Configure Dependabot for Rust and GitHub Actions (#16)

Added configuration for Rust and GitHub Actions updates with monthly schedule.

Signed-off-by: Richard Schneeman <[email protected]>

Author: schneems

.github/dependabot.yml

@@ -0,0 +1,25 @@
+version: 2
+updates:
+  - package-ecosystem: "cargo"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+    labels:
+      - "dependencies"
+      - "skip changelog"
+    groups:
+      rust-dependencies:
+        update-types:
+          - "minor"
+          - "patch"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+    labels:
+      - "skip changelog"
+    groups:
+      github-actions:
+        update-types:
+          - "minor"
+          - "patch"

cache_diff/tests/fails/generic_missing_bounds.stderr

@@ -13,18 +13,17 @@ help: consider restricting type parameter `T` with trait `PartialEq`
 error[E0277]: `T` doesn't implement `std::fmt::Display`
  --> tests/fails/generic_missing_bounds.rs:3:10
   |
-3 | #[derive(CacheDiff)]
-  |          ^^^^^^^^^ `T` cannot be formatted with the default formatter
-  |
-  = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-  = note: required for `&T` to implement `std::fmt::Display`
+  3 | #[derive(CacheDiff)]
+    |          ^^^^^^^^^ the trait `std::fmt::Display` is not implemented for `T`
+    |
+    = note: required for `&T` to implement `std::fmt::Display`
 note: required by a bound in `fmt_value`
- --> src/lib.rs
-  |
-  |     fn fmt_value<T: std::fmt::Display>(&self, value: &T) -> String {
-  |                     ^^^^^^^^^^^^^^^^^ required by this bound in `CacheDiff::fmt_value`
-  = note: this error originates in the derive macro `CacheDiff` (in Nightly builds, run with -Z macro-backtrace for more info)
+   --> src/lib.rs
+    |
+    |     fn fmt_value<T: std::fmt::Display>(&self, value: &T) -> String {
+    |                     ^^^^^^^^^^^^^^^^^ required by this bound in `CacheDiff::fmt_value`
+    = note: this error originates in the derive macro `CacheDiff` (in Nightly builds, run with -Z macro-backtrace for more info)
 help: consider restricting type parameter `T` with trait `Display`
-  |
-4 | struct Example<T: std::fmt::Display> {
-  |                 +++++++++++++++++++
+    |
+  4 | struct Example<T: std::fmt::Display> {
+    |                 +++++++++++++++++++

cache_diff/tests/fails/missing_display.stderr

@@ -1,15 +1,18 @@
 error[E0277]: `NotDisplay` doesn't implement `std::fmt::Display`
  --> tests/fails/missing_display.rs:5:10
   |
-5 | #[derive(CacheDiff)]
-  |          ^^^^^^^^^ `NotDisplay` cannot be formatted with the default formatter
-  |
-  = help: the trait `std::fmt::Display` is not implemented for `NotDisplay`
-  = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-  = note: required for `&NotDisplay` to implement `std::fmt::Display`
+  5 | #[derive(CacheDiff)]
+    |          ^^^^^^^^^ unsatisfied trait bound
+    |
+help: the trait `std::fmt::Display` is not implemented for `NotDisplay`
+   --> tests/fails/missing_display.rs:3:1
+    |
+  3 | struct NotDisplay;
+    | ^^^^^^^^^^^^^^^^^
+    = note: required for `&NotDisplay` to implement `std::fmt::Display`
 note: required by a bound in `fmt_value`
- --> src/lib.rs
-  |
-  |     fn fmt_value<T: std::fmt::Display>(&self, value: &T) -> String {
-  |                     ^^^^^^^^^^^^^^^^^ required by this bound in `CacheDiff::fmt_value`
-  = note: this error originates in the derive macro `CacheDiff` (in Nightly builds, run with -Z macro-backtrace for more info)
+   --> src/lib.rs
+    |
+    |     fn fmt_value<T: std::fmt::Display>(&self, value: &T) -> String {
+    |                     ^^^^^^^^^^^^^^^^^ required by this bound in `CacheDiff::fmt_value`
+    = note: this error originates in the derive macro `CacheDiff` (in Nightly builds, run with -Z macro-backtrace for more info)