Investigate cargo-script

[epage]

https://github.com/DanielKeep/cargo-script

[epage]

• Requires run-cargo-script for she-bang and file associations to workaround subcommand issue
  • Subcommand for configuring file associations with a flag to adding .crs to PATHEXT
• Hides cargo output on fast success
• Manifest
  • cargo type code block in a doc comment
  • // cargo-deps: time="0.1.25" shorthand
• Compilation
  • Shared CARGO_TARGET_DIR across scripts
• Runs release by default
• CLI expressions: --expr flag changes the interpretation of the script path positional argument to being a script
  • Includes --dep flag
  • Prints expression result using {:?}
  • Templates can be used to simplify expressions
• Stream filters with --loop: define a closure to run on each line
• Flags
  • --debug
  • --bench
  • --test
  • --features
  • --force (rebuild)
  • --gen-pkg-only (ie no build)
  • --clear-cache
• Scripts receive the following env variables
• CARGO_SCRIPT_BASE_PATH
• CARGO_SCRIPT_PKG_NAME
• CARGO_SCRIPT_SAFE_NAME
• CARGO_SCRIPT_SCRIPT_PATH