Flux LSP

The Language Server Protocol (LSP) implementation for the Flux programming language.

This package powers the IDE experience for Flux, providing intelligent features in editors like VS Code.

Features

  • Code Completion:

    • Keywords (if, else, widget, var...)
    • Standard Library (print, toString, http...)
    • Context-Aware Widget Properties: Intelligent suggestions for widget properties (e.g., width, color inside Container).

  • Go to Definition: Jump to variable and function definitions.

  • Hover Information: View documentation and types on hover.

  • Diagnostics: Real-time syntax error reporting.

Installation

This package is typically used as part of the Flux VS Code extension and doesn't need to be installed manually for end-users.

For extension developers, you can run the server via:

dart run flux_lsp

Protocol Support

Method Status
initialize ✅
textDocument/didOpen ✅
textDocument/didChange ✅
textDocument/completion ✅
textDocument/hover ✅
textDocument/definition ✅

Libraries

flux_lsp
Flux Language Server Protocol Implementation