1 files changed, 24 insertions, 0 deletions
diff --git a/tutorial.sh b/tutorial.sh
new file mode 100755
index 0000000..e598612
--- /dev/null
+++ b/tutorial.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+# Run a small tutorial on basic bp functionality
+
+tmpfile="$(mktemp /tmp/bp-tutorial.XXXXXX)"
+trap 'rm "$tmpfile"' EXIT
+
+for t in $([ $# -gt 0 ] && echo "$@" || ls -v tests/*.sh); do
+    echo
+    printf "\033[1m"
+    sed -n 's/^# //p' "$t"
+    printf "\033[0m"
+    printf "\033[33;1mGiven these lines:              Give this output:\033[0m\n"
+    diff -y -W60 --color=always "${t/.sh/.in}" "${t/.sh/.out}"
+    while true; do
+        printf "\n\033[1mbp pattern: \033[0m"
+        read -r pat
+        printf "\033[0;2mRunning: \033[32m%s\033[0m\n\n" "bp -p '$pat'"
+        printf "\033[33;1mExpected output:                Your pattern's output:\033[0m\n"
+        bp -p "$pat" < "${t/.sh/.in}" 2>"$tmpfile" | diff -y -W60 --color=always "${t/.sh/.out}" - && break
+        cat "$tmpfile"
+        printf "\n\033[0;1;31mSorry, try again!\033[0m\n"
+    done
+    printf "\n\033[0;1;32mCorrect!\033[0m\n"
+done