Function strictCastExpression

src/cpp-syntax-utils.ts:151–168

(expr: Expression, target: Type)

 * target type.
 */
export function strictCastExpression(expr: Expression, target: Type): Expression {
  const source = expr.type;
  // Get value from cppgc smart pointers.
  if ((source.isCppgcMember() && !target.isCppgcMember()) ||
      (source.isPersistent && !target.isPersistent)) {
    return new CustomExpression(source, (ctx) => {
      return `${printExpressionValue(expr, ctx)}.Get()`;
    });
  }
  // Create cppgc smart pointers.
  if ((!source.isCppgcMember() && target.isCppgcMember()) ||
      (!source.isPersistent && target.isPersistent)) {
    return new CustomExpression(source, (ctx) => {
      return `${target.print(ctx)}(${expr.print(ctx)})`;
    });
  }
  return castExpression(expr, target);
}

/**
 * Convert args to parameter types.