ControlFlow.java 文件源码

public IfLet(ParserRuleContext ctx, Visitor visitor) {
    SwiftParser.Condition_clauseContext conditionClause = ctx instanceof SwiftParser.If_statementContext ? ((SwiftParser.If_statementContext)ctx).condition_clause() : ((SwiftParser.Guard_statementContext)ctx).condition_clause();
    if(!(WalkerUtil.isDirectDescendant(SwiftParser.Optional_binding_conditionContext.class, conditionClause))) return;

    ArrayList<ParserRuleContext> ifLets = new ArrayList<ParserRuleContext>();
    ifLets.add(conditionClause.condition_list().condition(0).optional_binding_condition().optional_binding_head());
    if(conditionClause.condition_list().condition(0).optional_binding_condition().optional_binding_continuation_list() != null) {
        List<SwiftParser.Optional_binding_continuationContext> moreIfLets = conditionClause.condition_list().condition(0).optional_binding_condition().optional_binding_continuation_list().optional_binding_continuation();
        for(int i = 0; i < moreIfLets.size(); i++) ifLets.add(moreIfLets.get(i));
    }
    /*for(int i = 0; i < ifLets.size(); i++) {
        String varName = visitor.visitWithoutTerminals(ifLets.get(i) instanceof SwiftParser.Optional_binding_headContext ? ((SwiftParser.Optional_binding_headContext)ifLets.get(i)).pattern() : ((SwiftParser.Optional_binding_continuationContext)ifLets.get(i)).pattern()).trim();
        Expression varVal = new Expression((ifLets.get(i) instanceof SwiftParser.Optional_binding_headContext ? ((SwiftParser.Optional_binding_headContext)ifLets.get(i)).initializer() : ((SwiftParser.Optional_binding_continuationContext)ifLets.get(i)).initializer()).expression(), null, visitor);
        varNames.add(varName);
        varVals.add(varVal.code);
        varTypes.add(varVal.type);
    }*/
}