forked from mirrors/gecko-dev
e226046cb8
# ignore-this-changeset Depends on D28954 Differential Revision: https://phabricator.services.mozilla.com/D28956 --HG-- extra : moz-landing-system : lando
80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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// vim:cindent:ts=8:et:sw=4:
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* This file is meant to be used with |#define CSS_REPORT_PARSE_ERRORS|
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* in mozilla/dom/html/style/src/nsCSSScanner.h uncommented, and the
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* |#ifdef DEBUG| block in nsCSSScanner::OutputError (in
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* nsCSSScanner.cpp in the same directory) used (even if not a debug
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* build).
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*/
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#include "nsXPCOM.h"
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#include "nsCOMPtr.h"
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#include "nsIFile.h"
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#include "nsNetUtil.h"
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#include "nsContentCID.h"
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#include "mozilla/StyleSheetInlines.h"
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#include "mozilla/css/Loader.h"
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using namespace mozilla;
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static already_AddRefed<nsIURI> FileToURI(const char* aFilename,
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nsresult* aRv = 0) {
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nsCOMPtr<nsIFile> lf(do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, aRv));
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NS_ENSURE_TRUE(lf, nullptr);
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// XXX Handle relative paths somehow.
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lf->InitWithNativePath(nsDependentCString(aFilename));
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nsIURI* uri = nullptr;
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nsresult rv = NS_NewFileURI(&uri, lf);
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if (aRv) *aRv = rv;
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return uri;
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}
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static int ParseCSSFile(nsIURI* aSheetURI) {
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RefPtr<mozilla::css::Loader> = new mozilla::css::Loader();
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RefPtr<CSSStyleSheet> sheet;
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loader->LoadSheetSync(aSheetURI, getter_AddRefs(sheet));
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NS_ASSERTION(sheet, "sheet load failed");
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/* This can happen if the file can't be found (e.g. you
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* ask for a relative path and xpcom/io rejects it)
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*/
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if (!sheet) return -1;
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bool complete;
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sheet->GetComplete(complete);
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NS_ASSERTION(complete, "synchronous load did not complete");
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if (!complete) return -2;
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return 0;
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}
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int main(int argc, char** argv) {
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if (argc < 2) {
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fprintf(stderr, "%s [FILE]...\n", argv[0]);
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}
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nsresult rv = NS_InitXPCOM(nullptr, nullptr, nullptr);
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if (NS_FAILED(rv)) return (int)rv;
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int res = 0;
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for (int i = 1; i < argc; ++i) {
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const char* filename = argv[i];
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printf("\nParsing %s.\n", filename);
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nsCOMPtr<nsIURI> uri = FileToURI(filename, &rv);
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if (rv == NS_ERROR_OUT_OF_MEMORY) {
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fprintf(stderr, "Out of memory.\n");
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return 1;
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}
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if (uri) res = ParseCSSFile(uri);
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}
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NS_ShutdownXPCOM(nullptr);
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return res;
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}
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