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[PR #877] [MERGED] feat(langgraph): send subgraph state to parent when using Command.PARENT #1080

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opened 2026-02-15 19:17:06 -05:00 by yindo · 0 comments
yindo commented 2026-02-15 19:17:06 -05:00
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📋 Pull Request Information

Original PR: https://github.com/langchain-ai/langgraphjs/pull/877
Author: @benjamincburns
Created: 2/18/2025
Status: ✅ Merged
Merged: 2/20/2025
Merged by: @benjamincburns

Base: main ← Head: ben/parent-subgraph-state

📝 Commits (1)

  • 3c8cfad feat(langgraph): send subgraph state to parent when using Command.PARENT

📊 Changes

4 files changed (+289 additions, -70 deletions)

View changed files

📝 libs/langgraph/src/pregel/io.ts (+59 -33)
📝 libs/langgraph/src/pregel/loop.ts (+19 -0)
📝 libs/langgraph/src/pregel/runner.ts (+27 -33)
📝 libs/langgraph/src/tests/pregel.test.ts (+184 -4)

📄 Description

Ports langchain-ai/langgraph#3134

🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.

## 📋 Pull Request Information **Original PR:** https://github.com/langchain-ai/langgraphjs/pull/877 **Author:** [@benjamincburns](https://github.com/benjamincburns) **Created:** 2/18/2025 **Status:** ✅ Merged **Merged:** 2/20/2025 **Merged by:** [@benjamincburns](https://github.com/benjamincburns) **Base:** `main` ← **Head:** `ben/parent-subgraph-state` --- ### 📝 Commits (1) - [`3c8cfad`](https://github.com/langchain-ai/langgraphjs/commit/3c8cfad20ed8de4caf60a2e8f50fbbd64ab0fbc7) feat(langgraph): send subgraph state to parent when using Command.PARENT ### 📊 Changes **4 files changed** (+289 additions, -70 deletions) <details> <summary>View changed files</summary> 📝 `libs/langgraph/src/pregel/io.ts` (+59 -33) 📝 `libs/langgraph/src/pregel/loop.ts` (+19 -0) 📝 `libs/langgraph/src/pregel/runner.ts` (+27 -33) 📝 `libs/langgraph/src/tests/pregel.test.ts` (+184 -4) </details> ### 📄 Description Ports langchain-ai/langgraph#3134 --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>
yindo added the pull-request label 2026-02-15 19:17:06 -05:00
yindo closed this issue 2026-02-15 19:17:06 -05:00
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Reference: langchain-ai/langgraphjs#1080
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