Merge eb10b74751 into 3f9d88f859

Bumps [taiki-e/install-action](https://github.com/taiki-e/install-action) from 2.54.0 to 2.54.3.
- [Release notes](https://github.com/taiki-e/install-action/releases)
- [Changelog](https://github.com/taiki-e/install-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/taiki-e/install-action/compare/v2.54.0...v2.54.3)

---
updated-dependencies:
- dependency-name: taiki-e/install-action
  dependency-version: 2.54.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/ci-post-merge.yml

@@ -49,7 +49,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@v2.54.0
+        uses: taiki-e/install-action@v2.54.3
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -83,7 +83,7 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@v1.13.0
 
       - name: Install just, cargo-hack
-        uses: taiki-e/install-action@v2.54.0
+        uses: taiki-e/install-action@v2.54.3
         with:
           tool: just,cargo-hack
 

.github/workflows/ci.yml

@@ -64,7 +64,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@v2.54.0
+        uses: taiki-e/install-action@v2.54.3
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -113,7 +113,7 @@ jobs:
           toolchain: nightly
 
       - name: Install just
-        uses: taiki-e/install-action@v2.54.0
+        uses: taiki-e/install-action@v2.54.3
         with:
           tool: just
 

.github/workflows/coverage.yml

@@ -24,7 +24,7 @@ jobs:
           components: llvm-tools
 
       - name: Install just, cargo-llvm-cov, cargo-nextest
-        uses: taiki-e/install-action@v2.54.0
+        uses: taiki-e/install-action@v2.54.3
         with:
           tool: just,cargo-llvm-cov,cargo-nextest
 

.github/workflows/lint.yml

@@ -77,12 +77,12 @@ jobs:
           toolchain: ${{ vars.RUST_VERSION_EXTERNAL_TYPES }}
 
       - name: Install just
-        uses: taiki-e/install-action@v2.54.0
+        uses: taiki-e/install-action@v2.54.3
         with:
           tool: just
 
       - name: Install cargo-check-external-types
-        uses: taiki-e/cache-cargo-install-action@v2.1.2
+        uses: taiki-e/cache-cargo-install-action@v2.2.0
         with:
           tool: cargo-check-external-types
 

actix-web/src/error/error.rs

@@ -6,7 +6,7 @@ use crate::{HttpResponse, ResponseError};
 
 /// General purpose Actix Web error.
 ///
-/// An Actix Web error is used to carry errors from `std::error` through actix in a convenient way.
+/// An Actix Web error is used to carry errors from `std::error` through Actix in a convenient way.
 /// It can be created through converting errors with `into()`.
 ///
 /// Whenever it is created from an external object a response error is created for it that can be
@@ -14,6 +14,7 @@ use crate::{HttpResponse, ResponseError};
 /// you can always get a `ResponseError` reference from it.
 pub struct Error {
     cause: Box<dyn ResponseError>,
+    response_mappers: Vec<Box<dyn Fn(HttpResponse) -> HttpResponse>>,
 }
 
 impl Error {
@@ -29,7 +30,20 @@ impl Error {
 
     /// Shortcut for creating an `HttpResponse`.
     pub fn error_response(&self) -> HttpResponse {
-        self.cause.error_response()
+        let mut res = self.cause.error_response();
+
+        for mapper in &self.response_mappers {
+            res = (mapper)(res);
+        }
+
+        res
+    }
+
+    pub fn add_mapper<F, B>(&mut self, mapper: F)
+    where
+        F: Fn(HttpResponse) -> HttpResponse + 'static,
+    {
+        self.response_mappers.push(Box::new(mapper))
     }
 }
 
@@ -56,6 +70,7 @@ impl<T: ResponseError + 'static> From<T> for Error {
     fn from(err: T) -> Error {
         Error {
             cause: Box::new(err),
+            response_mappers: Vec::new(),
         }
     }
 }