From 8630cffdcde59f4cd7a4f9d67d20b835bd432640 Mon Sep 17 00:00:00 2001
From: asmhatre <asmhatre@gmail.com>
Date: Tue, 4 Aug 2026 17:28:41 +0000
Subject: [PATCH] Add runner that regenerates every documented output

---
 run-all.sh | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 run-all.sh

diff --git a/run-all.sh b/run-all.sh
new file mode 100644
index 0000000..9a76ab8
--- /dev/null
+++ b/run-all.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Compiles the project and runs every example, writing each program's real output
+# to docs/output/<ClassName>.txt. Everything checked into docs/output was produced
+# by this script — nothing is hand-written.
+set -u
+cd "$(dirname "$0")"
+
+mvn -B -q clean compile || { echo "compile failed"; exit 1; }
+CP="target/classes:$(mvn -B -q dependency:build-classpath -Dmdep.outputFile=/dev/stdout -DincludeScope=runtime 2>/dev/null | tail -1)"
+mkdir -p docs/output
+
+FAILED=0
+for f in $(find src/main/java -name '*.java' | sort); do
+  CLASS=$(echo "$f" | sed 's|src/main/java/||; s|\.java$||; s|/|.|g')
+  grep -q 'public static void main' "$f" || continue
+  SHORT="${CLASS##*.}"
+  printf '%-52s' "$SHORT"
+  if java -cp "$CP" "$CLASS" > "docs/output/$SHORT.txt" 2>&1; then
+    echo "ok"
+  else
+    echo "FAILED"; FAILED=1
+  fi
+done
+
+echo
+if [ "$FAILED" -eq 0 ]; then echo "All examples ran successfully."; else echo "Some examples failed."; fi
+exit $FAILED