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<span class="kw">use </span>std::string::ToString;
<span class="attr">#[derive(
strum_macros::AsRefStr,
strum_macros::Display,
strum_macros::EnumDiscriminants,
strum_macros::IntoStaticStr,
Debug,
)]
#[repr(u16)]
</span><span class="kw">pub enum </span>CargoMakeError {
<span class="attr">#[strum(
to_string = <span class="string">"A cycle between different env variables has been detected \
(E001, see: https://github.com/sagiegurari/cargo-make#e001 for more information). {0}"
</span>)]
</span>EnvVarCycle(String) = <span class="number">100</span>,
<span class="attr">#[strum(to_string = <span class="string">"Detected cycle while resolving alias {0}: {1}"</span>)]
</span>AliasCycle(String, String) = <span class="number">101</span>,
<span class="attr">#[strum(to_string = <span class="string">"Circular reference found for task: {0:#?}"</span>)]
</span>CircularReference(String) = <span class="number">102</span>,
<span class="attr">#[strum(to_string = <span class="string">"Unable to run, minimum required version is: {0}"</span>)]
</span>VersionTooOld(String) = <span class="number">103</span>,
<span class="attr">#[strum(to_string = <span class="string">"Error while executing command, unable to extract exit code."</span>)]
</span>ExitCodeValidation = <span class="number">104</span>,
<span class="attr">#[strum(to_string = <span class="string">"Error while executing command, exit code: {0}"</span>)]
</span>ExitCodeError(i32) = <span class="number">105</span>,
<span class="attr">#[strum(to_string = <span class="string">"Unable to parse internal descriptor: {0}"</span>)]
</span>DescriptorParseFailed(String) = <span class="number">106</span>,
<span class="attr">#[strum(to_string = <span class="string">"Unable to parse external file: {0:#?}, {1}"</span>)]
</span>ParseFileFailed(String, String) = <span class="number">107</span>,
<span class="attr">#[strum(to_string = <span class="string">"{0}"</span>)]
</span>Arity(<span class="kw-2">&</span><span class="lifetime">'static </span>str) = <span class="number">108</span>,
<span class="attr">#[strum(to_string = <span class="string">"{0}"</span>)]
</span>MethodCallRestriction(<span class="kw-2">&</span><span class="lifetime">'static </span>str) = <span class="number">109</span>,
<span class="attr">#[strum(to_string = <span class="string">"Task {0:#?} is {1}"</span>)]
</span>TaskIs(String, <span class="kw-2">&</span><span class="lifetime">'static </span>str) = <span class="number">110</span>,
<span class="attr">#[strum(to_string = <span class="string">"{0}"</span>)]
</span>NotFound(String) = <span class="number">404</span>,
<span class="comment">// ************************
// * Library level errors *
// ************************
</span><span class="attr">#[strum(to_string = <span class="string">"`std::io::Error` error. {error:?}"</span>)]
</span>StdIoError { error: std::io::Error } = <span class="number">700</span>,
<span class="attr">#[strum(to_string = <span class="string">"`std::fmt::Error` error. {error:?}"</span>)]
</span>StdFmtError { error: std::fmt::Error } = <span class="number">709</span>,
<span class="attr">#[strum(to_string = <span class="string">"{0:?}"</span>)]
</span>ExitCode(std::process::ExitCode) = <span class="number">710</span>,
<span class="attr">#[strum(to_string = <span class="string">"`toml::de::Error` error. {error:?}"</span>)]
</span>TomlDeError { error: toml::de::Error } = <span class="number">720</span>,
<span class="attr">#[strum(to_string = <span class="string">"`fsio::error::FsIOError` error. {error:?}"</span>)]
</span>FsIOError { error: fsio::error::FsIOError } = <span class="number">730</span>,
<span class="attr">#[strum(to_string = <span class="string">"`cliparser::types::ParserError` error. {error:?}"</span>)]
</span>ParserError {
error: cliparser::types::ParserError,
} = <span class="number">731</span>,
}
<span class="kw">impl </span>CargoMakeError {
<span class="kw">fn </span>discriminant(<span class="kw-2">&</span><span class="self">self</span>) -> u16 {
<span class="kw">unsafe </span>{ <span class="kw-2">*</span>(<span class="self">self </span><span class="kw">as </span><span class="kw-2">*const </span><span class="self">Self </span><span class="kw">as </span><span class="kw-2">*const </span>u16) }
}
}
<span class="kw">impl </span>From<std::io::Error> <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>from(error: std::io::Error) -> <span class="self">Self </span>{
<span class="self">Self</span>::StdIoError { error }
}
}
