代码拉取完成,页面将自动刷新
package log
type FilterOption func(*Filter)
const fuzzyStr = "***"
func FilterLevel(level Level) FilterOption {
return func(filter *Filter) {
filter.level = level
}
}
func FilterKey(key ...any) FilterOption {
return func(filter *Filter) {
for _, v := range key {
filter.key[v] = struct{}{}
}
}
}
func FilterValue(value ...any) FilterOption {
return func(filter *Filter) {
for _, v := range value {
filter.value[v] = struct{}{}
}
}
}
func FilterFunc(f func(level Level, keyvals ...any) bool) FilterOption {
return func(filter *Filter) {
filter.filter = f
}
}
type Filter struct {
logger Logger
level Level
key map[any]struct{}
value map[any]struct{}
filter func(level Level, keyvals ...any) bool
}
func NewFilter(logger Logger, opts ...FilterOption) *Filter {
f := &Filter{
logger: logger,
level: LevelInfo,
key: make(map[any]struct{}),
value: make(map[any]struct{}),
}
for _, o := range opts {
o(f)
}
return f
}
func (f *Filter) Log(level Level, keyvals ...any) error {
if level < f.level {
return nil
}
var fkv []any
l, ok := f.logger.(*logger)
if ok && len(l.prefix) > 0 {
fkv = make([]any, len(l.prefix)+len(keyvals))
fkv = append(fkv, l.prefix)
fkv = append(fkv, keyvals)
}
if !ok {
fkv = keyvals
}
// 这里的作用不大,需要再整理
if f.filter != nil && f.filter(level, fkv...) {
return nil
}
if len(f.key) > 0 || len(f.value) > 0 {
for i := 0; i < len(keyvals); i += 2 {
v := i + 1
if v >= len(keyvals) {
break
}
if _, ok := f.key[keyvals[i]]; ok {
keyvals[v] = fuzzyStr
}
if _, ok := f.value[keyvals[v]]; ok {
keyvals[v] = fuzzyStr
}
}
}
return f.logger.Log(level, keyvals...)
}
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