Examples with BLangStatement org.wso2.ballerinalang.compiler.tree.statements.BLangStatement used on opensource projects

Example 1 with BLangStatement

use of org.wso2.ballerinalang.compiler.tree.statements.BLangStatement in project ballerina by ballerina-lang.

the class SymbolEnter method defineObjectInitFunction.

private void defineObjectInitFunction(BLangObject object, SymbolEnv conEnv) {
    BLangFunction initFunction = object.initFunction;
    if (initFunction == null) {
        initFunction = createInitFunction(object.pos, "", Names.OBJECT_INIT_SUFFIX);
    }
    initFunction.attachedFunction = true;
    // Set cached receiver to the init function
    initFunction.receiver = object.receiver;
    initFunction.flagSet.add(Flag.ATTACHED);
    // Add object level variables to the init function
    BLangFunction finalInitFunction = initFunction;
    object.fields.stream().filter(f -> f.expr != null).forEachOrdered(v -> finalInitFunction.initFunctionStmts.put(v.symbol, (BLangStatement) createAssignmentStmt(v)));
    object.initFunction = initFunction;
    defineNode(object.initFunction, conEnv);
}

Example 2 with BLangStatement

use of org.wso2.ballerinalang.compiler.tree.statements.BLangStatement in project ballerina by ballerina-lang.

the class CodeGenerator method visit.

public void visit(BLangBlockStmt blockNode) {
    SymbolEnv blockEnv = SymbolEnv.createBlockEnv(blockNode, this.env);
    for (BLangStatement stmt : blockNode.stmts) {
        if (stmt.getKind() != NodeKind.TRY && stmt.getKind() != NodeKind.CATCH && stmt.getKind() != NodeKind.IF) {
            addLineNumberInfo(stmt.pos);
        }
        genNode(stmt, blockEnv);
        // Update the maxRegIndexes structure
        setMaxRegIndexes(regIndexes, maxRegIndexes);
        // Reset the regIndexes structure for every statement
        regIndexes = new VariableIndex(REG);
    }
}

Example 3 with BLangStatement

use of org.wso2.ballerinalang.compiler.tree.statements.BLangStatement in project ballerina by ballerina-lang.

the class CodeGenerator method generateFinallyInstructions.

private void generateFinallyInstructions(BLangStatement statement, NodeKind... expectedParentKinds) {
    BLangStatement current = statement;
    while (current != null && current.statementLink.parent != null) {
        BLangStatement parent = current.statementLink.parent.statement;
        for (NodeKind expected : expectedParentKinds) {
            if (expected == parent.getKind()) {
                return;
            }
        }
        if (NodeKind.TRY == parent.getKind()) {
            BLangTryCatchFinally tryCatchFinally = (BLangTryCatchFinally) parent;
            if (tryCatchFinally.finallyBody != null && current != tryCatchFinally.finallyBody) {
                genNode(tryCatchFinally.finallyBody, env);
            }
        } else if (NodeKind.LOCK == parent.getKind()) {
            BLangLock lockNode = (BLangLock) parent;
            if (!lockNode.lockVariables.isEmpty()) {
                Operand[] operands = getOperands(lockNode);
                emit((InstructionCodes.UNLOCK), operands);
            }
        }
        current = parent;
    }
}

Example 4 with BLangStatement

use of org.wso2.ballerinalang.compiler.tree.statements.BLangStatement in project ballerina by ballerina-lang.

the class ASTBuilderUtil method createBlockStmt.

static BLangBlockStmt createBlockStmt(DiagnosticPos pos, List<BLangStatement> stmts) {
    final BLangBlockStmt blockNode = (BLangBlockStmt) TreeBuilder.createBlockNode();
    blockNode.pos = pos;
    blockNode.stmts = stmts;
    return blockNode;
}

Example 5 with BLangStatement

use of org.wso2.ballerinalang.compiler.tree.statements.BLangStatement in project ballerina by ballerina-lang.

the class ASTBuilderUtil method createIfElseStmt.

static BLangIf createIfElseStmt(DiagnosticPos pos, BLangExpression conditionExpr, BLangBlockStmt thenBody, BLangStatement elseStmt) {
    final BLangIf ifNode = (BLangIf) TreeBuilder.createIfElseStatementNode();
    ifNode.pos = pos;
    ifNode.expr = conditionExpr;
    ifNode.body = thenBody;
    ifNode.elseStmt = elseStmt;
    return ifNode;
}