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spread_props_handler.getOwnPropertyDescriptor() — svelte Function Reference

Architecture documentation for the spread_props_handler.getOwnPropertyDescriptor() function in props.js from the svelte codebase.

Function javascript ClientRuntime Reactivity calls 1

Entity Profile

Dependency Diagram

graph TD
  111f4c6e_bbd5_8c23_40c6_661ff872ccb6["spread_props_handler.getOwnPropertyDescriptor()"]
  5094c0e2_0832_85dc_9c83_43e20571b709["props.js"]
  111f4c6e_bbd5_8c23_40c6_661ff872ccb6 -->|defined in| 5094c0e2_0832_85dc_9c83_43e20571b709
  cf9fafcc_74cf_96c6_92b8_d5c64c62efa0["is_function()"]
  111f4c6e_bbd5_8c23_40c6_661ff872ccb6 -->|calls| cf9fafcc_74cf_96c6_92b8_d5c64c62efa0
  style 111f4c6e_bbd5_8c23_40c6_661ff872ccb6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/svelte/src/internal/client/reactivity/props.js lines 211–227

	getOwnPropertyDescriptor(target, key) {
		let i = target.props.length;
		while (i--) {
			let p = target.props[i];
			if (is_function(p)) p = p();
			if (typeof p === 'object' && p !== null && key in p) {
				const descriptor = get_descriptor(p, key);
				if (descriptor && !descriptor.configurable) {
					// Prevent a "Non-configurability Report Error": The target is an array, it does
					// not actually contain this property. If it is now described as non-configurable,
					// the proxy throws a validation error. Setting it to true avoids that.
					descriptor.configurable = true;
				}
				return descriptor;
			}
		}
	},

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Frequently Asked Questions

What does spread_props_handler.getOwnPropertyDescriptor() do?
spread_props_handler.getOwnPropertyDescriptor() is a function in the svelte codebase, defined in packages/svelte/src/internal/client/reactivity/props.js.
Where is spread_props_handler.getOwnPropertyDescriptor() defined?
spread_props_handler.getOwnPropertyDescriptor() is defined in packages/svelte/src/internal/client/reactivity/props.js at line 211.
What does spread_props_handler.getOwnPropertyDescriptor() call?
spread_props_handler.getOwnPropertyDescriptor() calls 1 function(s): is_function.

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