<span class="kw">impl </span>From<std::fmt::Error> <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>from(error: std::fmt::Error) -> <span class="self">Self </span>{
<span class="self">Self</span>::StdFmtError { error }
}
}
<span class="kw">impl </span>From<toml::de::Error> <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>from(error: toml::de::Error) -> <span class="self">Self </span>{
<span class="self">Self</span>::TomlDeError { error }
}
}
<span class="kw">impl </span>From<fsio::error::FsIOError> <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>from(error: fsio::error::FsIOError) -> <span class="self">Self </span>{
<span class="self">Self</span>::FsIOError { error }
}
} <span class="comment">// ::ParserError
</span><span class="kw">impl </span>From<cliparser::types::ParserError> <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>from(error: cliparser::types::ParserError) -> <span class="self">Self </span>{
<span class="self">Self</span>::ParserError { error }
}
}
<span class="kw">impl </span>From<std::process::ExitCode> <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>from(error: std::process::ExitCode) -> <span class="self">Self </span>{
<span class="self">Self</span>::ExitCode(error)
}
}
<span class="kw">impl </span>std::process::Termination <span class="kw">for </span>CargoMakeError {
<span class="kw">fn </span>report(<span class="self">self</span>) -> std::process::ExitCode {
<span class="kw">if let </span>CargoMakeError::ExitCode(exit_code) = <span class="self">self </span>{
<span class="kw">return </span>exit_code;
}
<span class="kw">let </span>status_code = <span class="self">self</span>.discriminant();
<span class="kw">if </span>status_code > u8::MAX <span class="kw">as </span>u16 {
<span class="macro">eprintln!</span>(<span class="string">"exit code {}"</span>, status_code);
std::process::ExitCode::FAILURE
} <span class="kw">else </span>{
std::process::ExitCode::from(status_code <span class="kw">as </span>u8)
}
}
}
<span class="kw">pub enum </span>SuccessOrCargoMakeError<T> {
<span class="prelude-val">Ok</span>(T),
<span class="prelude-val">Err</span>(CargoMakeError),
}
<span class="kw">impl</span><T> From<<span class="prelude-ty">Result</span><T, CargoMakeError>> <span class="kw">for </span>SuccessOrCargoMakeError<T> {
<span class="kw">fn </span>from(value: <span class="prelude-ty">Result</span><T, CargoMakeError>) -> <span class="self">Self </span>{
<span class="kw">match </span>value {
<span class="prelude-val">Ok</span>(val) => SuccessOrCargoMakeError::Ok(val),
<span class="prelude-val">Err</span>(error) => SuccessOrCargoMakeError::Err(error),
}
}
}
<span class="comment">// Can't use `Result` because
// [E0117] Only traits defined in the current crate can be implemented for arbitrary types
</span><span class="kw">impl</span><T: std::any::Any> std::process::Termination <span class="kw">for </span>SuccessOrCargoMakeError<T> {
<span class="kw">fn </span>report(<span class="self">self</span>) -> std::process::ExitCode {
<span class="kw">const </span>PROCESS_EXIT_CODE: <span class="kw">fn</span>(i32) -> std::process::ExitCode = |e: i32| {
<span class="kw">if </span>e > u8::MAX <span class="kw">as </span>i32 {
<span class="macro">eprintln!</span>(<span class="string">"exit code {}"</span>, e);
std::process::ExitCode::FAILURE
} <span class="kw">else </span>{
std::process::ExitCode::from(e <span class="kw">as </span>u8)
}
};
<span class="kw">match </span><span class="self">self </span>{
SuccessOrCargoMakeError::Ok(e)
<span class="kw">if </span>std::any::TypeId::of::<T>()
== std::any::TypeId::of::<std::process::ExitCode>() =>
{
<span class="kw-2">*</span>(<span class="kw-2">&</span>e <span class="kw">as </span><span class="kw-2">&</span><span class="kw">dyn </span>std::any::Any)
.downcast_ref::<std::process::ExitCode>()
.unwrap()
}
SuccessOrCargoMakeError::Ok(<span class="kw">_</span>) => std::process::ExitCode::SUCCESS,
SuccessOrCargoMakeError::Err(err) => <span class="kw">match </span>err {
CargoMakeError::StdIoError { error } <span class="kw">if </span>error.raw_os_error().is_some() => {
<span class="kw">let </span>e = <span class="kw">unsafe </span>{ error.raw_os_error().unwrap_unchecked() };
<span class="macro">eprintln!</span>(<span class="string">"{}"</span>, e.to_string());
PROCESS_EXIT_CODE(e)
}
CargoMakeError::ExitCode(error) => error,
<span class="kw">_ </span>=> {
<span class="macro">eprintln!</span>(<span class="string">"{}"</span>, err.to_string());
PROCESS_EXIT_CODE(err.discriminant() <span class="kw">as </span>i32)
}
},
}
}
}
</code></pre></div></section></main></body></html>