in with the new

src/core/plugins/err/reducers.js

@@ -0,0 +1,68 @@
+import {
+  NEW_THROWN_ERR,
+  NEW_THROWN_ERR_BATCH,
+  NEW_SPEC_ERR,
+  NEW_AUTH_ERR,
+  CLEAR
+} from "./actions"
+
+import reject from "lodash/reject"
+
+import Im, { fromJS, List } from "immutable"
+
+import transformErrors from "./error-transformers/hook"
+
+let DEFAULT_ERROR_STRUCTURE = {
+  // defaults
+  line: 0,
+  level: "error",
+  message: "Unknown error"
+}
+
+export default function(system) {
+  return {
+    [NEW_THROWN_ERR]: (state, { payload }) => {
+      let error = Object.assign(DEFAULT_ERROR_STRUCTURE, payload, {type: "thrown"})
+      return state
+        .update("errors", errors => (errors || List()).push( fromJS( error )) )
+        .update("errors", errors => transformErrors(errors, system.getSystem()))
+    },
+
+    [NEW_THROWN_ERR_BATCH]: (state, { payload }) => {
+      payload = payload.map(err => {
+        return fromJS(Object.assign(DEFAULT_ERROR_STRUCTURE, err, { type: "thrown" }))
+      })
+      return state
+        .update("errors", errors => (errors || List()).concat( fromJS( payload )) )
+        .update("errors", errors => transformErrors(errors, system.getSystem()))
+    },
+
+    [NEW_SPEC_ERR]: (state, { payload }) => {
+      let error = fromJS(payload)
+      error = error.set("type", "spec")
+      return state
+        .update("errors", errors => (errors || List()).push( fromJS(error)).sortBy(err => err.get("line")) )
+        .update("errors", errors => transformErrors(errors, system.getSystem()))
+    },
+
+    [NEW_AUTH_ERR]: (state, { payload }) => {
+      let error = fromJS(Object.assign({}, payload))
+
+      error = error.set("type", "auth")
+      return state
+        .update("errors", errors => (errors || List()).push( fromJS(error)) )
+        .update("errors", errors => transformErrors(errors, system.getSystem()))
+    },
+
+    [CLEAR]: (state, { payload }) => {
+      if(!payload) {
+        return
+      }
+      // TODO: Rework, to use immutable only, no need for lodash
+      let newErrors = Im.fromJS(reject((state.get("errors") || List()).toJS(), payload))
+      return state.merge({
+        errors: newErrors
+      })
+    }
+  }
+}