Clap - Command Line Argument Parser for Rust
Clap - Command Line Argument Parser for Rust
Accepting parameters on the command line.
About the Book
About the Author
Table of Contents
- Thank you!
- CLI - Command Line Interface
- No parameter
- A list of filenames of the command line
- Positional meaning
- Named parameters
- Single-dash long-name
- Subcommands
- Clap - Command Line Argument Parser
- Clap Single positional argument
- Clap Several positional arguments
- Clap Single long argument
- Clap Short arguments
- Clap accepting string, number, bool - default values
- Clap add help to each argument
- Clap show the version number from Cargo.toml
- Clap Show the description of the crates using the about command
- Clap Show the description written in the code
- Clap show generated description
- Clap validate number range
- Clap subcommands
- Clap mutually exclusive
- Clap mutually exclusive with group
- Clap example for CLI
- Clap: improving the help with value_name
- Clap: one of a fixed list of values (enumerated)
- Clap and environment variables
- Clap - set default value if other flag provided
- Clap - set default value if other argument provided
- Clap - set default value based on another flag
- Clap complete enum - name of shell
- Repeat the same argument several times
- Limit the number of values for a vector argument
- Clap: fixed list of valid values for generic type
- Clap: arbitraty function to validate argument
- Clap: default value only if the flag was provides
- CLI - Command line Interface with clap
- First example: One parameter
- Positional parameters
- Named parameter
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