@jplorg/jpl
Version:
JPL interpreter
33 lines (24 loc) • 884 B
JavaScript
import { call } from './utils';
export default {
/** { pipes: [[op]] } */
op(runtime, input, params, scope, next) {
const iter = async (from) => {
// Call stack decoupling - This is necessary as some browsers (i.e. Safari) have very limited call stack sizes which result in stack overflow exceptions in certain situations.
await undefined;
scope.signal.checkHealth();
if (from >= (params.pipes?.length ?? 0)) return next(false, scope);
const pipe = params.pipes[from];
return runtime.executeInstructions(pipe ?? [], [input], scope, (output) => {
if (runtime.truthy(output)) return next(true, scope);
return iter(from + 1);
});
};
return iter(0);
},
/** { pipes: [function] } */
map(runtime, params) {
return {
pipes: runtime.muxOne([params.pipes], (pipe) => call(pipe)),
};
},
};