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-rw-r--r--syntax/hcl.vim112
1 files changed, 70 insertions, 42 deletions
diff --git a/syntax/hcl.vim b/syntax/hcl.vim
index d11c031b..7b6ab441 100644
--- a/syntax/hcl.vim
+++ b/syntax/hcl.vim
@@ -1,48 +1,76 @@
-if polyglot#init#is_disabled(expand('<sfile>:p'), 'hcl', 'syntax/hcl.vim')
+if polyglot#init#is_disabled(expand('<sfile>:p'), 'terraform', 'syntax/hcl.vim')
finish
endif
-
-if exists("b:current_syntax")
+" Forked from Larry Gilbert's syntax file
+" github.com/L2G/vim-syntax-terraform
+if exists('b:current_syntax')
finish
endif
-syn match hclEqual '='
-syn match hclSimpleString '"[^\"]*"'
-syn region hclComment display oneline start='\%\(^\|\s\)#' end='$'
-syn region hclComment display oneline start='\%\(^\|\s\)//' end='$'
-syn region hclInterpolation display oneline start='(' end=')' contains=hclInterpolation,hclSimpleString
-syn region hclSmartString display oneline start='"' end='"\s*$' contains=hclInterpolation
-
-syn keyword hclRootKeywords variable provider resource nextgroup=hclString,hclString skipwhite
-syn keyword hclRootKeywords default nextgroup=hclEquals skipwhite
-
-
-syn keyword hclAwsResourcesKeywords availability_zones desired_capacity force_delete health_check_grace_period health_check_type launch_configuration load_balancers max_size min_size name vpc_zone_identifier nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords allocated_storage availability_zone backup_retention_period backup_window db_subnet_group_name engine engine_version final_snapshot_identifier identifier instance_class iops maintenance_window multi_az name password port publicly_accessible security_group_names skip_final_snapshot username vpc_security_group_ids nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords cidr description ingress name security_group_id security_group_name security_group_owner_id source_security_group_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords description name subnet_ids nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords instance vpc nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords availability_zones health_check healthy_threshold instance_port instance_protocol instances internal interval lb_port lb_protocol listener name security_groups ssl_certificate_id subnets target timeout unhealthy_threshold nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords ami associate_public_ip_address availability_zone ebs_optimized iam_instance_profile instance_type key_name private_ip security_groups source_dest_check subnet_id tags user_data nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords vpc_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords iam_instance_profile image_id instance_type key_name name name_prefix security_groups user_data nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords name records ttl type zone_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords name nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords route_table_id subnet_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords cidr_block gateway_id instance_id route vpc_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords acl bucket nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords cidr_blocks description from_port ingress name owner_id protocol security_groups self tags to_port vpc_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords availability_zone- cidr_block map_public_ip_on_launch vpc_id nextgroup=hclEquals,hclString skipwhite
-syn keyword hclAwsResourcesKeywords cidr_block enable_dns_hostnames enable_dns_support tags nextgroup=hclEquals,hclString skipwhite
-
-
-hi def link hclComment Comment
-hi def link hclEqual Operator
-hi def link hclRootKeywords Statement
-hi def link hclAwsResourcesKeywords Type
-hi def link hclSmartString String
-hi def link hclInterpolation String
-hi def link hclSimpleString PreProc
-
-let b:current_syntax = "hcl"
+let s:cpo_save = &cpoptions
+set cpoptions&vim
+
+" Identifiers are made up of alphanumeric characters, underscores, and
+" hyphens.
+if has('patch-7.4.1142')
+ syn iskeyword a-z,A-Z,48-57,_,-
+endif
+
+syn case match
+
+" A block is introduced by a type, some number of labels - which are either
+" strings or identifiers - and an opening curly brace. Match the type.
+syn match hclBlockType /^\s*\zs\K\k*\ze\s\+\(\("\K\k*"\|\K\k*\)\s\+\)*{/
+
+" An attribute name is an identifier followed by an equals sign.
+syn match hclAttributeAssignment /\(\K\k*\.\)*\K\k*\s\+=\s/ contains=hclAttributeName
+syn match hclAttributeName /\<\K\k*\>/ contained
+
+syn keyword hclValueBool true false
+
+syn keyword hclTodo contained TODO FIXME XXX BUG
+syn region hclComment start="/\*" end="\*/" contains=hclTodo,@Spell
+syn region hclComment start="#" end="$" contains=hclTodo,@Spell
+syn region hclComment start="//" end="$" contains=hclTodo,@Spell
+
+""" misc.
+syn match hclValueDec "\<[0-9]\+\([kKmMgG]b\?\)\?\>"
+syn match hclValueHexaDec "\<0x[0-9a-f]\+\([kKmMgG]b\?\)\?\>"
+syn match hclBraces "[\[\]]"
+
+""" skip \" and \\ in strings.
+syn region hclValueString start=/"/ skip=/\\\\\|\\"/ end=/"/ contains=hclStringInterp
+syn region hclStringInterp matchgroup=hclBraces start=/\(^\|[^$]\)\$\zs{/ end=/}/ contained contains=ALLBUT,hclAttributeName
+syn region hclHereDocText start=/<<-\?\z([a-z0-9A-Z]\+\)/ end=/^\s*\z1/ contains=hclStringInterp
+
+"" Functions.
+syn match hclFunction "[a-z0-9]\+(\@="
+
+""" HCL2
+syn keyword hclRepeat for in
+syn keyword hclConditional if
+syn keyword hclValueNull null
+
+" enable block folding
+syn region hclBlockBody matchgroup=hclBraces start="{" end="}" fold transparent
+
+hi def link hclComment Comment
+hi def link hclTodo Todo
+hi def link hclBraces Delimiter
+hi def link hclAttributeName Identifier
+hi def link hclBlockType Type
+hi def link hclValueBool Boolean
+hi def link hclValueDec Number
+hi def link hclValueHexaDec Number
+hi def link hclValueString String
+hi def link hclHereDocText String
+hi def link hclFunction Function
+hi def link hclRepeat Repeat
+hi def link hclConditional Conditional
+hi def link hclValueNull Constant
+
+let b:current_syntax = 'hcl'
+
+let &cpoptions = s:cpo_save
+unlet s:cpo_save