From 583abb0236be2a2ede4d751d8db18222f2e44e32 Mon Sep 17 00:00:00 2001
From: Joost De Cock <joost@decock.org>
Date: Sat, 11 Jul 2020 18:04:29 +0200
Subject: [PATCH] feat(core): Added support for raising events

---
 packages/core/src/part.js    |  4 +++-
 packages/core/src/pattern.js | 27 ++++++++++++++++++++++++++-
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/packages/core/src/part.js b/packages/core/src/part.js
index 1cd917a8394..8423ac26c15 100644
--- a/packages/core/src/part.js
+++ b/packages/core/src/part.js
@@ -184,7 +184,9 @@ Part.prototype.shorthand = function () {
     Path: this.Path,
     Snippet: this.Snippet,
     complete,
-    paperless
+    paperless,
+    events: this.context.events,
+    raise: this.context.events.raise
   }
 }
 
diff --git a/packages/core/src/pattern.js b/packages/core/src/pattern.js
index b031f2deefb..6301ac15b5f 100644
--- a/packages/core/src/pattern.js
+++ b/packages/core/src/pattern.js
@@ -23,6 +23,25 @@ export default function Pattern(config = { options: {} }) {
   this.Snippet = Snippet // Snippet constructor
   this.Attributes = Attributes // Attributes constructor
 
+  // Store events
+  this.events = {
+    info: [],
+    warning: [],
+    error: []
+  }
+  const events = this.events
+  this.events.raise = {
+    event: function (data) {
+      events.info.push(data)
+    },
+    warning: function (data) {
+      events.warning.push(data)
+    },
+    error: function (data) {
+      events.error.push(data)
+    }
+  }
+
   // Default settings
   this.settings = {
     complete: true,
@@ -65,7 +84,8 @@ export default function Pattern(config = { options: {} }) {
     config: this.config,
     settings: this.settings,
     store: this.store,
-    macros: this.macros
+    macros: this.macros,
+    events: this.events
   }
 
   // Part closure
@@ -554,6 +574,11 @@ Pattern.prototype.getRenderProps = function () {
   props.width = this.width
   props.height = this.height
   props.settings = this.settings
+  props.events = {
+    info: this.events.info,
+    warning: this.events.warning,
+    error: this.events.error
+  }
   props.parts = {}
   for (let p in this.parts) {
     if (this.parts[p].render) {