Justinas Delinda
56 lines
1.7 KiB
TypeScript
56 lines
1.7 KiB
TypeScript
export type UnionOfParseErrors =
|
|
| CouldNotDetermineFileTypeError
|
|
| UnsupportedFileTypeError
|
|
| UnexpectedFileContentError
|
|
| FieldDecodingError
|
|
| InternalParserError;
|
|
|
|
export const makeParseError = <Name extends string>(name: Name) => {
|
|
return class ParseError extends Error {
|
|
name: Name
|
|
constructor(message: string) {
|
|
super(message);
|
|
this.name = name;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Concrete error class representing a file type determination failure.
|
|
export class CouldNotDetermineFileTypeError extends makeParseError('CouldNotDetermineFileTypeError') {
|
|
}
|
|
|
|
// Concrete error class representing an unsupported file type.
|
|
export class UnsupportedFileTypeError extends makeParseError('UnsupportedFileTypeError') {
|
|
}
|
|
|
|
// Concrete error class representing unexpected file content.
|
|
class UnexpectedFileContentError extends makeParseError('UnexpectedFileContentError') {
|
|
public readonly fileType: string;
|
|
|
|
constructor(fileType: string, message: string) {
|
|
super(message);
|
|
this.fileType = fileType;
|
|
}
|
|
|
|
// Override toString to include file type information.
|
|
toString(): string {
|
|
return `${this.name} (FileType: ${this.fileType}): ${this.message}`;
|
|
}
|
|
}
|
|
|
|
// Concrete error class representing a field decoding error.
|
|
export class FieldDecodingError extends makeParseError('FieldDecodingError') {
|
|
}
|
|
|
|
export class InternalParserError extends makeParseError('InternalParserError') {
|
|
}
|
|
|
|
// Factory function to create a specific type of UnexpectedFileContentError.
|
|
export const makeUnexpectedFileContentError = <FileType extends string>(fileType: FileType) => {
|
|
return class extends UnexpectedFileContentError {
|
|
constructor(message: string) {
|
|
super(fileType, message);
|
|
}
|
|
};
|
|
};
|