github action: move the fuzzing action into it own file/task

.github/workflows/CICD.yml

@@ -125,56 +125,6 @@ jobs:
         S=$(cargo fmt -- --check) && printf "%s\n" "$S" || { printf "%s\n" "$S" ; printf "%s\n" "$S" | sed -E -n -e "s/^Diff[[:space:]]+in[[:space:]]+${PWD//\//\\/}\/(.*)[[:space:]]+at[[:space:]]+[^0-9]+([0-9]+).*$/::${fault_type} file=\1,line=\2::${fault_prefix}: \`cargo fmt\`: style violation (file:'\1', line:\2; use \`cargo fmt -- \"\1\"\`)/p" ; fault=true ; }
         if [ -n "${{ steps.vars.outputs.FAIL_ON_FAULT }}" ] && [ -n "$fault" ]; then exit 1 ; fi
 
-  fuzz:
-    name: Run the fuzzers
-    runs-on: ubuntu-latest
-    env:
-      RUN_FOR: 60
-    steps:
-    - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@nightly
-    - name: Install `cargo-fuzz`
-      run: cargo install cargo-fuzz
-    - uses: Swatinem/rust-cache@v2
-    - name: Run fuzz_date for XX seconds
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_date -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-    - name: Run fuzz_test for XX seconds
-      continue-on-error: true
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_test -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-    - name: Run fuzz_expr for XX seconds
-      continue-on-error: true
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_expr -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-    - name: Run fuzz_parse_glob for XX seconds
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_parse_glob -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-    - name: Run fuzz_parse_size for XX seconds
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_parse_size -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-    - name: Run fuzz_parse_time for XX seconds
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_parse_time -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-
   style_lint:
     name: Style/lint
     runs-on: ${{ matrix.job.os }}

.github/workflows/fuzzing.yml

@@ -0,0 +1,64 @@
+name: Fuzzing
+
+# spell-checker:ignore fuzzer
+
+on: [push, pull_request]
+
+permissions:
+  contents: read # to fetch code (actions/checkout)
+
+# End the current execution if there is a new changeset in the PR.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
+jobs:
+  fuzz:
+    name: Run the fuzzers
+    runs-on: ubuntu-latest
+    env:
+      RUN_FOR: 60
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@nightly
+    - name: Install `cargo-fuzz`
+      run: cargo install cargo-fuzz
+    - uses: Swatinem/rust-cache@v2
+    - name: Run fuzz_date for XX seconds
+      shell: bash
+      run: |
+        ## Run it
+        cd fuzz
+        cargo +nightly fuzz run fuzz_date -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Run fuzz_test for XX seconds
+      continue-on-error: true
+      shell: bash
+      run: |
+        ## Run it
+        cd fuzz
+        cargo +nightly fuzz run fuzz_test -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Run fuzz_expr for XX seconds
+      continue-on-error: true
+      shell: bash
+      run: |
+        ## Run it
+        cd fuzz
+        cargo +nightly fuzz run fuzz_expr -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Run fuzz_parse_glob for XX seconds
+      shell: bash
+      run: |
+        ## Run it
+        cd fuzz
+        cargo +nightly fuzz run fuzz_parse_glob -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Run fuzz_parse_size for XX seconds
+      shell: bash
+      run: |
+        ## Run it
+        cd fuzz
+        cargo +nightly fuzz run fuzz_parse_size -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Run fuzz_parse_time for XX seconds
+      shell: bash
+      run: |
+        ## Run it
+        cd fuzz
+        cargo +nightly fuzz run fuzz_parse_time -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0