rishi/scryer-prolog
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add support for callable if-then and disjunct

Browse Source
This commit is contained in:
Mark Thom
2018-05-12 00:30:34 -06:00
parent ba7e7ac895
commit 7455c2e9db
12 changed files with 252 additions and 295 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/prolog/machine/mod.rs
View File

@@ -234,6 +234,8 @@ impl Machine {
Some(self.code[p].clone()),
CodePtr::BuiltInClause(built_in, _) =>
Some(call_clause!(ClauseType::BuiltIn(built_in), built_in.arity(), 0)),
CodePtr::CallN(arity, _) =>
Some(call_clause!(ClauseType::CallN, arity, 0))
}
}
@@ -247,11 +249,6 @@ impl Machine {
match instr {
Line::Arithmetic(ref arith_instr) =>
self.ms.execute_arith_instr(arith_instr),
Line::PolicyExempt(ref built_in_instr) => {
let code_dirs = CodeDirs::new(&self.code_dir, &self.modules);
self.ms.execute_pe_instr(code_dirs, &mut self.call_policy,
&mut self.cut_policy, built_in_instr);
},
Line::Choice(ref choice_instr) =>
self.ms.execute_choice_instr(choice_instr, &mut self.call_policy),
Line::Cut(ref cut_instr) =>