flow

SKILL.md

Static type checking for React code across DOM and native platforms.

Four renderer options cover standard DOM, browser-specific code, React Native, and Fabric environments

Run yarn flow with optional renderer argument; use yarn flow-ci for comprehensive but slower checks

Reports type errors with file locations to help identify and fix issues quickly

Watch for common pitfalls: missing renderer specification, unexamined $FlowFixMe suppressions, and incorrect type imports

Flow Type Checking

Arguments:

$ARGUMENTS: Renderer to check (default: dom-node)

Renderers

Renderer
When to Use

dom-node
Default, recommended for most changes

dom-browser
Browser-specific DOM code

native
React Native

fabric
React Native Fabric

Instructions

Run yarn flow $ARGUMENTS (use dom-node if no argument)

Report type errors with file locations

For comprehensive checking (slow), use yarn flow-ci