/
org.go
102 lines (100 loc) · 5.53 KB
/
org.go
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package o
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Org mode lexer.
var Org = internal.Register(MustNewLexer(
&Config{
Name: "Org Mode",
Aliases: []string{"org", "orgmode"},
Filenames: []string{"*.org"},
MimeTypes: []string{"text/org"}, // https://lists.gnu.org/r/emacs-orgmode/2017-09/msg00087.html
},
Rules{
"root": {
{`^# .*$`, Comment, nil},
// Headings
{`^(\*)( COMMENT)( .*)$`, ByGroups(GenericHeading, NameEntity, GenericStrong), nil},
{`^(\*\*+)( COMMENT)( .*)$`, ByGroups(GenericSubheading, NameEntity, Text), nil},
{`^(\*)( DONE)( .*)$`, ByGroups(GenericHeading, LiteralStringRegex, GenericStrong), nil},
{`^(\*\*+)( DONE)( .*)$`, ByGroups(GenericSubheading, LiteralStringRegex, Text), nil},
{`^(\*)( TODO)( .*)$`, ByGroups(GenericHeading, Error, GenericStrong), nil},
{`^(\*\*+)( TODO)( .*)$`, ByGroups(GenericSubheading, Error, Text), nil},
{`^(\*)( .+?)( :[a-zA-Z0-9_@:]+:)$`, ByGroups(GenericHeading, GenericStrong, GenericEmph), nil}, // Level 1 heading with tags
{`^(\*)( .+)$`, ByGroups(GenericHeading, GenericStrong), nil}, // // Level 1 heading with NO tags
{`^(\*\*+)( .+?)( :[a-zA-Z0-9_@:]+:)$`, ByGroups(GenericSubheading, Text, GenericEmph), nil}, // Level 2+ heading with tags
{`^(\*\*+)( .+)$`, ByGroups(GenericSubheading, Text), nil}, // Level 2+ heading with NO tags
// Checkbox lists
{`^( *)([+-] )(\[[ X]\])( .+)$`, ByGroups(Text, Keyword, Keyword, UsingSelf("inline")), nil},
{`^( +)(\* )(\[[ X]\])( .+)$`, ByGroups(Text, Keyword, Keyword, UsingSelf("inline")), nil},
// Definition lists
{`^( *)([+-] )([^ \n]+ ::)( .+)$`, ByGroups(Text, Keyword, Keyword, UsingSelf("inline")), nil},
{`^( +)(\* )([^ \n]+ ::)( .+)$`, ByGroups(Text, Keyword, Keyword, UsingSelf("inline")), nil},
// Unordered lists
{`^( *)([+-] )(.+)$`, ByGroups(Text, Keyword, UsingSelf("inline")), nil},
{`^( +)(\* )(.+)$`, ByGroups(Text, Keyword, UsingSelf("inline")), nil},
// Ordered lists
{`^( *)([0-9]+[.)])( \[@[0-9]+\])( .+)$`, ByGroups(Text, Keyword, GenericEmph, UsingSelf("inline")), nil},
{`^( *)([0-9]+[.)])( .+)$`, ByGroups(Text, Keyword, UsingSelf("inline")), nil},
// Dynamic Blocks
{`(?i)^( *#\+begin: )([^ ]+)([\w\W]*?\n)([\w\W]*?)(^ *#\+end: *$)`, ByGroups(Comment, CommentSpecial, Comment, UsingSelf("inline"), Comment), nil},
// Blocks
// - Comment Blocks
{`(?i)^( *#\+begin_comment *\n)([\w\W]*?)(^ *#\+end_comment *$)`, ByGroups(Comment, Comment, Comment), nil},
// - Src Blocks
{`(?i)^( *#\+begin_src )([^ \n]+)(.*?\n)([\w\W]*?)(^ *#\+end_src *$)`,
UsingByGroup(
internal.Get,
2, 4,
Comment, CommentSpecial, Comment, Text, Comment,
),
nil,
},
// - Export Blocks
{`(?i)^( *#\+begin_export )(\w+)( *\n)([\w\W]*?)(^ *#\+end_export *$)`,
UsingByGroup(
internal.Get,
2, 4,
Comment, CommentSpecial, Text, Text, Comment,
),
nil,
},
// - Org Special, Example, Verse, etc. Blocks
{`(?i)^( *#\+begin_)(\w+)( *\n)([\w\W]*?)(^ *#\+end_\2)( *$)`, ByGroups(Comment, Comment, Text, Text, Comment, Text), nil},
// Keywords
{`^(#\+\w+)(:.*)$`, ByGroups(CommentSpecial, Comment), nil}, // Other Org keywords like #+title
// Properties and Drawers
{`(?i)^( *:\w+: *\n)([\w\W]*?)(^ *:end: *$)`, ByGroups(Comment, CommentSpecial, Comment), nil},
// Line break operator
{`^(.*)(\\\\)$`, ByGroups(UsingSelf("inline"), Operator), nil},
// Deadline/Scheduled
{`(?i)^( *(?:DEADLINE|SCHEDULED): )(<[^<>]+?> *)$`, ByGroups(Comment, CommentSpecial), nil}, // DEADLINE/SCHEDULED: <datestamp>
// DONE state CLOSED
{`(?i)^( *CLOSED: )(\[[^][]+?\] *)$`, ByGroups(Comment, CommentSpecial), nil}, // CLOSED: [datestamp]
// All other lines
Include("inline"),
},
"inline": {
{`(\s)*(\*[^ \n*][^*]+?[^ \n*]\*)((?=\W|\n|$))`, ByGroups(Text, GenericStrong, Text), nil}, // Bold
{`(\s)*(/[^/]+?/)((?=\W|\n|$))`, ByGroups(Text, GenericEmph, Text), nil}, // Italic
{`(\s)*(=[^\n=]+?=)((?=\W|\n|$))`, ByGroups(Text, NameClass, Text), nil}, // Verbatim
{`(\s)*(~[^\n~]+?~)((?=\W|\n|$))`, ByGroups(Text, NameClass, Text), nil}, // Code
{`(\s)*(\+[^+]+?\+)((?=\W|\n|$))`, ByGroups(Text, GenericDeleted, Text), nil}, // Strikethrough
{`(\s)*(_[^_]+?_)((?=\W|\n|$))`, ByGroups(Text, GenericUnderline, Text), nil}, // Underline
{`(<)([^<>]+?)(>)`, ByGroups(Text, String, Text), nil}, // <datestamp>
{`[{]{3}[^}]+[}]{3}`, NameBuiltin, nil}, // {{{macro(foo,1)}}}
{`([^[])(\[fn:)([^]]+?)(\])([^]])`, ByGroups(Text, NameBuiltinPseudo, LiteralString, NameBuiltinPseudo, Text), nil}, // [fn:1]
// Links
{`(\[\[)([^][]+?)(\]\[)([^][]+)(\]\])`, ByGroups(Text, NameAttribute, Text, NameTag, Text), nil}, // [[link][descr]]
{`(\[\[)([^][]+?)(\]\])`, ByGroups(Text, NameAttribute, Text), nil}, // [[link]]
{`(<<)([^<>]+?)(>>)`, ByGroups(Text, NameAttribute, Text), nil}, // <<targetlink>>
// Tables
{`^( *)(\|[ -].*?[ -]\|)$`, ByGroups(Text, String), nil},
// Blank lines, newlines
{`\n`, Text, nil},
// Any other text
{`.`, Text, nil},
},
},
))