From c6d35c787b8ae8a0c847c929f591b7f63a7d9744 Mon Sep 17 00:00:00 2001
From: Seth Meranda <seth@meranda.org>
Date: Tue, 2 Jul 2013 15:53:33 -0500
Subject: [PATCH] Add output for `column-break-*` declarations.

---
 lesshat.less | 90 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)

diff --git a/lesshat.less b/lesshat.less
index 1ba5d66..dc78b55 100755
--- a/lesshat.less
+++ b/lesshat.less
@@ -36,6 +36,9 @@
     //    .column-gap
     //    .column-rule
     //    .column-width
+    //    .column-break-inside
+    //    .column-break-before
+    //    .column-break-after
 //    .font-face
 //    .gradient
 //    .opacity
@@ -1009,6 +1012,93 @@
     //  element{ .column-width(100px); }
 
 
+//  .column-break-inside
+
+  .column-break-inside(@arguments:auto){
+
+      //  Local config for disabling properties
+
+      @w3cLocal: true; // Unprefixed W3C syntax
+      @webkitLocal: true; // Chrome 7+, Safari 5+, iOS5, Android
+      @mozLocal: true; //  Firefox 4+
+
+      .result (@arguments, @signal, @boolean, @localBoolean) when (@boolean = true) and (@localBoolean = true) {
+        .inception (@signal, @arguments) when (@signal = 1) { -webkit-column-break-inside: @arguments;}
+        .inception (@signal, @arguments) when (@signal = 2) { -moz-column-break-inside: @arguments;}
+        .inception (@signal, @arguments) when (@signal = 5) { column-break-inside: @arguments;}
+        .inception (@signal, @arguments) when (@signal > 5),(@signal < 1) { error: "Signal is out of range"; }
+        .inception(@signal, @arguments);
+      }
+      .result (@arguments, @signal, @boolean, @localBoolean) when not (@boolean = true), not (@localBoolean = true) { }
+
+      .result(@arguments, @webkitSignal, @webkit, @webkitLocal);
+      // --  this comment must be here because of LESS bug
+      .result(@arguments, @mozSignal, @moz, @mozLocal);
+      // --
+      .result(@arguments, @w3cSignal, @w3c, @w3cLocal);
+  }
+
+    //  element{ .column-break-inside(avoid); }
+
+
+//  .column-break-before
+
+  .column-break-before(@arguments:auto){
+
+      //  Local config for disabling properties
+
+      @w3cLocal: true; // Unprefixed W3C syntax
+      @webkitLocal: true; // Chrome 7+, Safari 5+, iOS5, Android
+      @mozLocal: true; //  Firefox 4+
+
+      .result (@arguments, @signal, @boolean, @localBoolean) when (@boolean = true) and (@localBoolean = true) {
+        .inception (@signal, @arguments) when (@signal = 1) { -webkit-column-break-before: @arguments;}
+        .inception (@signal, @arguments) when (@signal = 2) { -moz-column-break-before: @arguments;}
+        .inception (@signal, @arguments) when (@signal = 5) { column-break-before: @arguments;}
+        .inception (@signal, @arguments) when (@signal > 5),(@signal < 1) { error: "Signal is out of range"; }
+        .inception(@signal, @arguments);
+      }
+      .result (@arguments, @signal, @boolean, @localBoolean) when not (@boolean = true), not (@localBoolean = true) { }
+
+      .result(@arguments, @webkitSignal, @webkit, @webkitLocal);
+      // --  this comment must be here because of LESS bug
+      .result(@arguments, @mozSignal, @moz, @mozLocal);
+      // --
+      .result(@arguments, @w3cSignal, @w3c, @w3cLocal);
+  }
+
+    //  element{ .column-break-before(avoid); }
+
+
+//  .column-break-after
+
+  .column-break-after(@arguments:auto){
+
+      //  Local config for disabling properties
+
+      @w3cLocal: true; // Unprefixed W3C syntax
+      @webkitLocal: true; // Chrome 7+, Safari 5+, iOS5, Android
+      @mozLocal: true; //  Firefox 4+
+
+      .result (@arguments, @signal, @boolean, @localBoolean) when (@boolean = true) and (@localBoolean = true) {
+        .inception (@signal, @arguments) when (@signal = 1) { -webkit-column-break-after: @arguments;}
+        .inception (@signal, @arguments) when (@signal = 2) { -moz-column-break-after: @arguments;}
+        .inception (@signal, @arguments) when (@signal = 5) { column-break-after: @arguments;}
+        .inception (@signal, @arguments) when (@signal > 5),(@signal < 1) { error: "Signal is out of range"; }
+        .inception(@signal, @arguments);
+      }
+      .result (@arguments, @signal, @boolean, @localBoolean) when not (@boolean = true), not (@localBoolean = true) { }
+
+      .result(@arguments, @webkitSignal, @webkit, @webkitLocal);
+      // --  this comment must be here because of LESS bug
+      .result(@arguments, @mozSignal, @moz, @mozLocal);
+      // --
+      .result(@arguments, @w3cSignal, @w3c, @w3cLocal);
+  }
+
+    //  element{ .column-break-after(avoid); }
+
+
 //  .font-face
 
   .font-face(@fontname, @fontfile) {