chore: provide links to documentation for errors/warnings

closes #11305

Author: dummdidumm

packages/svelte/scripts/process-messages/index.js

@@ -355,10 +355,11 @@ function transform(name, dest) {
 						}
 
 						if (message.type === 'TemplateLiteral') {
-							quasi.value.raw += message.quasis[0].value.raw + q.value.raw;
+							quasi.value.raw += message.quasis[0].value.raw;
 							out.quasis.push(...message.quasis.slice(1));
 							out.expressions.push(...message.expressions);
 							quasi = message.quasis[message.quasis.length - 1];
+							quasi.value.raw += q.value.raw;
 							continue;
 						}
 					}

packages/svelte/scripts/process-messages/templates/client-errors.js

@@ -7,11 +7,12 @@ import { DEV } from 'esm-env';
  */
 export function CODE(PARAMETER) {
 	if (DEV) {
-		const error = new Error(`${'CODE'}\n${MESSAGE}`);
+		const error = new Error(
+			`${'CODE'}\n${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`
+		);
 		error.name = 'Svelte error';
 		throw error;
 	} else {
-		// TODO print a link to the documentation
-		throw new Error('CODE');
+		throw new Error(`${'CODE'} (https://svelte.dev/e/${'CODE'})`);
 	}
 }

packages/svelte/scripts/process-messages/templates/client-warnings.js

@@ -9,9 +9,12 @@ var normal = 'font-weight: normal';
  */
 export function CODE(PARAMETER) {
 	if (DEV) {
-		console.warn(`%c[svelte] ${'CODE'}\n%c${MESSAGE}`, bold, normal);
+		console.warn(
+			`%c[svelte] ${'CODE'}\n%c${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`,
+			bold,
+			normal
+		);
 	} else {
-		// TODO print a link to the documentation
-		console.warn('CODE');
+		console.warn(`${'CODE'} (https://svelte.dev/e/${'CODE'})`);
 	}
 }

packages/svelte/scripts/process-messages/templates/compile-errors.js

@@ -56,5 +56,5 @@ function e(node, code, message) {
  * @returns {never}
  */
 export function CODE(node, PARAMETER) {
-	e(node, 'CODE', MESSAGE);
+	e(node, 'CODE', `${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`);
 }

packages/svelte/scripts/process-messages/templates/compile-warnings.js

@@ -47,5 +47,5 @@ export const codes = CODES;
  * @param {string} PARAMETER
  */
 export function CODE(node, PARAMETER) {
-	w(node, 'CODE', MESSAGE);
+	w(node, 'CODE', `${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`);
 }

packages/svelte/scripts/process-messages/templates/server-errors.js

@@ -4,7 +4,9 @@
  * @returns {never}
  */
 export function CODE(PARAMETER) {
-	const error = new Error(`${'CODE'}\n${MESSAGE}`);
+	const error = new Error(
+		`${'CODE'}\n${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`
+	);
 	error.name = 'Svelte error';
 	throw error;
 }

packages/svelte/scripts/process-messages/templates/shared-errors.js

@@ -7,11 +7,13 @@ import { DEV } from 'esm-env';
  */
 export function CODE(PARAMETER) {
 	if (DEV) {
-		const error = new Error(`${'CODE'}\n${MESSAGE}`);
+		const error = new Error(
+			`${'CODE'}\n${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`
+		);
 		error.name = 'Svelte error';
 		throw error;
 	} else {
 		// TODO print a link to the documentation
-		throw new Error('CODE');
+		throw new Error(`${'CODE'} (https://svelte.dev/e/${'CODE'})`);
 	}
 }

packages/svelte/scripts/process-messages/templates/shared-warnings.js

@@ -9,9 +9,13 @@ var normal = 'font-weight: normal';
  */
 export function CODE(PARAMETER) {
 	if (DEV) {
-		console.warn(`%c[svelte] ${'CODE'}\n%c${MESSAGE}`, bold, normal);
+		console.warn(
+			`%c[svelte] ${'CODE'}\n%c${MESSAGE}\nSee https://svelte.dev/e/${'CODE'} for more info`,
+			bold,
+			normal
+		);
 	} else {
 		// TODO print a link to the documentation
-		console.warn('CODE');
+		console.warn(`${'CODE'} (https://svelte.dev/e/${'CODE'})`);
 	}
 }