refactor: apply review

 rename get_crate_version to get_crate_latest_version

.github/workflows/ci.yml

@@ -86,7 +86,7 @@ jobs:
           # load helper script
           source .github/workflows/scripts/crates.io-script.bash
           # get latest version from crates.io
-          echo "::set-output name=cargo-deny_version::$(get_crate_version cargo-deny)"
+          echo "::set-output name=cargo-deny_version::$(get_crate_latest_version cargo-deny)"
           # add other dependencies versions here
 
       - name: Install Rust ${{ matrix.rust }}
@@ -121,7 +121,7 @@ jobs:
           key: ${{env.CACHE_RESET_KEY}}-${{ runner.os }}-${{ matrix.rust }}-cargo-deny-${{ steps.dep-versions.outputs.cargo-deny_version }}
 
       - name: Install cargo-deny
-        if:  ${{ steps.cache-cargo-deny.outputs.cache-hit == false && matrix.rust == 'stable' }}
+        if:  ${{ steps.cache-cargo-deny.outputs.cache-hit == false && matrix.rust == 'stable'}}
         run: |
           cargo install cargo-deny
 

.github/workflows/scripts/crates.io-script.bash

@@ -1,5 +1,13 @@
-function get_crate_version() {
+
+# function: get_crate_latest_version 
+# arg#1: crate name
+# returns: latest version number on crates.io
+#
+#  this calls crates.io REST api via curl, that listing all versions of specified crate.
+#  `jq` query filter for not yanked and extract version number.
+#  sort semver and takes last one.
+function get_crate_latest_version() {
     curl -L https://crates.io/api/v1/crates/$1/versions | jq -r '.versions[] | select( .yanked == false) | .num' | sort --version-sort | tail -n 1
 }
 
-export -f get_crate_version
+export -f get_crate_latest_version