rishi/scryer-prolog
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throw exception when call-ing a system instruction.

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This commit is contained in:
Mark Thom
2018-05-10 23:08:56 -06:00
parent 910bafef61
commit ba7e7ac895
10 changed files with 122 additions and 122 deletions
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16
src/prolog/io.rs
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@@ -166,20 +166,20 @@ impl fmt::Display for IndexedChoiceInstruction {
}
}
impl fmt::Display for BuiltInInstruction {
impl fmt::Display for PEInstruction {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
&BuiltInInstruction::InstallInferenceCounter(r1, r2, r3) =>
&PEInstruction::InstallInferenceCounter(r1, r2, r3) =>
write!(f, "install_inference_counter {}, {}, {}", r1, r2, r3),
&BuiltInInstruction::InstallCleaner =>
&PEInstruction::InstallCleaner =>
write!(f, "install_cleaner"),
&BuiltInInstruction::RemoveCallPolicyCheck =>
&PEInstruction::RemoveCallPolicyCheck =>
write!(f, "remove_call_policy_check"),
&BuiltInInstruction::RemoveInferenceCounter(r1, r2) =>
&PEInstruction::RemoveInferenceCounter(r1, r2) =>
write!(f, "remove_inference_counter {}, {}", r1, r2),
&BuiltInInstruction::RestoreCutPolicy =>
&PEInstruction::RestoreCutPolicy =>
write!(f, "restore_cut_point"),
&BuiltInInstruction::SetCutPoint(r) =>
&PEInstruction::SetCutPoint(r) =>
write!(f, "set_cp {}", r),
}
}
@@ -328,7 +328,7 @@ pub fn print_code(code: &Code) {
for fact_instr in fact {
println!("{}", fact_instr);
},
&Line::BuiltIn(ref instr) =>
&Line::PolicyExempt(ref instr) =>
println!("{}", instr),
&Line::Cut(ref cut) =>
println!("{}", cut),