asciinema-trim
Trim asciinema's record file
Motivation
asciinema is an awesome project to record and share your terminal sessions.
After recoding the session, sometimes you would like to trim the session. asciinema-trim is a CLI to trim the record file.
Install
- Homebrew
- aqua
- Download from GitHub Rleases
$ brew install suzuki-shunsuke/asciinema-trim/asciinema-trim
How to use
- Prepare for the input record file
- Insert time you want to trim in the file
- Run
asciinema-trimthen trimmed record file is generated
e.g.
AS IS
[28.024765, "o", "h"]
[30.087933, "o", "e"]
Trim 2 seconds.
[28.024765, "o", "h"]
2
[30.087933, "o", "e"]
Float64 is available.
[28.024765, "o", "h"]
1.5
[30.087933, "o", "e"]
Usage
$ asciinema-trim <input file>
The trimmed record file is outputted to the standard output.
e.g.
$ asciinema-trim input.cast > output.cast
Example
Please see examples. There are three files.
- raw.cast: Generated by
asciinema rec raw.cast - input.cast: Update
raw.castto trim the record file - output.cast: Generated by
asciinema-trim input.cast > output.cast
$ diff raw.cast input.cast
2,32c2
< [2.054084, "o", "\u001b]7;file://ShunsukenoMacBook-Pro.local/Users/shunsuke-suzuki/repos/src/github.com/suzuki-shunsuke/asciinema-trim/examples\u0007"]
< [2.057998, "o", "\u001b]0;~/repos/src/github.com/suzuki-shunsuke/asciinema-trim/examples\u0007"]
< [2.065518, "o", "\r\n"]
< [2.273695, "o", "\u001b[0m\u001b[27m\u001b[24m\u001b[J\u001b[34m~/repos/src/github.com/suzuki-shunsuke/asciinema-trim/examples\u001b[39m\r\n\r\u001b[35m❯\u001b[39m \u001b[K\u001b[?2004h"]
< [2.321245, "o", "\r\r\u001b[A\u001b[0m\u001b[27m\u001b[24m\u001b[J\u001b[34m~/repos/src/github.com/suzuki-shunsuke/asciinema-trim/examples\u001b[39m \u001b[38;5;242mfeat/first-pr\u001b[39m\r\n\r\u001b[35m❯\u001b[39m \u001b[K"]
< [2.355236, "o", "\r\r\u001b[A\u001b[0m\u001b[27m\u001b[24m\u001b[J\u001b[34m~/repos/src/github.com/suzuki-shunsuke/asciinema-trim/examples\u001b[39m \u001b[38;5;242mfeat/first-pr*\u001b[39m\r\n\r\u001b[35m❯\u001b[39m \u001b[K"]
< [6.816005, "o", "c"]
< [6.989229, "o", "\bco"]
< [7.263569, "o", "n"]
< [7.471234, "o", "f"]
< [7.977468, "o", "s"]
< [8.194928, "o", "e"]
< [8.452856, "o", "t"]
< [9.019689, "o", "\b \b"]
< [9.201359, "o", "\b \b"]
< [9.30929, "o", "\b \b"]
< [9.725683, "o", "t"]
< [9.890072, "o", "e"]
< [10.01908, "o", "s"]
< [10.174331, "o", "t"]
< [10.639005, "o", " "]
< [11.030146, "o", "-"]
< [11.168158, "o", "-"]
< [11.473176, "o", "v"]
< [11.573134, "o", "e"]
< [11.709366, "o", "s"]
< [12.003549, "o", "e"]
< [12.220146, "o", "i"]
< [13.637836, "o", "\u001b[?2004l\r\r\n"]
< [13.638194, "o", "\u001b]0;examples: conftest --vesei\u0007"]
< [14.225163, "o", "Error: unknown flag: --vesei\r\n"]
---
> 14
53,56c23
< [20.33593, "o", "n"]
< [20.835619, "o", "o"]
< [21.225327, "o", "\b \b"]
< [21.347125, "o", "\b \b"]
---
> 2
65a33
> 3
