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Bug 1779574 - Use OS.File to read empty files in DevTools content process r=Gijs

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Differential Revision: https://phabricator.services.mozilla.com/D151827
This commit is contained in:
Barret Rennie 2022-07-14 13:33:37 +00:00
parent f7de46071b
commit bf1182a5a0
1 changed files with 6 additions and 2 deletions
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8
devtools/shared/DevToolsUtils.js
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@ -16,6 +16,8 @@ var {
callFunctionWithAsyncStack,
} = require("devtools/shared/platform/stack");
loader.lazyRequireGetter(this, "OS", "resource://gre/modules/osfile.jsm", true);
loader.lazyRequireGetter(
this,
"FileUtils",
@ -665,12 +667,14 @@ function mainThreadFetch(
ex.name === "NS_BASE_STREAM_CLOSED" &&
uri instanceof Ci.nsIFileURL
) {
// Empty files cause NS_BASE_STREAM_CLOSED exception. Use IOUtils to
// Empty files cause NS_BASE_STREAM_CLOSED exception. Use OS.File to
// differentiate between empty files and other errors (bug 1170864).
// This can be removed when bug 982654 is fixed.
uri.QueryInterface(Ci.nsIFileURL);
const result = IOUtils.read(uri.file.path).then(bytes => {
// Bug 1779574: IOUtils is not available in non-parent processes.
// eslint-disable-next-line mozilla/reject-osfile
const result = OS.File.read(uri.file.path).then(bytes => {
// Convert the bytearray to a String.
const decoder = new TextDecoder();
const content = decoder.decode(bytes);