How to use the async-hook-jl.addHooks function in async-hook-jl
To help you get started, we’ve selected a few async-hook-jl examples, based on popular ways it is used in public projects.
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instana / nodejs-sensor / packages / core / src / tracing / clsHooked / context-legacy.js View on Github 
function createNamespace(name) {
assert.ok(name, 'namespace must be given a name.');
let namespace = new Namespace(name);
namespace.id = currentUid;
asyncHook.addHooks({
init(uid, handle, provider, parentUid, parentHandle) {
//parentUid = parentUid || currentUid; // Suggested usage but appears to work better for tracing modules.
currentUid = uid;
//CHAIN Parent's Context onto child if none exists. This is needed to pass net-events.spec
if (parentUid) {
namespace._contexts.set(uid, namespace._contexts.get(parentUid));
} else {
namespace._contexts.set(currentUid, namespace.active);
}
},
pre(uid, handle) {
currentUid = uid;
let context = namespace._contexts.get(uid);
if (context) {
namespace.enter(context);async-hook-jl
Inspect the life of handle objects in node
