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Add Scope.requireClass helper for stdlib binding

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This commit is contained in:
Sergey Chernov 2026-02-15 01:45:21 +03:00
parent d8d2eff436
commit 3f2c38c471
2 changed files with 7 additions and 3 deletions
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6
lynglib/src/commonMain/kotlin/net/sergeych/lyng/Scope.kt
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@ -898,4 +898,10 @@ open class Scope(
fun new(): Scope = fun new(): Scope =
Script.defaultImportManager.copy().newModuleAt(Pos.builtIn) Script.defaultImportManager.copy().newModuleAt(Pos.builtIn)
} }
fun requireClass(name: String): net.sergeych.lyng.obj.ObjClass {
val rec = get(name) ?: raiseSymbolNotFound(name)
return rec.value as? net.sergeych.lyng.obj.ObjClass
?: raiseClassCastError("Expected class $name, got ${rec.value.objClass.className}")
}
} }

4
lynglib/src/commonMain/kotlin/net/sergeych/lyng/Script.kt
View File

@ -563,9 +563,7 @@ class Script(
ImportManager(rootScope, SecurityManager.allowAll).apply { ImportManager(rootScope, SecurityManager.allowAll).apply {
addPackage("lyng.stdlib") { module -> addPackage("lyng.stdlib") { module ->
module.eval(Source("lyng.stdlib", rootLyng)) module.eval(Source("lyng.stdlib", rootLyng))
val cls = module["KotlinIterator"]?.value as? ObjClass ObjKotlinIterator.bindTo(module.requireClass("KotlinIterator"))
?: module.raiseSymbolNotFound("KotlinIterator")
ObjKotlinIterator.bindTo(cls)
} }
addPackage("lyng.buffer") { addPackage("lyng.buffer") {
it.addConstDoc( it.addConstDoc(