Don't append - when append-timestamp is disabled. (#306)

Author: Naros

src/restore.ts

@@ -17,12 +17,13 @@ async function restore(ccacheVariant : string) : Promise<void> {
   const inputs = {
     primaryKey: core.getInput("key"),
     // https://github.com/actions/cache/blob/73cb7e04054996a98d39095c0b7821a73fb5b3ea/src/utils/actionUtils.ts#L56
-    restoreKeys: core.getInput("restore-keys").split("\n").map(s => s.trim()).filter(x => x !== "")
+    restoreKeys: core.getInput("restore-keys").split("\n").map(s => s.trim()).filter(x => x !== ""),
+    appendTimestamp: core.getInput("append-timestamp")
   };
 
   const keyPrefix = ccacheVariant + "-";
-  const primaryKey = inputs.primaryKey ? keyPrefix + inputs.primaryKey + "-" : keyPrefix;
-  const restoreKeys = inputs.restoreKeys.map(k => keyPrefix + k + "-")
+  const primaryKey = inputs.primaryKey ? keyPrefix + (inputs.appendTimestamp ? inputs.primaryKey + "-" : inputs.primaryKey) : keyPrefix;
+  const restoreKeys = inputs.restoreKeys.map(k => keyPrefix + k + (inputs.appendTimestamp ? "-" : ""));
   const paths = [cacheDir(ccacheVariant)];
 
   core.saveState("primaryKey", primaryKey);