Examples with Contract jkind.lustre.Contract used on opensource projects

Example 1 with Contract

use of jkind.lustre.Contract in project AGREE by loonwerks.

the class LustreContractAstBuilder method getContractLustreProgram.

public static Program getContractLustreProgram(AgreeProgram agreeProgram) {
    nodes = new ArrayList<>();
    List<TypeDef> types = AgreeUtils.getLustreTypes(agreeProgram);
    AgreeNode flatNode = flattenAgreeNodeKindContract(agreeProgram.topNode, "_TOP__");
    List<Expr> assertions = new ArrayList<>();
    List<VarDecl> locals = new ArrayList<>();
    List<VarDecl> inputs = new ArrayList<>();
    List<VarDecl> outputs = new ArrayList<>();
    List<Equation> equations = new ArrayList<>();
    List<String> properties = new ArrayList<>();
    List<Expr> requires = new ArrayList<>();
    List<Expr> ensures = new ArrayList<>();
    for (AgreeStatement assertion : flatNode.assertions) {
        assertions.add(assertion.expr);
    }
    for (AgreeStatement assumption : flatNode.assumptions) {
        requires.add(assumption.expr);
    }
    for (AgreeStatement guarantee : flatNode.lemmas) {
        ensures.add(guarantee.expr);
    }
    for (AgreeStatement guarantee : flatNode.guarantees) {
        ensures.add(guarantee.expr);
    }
    for (AgreeVar var : flatNode.inputs) {
        inputs.add(var);
    }
    for (AgreeVar var : flatNode.outputs) {
        outputs.add(var);
    }
    for (AgreeVar var : flatNode.outputs) {
        if (var.reference instanceof AssumeStatement || var.reference instanceof LemmaStatement) {
            throw new AgreeException("This shouldn't happen");
        }
    }
    Contract contract = new Contract(requires, ensures);
    NodeBuilder builder = new NodeBuilder("_TOP");
    builder.addInputs(inputs);
    builder.addOutputs(outputs);
    builder.addLocals(locals);
    builder.addEquations(equations);
    builder.addProperties(properties);
    builder.addAssertions(assertions);
    builder.setContract(contract);
    Node main = builder.build();
    nodes.addAll(agreeProgram.globalLustreNodes);
    nodes.add(main);
    Program program = new ProgramBuilder().addTypes(types).addNodes(nodes).setMain(main.id).build();
    return program;
}

Example 2 with Contract

use of jkind.lustre.Contract in project AGREE by loonwerks.

the class LustreContractAstBuilder method getLustreNode.

protected static Node getLustreNode(AgreeNode agreeNode, String nodePrefix) {
    List<VarDecl> inputs = new ArrayList<>();
    List<VarDecl> outputs = new ArrayList<>();
    List<VarDecl> locals = new ArrayList<>();
    List<Equation> equations = new ArrayList<>();
    List<Expr> assertions = new ArrayList<>();
    List<Expr> requires = new ArrayList<>();
    List<Expr> ensures = new ArrayList<>();
    for (AgreeStatement statement : agreeNode.assumptions) {
        requires.add(statement.expr);
    }
    for (AgreeStatement statement : agreeNode.lemmas) {
        ensures.add(statement.expr);
    }
    for (AgreeStatement statement : agreeNode.guarantees) {
        ensures.add(statement.expr);
    }
    for (AgreeStatement statement : agreeNode.assertions) {
        assertions.add(statement.expr);
        if (AgreeUtils.referenceIsInContract(statement.reference, agreeNode.compInst)) {
            ensures.add(statement.expr);
        }
    }
    // gather the remaining inputs
    for (AgreeVar var : agreeNode.inputs) {
        inputs.add(var);
    }
    for (AgreeVar var : agreeNode.outputs) {
        outputs.add(var);
    }
    // Contract contract = new Contract(nodePrefix + agreeNode.id, requires, ensures);
    Contract contract = new Contract(requires, ensures);
    NodeBuilder builder = new NodeBuilder(nodePrefix + agreeNode.id);
    builder.addInputs(inputs);
    builder.addOutputs(outputs);
    builder.addLocals(locals);
    builder.addEquations(equations);
    builder.addAssertions(assertions);
    builder.setContract(contract);
    return builder.build();
}