tachiyomi-extensions-inspector/inspector/src/main/kotlin/eu/kanade/tachiyomi/network/JavaScriptEngine.kt
2023-09-14 22:24:21 -04:00

27 lines
714 B
Kotlin

package eu.kanade.tachiyomi.network
import android.content.Context
import app.cash.quickjs.QuickJs
import eu.kanade.tachiyomi.util.lang.withIOContext
/**
* Util for evaluating JavaScript in sources.
*/
class JavaScriptEngine(context: Context) {
/**
* Evaluate arbitrary JavaScript code and get the result as a primtive type
* (e.g., String, Int).
*
* @since extensions-lib 1.4
* @param script JavaScript to execute.
* @return Result of JavaScript code as a primitive type.
*/
@Suppress("UNUSED", "UNCHECKED_CAST")
suspend fun <T> evaluate(script: String): T = withIOContext {
QuickJs.create().use {
it.evaluate(script) as T
}
}
}