mw.visitVarInsn(ALOAD, context.var("lexer"));
mw.visitLdcInsn(context.getClazz().getName());
mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONLexerBase.class), "scanType", "(Ljava/lang/String;)I");
mw.visitFieldInsn(GETSTATIC, getType(JSONLexerBase.class), "NOT_MATCH", "I");
mw.visitJumpInsn(IF_ICMPEQ, super_);
mw.visitVarInsn(ALOAD, 1); // parser
mw.visitMethodInsn(INVOKEVIRTUAL, getType(DefaultJSONParser.class), "getContext",
"()Lcom/alibaba/fastjson/parser/ParseContext;");
mw.visitVarInsn(ASTORE, context.var("mark_context"));