Simplify error messaging in tests

test/specs/babel-eslint.js

@@ -4,26 +4,9 @@ const assert = require("assert");
 const babelEslint = require("../..");
 const espree = require("espree");
 const escope = require("eslint-scope");
-const util = require("util");
 const unpad = require("dedent");
 const assertImplementsAST = require("../helpers/assert-implements-ast");
 
-function lookup(obj, keypath, backwardsDepth) {
-  if (!keypath) {
-    return obj;
-  }
-
-  let pathSegments = keypath.split(".");
-
-  if (pathSegments.length > 1) {
-    pathSegments = pathSegments.slice(0, -1 * backwardsDepth);
-  }
-
-  return pathSegments.reduce((base, segment) => {
-    return base && base[segment], obj;
-  });
-}
-
 function parseAndAssertSame(code) {
   code = unpad(code);
   const esAST = espree.parse(code, {
@@ -48,25 +31,7 @@ function parseAndAssertSame(code) {
     eslintVisitorKeys: true,
     eslintScopeManager: true,
   }).ast;
-  try {
-    assertImplementsAST(esAST, babylonAST);
-  } catch (err) {
-    const traversal = err.message.slice(3, err.message.indexOf(":"));
-    err.message += `\n${unpad(`
-      espree:
-        ${util.inspect(lookup(esAST, traversal, 2), {
-          depth: err.depth,
-          colors: true,
-        })}
-      babel-eslint:
-        ${util.inspect(lookup(babylonAST, traversal, 2), {
-          depth: err.depth,
-          colors: true,
-        })}
-    `)}`;
-    throw err;
-  }
-  //assert.equal(esAST, babylonAST);
+  assertImplementsAST(esAST, babylonAST);
 }
 
 describe("babylon-to-espree", () => {