -> Result<(), String> {
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match url::Url::parse(&string) {
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Ok(url) => {
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if url.has_host() {
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Ok(())
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} else {
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Err("no host provided".to_string())
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}
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}
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Err(err) => Err(format!("{:?}", err)),
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}
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}
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