Prevent recognition of fields as keywords

Fix #168

Author: carlobaldassi

syntax/julia.vim

@@ -154,37 +154,41 @@ syntax region  juliaParBlockInRange	matchgroup=juliaParDelim contained start="("
 syntax region  juliaSqBraBlock		matchgroup=juliaParDelim start="\[" end="\]" contains=@juliaExpressions,juliaParBlockInRange,juliaRangeEnd,juliaComprehensionFor,juliaSymbolS,juliaQuotedParBlockS,juliaQuotedQMarkParS
 syntax region  juliaCurBraBlock		matchgroup=juliaParDelim start="{" end="}" contains=@juliaExpressions
 
-syntax match   juliaKeyword		display "\<\%(return\|local\|global\|import\%(all\)\?\|export\|using\|const\|where\)\>"
+" This is really ugly. It would be better to mask most keywords when a dot is
+" found, introducing some kind of dot-environment
+let s:nodot = '\%(\.\)\@1<!'
+
+exec 'syntax match   juliaKeyword		display "'.s:nodot.'\<\%(return\|local\|global\|import\%(all\)\?\|export\|using\|const\|where\)\>"'
 syntax match   juliaInfixKeyword	display "\%(=\s*\)\@<!\<\%(in\|isa\)\>\S\@!\%(\s*=\)\@!"
-syntax match   juliaRepKeyword		display "\<\%(break\|continue\)\>"
-syntax region  juliaConditionalBlock	matchgroup=juliaConditional start="\<if\>" end="\<end\>" contains=@juliaExpressions,juliaConditionalEIBlock,juliaConditionalEBlock fold
-syntax region  juliaConditionalEIBlock	matchgroup=juliaConditional transparent contained start="\<elseif\>" end="\<\%(end\|else\|elseif\)\>"me=s-1 contains=@juliaExpressions,juliaConditionalEIBlock,juliaConditionalEBlock
-syntax region  juliaConditionalEBlock	matchgroup=juliaConditional transparent contained start="\<else\>" end="\<end\>"me=s-1 contains=@juliaExpressions
-syntax region  juliaWhileBlock		matchgroup=juliaRepeat start="\<while\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaForBlock		matchgroup=juliaRepeat start="\<for\>" end="\<end\>" contains=@juliaExpressions,juliaOuter fold
-syntax region  juliaBeginBlock		matchgroup=juliaBlKeyword start="\<begin\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaFunctionBlock	matchgroup=juliaBlKeyword start="\<function\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaMacroBlock		matchgroup=juliaBlKeyword start="\<macro\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaQuoteBlock		matchgroup=juliaBlKeyword start="\<quote\>" end="\<end\>" contains=@juliaExpressions fold
+exec 'syntax match   juliaRepKeyword		display "'.s:nodot.'\<\%(break\|continue\)\>"'
+exec 'syntax region  juliaConditionalBlock	matchgroup=juliaConditional start="'.s:nodot.'\<if\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions,juliaConditionalEIBlock,juliaConditionalEBlock fold'
+exec 'syntax region  juliaConditionalEIBlock	matchgroup=juliaConditional transparent contained start="'.s:nodot.'\<elseif\>" end="'.s:nodot.'\<\%(end\|else\|elseif\)\>"me=s-1 contains=@juliaExpressions,juliaConditionalEIBlock,juliaConditionalEBlock'
+exec 'syntax region  juliaConditionalEBlock	matchgroup=juliaConditional transparent contained start="'.s:nodot.'\<else\>" end="'.s:nodot.'\<end\>"me=s-1 contains=@juliaExpressions'
+exec 'syntax region  juliaWhileBlock		matchgroup=juliaRepeat start="'.s:nodot.'\<while\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaForBlock		matchgroup=juliaRepeat start="'.s:nodot.'\<for\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions,juliaOuter fold'
+exec 'syntax region  juliaBeginBlock		matchgroup=juliaBlKeyword start="'.s:nodot.'\<begin\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaFunctionBlock	matchgroup=juliaBlKeyword start="'.s:nodot.'\<function\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaMacroBlock		matchgroup=juliaBlKeyword start="'.s:nodot.'\<macro\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaQuoteBlock		matchgroup=juliaBlKeyword start="'.s:nodot.'\<quote\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
 if b:julia_syntax_version <= 10
-  syntax region  juliaTypeBlock		matchgroup=juliaBlKeyword06 start="\<type\>" end="\<end\>" contains=@juliaExpressions fold
