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use clap::Parser;
use once_cell::sync::Lazy;
static LONG_VERSION: Lazy<String> = Lazy::new(|| {
format!(
"
Build Timestamp: {}
Build Version: {}
Commit SHA: {:?}
Commit Date: {:?}
Commit Branch: {:?}
Cargo Target Triple: {}
Cargo Profile: {}
",
env!("VERGEN_BUILD_TIMESTAMP"),
env!("VERGEN_BUILD_SEMVER"),
option_env!("VERGEN_GIT_SHA"),
option_env!("VERGEN_GIT_COMMIT_TIMESTAMP"),
option_env!("VERGEN_GIT_BRANCH"),
env!("VERGEN_CARGO_TARGET_TRIPLE"),
env!("VERGEN_CARGO_PROFILE")
)
});
#[derive(Parser, Debug)]
#[clap(about, version, long_version(LONG_VERSION.as_str()) ,author, after_help("Note that you need to manually compile the dot file using graphviz to get SVG or PNG files.
EXAMPLES:
cat main.cpp | cxx2flow | dot -Tsvg -o test.svg
cxx2flow test.cpp | dot -Tpng -o test.png
cxx2flow main.cpp my_custom_func | dot -Tsvg -o test.svg
Please give me star if this application helps you!
如果这个应用有帮助到你，请给我点一个 star！
https://github.com/Enter-tainer/cxx2flow
"))]
pub struct Args {
#[clap(
short,
long,
help(
"Sets the output file.
If not specified, result will be directed to stdout.
e.g. graph.dot"
)
)]
pub output: Option<String>,
#[clap(
short,
long,
help(
"Sets the style of the flow chart.
If specified, output flow chart will have curly connection line."
)
)]
pub curly: bool,
#[clap(long, help("Use C preprocessor."))]
pub cpp: bool,
#[clap(short, long, help("Use tikz backend."))]
pub tikz: bool,
#[clap(short, long, help("Use d2 backend."))]
pub d2: bool,
#[clap(long, help("Dump AST(For debug purpose only)."))]
pub dump_ast: bool,
#[clap(help(
"Sets the path of the input file. e.g. test.cpp
If not specified, cxx2flow will read from stdin."
))]
pub input: Option<String>,
#[clap(
default_value("main"),
help("The function you want to convert. e.g. main")
)]
pub function: String,
}