node-red-contrib-i2c - npm Package Compare versions

Comparing version 0.8.4 to 0.9.0

i2c/26-i2c.js

 module.exports = function(RED) {
     "use strict";
-    var I2C = require("i2c-bus");
+    try {
+        var I2C = require("i2c-bus");   
+    } catch (error) {
+        var I2C_ERROR = error;
+        I2C = null;
+    }
 
+    function validateI2C(node) {
+        if (!I2C) {
+            node.log("Couldn't load i2c-bus, is your platform supported ?");
+            node.status({fill:"gray",shape:"dot",text:"unsupported"});
+            if (I2C_ERROR) console.error(I2C_ERROR);
+            return false;
+        }
+        return true;
+    }
+
     // The Scan Node
@@ -10,3 +25,5 @@ function I2CScanNode(n) {
         var node = this;
-
+        
+        if (!validateI2C(node)) return;
+            
         node.port = I2C.openSync(node.busno);
@@ -42,2 +59,4 @@ node.on("input", function(msg) {
         var node = this;
+        
+        if (!validateI2C(node)) return;
 
@@ -124,2 +143,4 @@ node.port = I2C.openSync(node.busno);
         var node = this;
+        
+        if (!validateI2C(node)) return;
 
@@ -193,2 +214,2 @@ node.port = I2C.openSync(node.busno);
     RED.nodes.registerType("i2c out", I2COutNode);
-}
+}

package.json

 {
   "name": "node-red-contrib-i2c",
-  "version": "0.8.4",
+  "version": "0.9.0",
   "description": "A Node-RED node to talk to the Raspiberry PI's I2C port",
@@ -5,0 +5,0 @@ "dependencies": {

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Improved metrics

Total package byte prevSize

29605

increased by1.98%

Lines of code

196

increased by10.11%

No dependency changes