Show hyphen-minus used as minus as mathematical minus in client.

2 files changed, 3 insertions, 1 deletions

diff --git a/play.js b/play.js
index 90db6bf..e49f6bb 100644
--- a/play.js
+++ b/play.js
@@ -1093,6 +1093,7 @@ function colorize(text) {
 	text = text.replaceAll("\u2663", colorize_C)
 	text = text.replaceAll("\u2665", colorize_H)
 	text = text.replaceAll("\u2666", colorize_D)
+	text = text.replace(/-( ?\d)/g, "\u2212$1")
 	return text
 }
 
@@ -1471,6 +1472,7 @@ function on_log(text) {
 	text = colorize(text)
 	text = text.replace(/S(\d+)/g, sub_space)
 	text = text.replace(/P(\d+)/g, sub_piece)
+	text = text.replace(/-( ?\d)/g, "\u2212$1")
 
 	if (text.startsWith("@")) {
 		p.className = "move_tip"
diff --git a/rules.js b/rules.js
index e73d709..4a31d01 100644
--- a/rules.js
+++ b/rules.js
@@ -2332,7 +2332,7 @@ function signed_number(v) {
 	if (v > 0)
 		return "+" + v
 	if (v < 0)
-		return "\u2212" + (-v)
+		return "-" + (-v)
 	return "0"
 }