Method visitBlock

packages/compiler/src/i18n/i18n_parser.ts:176–211

(block: html.Block, context: I18nMessageVisitorContext)

  }

  visitBlock(block: html.Block, context: I18nMessageVisitorContext) {
    const children = html.visitAll(this, block.children, context);

    if (block.name === 'switch') {
      return new i18n.Container(children, block.sourceSpan);
    }

    const parameters = block.parameters.map((param) => param.expression);
    const startPhName = context.placeholderRegistry.getStartBlockPlaceholderName(
      block.name,
      parameters,
    );
    const closePhName = context.placeholderRegistry.getCloseBlockPlaceholderName(block.name);

    context.placeholderToContent[startPhName] = {
      text: block.startSourceSpan.toString(),
      sourceSpan: block.startSourceSpan,
    };

    context.placeholderToContent[closePhName] = {
      text: block.endSourceSpan ? block.endSourceSpan.toString() : '}',
      sourceSpan: block.endSourceSpan ?? block.sourceSpan,
    };

    const node = new i18n.BlockPlaceholder(
      block.name,
      parameters,
      startPhName,
      closePhName,
      children,
      block.sourceSpan,
      block.startSourceSpan,
      block.endSourceSpan,
    );
    return context.visitNodeFn(block, node);
  }

  visitBlockParameter(_parameter: html.BlockParameter, _context: I18nMessageVisitorContext) {
    throw new Error('Unreachable code');