layout/style/ErrorReporter.h@925c144e1f1f (annotated)
layout/style/ErrorReporter.h
Fri, 16 Jan 2015 18:13:44 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Fri, 16 Jan 2015 18:13:44 +0100
- branch
- TOR_BUG_9701
- changeset 14
- 925c144e1f1f
- permissions
- -rw-r--r--
Integrate suggestion from review to improve consistency with existing code.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | /* diagnostic reporting for CSS style sheet parser */ |
| michael@0 | 7 | |
| michael@0 | 8 | #ifndef mozilla_css_ErrorReporter_h_ |
| michael@0 | 9 | #define mozilla_css_ErrorReporter_h_ |
| michael@0 | 10 | |
| michael@0 | 11 | // XXX turn this off for minimo builds |
| michael@0 | 12 | #define CSS_REPORT_PARSE_ERRORS |
| michael@0 | 13 | |
| michael@0 | 14 | #include "nsString.h" |
| michael@0 | 15 | |
| michael@0 | 16 | struct nsCSSToken; |
| michael@0 | 17 | class nsCSSStyleSheet; |
| michael@0 | 18 | class nsCSSScanner; |
| michael@0 | 19 | class nsIURI; |
| michael@0 | 20 | |
| michael@0 | 21 | namespace mozilla { |
| michael@0 | 22 | namespace css { |
| michael@0 | 23 | |
| michael@0 | 24 | class Loader; |
| michael@0 | 25 | |
| michael@0 | 26 | // If CSS_REPORT_PARSE_ERRORS is not defined, all of this class's |
| michael@0 | 27 | // methods become inline stubs. |
| michael@0 | 28 | class MOZ_STACK_CLASS ErrorReporter { |
| michael@0 | 29 | public: |
| michael@0 | 30 | ErrorReporter(const nsCSSScanner &aScanner, |
| michael@0 | 31 | const nsCSSStyleSheet *aSheet, |
| michael@0 | 32 | const Loader *aLoader, |
| michael@0 | 33 | nsIURI *aURI); |
| michael@0 | 34 | ~ErrorReporter(); |
| michael@0 | 35 | |
| michael@0 | 36 | static void ReleaseGlobals(); |
| michael@0 | 37 | |
| michael@0 | 38 | void OutputError(); |
| michael@0 | 39 | void OutputError(uint32_t aLineNumber, uint32_t aLineOffset); |
| michael@0 | 40 | void ClearError(); |
| michael@0 | 41 | |
| michael@0 | 42 | // In all overloads of ReportUnexpected, aMessage is a stringbundle |
| michael@0 | 43 | // name, which will be processed as a format string with the |
| michael@0 | 44 | // indicated number of parameters. |
| michael@0 | 45 | |
| michael@0 | 46 | // no parameters |
| michael@0 | 47 | void ReportUnexpected(const char *aMessage); |
| michael@0 | 48 | // one parameter, a string |
| michael@0 | 49 | void ReportUnexpected(const char *aMessage, const nsString& aParam); |
| michael@0 | 50 | // one parameter, a token |
| michael@0 | 51 | void ReportUnexpected(const char *aMessage, const nsCSSToken& aToken); |
| michael@0 | 52 | // two parameters, a token and a character, in that order |
| michael@0 | 53 | void ReportUnexpected(const char *aMessage, const nsCSSToken& aToken, |
| michael@0 | 54 | char16_t aChar); |
| michael@0 | 55 | |
| michael@0 | 56 | // for ReportUnexpectedEOF, aExpected can be either a stringbundle |
| michael@0 | 57 | // name or a single character. In the former case there may not be |
| michael@0 | 58 | // any format parameters. |
| michael@0 | 59 | void ReportUnexpectedEOF(const char *aExpected); |
| michael@0 | 60 | void ReportUnexpectedEOF(char16_t aExpected); |
| michael@0 | 61 | |
| michael@0 | 62 | private: |
| michael@0 | 63 | void AddToError(const nsString &aErrorText); |
| michael@0 | 64 | |
| michael@0 | 65 | #ifdef CSS_REPORT_PARSE_ERRORS |
| michael@0 | 66 | nsAutoString mError; |
| michael@0 | 67 | nsString mErrorLine; |
| michael@0 | 68 | nsString mFileName; |
| michael@0 | 69 | const nsCSSScanner *mScanner; |
| michael@0 | 70 | const nsCSSStyleSheet *mSheet; |
| michael@0 | 71 | const Loader *mLoader; |
| michael@0 | 72 | nsIURI *mURI; |
| michael@0 | 73 | uint64_t mInnerWindowID; |
| michael@0 | 74 | uint32_t mErrorLineNumber; |
| michael@0 | 75 | uint32_t mPrevErrorLineNumber; |
| michael@0 | 76 | uint32_t mErrorColNumber; |
| michael@0 | 77 | #endif |
| michael@0 | 78 | }; |
| michael@0 | 79 | |
| michael@0 | 80 | #ifndef CSS_REPORT_PARSE_ERRORS |
| michael@0 | 81 | inline ErrorReporter::ErrorReporter(const nsCSSScanner&, |
| michael@0 | 82 | const nsCSSStyleSheet*, |
| michael@0 | 83 | const Loader*, |
| michael@0 | 84 | nsIURI*) {} |
| michael@0 | 85 | inline ErrorReporter::~ErrorReporter() {} |
| michael@0 | 86 | |
| michael@0 | 87 | inline void ErrorReporter::ReleaseGlobals() {} |
| michael@0 | 88 | |
| michael@0 | 89 | inline void ErrorReporter::OutputError() {} |
| michael@0 | 90 | inline void ErrorReporter::ClearError() {} |
| michael@0 | 91 | |
| michael@0 | 92 | inline void ErrorReporter::ReportUnexpected(const char *) {} |
| michael@0 | 93 | inline void ErrorReporter::ReportUnexpected(const char *, const nsString &) {} |
| michael@0 | 94 | inline void ErrorReporter::ReportUnexpected(const char *, const nsCSSToken &) {} |
| michael@0 | 95 | inline void ErrorReporter::ReportUnexpected(const char *, const nsCSSToken &, |
| michael@0 | 96 | char16_t) {} |
| michael@0 | 97 | |
| michael@0 | 98 | inline void ErrorReporter::ReportUnexpectedEOF(const char *) {} |
| michael@0 | 99 | inline void ErrorReporter::ReportUnexpectedEOF(char16_t) {} |
| michael@0 | 100 | |
| michael@0 | 101 | inline void ErrorReporter::AddToError(const nsString &) {} |
| michael@0 | 102 | #endif |
| michael@0 | 103 | |
| michael@0 | 104 | } // namespace css |
| michael@0 | 105 | } // namespace mozilla |
| michael@0 | 106 | |
| michael@0 | 107 | #endif // mozilla_css_ErrorReporter_h_ |
