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denoland-deno/js/format_error.ts

21 lines
916 B
TypeScript

// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import * as msg from "gen/msg_generated";
import * as flatbuffers from "./flatbuffers";
import { sendSync } from "./dispatch";
import { assert } from "./util";
export function formatError(errString: string): string {
const builder = flatbuffers.createBuilder();
const errString_ = builder.createString(errString);
msg.FormatError.startFormatError(builder);
msg.FormatError.addError(builder, errString_);
const offset = msg.FormatError.endFormatError(builder);
const baseRes = sendSync(builder, msg.Any.FormatError, offset);
assert(baseRes != null);
assert(msg.Any.FormatErrorRes === baseRes!.innerType());
const formatErrorResMsg = new msg.FormatErrorRes();
assert(baseRes!.inner(formatErrorResMsg) != null);
const formattedError = formatErrorResMsg.error();
assert(formatError != null);
return formattedError!;
}