cli/recursion_level.rs
//! # recursion_level
//!
//! Utility functions to keep track of the recursion of cargo-make calls.
//!
#[cfg(test)]
#[path = "recursion_level_test.rs"]
mod recursion_level_test;
static RECURSION_ENV_VAR_NAME: &str = "CARGO_MAKE_INTERNAL_RECURSION_LEVEL";
pub(crate) fn get() -> u32 {
envmnt::get_u32(RECURSION_ENV_VAR_NAME, 0)
}
pub(crate) fn is_top() -> bool {
get() == 0
}
pub(crate) fn increment() {
if envmnt::exists(RECURSION_ENV_VAR_NAME) {
envmnt::increment(RECURSION_ENV_VAR_NAME);
} else {
envmnt::set_u32(RECURSION_ENV_VAR_NAME, 0);
}
}