From a19d409796b478de86d34ad77d23d0e3bef69b5d Mon Sep 17 00:00:00 2001
From: Aadhavan Srinivasan <aadhavan@twomorecents.org>
Date: Thu, 31 Oct 2024 17:14:56 -0400
Subject: [PATCH] Set node type to ASSERTION if the character represents an
 assertion

---
 postfixNode.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/postfixNode.go b/postfixNode.go
index 6fb5945..83c13c9 100644
--- a/postfixNode.go
+++ b/postfixNode.go
@@ -49,6 +49,9 @@ func newEscapedNode(c rune) postfixNode {
 		toReturn.contents = append(toReturn.contents, slices.DeleteFunc(dotChars(), func(r rune) bool {
 			return slices.Contains(wordChars, r)
 		})...)
+	case 'b', 'B':
+		toReturn.nodetype = ASSERTION
+		toReturn.contents = append(toReturn.contents, c)
 	default: // None of the above - append it as a regular character
 		toReturn.nodetype = CHARACTER
 		toReturn.contents = append(toReturn.contents, c)
@@ -77,6 +80,8 @@ func newPostfixNode(contents ...rune) postfixNode {
 			to_return.nodetype = PIPE
 		case CONCAT:
 			to_return.nodetype = CONCATENATE
+		case '^', '$':
+			to_return.nodetype = ASSERTION
 		default:
 			to_return.nodetype = CHARACTER
 		}