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-rw-r--r--runtime/syntax/wdl.vim41
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diff --git a/runtime/syntax/wdl.vim b/runtime/syntax/wdl.vim
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+" Vim syntax file
+" Language: wdl
+" Maintainer: Matt Dunford (zenmatic@gmail.com)
+" URL: https://github.com/zenmatic/vim-syntax-wdl
+" Last Change: 2022 Nov 24
+
+" https://github.com/openwdl/wdl
+
+" quit when a (custom) syntax file was already loaded
+if exists("b:current_syntax")
+ finish
+endif
+
+syn case match
+
+syn keyword wdlStatement alias task input command runtime input output workflow call scatter import as meta parameter_meta in version
+syn keyword wdlConditional if then else
+syn keyword wdlType struct Array String File Int Float Boolean Map Pair Object
+
+syn keyword wdlFunctions stdout stderr read_lines read_tsv read_map read_object read_objects read_json read_int read_string read_float read_boolean write_lines write_tsv write_map write_object write_objects write_json size sub range transpose zip cross length flatten prefix select_first defined basename floor ceil round
+
+syn region wdlCommandSection start="<<<" end=">>>"
+
+syn region wdlString start=+"+ skip=+\\\\\|\\"+ end=+"+
+syn region wdlString start=+'+ skip=+\\\\\|\\'+ end=+'+
+
+" Comments; their contents
+syn keyword wdlTodo contained TODO FIXME XXX BUG
+syn cluster wdlCommentGroup contains=wdlTodo
+syn region wdlComment start="#" end="$" contains=@wdlCommentGroup
+
+hi def link wdlStatement Statement
+hi def link wdlConditional Conditional
+hi def link wdlType Type
+hi def link wdlFunctions Function
+hi def link wdlString String
+hi def link wdlCommandSection String
+hi def link wdlComment Comment
+hi def link wdlTodo Todo
+
+let b:current_syntax = 'wdl'