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renderElement() — astro Function Reference

Architecture documentation for the renderElement() function in util.ts from the astro codebase.

Function typescript CoreAstro RenderingEngine calls 2

Entity Profile

Dependency Diagram

graph TD
  7be90353_5224_959b_96bb_043f160e2d14["renderElement()"]
  05241a8b_1820_8286_5770_4da18477ecde["util.ts"]
  7be90353_5224_959b_96bb_043f160e2d14 -->|defined in| 05241a8b_1820_8286_5770_4da18477ecde
  03c7481a_0600_4390_6a01_41eb161993f1["defineScriptVars()"]
  7be90353_5224_959b_96bb_043f160e2d14 -->|calls| 03c7481a_0600_4390_6a01_41eb161993f1
  e633602f_bff4_51c8_af7e_125333ca7141["internalSpreadAttributes()"]
  7be90353_5224_959b_96bb_043f160e2d14 -->|calls| e633602f_bff4_51c8_af7e_125333ca7141
  style 7be90353_5224_959b_96bb_043f160e2d14 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/astro/src/runtime/server/render/util.ts lines 162–183

export function renderElement(
	name: string,
	{ props: _props, children = '' }: SSRElement,
	shouldEscape = true,
) {
	// Do not print `hoist`, `lang`, `is:global`
	const { lang: _, 'data-astro-id': astroId, 'define:vars': defineVars, ...props } = _props;
	if (defineVars) {
		if (name === 'style') {
			delete props['is:global'];
			delete props['is:scoped'];
		}
		if (name === 'script') {
			delete props.hoist;
			children = defineScriptVars(defineVars) + '\n' + children;
		}
	}
	if ((children == null || children == '') && voidElementNames.test(name)) {
		return `<${name}${internalSpreadAttributes(props, shouldEscape, name)}>`;
	}
	return `<${name}${internalSpreadAttributes(props, shouldEscape, name)}>${children}</${name}>`;
}

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does renderElement() do?
renderElement() is a function in the astro codebase, defined in packages/astro/src/runtime/server/render/util.ts.
Where is renderElement() defined?
renderElement() is defined in packages/astro/src/runtime/server/render/util.ts at line 162.
What does renderElement() call?
renderElement() calls 2 function(s): defineScriptVars, internalSpreadAttributes.

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