diff options
Diffstat (limited to 'js')
| -rw-r--r-- | js/src/frontend/TokenStream.cpp | 14 | ||||
| -rw-r--r-- | js/src/frontend/TokenStream.h | 10 |
2 files changed, 16 insertions, 8 deletions
diff --git a/js/src/frontend/TokenStream.cpp b/js/src/frontend/TokenStream.cpp index 6c5ea8fe9..619285090 100644 --- a/js/src/frontend/TokenStream.cpp +++ b/js/src/frontend/TokenStream.cpp @@ -8,6 +8,7 @@ #include "frontend/TokenStream.h" +#include "mozilla/ArrayUtils.h" #include "mozilla/IntegerTypeTraits.h" #include "mozilla/PodOperations.h" @@ -33,6 +34,7 @@ using namespace js; using namespace js::frontend; +using mozilla::ArrayLength; using mozilla::Maybe; using mozilla::PodAssign; using mozilla::PodCopy; @@ -962,7 +964,7 @@ TokenStream::getDirectives(bool isMultiline, bool shouldWarnDeprecated) bool TokenStream::getDirective(bool isMultiline, bool shouldWarnDeprecated, - const char* directive, int directiveLength, + const char* directive, uint8_t directiveLength, const char* errorMsgPragma, UniqueTwoByteChars* destination) { @@ -1036,7 +1038,10 @@ TokenStream::getDisplayURL(bool isMultiline, bool shouldWarnDeprecated) // developer would like to refer to the source as from the source's actual // URL. - return getDirective(isMultiline, shouldWarnDeprecated, " sourceURL=", 11, + static const char sourceURLDirective[] = " sourceURL="; + constexpr uint8_t sourceURLDirectiveLength = ArrayLength(sourceURLDirective) - 1; + return getDirective(isMultiline, shouldWarnDeprecated, + sourceURLDirective, sourceURLDirectiveLength, "sourceURL", &displayURL_); } @@ -1046,7 +1051,10 @@ TokenStream::getSourceMappingURL(bool isMultiline, bool shouldWarnDeprecated) // Match comments of the form "//# sourceMappingURL=<url>" or // "/\* //# sourceMappingURL=<url> *\/" - return getDirective(isMultiline, shouldWarnDeprecated, " sourceMappingURL=", 18, + static const char sourceMappingURLDirective[] = " sourceMappingURL="; + constexpr uint8_t sourceMappingURLDirectiveLength = ArrayLength(sourceMappingURLDirective) - 1; + return getDirective(isMultiline, shouldWarnDeprecated, + sourceMappingURLDirective, sourceMappingURLDirectiveLength, "sourceMappingURL", &sourceMapURL_); } diff --git a/js/src/frontend/TokenStream.h b/js/src/frontend/TokenStream.h index e0e4b959e..a058759c6 100644 --- a/js/src/frontend/TokenStream.h +++ b/js/src/frontend/TokenStream.h @@ -972,7 +972,7 @@ class MOZ_STACK_CLASS TokenStream MOZ_MUST_USE bool getDirectives(bool isMultiline, bool shouldWarnDeprecated); MOZ_MUST_USE bool getDirective(bool isMultiline, bool shouldWarnDeprecated, - const char* directive, int directiveLength, + const char* directive, uint8_t directiveLength, const char* errorMsgPragma, UniquePtr<char16_t[], JS::FreePolicy>* destination); MOZ_MUST_USE bool getDisplayURL(bool isMultiline, bool shouldWarnDeprecated); @@ -996,13 +996,13 @@ class MOZ_STACK_CLASS TokenStream return true; } - void skipChars(int n) { - while (--n >= 0) + void skipChars(uint8_t n) { + while (n-- > 0) getChar(); } - void skipCharsIgnoreEOL(int n) { - while (--n >= 0) + void skipCharsIgnoreEOL(uint8_t n) { + while (n-- > 0) getCharIgnoreEOL(); } |