show_version.sh
#!/bin/zsh
cargo show --json $1 | python -m json.tool | jq ".versions[].num"
出力結果
"2.0.0-beta.2"
"2.0.0-beta.1"
"1.1.1"
"1.1.0"
"1.0.0"
"1.0.0-alpha.3"
"1.0.0-alpha.2"
"1.0.0-alpha.1"
"0.2.6"
"0.2.5"
"0.2.4"
"0.2.3"
"0.2.2"
"0.2.1"
"0.2.0"
"0.1.0"
やりたいことはcargoのコマンドでできた。
https://stackoverflow.com/questions/65677998/how-can-i-find-the-latest-stable-version-of-a-crate-using-cargo/65679346#65679346