| 1 | #!/usr/bin/env bash
 | 
| 2 | #
 | 
| 3 | # Usage:
 | 
| 4 | #   ./tty.sh <function name>
 | 
| 5 | 
 | 
| 6 | set -o nounset
 | 
| 7 | set -o pipefail
 | 
| 8 | set -o errexit
 | 
| 9 | 
 | 
| 10 | # makes a file called ttyrecord.  Has TIMING info.
 | 
| 11 | ttyrec-demo() {
 | 
| 12 |   ttyrec -e demo/pyreadline.py
 | 
| 13 | }
 | 
| 14 | 
 | 
| 15 | play() {
 | 
| 16 |   ttyplay ttyrecord
 | 
| 17 | }
 | 
| 18 | 
 | 
| 19 | # makes a file called 'typescript'
 | 
| 20 | script-demo() {
 | 
| 21 |   script -c demo/pyreadline.py "$@"
 | 
| 22 | }
 | 
| 23 | 
 | 
| 24 | # TODO: Can we see how efficient it is?
 | 
| 25 | show-script() {
 | 
| 26 |   #od -c typescript
 | 
| 27 |   cat typescript
 | 
| 28 | }
 | 
| 29 | 
 | 
| 30 | # Conclusion: readline is smart enough not to redraw the entire line when you
 | 
| 31 | # use set_completer_delims('')!  So you should do that!
 | 
| 32 | #
 | 
| 33 | # You can see this by using -W -- it deletes stuff.
 | 
| 34 | 
 | 
| 35 | readonly FIFO=_tmp/script-fifo
 | 
| 36 | 
 | 
| 37 | record-to-fifo() {
 | 
| 38 |   local cmd=${1:-demo/pyreadline.py}  # e.g. try zsh or bash
 | 
| 39 |   mkfifo $FIFO || true
 | 
| 40 |   script --flush --command "$cmd" $FIFO
 | 
| 41 | }
 | 
| 42 | 
 | 
| 43 | # in another window.  This shows control codes.
 | 
| 44 | # Honestly this could use a Python version using repr().
 | 
| 45 | 
 | 
| 46 | # Recording fish is interesting.  It apparently does React-like diffing.
 | 
| 47 | # It optimizes the control codes when you navigate the file list.
 | 
| 48 | #
 | 
| 49 | # Elvish doesn't do this!  It draws the whole thing each time!
 | 
| 50 | 
 | 
| 51 | play-fifo() {
 | 
| 52 |   cat -A $FIFO
 | 
| 53 | }
 | 
| 54 | 
 | 
| 55 | # Cool program!
 | 
| 56 | # https://github.com/haberman/vtparse
 | 
| 57 | vtparse-fifo() {
 | 
| 58 |   ~/git/languages/vtparse/test < $FIFO
 | 
| 59 | }
 | 
| 60 | 
 | 
| 61 | "$@"
 |