-  syntax region  juliaImmutableBlock	matchgroup=juliaBlKeyword06 start="\<immutable\>" end="\<end\>" contains=@juliaExpressions fold
+  exec 'syntax region  juliaTypeBlock		matchgroup=juliaBlKeyword06 start="'.s:nodot.'\<type\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+  exec 'syntax region  juliaImmutableBlock	matchgroup=juliaBlKeyword06 start="'.s:nodot.'\<immutable\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
 endif
-syntax region  juliaStructBlock		matchgroup=juliaBlKeyword start="\<struct\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaMutableStructBlock	matchgroup=juliaBlKeyword start="\<mutable struct\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaLetBlock		matchgroup=juliaBlKeyword start="\<let\>" end="\<end\>" contains=@juliaExpressions fold
-syntax region  juliaDoBlock		matchgroup=juliaBlKeyword start="\<do\>" end="\<end\>" contains=@juliaExpressions fold
+exec 'syntax region  juliaStructBlock		matchgroup=juliaBlKeyword start="'.s:nodot.'\<struct\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaMutableStructBlock	matchgroup=juliaBlKeyword start="'.s:nodot.'\<mutable struct\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaLetBlock		matchgroup=juliaBlKeyword start="'.s:nodot.'\<let\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
+exec 'syntax region  juliaDoBlock		matchgroup=juliaBlKeyword start="'.s:nodot.'\<do\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions fold'
 exec 'syntax region  juliaModuleBlock		matchgroup=juliaBlKeyword start="\%(\%(\.\s*\)\@'.s:d(6).'<!\|\%(@\s*\.\s*\)\@'.s:d(6).'<=\)\<\%(bare\)\?module\>" end="\<end\>" contains=@juliaExpressions fold'
-syntax region  juliaExceptionBlock	matchgroup=juliaException start="\<try\>" end="\<end\>" contains=@juliaExpressions,juliaCatchBlock,juliaFinallyBlock fold
-syntax region  juliaCatchBlock		matchgroup=juliaException transparent contained start="\<catch\>" end="\<end\>"me=s-1 contains=@juliaExpressions,juliaFinallyBlock
-syntax region  juliaFinallyBlock	matchgroup=juliaException transparent contained start="\<finally\>" end="\<end\>"me=s-1 contains=@juliaExpressions
-syntax match   juliaTypedef		"\<\%(abstract\|typealias\|bitstype\)\>"
+exec 'syntax region  juliaExceptionBlock	matchgroup=juliaException start="'.s:nodot.'\<try\>" end="'.s:nodot.'\<end\>" contains=@juliaExpressions,juliaCatchBlock,juliaFinallyBlock fold'
+exec 'syntax region  juliaCatchBlock		matchgroup=juliaException transparent contained start="'.s:nodot.'\<catch\>" end="'.s:nodot.'\<end\>"me=s-1 contains=@juliaExpressions,juliaFinallyBlock'
+exec 'syntax region  juliaFinallyBlock	matchgroup=juliaException transparent contained start="'.s:nodot.'\<finally\>" end="'.s:nodot.'\<end\>"me=s-1 contains=@juliaExpressions'
+exec 'syntax match   juliaTypedef		"'.s:nodot.'\<\%(abstract\|typealias\|bitstype\)\>"'
 " AbstractBlock needs to come after to take precedence
-syntax region  juliaAbstractBlock	matchgroup=juliaBlKeyword start="\<abstract type\>" end="\<end\>" fold contains=@juliaExpressions
-syntax region  juliaPrimitiveBlock	matchgroup=juliaBlKeyword start="\<primitive type\>" end="\<end\>" fold contains=@juliaExpressions
+exec 'syntax region  juliaAbstractBlock	matchgroup=juliaBlKeyword start="'.s:nodot.'\<abstract type\>" end="'.s:nodot.'\<end\>" fold contains=@juliaExpressions'
+exec 'syntax region  juliaPrimitiveBlock	matchgroup=juliaBlKeyword start="'.s:nodot.'\<primitive type\>" end="'.s:nodot.'\<end\>" fold contains=@juliaExpressions'
 
 exec 'syntax region  juliaComprehensionFor	matchgroup=juliaComprehensionFor transparent contained start="\%([^[:space:],;:({[]\_s*\)\@'.s:d(80).'<=\<for\>" end="\ze[]);]" contains=@juliaExpressions,juliaComprehensionIf,juliaComprehensionFor'
-syntax match   juliaComprehensionIf	contained "\<if\>"
+exec 'syntax match   juliaComprehensionIf	contained "'.s:nodot.'\<if\>"'
 
 exec 'syntax match   juliaOuter    contained "\<outer\ze\s\+' . s:idregex . '\>"'