use from error macro in leo cli

leo/errors/cli.rs

@@ -3,133 +3,49 @@ use crate::errors::*;
 #[derive(Debug, Error)]
 pub enum CLIError {
     #[error("{}", _0)]
-    BuildError(BuildError),
+    BuildError(#[from] BuildError),
 
     #[error("{}: {}", _0, _1)]
     Crate(&'static str, String),
 
     #[error("{}", _0)]
-    ChecksumFileError(ChecksumFileError),
+    ChecksumFileError(#[from] ChecksumFileError),
 
     #[error("{}", _0)]
-    GitignoreError(GitignoreError),
+    GitignoreError(#[from] GitignoreError),
 
     #[error("{}", _0)]
-    InitError(InitError),
+    InitError(#[from] InitError),
 
     #[error("{}", _0)]
-    InputsDirectoryError(InputsDirectoryError),
+    InputsDirectoryError(#[from] InputsDirectoryError),
 
     #[error("{}", _0)]
-    MainFileError(MainFileError),
+    MainFileError(#[from] MainFileError),
 
     #[error("{}", _0)]
-    ManifestError(ManifestError),
+    ManifestError(#[from] ManifestError),
 
     #[error("{}", _0)]
-    NewError(NewError),
+    NewError(#[from] NewError),
 
     #[error("{}", _0)]
-    OutputsDirectoryError(OutputsDirectoryError),
+    OutputsDirectoryError(#[from] OutputsDirectoryError),
 
     #[error("{}", _0)]
-    ProofFileError(ProofFileError),
+    ProofFileError(#[from] ProofFileError),
 
     #[error("{}", _0)]
-    ProvingKeyFileError(ProvingKeyFileError),
+    ProvingKeyFileError(#[from] ProvingKeyFileError),
 
     #[error("{}", _0)]
-    RunError(RunError),
+    RunError(#[from] RunError),
 
     #[error("{}", _0)]
-    SourceDirectoryError(SourceDirectoryError),
+    SourceDirectoryError(#[from] SourceDirectoryError),
 
     #[error("{}", _0)]
-    VerificationKeyFileError(VerificationKeyFileError),
-}
-
-impl From<BuildError> for CLIError {
-    fn from(error: BuildError) -> Self {
-        CLIError::BuildError(error)
-    }
-}
-
-impl From<ChecksumFileError> for CLIError {
-    fn from(error: ChecksumFileError) -> Self {
-        CLIError::ChecksumFileError(error)
-    }
-}
-
-impl From<GitignoreError> for CLIError {
-    fn from(error: GitignoreError) -> Self {
-        CLIError::GitignoreError(error)
-    }
-}
-
-impl From<InitError> for CLIError {
-    fn from(error: InitError) -> Self {
-        CLIError::InitError(error)
-    }
-}
-
-impl From<InputsDirectoryError> for CLIError {
-    fn from(error: InputsDirectoryError) -> Self {
-        CLIError::InputsDirectoryError(error)
-    }
-}
-
-impl From<MainFileError> for CLIError {
-    fn from(error: MainFileError) -> Self {
-        CLIError::MainFileError(error)
-    }
-}
-
-impl From<ManifestError> for CLIError {
-    fn from(error: ManifestError) -> Self {
-        CLIError::ManifestError(error)
-    }
-}
-
-impl From<NewError> for CLIError {
-    fn from(error: NewError) -> Self {
-        CLIError::NewError(error)
-    }
-}
-
-impl From<OutputsDirectoryError> for CLIError {
-    fn from(error: OutputsDirectoryError) -> Self {
-        CLIError::OutputsDirectoryError(error)
-    }
-}
-
-impl From<ProofFileError> for CLIError {
-    fn from(error: ProofFileError) -> Self {
-        CLIError::ProofFileError(error)
-    }
-}
-
-impl From<ProvingKeyFileError> for CLIError {
-    fn from(error: ProvingKeyFileError) -> Self {
-        CLIError::ProvingKeyFileError(error)
-    }
-}
-
-impl From<RunError> for CLIError {
-    fn from(error: RunError) -> Self {
-        CLIError::RunError(error)
-    }
-}
-
-impl From<SourceDirectoryError> for CLIError {
-    fn from(error: SourceDirectoryError) -> Self {
-        CLIError::SourceDirectoryError(error)
-    }
-}
-
-impl From<VerificationKeyFileError> for CLIError {
-    fn from(error: VerificationKeyFileError) -> Self {
-        CLIError::VerificationKeyFileError(error)
-    }
+    VerificationKeyFileError(#[from] VerificationKeyFileError),
 }
 
 impl From<leo_compiler::errors::CompilerError> for CLIError {

leo/errors/commands/build.rs

@@ -8,11 +8,5 @@ pub enum BuildError {
     MainFileDoesNotExist(OsString),
 
     #[error("{}", _0)]
-    ManifestError(ManifestError),
-}
-
-impl From<ManifestError> for BuildError {
-    fn from(error: ManifestError) -> Self {
-        BuildError::ManifestError(error)
-    }
+    ManifestError(#[from] ManifestError),
 }

leo/errors/commands/init.rs

@@ -12,7 +12,7 @@ pub enum InitError {
     DirectoryDoesNotExist(OsString),
 
     #[error("{}", _0)]
-    ManifestError(ManifestError),
+    ManifestError(#[from] ManifestError),
 
     #[error("package at path {:?} already exists", _0)]
     PackageAlreadyExists(OsString),
@@ -20,9 +20,3 @@ pub enum InitError {
     #[error("package name is missing - {:?}", _0)]
     ProjectNameInvalid(OsString),
 }
-
-impl From<ManifestError> for InitError {
-    fn from(error: ManifestError) -> Self {
-        InitError::ManifestError(error)
-    }
-}

leo/errors/commands/new.rs

@@ -12,7 +12,7 @@ pub enum NewError {
     DirectoryAlreadyExists(OsString),
 
     #[error("{}", _0)]
-    ManifestError(ManifestError),
+    ManifestError(#[from] ManifestError),
 
     #[error("package at path {:?} already exists", _0)]
     PackageAlreadyExists(OsString),
@@ -20,9 +20,3 @@ pub enum NewError {
     #[error("package name is missing - {:?}", _0)]
     ProjectNameInvalid(OsString),
 }
-
-impl From<ManifestError> for NewError {
-    fn from(error: ManifestError) -> Self {
-        NewError::ManifestError(error)
-    }
-}

leo/errors/commands/run.rs

@@ -8,11 +8,5 @@ pub enum RunError {
     MainFileDoesNotExist(OsString),
 
     #[error("{}", _0)]
-    ManifestError(ManifestError),
-}
-
-impl From<ManifestError> for RunError {
-    fn from(error: ManifestError) -> Self {
-        RunError::ManifestError(error)
-    }
+    ManifestError(#[from] ManifestError),
 }