Rename fileScopeVars

Author: rcosta358

liquidjava-verifier/src/main/java/liquidjava/processor/context/ContextHistory.java

@@ -14,7 +14,7 @@
 public class ContextHistory {
     private static ContextHistory instance;
 
-    private Map<String, Map<String, Set<RefinedVariable>>> vars; // file -> (scope -> variables in scope)
+    private Map<String, Map<String, Set<RefinedVariable>>> fileScopeVars; // file -> (scope -> variables in scope)
     private Map<String, Set<GhostState>> ghosts; // file -> ghosts
 
     // globals
@@ -23,7 +23,7 @@ public class ContextHistory {
     private Set<RefinedVariable> globalVars;
 
     private ContextHistory() {
-        vars = new HashMap<>();
+        fileScopeVars = new HashMap<>();
         instanceVars = new HashSet<>();
         globalVars = new HashSet<>();
         ghosts = new HashMap<>();
@@ -37,7 +37,7 @@ public static ContextHistory getInstance() {
     }
 
     public void clearHistory() {
-        vars.clear();
+        fileScopeVars.clear();
         instanceVars.clear();
         globalVars.clear();
         ghosts.clear();
@@ -51,8 +51,8 @@ public void saveContext(CtElement element, Context context) {
 
         // add variables in scope
         String scope = getScopePosition(element);
-        vars.putIfAbsent(file, new HashMap<>());
-        vars.get(file).put(scope, new HashSet<>(context.getCtxVars()));
+        fileScopeVars.putIfAbsent(file, new HashMap<>());
+        fileScopeVars.get(file).put(scope, new HashSet<>(context.getCtxVars()));
 
         // add other elements in context (except ghosts)
         instanceVars.addAll(context.getCtxInstanceVars());
@@ -84,8 +84,8 @@ public String getScopePosition(CtElement element) {
                 pos.getEndColumn());
     }
 
-    public Map<String, Map<String, Set<RefinedVariable>>> getVars() {
-        return vars;
+    public Map<String, Map<String, Set<RefinedVariable>>> getFileScopeVars() {
+        return fileScopeVars;
     }
 
     public Set<RefinedVariable> getInstanceVars() {