Examples with StatementContext org.apache.sysml.parser.dml.DmlParser.StatementContext used on opensource projects

Example 6 with StatementContext

use of org.apache.sysml.parser.dml.DmlParser.StatementContext in project incubator-systemml by apache.

the class DmlSyntacticValidator method exitInternalFunctionDefExpression.

// -----------------------------------------------------------------
// Internal & External Functions Definitions
// -----------------------------------------------------------------
@Override
public void exitInternalFunctionDefExpression(InternalFunctionDefExpressionContext ctx) {
    FunctionStatement functionStmt = new FunctionStatement();
    ArrayList<DataIdentifier> functionInputs = getFunctionParameters(ctx.inputParams);
    functionStmt.setInputParams(functionInputs);
    // set function outputs
    ArrayList<DataIdentifier> functionOutputs = getFunctionParameters(ctx.outputParams);
    functionStmt.setOutputParams(functionOutputs);
    // set function name
    functionStmt.setName(ctx.name.getText());
    if (ctx.body.size() > 0) {
        // handle function body
        // Create arraylist of one statement block
        ArrayList<StatementBlock> body = new ArrayList<>();
        for (StatementContext stmtCtx : ctx.body) {
            body.add(getStatementBlock(stmtCtx.info.stmt));
        }
        functionStmt.setBody(body);
        functionStmt.mergeStatementBlocks();
    } else {
        notifyErrorListeners("functions with no statements are not allowed", ctx.start);
        return;
    }
    ctx.info.stmt = functionStmt;
    setFileLineColumn(ctx.info.stmt, ctx);
    ctx.info.functionName = ctx.name.getText();
}