feat(baseapp): expose Mempool (backport #17954) (#18010)

Co-authored-by: Devon Bear <itsdevbear@berachain.com> Co-authored-by: Julien Robert <julien@rbrt.fr>
cosmos · Oct 9, 2023 · 7d12782 · 7d12782
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -39,6 +39,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Improvements
 
+* (baseapp) [#17954](https://github.com/cosmos/cosmos-sdk/issues/17954) Add `Mempool()` method on `BaseApp` to allow access to the mempool.
 * (x/gov) [#17780](https://github.com/cosmos/cosmos-sdk/pull/17780) Recover panics and turn them into errors when executing x/gov proposals.
 
 ### Bug Fixes

diff --git a/baseapp/baseapp.go b/baseapp/baseapp.go
@@ -351,6 +351,11 @@ func (app *BaseApp) LastBlockHeight() int64 {
 	return app.cms.LastCommitID().Version
 }
 
+// Mempool returns the Mempool of the app.
+func (app *BaseApp) Mempool() mempool.Mempool {
+	return app.mempool
+}
+
 // Init initializes the app. It seals the app, preventing any
 // further modifications. In addition, it validates the app against
 // the earlier provided settings. Returns an error if validation fails.