isComponent() — astro Function Reference

Architecture documentation for the isComponent() function in rehype.ts from the astro codebase.

Function typescript CoreAstro RenderingEngine called by 1

Entity Profile

CoreAstro→ RenderingEngine→ isComponent() — astro Function Reference

Dependency Diagram

graph TD
  c9e47d6e_f1fe_bc09_ecda_94db7203141d["isComponent()"]
  89da4403_ab4a_62fa_64f0_d53bd0b3aee8["rehype.ts"]
  c9e47d6e_f1fe_bc09_ecda_94db7203141d -->|defined in| 89da4403_ab4a_62fa_64f0_d53bd0b3aee8
  d17ed63a_5ec6_bc29_96d7_b3145cec7d5d["rehypeAnalyzeAstroMetadata()"]
  d17ed63a_5ec6_bc29_96d7_b3145cec7d5d -->|calls| c9e47d6e_f1fe_bc09_ecda_94db7203141d
  style c9e47d6e_f1fe_bc09_ecda_94db7203141d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/astro/src/jsx/rehype.ts lines 176–182

function isComponent(tagName: string) {
	return (
		(tagName[0] && tagName[0].toLowerCase() !== tagName[0]) ||
		tagName.includes('.') ||
		/[^a-zA-Z]/.test(tagName[0])
	);
}