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diff --git a/syntax/swift.vim b/syntax/swift.vim
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+" Language:    Swift<https://developer.apple.com/swift/>
+" Maintainer:  toyama satoshi <toyamarinyon@gmail.com>
+" URL:         http://github.com/toyamarinyon/vim-swift
+" License:     GPL
+
+" Bail if our syntax is already loaded.
+if exists('b:current_syntax') && b:current_syntax == 'swift'
+  finish
+endif
+
+" {{{ Whitespace and Comments
+syntax region swiftComment start=#\/\*# end=#\*\/#
+syntax match swiftComment /\/\/.*/
+highlight default link swiftComment Comment
+" }}}
+
+" {{{ Identifiers
+syntax match swiftIdentifier /[[:alpha:]_][[:alnum:]_]*/
+highlight default link swiftIdentifier Identifier
+" }}}
+
+" {{{ Keywords
+" Keywords used in declarations:
+syntax keyword swiftDeclarationKeywords class deinit enum extension func import init let protocol static struct subscript typealias var
+highlight default link swiftDeclarationKeywords Keyword
+" Keywords used in statements:
+syntax keyword swiftStatementKeywords break case continue default do else fallthrough if in for return switch where while
+highlight default link swiftStatementKeywords Keyword
+" Keywords used in expressions and types:
+syntax keyword swiftExpressionTypeKeywords as dynamicType is new super self Self Type __COLUMN__ __FILE__ __FUNCTION__ __LINE__
+highlight default link swiftExpressionTypeKeywords Keyword
+" Keywords reserved in particular contexts:
+syntax keyword swiftReserveKeywords associativity didSet get infix inout left mutating none nonmutating operator override postfix precedence prefix right set unowned unowned(safe) unowned(unsafe) weak willSet
+highlight default link swiftReserveKeywords Keyword
+" }}}
+
+" {{{ Literals
+" Integer literal
+syntax match swiftIntegerLiteral /\<\d\+\%(_\d\+\)*\%(\.\d\+\%(_\d\+\)*\)\=\>/
+syntax match swiftIntegerLiteral /\<\d\+\%(_\d\+\)*\%(\.\d\+\%(_\d\+\)*\)\=\%([eE][-+]\=\d\+\%(_\d\+\)*\)\>/
+syntax match swiftIntegerLiteral /\<0x\x\+\%(_\x\+\)*\>/
+syntax match swiftIntegerLiteral /\<0o\o\+\%(_\o\+\)*\>/
+syntax match swiftIntegerLiteral /\<0b[01]\+\%(_[01]\+\)*\>/
+highlight default link swiftIntegerLiteral Number
+" String literal
+syntax region swiftStringLiteral start=/"/ skip=/\\"/ end=/"/
+highlight default link swiftStringLiteral String
+" }}}
+
+" {{{ Operators
+syntax keyword swiftOperatorKeywords / = - + ! * % < > & \| ^ ~ .
+highlight default link swiftOperatorKeywords Operator
+" }}}
+
+" {{{ Type
+syntax match swiftTypeIdentifier /\<[[:alpha:]_][[:alnum:]_.]*/ contained
+syntax match swiftType /: .*/ contains=swiftTypeIdentifier
+highlight default link swiftType Operator
+highlight default link swiftTypeIdentifier Type
+" }}}
+
+if !exists('b:current_syntax')
+  let b:current_syntax = 'swift'
+endif