feat: do nothing instead of warning when binding a non-existent prop

Author: oscard0m

.changeset/nervous-pans-call.md

@@ -2,4 +2,4 @@
 'svelte': patch
 ---
 
-fix: warn instead of error when binding a non-existent prop
+fix: do not error when binding a non-existent prop

packages/svelte/messages/client-warnings/warnings.md

@@ -1,7 +1,3 @@
-## binding_non_existent_prop
-
-> A component is attempting to bind to a non-existent property `%key%` belonging to %component% (i.e. `<%name% bind:%key%={...}>`)
-
 ## binding_property_non_reactive
 
 > `%binding%` is binding to a non-reactive property

packages/svelte/src/internal/client/validate.js

@@ -75,7 +75,6 @@ export function validate_prop_bindings(
 				if (has_rest || non_bindable.includes(key)) {
 					e.bind_not_bindable(key, component[FILENAME], name);
 				}
-				w.binding_non_existent_prop(key, component[FILENAME], name);
 			}
 		}
 	}

packages/svelte/src/internal/client/warnings.js

@@ -5,21 +5,6 @@ import { DEV } from 'esm-env';
 var bold = 'font-weight: bold';
 var normal = 'font-weight: normal';
 
-/**
- * A component is attempting to bind to a non-existent property `%key%` belonging to %component% (i.e. `<%name% bind:%key%={...}>`)
- * @param {string} key
- * @param {string} component
- * @param {string} name
- */
-export function binding_non_existent_prop(key, component, name) {
-	if (DEV) {
-		console.warn(`%c[svelte] binding_non_existent_prop\n%cA component is attempting to bind to a non-existent property \`${key}\` belonging to ${component} (i.e. \`<${name} bind:${key}={...}>\`)`, bold, normal);
-	} else {
-		// TODO print a link to the documentation
-		console.warn("binding_non_existent_prop");
-	}
-}
-
 /**
  * `%binding%` (%location%) is binding to a non-reactive property
  * @param {string} binding

packages/svelte/tests/runtime-runes/samples/props-bindable-non-existent/_config.js

@@ -3,9 +3,5 @@ import { test } from '../../test';
 export default test({
 	compileOptions: {
 		dev: true
-	},
-
-	warnings: [
-		'A component is attempting to bind to a non-existent property `content` belonging to Input.svelte (i.e. `<Input bind:content={...}>`)'
-	]
+	}
 });