汉字转拼音时，避免拼音被拆分为多个token不生效

[idawwei]

Description

测试123EDF，避免拼音拆分多个token，期望效果“ceshi123EDF”

A description of what the bug is.
出现问题：数字被拆分，EDF被拆分，拆分成ce，shi

Steps to reproduce

索引设置：
PUT /my_index
{
"settings": {
"analysis": {
"analyzer": {
"pinyin_analyzer": {
"tokenizer": "my_pinyin_tokenizer"
}
},
"tokenizer": {
"my_pinyin_tokenizer": {
"type": "pinyin",
"keep_first_letter": false,
"keep_separate_first_letter": false,
"keep_full_pinyin": true,
"limit_first_letter_length": 16,
"lowercase": true,
"none_chinese_pinyin_tokenize": true
}
}
}
}
}

分词测试：
GET /my_index/_analyze
{
"analyzer": "pinyin_analyzer",
"text": "理财123EDF"
}

Environment

• Versions: [e.g. Elasticsearch 7.16.2]
• analysis-pinyin 7.16.2