From 4a319a340f8a68596d576031ce96948c353dcdcd Mon Sep 17 00:00:00 2001
From: "mathias.chouet" <mathias.chouet@irstea.fr>
Date: Mon, 3 Jun 2019 14:41:14 +0200
Subject: [PATCH] Add dependency ckecking method, required for nghyd#212
---
src/nub.ts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/src/nub.ts b/src/nub.ts
index 43970a54..fa0b6045 100644
--- a/src/nub.ts
+++ b/src/nub.ts
@@ -578,6 +578,27 @@ export abstract class Nub extends ComputeNode implements IObservable {
return requiredNubs;
}
+ /**
+ * Returns all Nubs whose parameters or results are targettes
+ * by the given one.
+ * (used for dependencies checking at session saving time)
+ */
+ public getTargettedNubs(visited: string[] = []) {
+ const targettedNubs: Nub[] = [];
+ // prevent loops
+ if (! visited.includes(this.uid)) {
+ visited.push(this.uid);
+
+ // inspect all target Nubs
+ for (const p of this.parameterIterator) {
+ if (p.valueMode === ParamValueMode.LINK && p.isReferenceDefined()) {
+ targettedNubs.push(p.referencedValue.nub);
+ }
+ }
+ }
+ return targettedNubs;
+ }
+
/**
* Returns true if
* - this Nub
--
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