lint: extract visit item method

src/rule/RuleVisitor.ts

@@ -20,7 +20,7 @@ export class RuleVisitor implements RuleVisitorOptions, Visitor {
   }
 
   public async pick(ctx: VisitorContext, root: any): Promise<Array<any>> {
-    return []; // why is this part of visitor rather than rule?
+    return []; // TODO: why is this part of visitor rather than rule?
   }
 
   public async visit(ctx: VisitorContext, root: any): Promise<VisitorContext> {
@@ -32,34 +32,38 @@ export class RuleVisitor implements RuleVisitorOptions, Visitor {
           itemIndex,
           rule,
         };
-        const itemResult = cloneDeep(item);
-        const ruleResult = await rule.visit(ctx, itemResult);
-
-        if (hasItems(ruleResult.errors)) {
-          ctx.logger.warn({ count: ruleResult.errors.length, rule }, 'rule failed');
-          ctx.mergeResult(ruleResult, ctx.visitData);
-          continue;
-        }
-
-        const itemDiff = diff(item, itemResult);
-        if (hasItems(itemDiff)) {
-          ctx.logger.info({
-            diff: itemDiff,
-            item,
-            rule: rule.name,
-          }, 'rule passed with modifications');
-
-          if (ctx.schemaOptions.mutate) {
-            applyDiff(item, itemResult);
-          }
-        } else {
-          ctx.logger.info({ rule: rule.name }, 'rule passed');
-        }
 
+        await this.visitItem(ctx, item, itemIndex, rule);
         itemIndex += 1;
       }
     }
 
     return ctx;
   }
+
+  public async visitItem(ctx: VisitorContext, item: any, itemIndex: number, rule: Rule): Promise<void> {
+    const itemResult = cloneDeep(item);
+    const ruleResult = await rule.visit(ctx, itemResult);
+
+    if (hasItems(ruleResult.errors)) {
+      ctx.logger.warn({ count: ruleResult.errors.length, rule }, 'rule failed');
+      ctx.mergeResult(ruleResult, ctx.visitData);
+      return;
+    }
+
+    const itemDiff = diff(item, itemResult);
+    if (hasItems(itemDiff)) {
+      ctx.logger.info({
+        diff: itemDiff,
+        item,
+        rule: rule.name,
+      }, 'rule passed with modifications');
+
+      if (ctx.schemaOptions.mutate) {
+        applyDiff(item, itemResult);
+      }
+    } else {
+      ctx.logger.info({ rule: rule.name }, 'rule passed');
+    }
+  }
 }

test/TestApp.ts

@@ -81,4 +81,6 @@ describeLeaks('main app', async () => {
 
     expect(status).to.equal(STATUS_ERROR);
   });
+
+  it('should fix up partial documents'); // TODO: test fix mode
 });