Battle of the Titans: LSP vs PSI (VS Code vs IntelliJ)

on YouTube ↗47m

" summary

Compares two IDE extension platforms—Language Server Protocol (used by VS Code) and PSI-based platform (used by IntelliJ)—in the context of JavaScript and TypeScript. Explains how each platform implements code assistance and user interaction, and evaluates how hard it is to write a plugin for a JS framework on each platform, including reasons for performance issues.

AI-written summary · about

" chapters (11)

1. 0:00Introduction
2. 1:04Dev tools
3. 5:24Language support
4. 11:31LSP vs PSI
5. 16:56Language Server creation
6. 22:06PSI in IntelliJ
7. 28:03Snippets and Live Templates
8. 29:27Extension UI
9. 33:02VS Code vs IntelliJ
10. 36:40Plugin tips
11. 37:45Q&A

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