114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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/* diagnostic reporting for CSS style sheet parser */
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#ifndef mozilla_css_ErrorReporter_h_
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#define mozilla_css_ErrorReporter_h_
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// XXX turn this off for minimo builds
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#define CSS_REPORT_PARSE_ERRORS
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#include "nsString.h"
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struct nsCSSToken;
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class nsCSSScanner;
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class nsIURI;
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namespace mozilla {
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class CSSStyleSheet;
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namespace css {
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class Loader;
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// If CSS_REPORT_PARSE_ERRORS is not defined, all of this class's
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// methods become inline stubs.
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class MOZ_STACK_CLASS ErrorReporter {
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public:
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ErrorReporter(const nsCSSScanner &aScanner,
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const CSSStyleSheet *aSheet,
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const Loader *aLoader,
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nsIURI *aURI);
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~ErrorReporter();
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static void ReleaseGlobals();
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void OutputError();
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void OutputError(uint32_t aLineNumber, uint32_t aLineOffset);
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void ClearError();
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// In all overloads of ReportUnexpected, aMessage is a stringbundle
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// name, which will be processed as a format string with the
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// indicated number of parameters.
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// no parameters
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void ReportUnexpected(const char *aMessage);
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// one parameter, a string
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void ReportUnexpected(const char *aMessage, const nsString& aParam);
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// one parameter, a token
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void ReportUnexpected(const char *aMessage, const nsCSSToken& aToken);
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// two parameters, a token and a character, in that order
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void ReportUnexpected(const char *aMessage, const nsCSSToken& aToken,
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char16_t aChar);
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// two parameters, a param and a value
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void ReportUnexpected(const char *aMessage, const nsString& aParam,
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const nsString& aValue);
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// for ReportUnexpectedEOF, aExpected can be either a stringbundle
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// name or a single character. In the former case there may not be
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// any format parameters.
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void ReportUnexpectedEOF(const char *aExpected);
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void ReportUnexpectedEOF(char16_t aExpected);
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private:
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void AddToError(const nsString &aErrorText);
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#ifdef CSS_REPORT_PARSE_ERRORS
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nsAutoString mError;
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nsString mErrorLine;
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nsString mFileName;
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const nsCSSScanner *mScanner;
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const CSSStyleSheet *mSheet;
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const Loader *mLoader;
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nsIURI *mURI;
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uint64_t mInnerWindowID;
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uint32_t mErrorLineNumber;
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uint32_t mPrevErrorLineNumber;
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uint32_t mErrorColNumber;
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#endif
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};
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#ifndef CSS_REPORT_PARSE_ERRORS
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inline ErrorReporter::ErrorReporter(const nsCSSScanner&,
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const CSSStyleSheet*,
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const Loader*,
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nsIURI*) {}
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inline ErrorReporter::~ErrorReporter() {}
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inline void ErrorReporter::ReleaseGlobals() {}
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inline void ErrorReporter::OutputError() {}
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inline void ErrorReporter::ClearError() {}
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inline void ErrorReporter::ReportUnexpected(const char *) {}
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inline void ErrorReporter::ReportUnexpected(const char *, const nsString &) {}
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inline void ErrorReporter::ReportUnexpected(const char *, const nsCSSToken &) {}
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inline void ErrorReporter::ReportUnexpected(const char *, const nsCSSToken &,
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char16_t) {}
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inline void ErrorReporter::ReportUnexpected(const char *, const nsString &,
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const nsString &) {}
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inline void ErrorReporter::ReportUnexpectedEOF(const char *) {}
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inline void ErrorReporter::ReportUnexpectedEOF(char16_t) {}
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inline void ErrorReporter::AddToError(const nsString &) {}
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#endif
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} // namespace css
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} // namespace mozilla
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#endif // mozilla_css_ErrorReporter_h_
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