[PATCH v2] cgit.js: line range highlight: always hook hashchange in case hash added

[andy at warmcat.com (Andy Green)]

Since the user might add a # to a URL that didn't initially have one,
eg by clicking the line numbers, always register the hashchange listener.

Signed-off-by: Andy Green <andy at warmcat.com>
---
 cgit.js     |    4 ----
 ui-shared.c |    5 ++++-
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/cgit.js b/cgit.js
index d905634..a3ddf81 100644
--- a/cgit.js
+++ b/cgit.js
@@ -61,10 +61,6 @@ function cgit_line_range_highlight(depth)
 		e1.style.backgroundColor = "yellow";
 	}
 
-	window.addEventListener("hashchange", function() {
-		cgit_line_range_highlight(cgit_line_range_depth);
-	}, false);
-
 	hl = (window.innerHeight / (e.offsetHeight + 1));
 	v = (l1 + ((l2 - l1) / 2)) - (hl / 2);
 	if (v > l1)
diff --git a/ui-shared.c b/ui-shared.c
index 7fd6bad..3417919 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -1245,9 +1245,12 @@ void cgit_set_title_from_path(const char *path)
 void cgit_emit_line_range_highlight_script(int parent_level)
 {
 	htmlf("<script>\n"
-	      "document.addEventListener(\"DOMContentLoaded\", function() {"
+	      "document.addEventListener(\"DOMContentLoaded\", function() {\n"
 	      "	cgit_line_range_highlight(%d);\n"
 	      "}, false);\n"
+	      "window.addEventListener(\"hashchange\", function() {\n"
+	      " cgit_line_range_highlight(%d);\n"
+	      "}, false);\n"
 	      "</script>\n", parent_level);
 }