| 382 | } |
| 383 | |
| 384 | private resolveLocal(ref: LocalSymbol, directive?: TcbDirectiveMetadata): TcbExpr | null { |
| 385 | if (ref instanceof Reference && this.referenceOpMap.has(ref)) { |
| 386 | return this.resolveOp(this.referenceOpMap.get(ref)!); |
| 387 | } else if (ref instanceof LetDeclaration && this.letDeclOpMap.has(ref.name)) { |
| 388 | return this.resolveOp(this.letDeclOpMap.get(ref.name)!.opIndex); |
| 389 | } else if (ref instanceof Variable && this.varMap.has(ref)) { |
| 390 | // Resolving a context variable for this template. |
| 391 | // Execute the `TcbVariableOp` associated with the `Variable`. |
| 392 | const opIndexOrNode = this.varMap.get(ref)!; |
| 393 | return typeof opIndexOrNode === 'number' |
| 394 | ? this.resolveOp(opIndexOrNode) |
| 395 | : new TcbExpr(opIndexOrNode.print(true /* ignoreComments */)); |
| 396 | } else if ( |
| 397 | ref instanceof Template && |
| 398 | directive === undefined && |
| 399 | this.templateCtxOpMap.has(ref) |
| 400 | ) { |
| 401 | // Resolving the context of the given sub-template. |
| 402 | // Execute the `TcbTemplateContextOp` for the template. |
| 403 | return this.resolveOp(this.templateCtxOpMap.get(ref)!); |
| 404 | } else if ( |
| 405 | (ref instanceof Element || |
| 406 | ref instanceof Template || |
| 407 | ref instanceof Component || |
| 408 | ref instanceof Directive || |
| 409 | ref instanceof HostElement) && |
| 410 | directive !== undefined && |
| 411 | this.directiveOpMap.has(ref) |
| 412 | ) { |
| 413 | // Resolving a directive on an element or sub-template. |
| 414 | const dirMap = this.directiveOpMap.get(ref)!; |
| 415 | return dirMap.has(directive) ? this.resolveOp(dirMap.get(directive)!) : null; |
| 416 | } else if (ref instanceof Element && this.elementOpMap.has(ref)) { |
| 417 | // Resolving the DOM node of an element in this template. |
| 418 | return this.resolveOp(this.elementOpMap.get(ref)!); |
| 419 | } else if (ref instanceof Component && this.componentNodeOpMap.has(ref)) { |
| 420 | return this.resolveOp(this.componentNodeOpMap.get(ref)!); |
| 421 | } else if (ref instanceof HostElement && this.hostElementOpMap.has(ref)) { |
| 422 | return this.resolveOp(this.hostElementOpMap.get(ref)!); |
| 423 | } else { |
| 424 | return null; |
| 425 | } |
| 426 | } |
| 427 | |
| 428 | /** |
| 429 | * Like `executeOp`, but assert that the operation actually returned `TcbExpr`. |