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Make os and arch available as constants #146

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Make os and arch available as constants #146

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16 changes: 14 additions & 2 deletions src/lang.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -97,9 +97,9 @@ impl ShadowLang {
// "Maximum size of value stack, in values"
// This also puts a cap on the size of string literals in a single function invocation.
// The default limit of 256 then means a limit of 256 bytes of string per invocation.
// We'll increase this to 8k, in case people want to embed an RSA cert or something (don't
// We'll increase this to 64k, in case people want to embed an RSA cert or something (don't
// construe this as an endorsement of that plan).
restrictions.memory_limit = 8192;
restrictions.memory_limit = 65536;

let interp = ketos::Builder::new()
.restrict(restrictions)
Expand All @@ -113,6 +113,18 @@ impl ShadowLang {
.scope()
.add_constant(shadowenv_name, Value::Foreign(rc_wrapper.clone()));

let system_os_name = interp.scope().add_name("system/os");
interp.scope().add_constant(
system_os_name,
<String as Into<Value>>::into(std::env::consts::OS.to_string()),
);

let system_arch_name = interp.scope().add_name("system/arch");
interp.scope().add_constant(
system_arch_name,
<String as Into<Value>>::into(std::env::consts::ARCH.to_string()),
);

ketos_fn2! { interp.scope() => "path-concat" =>
fn path_concat(...) -> String }

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