replace jest with ava

node_modules/concordance/index.js

@@ -0,0 +1,21 @@
+'use strict'
+
+const compare = require('./lib/compare')
+const describe = require('./lib/describe')
+const diff = require('./lib/diff')
+const format = require('./lib/format')
+const serialize = require('./lib/serialize')
+
+exports.compare = compare.compare
+exports.compareDescriptors = compare.compareDescriptors
+
+exports.describe = describe
+
+exports.diff = diff.diff
+exports.diffDescriptors = diff.diffDescriptors
+
+exports.format = format.format
+exports.formatDescriptor = format.formatDescriptor
+
+exports.serialize = serialize.serialize
+exports.deserialize = serialize.deserialize