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Add impls for Error trait for Rust reqwest #7462

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Oct 25, 2020
Merged

Add impls for Error trait for Rust reqwest #7462

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d16e801
Add impls for Error trait for Rust reqwest
aidanhs Sep 20, 2020
85bcc5f
Update Rust samples
aidanhs Sep 20, 2020
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25 changes: 25 additions & 0 deletions modules/openapi-generator/src/main/resources/rust/reqwest/api_mod.mustache
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
use reqwest;
use serde_json;
use std::error;
use std::fmt;

#[derive(Debug, Clone)]
pub struct ResponseContent<T> {
Expand All @@ -16,6 +18,29 @@ pub enum Error<T> {
ResponseError(ResponseContent<T>),
}

impl <T> fmt::Display for Error<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let (module, e) = match self {
Error::Reqwest(e) => ("reqwest", e.to_string()),
Error::Serde(e) => ("serde", e.to_string()),
Error::Io(e) => ("IO", e.to_string()),
Error::ResponseError(e) => ("response", format!("status code {}", e.status)),
};
write!(f, "error in {}: {}", module, e)
}
}

impl <T: fmt::Debug> error::Error for Error<T> {
fn source(&self) -> Option<&(dyn error::Error + 'static)> {
Some(match self {
Error::Reqwest(e) => e,
Error::Serde(e) => e,
Error::Io(e) => e,
Error::ResponseError(_) => return None,
})
}
}

impl <T> From<reqwest::Error> for Error<T> {
fn from(e: reqwest::Error) -> Self {
Error::Reqwest(e)
Expand Down
25 changes: 25 additions & 0 deletions samples/client/petstore/rust/reqwest/petstore-async/src/apis/mod.rs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
use reqwest;
use serde_json;
use std::error;
use std::fmt;

#[derive(Debug, Clone)]
pub struct ResponseContent<T> {
Expand All @@ -16,6 +18,29 @@ pub enum Error<T> {
ResponseError(ResponseContent<T>),
}

impl <T> fmt::Display for Error<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let (module, e) = match self {
Error::Reqwest(e) => ("reqwest", e.to_string()),
Error::Serde(e) => ("serde", e.to_string()),
Error::Io(e) => ("IO", e.to_string()),
Error::ResponseError(e) => ("response", format!("status code {}", e.status)),
};
write!(f, "error in {}: {}", module, e)
}
}

impl <T: fmt::Debug> error::Error for Error<T> {
fn source(&self) -> Option<&(dyn error::Error + 'static)> {
Some(match self {
Error::Reqwest(e) => e,
Error::Serde(e) => e,
Error::Io(e) => e,
Error::ResponseError(_) => return None,
})
}
}

impl <T> From<reqwest::Error> for Error<T> {
fn from(e: reqwest::Error) -> Self {
Error::Reqwest(e)
Expand Down
25 changes: 25 additions & 0 deletions samples/client/petstore/rust/reqwest/petstore/src/apis/mod.rs
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Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
use reqwest;
use serde_json;
use std::error;
use std::fmt;

#[derive(Debug, Clone)]
pub struct ResponseContent<T> {
Expand All @@ -16,6 +18,29 @@ pub enum Error<T> {
ResponseError(ResponseContent<T>),
}

impl <T> fmt::Display for Error<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let (module, e) = match self {
Error::Reqwest(e) => ("reqwest", e.to_string()),
Error::Serde(e) => ("serde", e.to_string()),
Error::Io(e) => ("IO", e.to_string()),
Error::ResponseError(e) => ("response", format!("status code {}", e.status)),
};
write!(f, "error in {}: {}", module, e)
}
}

impl <T: fmt::Debug> error::Error for Error<T> {
fn source(&self) -> Option<&(dyn error::Error + 'static)> {
Some(match self {
Error::Reqwest(e) => e,
Error::Serde(e) => e,
Error::Io(e) => e,
Error::ResponseError(_) => return None,
})
}
}

impl <T> From<reqwest::Error> for Error<T> {
fn from(e: reqwest::Error) -> Self {
Error::Reqwest(e)
Expand Down