以类似SQL语法的形式对json对象进行过滤
name == 'Alice'
name != 'Alice'
age > 30
age >= 30
age < 30
age <= 30
age in '25, 30'
name like 'lice'
age >= 30 && male == true
age >= 30 || male == true
age >= 30 || !(male == true)
age >= 30 && email != 1 || age < 31
age > -30
mocha