一直输出循环，缺少svg结束标记生成失败

[erichkeric867-gif]

Raw output length: 24894
Has : False
Last 300 chars: v><d-224><cmd_z>fill=#fff<cmd_M><P_0><P_0><cmd_h><d_224><cmd_v><d_224><cmd_h><d_-224><cmd_v><d_-224><cmd_z>fill=#fff<cmd_M><P_0><P_0><cmd_h><d_224><cmd_v><d_224><cmd_h><d_-224><cmd_v><d_-224><cmd_z>fill=#fff<cmd_M><P_0><P_0><cmd_h><d_224><cmd_v><d_224><cmd_h>

Tokens length: 24894
Has in tokens: False
Last 300 chars of tokens: v><d-224><cmd_z>fill=#fff<cmd_M><P_0><P_0><cmd_h><d_224><cmd_v><d_224><cmd_h><d_-224><cmd_v><d_-224><cmd_z>fill=#fff<cmd_M><P_0><P_0><cmd_h><d_224><cmd_v><d_224><cmd_h><d_-224><cmd_v><d_-224><cmd_z>fill=#fff<cmd_M><P_0><P_0><cmd_h><d_224><cmd_v><d_224><cmd_h>