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//! Helpers for [`fs-mistrust`](fs_mistrust) configuration.
use extend::ext;
use fs_mistrust::{Mistrust, MistrustBuilder};
use crate::ConfigBuildError;
/// The environment variable we look at when deciding whether to disable FS permissions checking.
pub const FS_PERMISSIONS_CHECKS_DISABLE_VAR: &str = "ARTI_FS_DISABLE_PERMISSION_CHECKS";
/// Extension trait for `MistrustBuilder` to convert the error type on
/// build.
#[ext(name = BuilderExt)]
pub impl MistrustBuilder {
/// Run this builder and convert its error type (if any)
fn build_for_arti(&self) -> Result<Mistrust, ConfigBuildError> {
self.clone()
.controlled_by_env_var_if_not_set(FS_PERMISSIONS_CHECKS_DISABLE_VAR)
.build()
.map_err(|e| ConfigBuildError::Invalid {
field: "permissions".to_string(),
problem: e.to_string(),
})
}
}
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