Tweak highlighting of numeric literals

dmitrivereshchagin · dmitrivereshchagin · commit ed40c9cb625b · 2016-07-15T03:59:38.000+03:00
- Add highlighting for binary and octal number syntax
- Highlight unary minus as operator regardless of 'iskeyword' option
- Remove L from integer literals
diff --git a/syntax/javascript.vim b/syntax/javascript.vim
@@ -52,9 +52,9 @@ syntax region  jsString           start=+"+  skip=+\\\("\|$\)+  end=+"\|$+  cont
 syntax region  jsString           start=+'+  skip=+\\\('\|$\)+  end=+'\|$+  contains=jsSpecial,@Spell extend
 syntax region  jsTemplateString   start=+`+  skip=+\\\(`\|$\)+  end=+`+     contains=jsTemplateVar,jsSpecial extend
 syntax match   jsTaggedTemplate   /\k\+\%(`\)\@=/ nextgroup=jsTemplateString
-syntax match   jsNumber           /\<-\=\d\+\(L\|[eE][+-]\=\d\+\)\=\>\|\<0[xX]\x\+\>/
+syntax match   jsNumber           /\<\d\+\%([eE][+-]\=\d\+\)\=\>\|\<0[bB][01]\+\>\|\<0[oO]\o\+\>\|\<0[xX]\x\+\>/
 syntax keyword jsNumber           Infinity
-syntax match   jsFloat            /\<-\=\%(\d\+\.\d\+\|\d\+\.\|\.\d\+\)\%([eE][+-]\=\d\+\)\=\>/
+syntax match   jsFloat            /\<\%(\d\+\.\d\+\|\d\+\.\|\.\d\+\)\%([eE][+-]\=\d\+\)\=\>/
 
 " Regular Expressions
 syntax match   jsSpecial          contained "\v\\%(0|\\x\x\{2\}\|\\u\x\{4\}\|\c[A-Z]|.)"
