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同步js执行

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hua
2020-12-25 16:57:51 +08:00
parent 348848837a
commit f9d1ac17ca
1 changed files with 14 additions and 0 deletions
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14
lib/flutter_qjs.dart
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@@ -128,4 +128,18 @@ class FlutterQjs {
jsFreeValue(_ctx, jsval); jsFreeValue(_ctx, jsval);
return ret; return ret;
} }
/// Evaluate js script (Sync).
dynamic evaluateSync(String command, {String name, int evalFlags}) {
_ensureEngine();
var jsval =
jsEval(_ctx, command, name ?? "<eval>", evalFlags ?? JSEvalType.GLOBAL);
if (jsIsException(jsval) != 0) {
jsFreeValue(_ctx, jsval);
throw Exception(parseJSException(_ctx));
}
var result = jsToDart(_ctx, jsval);
jsFreeValue(_ctx, jsval);
return result;
}
} }