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operation.go: guard global mem from concurent writes on startup and config #124

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Merged
diegoholiveira merged 1 commit into from
Jun 10, 2025
Merged

operation.go: guard global mem from concurent writes on startup and config #124

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8 changes: 8 additions & 0 deletions operation.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ package jsonlogic

import (
"fmt"
"sync"

"github.com/diegoholiveira/jsonlogic/v3/internal/typing"
)
Expand All @@ -18,9 +19,13 @@ func (e ErrInvalidOperator) Error() string {

// operators holds custom operators
var operators = make(map[string]OperatorFn)
var operatorsWriteLock = &sync.Mutex{}

// AddOperator allows for custom operators to be used
func AddOperator(key string, cb OperatorFn) {
operatorsWriteLock.Lock()
defer operatorsWriteLock.Unlock()

operators[key] = func(values, data any) any {
return cb(parseValues(values, data), data)
}
Expand All @@ -38,6 +43,9 @@ func operation(operator string, values, data any) any {
}

func init() {
operatorsWriteLock.Lock()
defer operatorsWriteLock.Unlock()

operators["and"] = _and
operators["or"] = _or
operators["filter"] = filter
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