bdk_core integration initial commit 🔥

We prepare the BDK repo for a major restructuring.

- database modules removed
- blockchain module removed
- minimal API changes.
- Many macros removed.
- no longer applicable examples removed.
- Much conditional compilation removed. Can compile with --all-features.
- delete verify module

.github/workflows/code_coverage.yml

@@ -38,13 +38,7 @@ jobs:
       - name: Install grcov
         run: if [[ ! -e ~/.cargo/bin/grcov ]]; then cargo install grcov; fi
       - name: Test
-        # WARNING: this is not testing the following features: test-esplora, test-hardware-signer, async-interface
-        # This is because some of our features are mutually exclusive, and generating various reports and
-        # merging them doesn't seem to be working very well.
-        # For more info, see:
-        # - https://github.com/bitcoindevkit/bdk/issues/696
-        # - https://github.com/bitcoindevkit/bdk/pull/748#issuecomment-1242721040
-        run: cargo test --features all-keys,compact_filters,compiler,key-value-db,sqlite,sqlite-bundled,test-electrum,test-rpc,verify
+        run: cargo test --all-features
       - name: Run grcov
         run: mkdir coverage; grcov . --binary-path ./target/debug/ -s . -t lcov --branch --ignore-not-existing --ignore '/*' -o ./coverage/lcov.info
       - name: Generate HTML coverage report

.github/workflows/cont_integration.yml

@@ -14,21 +14,9 @@ jobs:
             clippy: true
           - version: 1.57.0 # MSRV
         features:
-          - default
-          - minimal
-          - all-keys
-          - minimal,use-esplora-blocking
-          - key-value-db
-          - electrum
-          - compact_filters
-          - use-esplora-blocking,key-value-db,electrum
-          - compiler
-          - rpc
-          - verify
-          - async-interface
-          - use-esplora-async
-          - sqlite
-          - sqlite-bundled
+          - --no-default-features
+          - --all-features
+          - --features=default
     steps:
       - name: checkout
         uses: actions/checkout@v2
@@ -82,47 +70,6 @@ jobs:
       - name: Test
         run: cargo test --features test-md-docs --no-default-features -- doctest::ReadmeDoctests
 
-  test-blockchains:
-    name: Blockchain ${{ matrix.blockchain.features }}
-    runs-on: ubuntu-20.04
-    strategy:
-      fail-fast: false
-      matrix:
-        blockchain:
-          - name: electrum
-            testprefix: blockchain::electrum::test
-            features: test-electrum,verify
-          - name: rpc
-            testprefix: blockchain::rpc::test
-            features: test-rpc
-          - name: rpc-legacy
-            testprefix: blockchain::rpc::test
-            features: test-rpc-legacy
-          - name: esplora
-            testprefix: esplora
-            features: test-esplora,use-esplora-async,verify
-          - name: esplora
-            testprefix: esplora
-            features: test-esplora,use-esplora-blocking,verify
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-      - name: Cache
-        uses: actions/cache@v2
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            target
-          key: ${{ runner.os }}-cargo-${{ github.job }}-${{ hashFiles('**/Cargo.toml','**/Cargo.lock') }}
-      - name: Setup rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          override: true
-      - name: Test
-        run: cargo test --no-default-features --features ${{ matrix.blockchain.features }} ${{ matrix.blockchain.testprefix }}::bdk_blockchain_tests
-
   check-wasm:
     name: Check WASM
     runs-on: ubuntu-20.04

.github/workflows/nightly_docs.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Update toolchain
         run: rustup update
       - name: Build docs
-        run: cargo rustdoc --verbose --features=compiler,electrum,esplora,use-esplora-blocking,compact_filters,rpc,key-value-db,sqlite,all-keys,verify,hardware-signer -- --cfg docsrs -Dwarnings
+        run: cargo rustdoc --verbose --all-features -- --cfg docsrs -Dwarnings
       - name: Upload artifact
         uses: actions/upload-artifact@v2
         with: