Make converter algorithm code slightly more concise.

lib/Converter.js

@@ -151,20 +151,17 @@ export class Converter {
     const objectTypes = strategy._getObjectTypes({activeCtx, input, output});
 
     // apply type-scoped contexts
-    const typeActiveCtx = await activeCtx.applyTypeScopedContexts({
-      objectTypes
-    });
+    activeCtx = await activeCtx.applyTypeScopedContexts({objectTypes});
 
     // walk term => value entries to transform
     const termEntries = strategy._getEntries({
-      activeCtx: typeActiveCtx, input, output, converter: this
+      activeCtx, input, output, converter: this
     });
     for(const [termInfo, value] of termEntries) {
-      // apply any property-scoped context for `term`
+      // apply any property-scoped context for `term` to get active context
+      // to use with each value
       const {term} = termInfo;
-      const propertyActiveCtx = await typeActiveCtx.applyPropertyScopedContext({
-        term
-      });
+      const valueActiveCtx = await activeCtx.applyPropertyScopedContext({term});
 
       // iterate through all values for the current term to produce new outputs
       const {plural, def} = termInfo;
@@ -173,7 +170,7 @@ export class Converter {
       const outputs = [];
       for(const value of values) {
         await this._transformValue({
-          activeCtx: propertyActiveCtx, outputs, termType, value, termInfo
+          activeCtx: valueActiveCtx, outputs, termType, value, termInfo
         });
       }
       strategy._addOutputEntry({