Migrate all ftdetect to linguist

after/syntax/reason/graphql.vim

@@ -0,0 +1,37 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
+
+" Copyright (c) 2016-2020 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
+" Language: GraphQL
+" Maintainer: Jon Parise <jon@indelible.org>
+
+if exists('b:current_syntax')
+  let s:current_syntax = b:current_syntax
+  unlet b:current_syntax
+endif
+syn include @GraphQLSyntax syntax/graphql.vim
+if exists('s:current_syntax')
+  let b:current_syntax = s:current_syntax
+endif
+
+syntax region graphqlMultilineString matchgroup=reasonMultilineString start=+graphql\_s*\zs{|+ end=+|}+ contains=@GraphQLSyntax,reasonEscape,reasonEscapeUnicode,reasonEscapeError,reasonStringContinuation keepend
+
+endif