Examples with SymbolEnv org.wso2.ballerinalang.compiler.semantics.model.SymbolEnv used on opensource projects

Example 1 with SymbolEnv

use of org.wso2.ballerinalang.compiler.semantics.model.SymbolEnv in project ballerina by ballerina-lang.

the class MatchStatementScopeResolver method isCursorBeforeNode.

/**
 * Check whether the cursor is positioned before the given node start.
 *
 * @param nodePosition          Position of the node
 * @param node                  Node
 * @param treeVisitor           {@link TreeVisitor} current tree visitor instance
 * @param completionContext     Completion operation context
 * @return {@link Boolean}      Whether the cursor is before the node start or not
 */
@Override
public boolean isCursorBeforeNode(DiagnosticPos nodePosition, Node node, TreeVisitor treeVisitor, TextDocumentServiceContext completionContext) {
    if (!(treeVisitor.getBlockOwnerStack().peek() instanceof BLangMatch)) {
        // In the ideal case, this will not get triggered
        return false;
    }
    BLangMatch matchNode = (BLangMatch) treeVisitor.getBlockOwnerStack().peek();
    DiagnosticPos matchNodePos = CommonUtil.toZeroBasedPosition(matchNode.getPosition());
    DiagnosticPos nodePos = CommonUtil.toZeroBasedPosition((DiagnosticPos) node.getPosition());
    List<BLangMatch.BLangMatchStmtPatternClause> patternClauseList = matchNode.getPatternClauses();
    int line = completionContext.get(DocumentServiceKeys.POSITION_KEY).getPosition().getLine();
    int col = completionContext.get(DocumentServiceKeys.POSITION_KEY).getPosition().getCharacter();
    int nodeLine = nodePos.getStartLine();
    int nodeCol = nodePos.getStartColumn();
    boolean isBeforeNode = false;
    if ((line < nodeLine) || (line == nodeLine && col < nodeCol)) {
        isBeforeNode = true;
    } else if (patternClauseList.indexOf(node) == patternClauseList.size() - 1) {
        isBeforeNode = (line < matchNodePos.getEndLine()) || (line == matchNodePos.getEndLine() && col < matchNodePos.getEndColumn());
    }
    if (isBeforeNode) {
        Map<Name, Scope.ScopeEntry> visibleSymbolEntries = treeVisitor.resolveAllVisibleSymbols(treeVisitor.getSymbolEnv());
        SymbolEnv matchEnv = createMatchEnv(matchNode, treeVisitor.getSymbolEnv());
        treeVisitor.populateSymbols(visibleSymbolEntries, matchEnv);
        treeVisitor.setTerminateVisitor(true);
    }
    return isBeforeNode;
}

Example 2 with SymbolEnv

use of org.wso2.ballerinalang.compiler.semantics.model.SymbolEnv in project ballerina by ballerina-lang.

the class MatchStatementScopeResolver method createMatchEnv.

private static SymbolEnv createMatchEnv(BLangMatch match, SymbolEnv env) {
    SymbolEnv symbolEnv = new SymbolEnv(match, null);
    env.copyTo(symbolEnv);
    return symbolEnv;
}

Example 3 with SymbolEnv

use of org.wso2.ballerinalang.compiler.semantics.model.SymbolEnv in project ballerina by ballerina-lang.

the class SignatureTreeVisitor method visit.

@Override
public void visit(BLangBlockStmt blockNode) {
    SymbolEnv blockEnv = SymbolEnv.createBlockEnv(blockNode, symbolEnv);
    blockNode.stmts.forEach(stmt -> this.acceptNode(stmt, blockEnv));
    if (!terminateVisitor && this.isCursorWithinBlock()) {
        Map<Name, Scope.ScopeEntry> visibleSymbolEntries = symbolResolver.getAllVisibleInScopeSymbols(blockEnv);
        this.populateSymbols(visibleSymbolEntries);
    }
}

Example 4 with SymbolEnv

use of org.wso2.ballerinalang.compiler.semantics.model.SymbolEnv in project ballerina by ballerina-lang.

the class SignatureTreeVisitor method visit.

@Override
public void visit(BLangResource resourceNode) {
    BSymbol resourceSymbol = resourceNode.symbol;
    SymbolEnv resourceEnv = SymbolEnv.createResourceActionSymbolEnv(resourceNode, resourceSymbol.scope, symbolEnv);
    resourceNode.workers.forEach(w -> this.acceptNode(w, resourceEnv));
    this.blockOwnerStack.push(resourceNode);
    acceptNode(resourceNode.body, resourceEnv);
    this.blockOwnerStack.pop();
}

Example 5 with SymbolEnv

use of org.wso2.ballerinalang.compiler.semantics.model.SymbolEnv in project ballerina by ballerina-lang.

the class SignatureTreeVisitor method visit.

@Override
public void visit(BLangConnector connectorNode) {
    BSymbol connectorSymbol = connectorNode.symbol;
    SymbolEnv connectorEnv = SymbolEnv.createConnectorEnv(connectorNode, connectorSymbol.scope, symbolEnv);
    connectorNode.actions.forEach(action -> this.acceptNode(action, connectorEnv));
}