Sketch 3.4+ support

.gitignore

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+
+Deprecated/Golden Line Height.sketchplugin

Golden_Line_Height.sketchplugin/Contents/Sketch/manifest.json

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+{
+    "name" : "Golden Line Height",
+    "identifier" : "com.lorenzwoehr.goldenlineheight",
+    "version" : "2.0",
+    "description" : "Optimize your typography based on font size, line-height and width.",
+    "authorEmail" : "hello@lorenzwoehr.com",
+    "author" : "Lorenz Woehr",
+    "commands" : [
+    {
+      "script" : "script.js",
+      "handler" : "onRun",
+      "shortcut" : "cmd l",
+      "name" : "Golden Line Height",
+      "identifier" : "goldenlineheight"
+    }
+  ]
+}

Golden_Line_Height.sketchplugin/Contents/Sketch/script.js

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+// Golden Line Height, by Lorenz Woehr — Source code available at [GitHub](https://github.com/lorenzwoehr/Golden-Ratio-Line-Height-Sketch-Plugin)
+//
+// Sets golden line height (cmd l)
+
+var onRun = function(context) {
+    var doc = context.document;
+    var selection = context.selection;
+
+    var textLayers = [];
+
+    if (selection.count() > 0) {
+
+        // Loop through selected layers
+        for (var i = 0; i < selection.count(); i++) {
+
+            var s = selection[i];
+
+            // Check if the layer is a text layer
+            if (s.className() == "MSTextLayer") {
+                textLayers.push(s);
+            }
+        }
+
+        if (textLayers.length > 0) {
+
+            for (var j = 0; j < textLayers.length; j++) {
+
+            	var textLayer = textLayers[j];
+
+				var fontSize = textLayer.fontSize();
+				var textWidth = textLayer.frame().width();
+				var ratio = 1.61803398875;
+
+            	var lineHeight = fontSize * (ratio - (1 / (2 * ratio)) * (1 - textWidth / ((fontSize * ratio)*(fontSize * ratio))));	
+
+            	int goldenLineHeight = Math.round(lineHeight);
+
+            	textLayer.setLineHeight(goldenLineHeight);
+            }
+
+        } else {
+            doc.showMessage("Please select a text layer.");
+        }
+    } else {
+        doc.showMessage("Please select a text layer.")
+    }
+
+}