From 08cade6674f38354f9bb6c3d1cb8359f7ca6d337 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Tue, 20 Mar 2018 19:54:34 +0000
Subject: When using the pretty HTML writer, don't format HTML inside pre
 elements

---
 NEWS                              |  4 ++++
 lib/writers/html-writer.js        | 11 +++++++++--
 test/writers/html-writer.tests.js | 18 ++++++++++++++++++
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/NEWS b/NEWS
index 746d9aa..e94d656 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+# 1.4.5
+
+* When using the pretty HTML writer, don't format HTML inside pre elements.
+
 # 1.4.4
 
 * Parse paragraph indents.
diff --git a/lib/writers/html-writer.js b/lib/writers/html-writer.js
index ee7d49f..e16feec 100644
--- a/lib/writers/html-writer.js
+++ b/lib/writers/html-writer.js
@@ -53,7 +53,8 @@ function prettyWriter() {
     
     function text(value) {
         startText();
-        writer.text(value.replace("\n", "\n" + indentation));
+        var text = isInPre() ? value : value.replace("\n", "\n" + indentation);
+        writer.text(text);
     }
     
     function selfClosing(tagName, attributes) {
@@ -79,7 +80,7 @@ function prettyWriter() {
     
     function indent() {
         inText = false;
-        if (!start && insideIndentedElement()) {
+        if (!start && insideIndentedElement() && !isInPre()) {
             writer.append("\n");
             for (var i = 0; i < indentationLevel; i++) {
                 writer.append(indentation);
@@ -87,6 +88,12 @@ function prettyWriter() {
         }
     }
     
+    function isInPre() {
+        return _.some(stack, function(tagName) {
+            return tagName === "pre";
+        });
+    }
+    
     return {
         asString: writer.asString,
         open: open,
diff --git a/test/writers/html-writer.tests.js b/test/writers/html-writer.tests.js
index b5cdf4e..b91cba8 100644
--- a/test/writers/html-writer.tests.js
+++ b/test/writers/html-writer.tests.js
@@ -113,3 +113,21 @@ test('newlines in appended HTML are indented', function() {
     writer.close("p");
     return assert.equal(writer.asString(), "<p>\n  One\n  Two\n</p>");
 });
+
+test('newlines in <pre> are not indented', function() {
+    var writer = htmlWriter.writer({prettyPrint: true});
+    writer.open("pre");
+    writer.text("One\nTwo");
+    writer.close("pre");
+    return assert.equal(writer.asString(), "<pre>One\nTwo</pre>");
+});
+
+test('newlines in element in <pre> are not indented', function() {
+    var writer = htmlWriter.writer({prettyPrint: true});
+    writer.open("pre");
+    writer.open("p");
+    writer.text("One\nTwo");
+    writer.close("p");
+    writer.close("pre");
+    return assert.equal(writer.asString(), "<pre><p>One\nTwo</p></pre>");
+});
-- 
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