[FIX] compiler: readd template name in compiled code

src/compiler/code_generator.ts

@@ -31,6 +31,7 @@ export interface Config {
 
 export interface CodeGenOptions extends Config {
   hasSafeContext?: boolean;
+  name?: string;
 }
 
 // using a non-html document so that <inner/outer>HTML serializes as XML instead
@@ -194,20 +195,20 @@ export class CodeGenerator {
   isDebug: boolean = false;
   targets: CodeTarget[] = [];
   target = new CodeTarget("template");
-  templateName: string;
+  templateName?: string;
   dev: boolean;
   translateFn: (s: string) => string;
   translatableAttributes: string[];
   ast: AST;
   staticCalls: { id: string; template: string }[] = [];
 
-  constructor(name: string, ast: AST, options: CodeGenOptions) {
+  constructor(ast: AST, options: CodeGenOptions) {
     this.translateFn = options.translateFn || ((s: string) => s);
     this.translatableAttributes = options.translatableAttributes || TRANSLATABLE_ATTRS;
     this.hasSafeContext = options.hasSafeContext || false;
     this.dev = options.dev || false;
     this.ast = ast;
-    this.templateName = name;
+    this.templateName = options.name;
   }
 
   generateCode(): string {
@@ -229,6 +230,9 @@ export class CodeGenerator {
       `  let { text, createBlock, list, multi, html, toggler, component } = bdom;`,
       `let { withDefault, getTemplate, prepareList, withKey, zero, call, callSlot, capture, isBoundary, shallowEqual, setContextValue, toNumber, safeOutput } = helpers;`,
     ];
+    if (this.templateName) {
+      mainCode.push(`// Template name: "${this.templateName}"`);
+    }
 
     for (let { id, template } of this.staticCalls) {
       mainCode.push(`const ${id} = getTemplate(${template});`);

src/compiler/index.ts

@@ -9,7 +9,6 @@ export type TemplateFunction = (blocks: any, utils: any) => Template;
 interface CompileOptions extends Config {
   name?: string;
 }
-let nextId = 1;
 export function compile(template: string | Node, options: CompileOptions = {}): TemplateFunction {
   // parsing
   const ast = parse(template);
@@ -19,10 +18,9 @@ export function compile(template: string | Node, options: CompileOptions = {}):
     template instanceof Node
       ? !(template instanceof Element) || template.querySelector("[t-set], [t-call]") === null
       : !template.includes("t-set") && !template.includes("t-call");
-  const name = options.name || `template_${nextId++}`;
 
   // code generation
-  const codeGenerator = new CodeGenerator(name, ast, { ...options, hasSafeContext });
+  const codeGenerator = new CodeGenerator(ast, { ...options, hasSafeContext });
   const code = codeGenerator.generateCode();
 
   // template function