test(replay): regenerate_expected script

Only to be used when making sweeping format changes

Author: cameronr

tests/manual/regenerate_expected.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+# regenerate_expected.sh - Regenerate all .expected.json files from test data
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$SCRIPT_DIR/../.."
+cd "$PROJECT_ROOT"
+
+echo "This will regenerate all .expected.json files in tests/data/"
+echo "This will overwrite existing expected files."
+echo ""
+read -p "Are you sure you want to continue? (y/N) " -n 1 -r
+echo ""
+if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+  echo "Aborted."
+  exit 1
+fi
+
+echo ""
+echo "Regenerating all .expected.json files..."
+echo "=========================================="
+
+for data_file in tests/data/*.json; do
+  if [[ "$data_file" == *.expected.json ]]; then
+    continue
+  fi
+
+  expected_file="${data_file%.json}.expected.json"
+  echo "Processing: $data_file -> $expected_file"
+
+  nvim --headless -u tests/manual/init_replay.lua \
+    "+ReplayLoad $data_file" \
+    "+ReplayAll 0" \
+    "+lua vim.defer_fn(function() vim.cmd('ReplaySave $expected_file') vim.cmd('qall!') end, 200)" 2>&1 | grep -v "^$"
+done
+
+echo ""
+echo "=========================================="
+echo "Done! Regenerated $(ls tests/data/*.expected.json | wc -l | tr -d ' ') expected files"