feat: implement a declarative API (fixes #4)

.babelrc

@@ -1,30 +1,34 @@
 {
   "env": {
-    "test": {
-      "plugins": [
-        "transform-flow-strip-types",
-        "istanbul"
-      ]
-    },
     "development": {
       "plugins": [
-        "syntax-flow",
+        "transform-object-rest-spread",
         "flow-runtime",
         "transform-flow-strip-types"
       ]
     },
     "production": {
       "plugins": [
-        "syntax-flow",
+        "transform-object-rest-spread",
         "transform-flow-comments"
       ]
+    },
+    "test": {
+      "plugins": [
+        "transform-object-rest-spread",
+        "transform-flow-strip-types",
+        "istanbul"
+      ]
     }
   },
   "presets": [
-    ["env", {
-      "targets": {
-        "node": 5
+    [
+      "env",
+      {
+        "targets": {
+          "node": 5
+        }
       }
-    }]
+    ]
   ]
 }

.eslintrc

@@ -1,5 +1,8 @@
 {
-  "extends": "canonical",
+  "extends": [
+    "canonical",
+    "canonical/flowtype"
+  ],
   "root": true,
   "rules": {
     "id-length": 0

.flowconfig

@@ -1,11 +1,7 @@
 [ignore]
-<PROJECT_ROOT>/node_modules/config-chain/test/broken.json
-<PROJECT_ROOT>/node_modules/conventional-changelog-core/test/fixtures/_malformation.json
-<PROJECT_ROOT>/node_modules/npmconf/test/fixtures/package.json
-
 .*/node_modules/.*/test/.*
-.*/node_modules/flow-runtime/.*
 .*/node_modules/babel-plugin-flow-runtime/.*
-
-[options]
-module.ignore_non_literal_requires=true
+.*/node_modules/config-chain/.*
+.*/node_modules/conventional-changelog-core/.*
+.*/node_modules/flow-runtime/.*
+.*/node_modules/npmconf/.*