runtime/vm/scanner.cc - Issue 9264051: Fix for bug 1229: Unary operator plus is not allowed ... except for literals.

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Unified Diff: runtime/vm/scanner.cc

Issue 9264051: Fix for bug 1229: Unary operator plus is not allowed ... except for literals. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: '' Created 8 years, 11 months ago

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Index: runtime/vm/scanner.cc

===================================================================

--- runtime/vm/scanner.cc (revision 3743)

+++ runtime/vm/scanner.cc (working copy)

@@ -118,6 +118,11 @@

}

+bool Scanner::IsNumberStart(int32_t ch) {

+ return IsDecimalDigit(ch) || ch == '.';

bool Scanner::IsHexDigit(int32_t c) {

return IsDecimalDigit(c)

|| (('A' <= c) && (c <= 'F'))

@@ -593,7 +598,9 @@

break;

case '+': // + ++ +=

- Recognize(Token::kADD);

+ ReadChar();

+ current_token_.kind =

+ IsNumberStart(c0_) ? Token::kTIGHTADD : Token::kADD;

if (c0_ == '+') {

Recognize(Token::kINCR);

} else if (c0_ == '=') {

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