25
25
" According to RFC 2822 any printable ASCII character can appear in a field
26
26
" name, except ':'.
27
syn region mailHeader contains=@mailHeaderFields,@NoSpell start="^From .*\d\d\d\d$" skip="^\s" end="\v^[!-9;-~]*([^!-~]|$)"me=s-1
27
syn region mailHeader contains=@mailHeaderFields,@NoSpell start="^From .*\d\d\d\d$" skip="^\s" end="\v^[!-9;-~]*([^!-~]|$)"me=s-1 fold
28
28
syn match mailHeaderKey contained contains=mailEmail,@NoSpell "^From\s.*\d\d\d\d$"
30
" Nothing else depends on case.
33
" Headers in properly quoted (with "> " or ">") emails are matched
34
syn region mailHeader keepend contains=@mailHeaderFields,@mailQuoteExps,@NoSpell start="^\z(\(> \?\)*\)\v(newsgroups|x-([a-z\-])*|path|xref|message-id|from|((in-)?reply-)?to|b?cc|subject|return-path|received|date|replied):" skip="^\z1\s" end="\v^\z1[!-9;-~]*([^!-~]|$)"me=s-1 end="\v^\z1@!"me=s-1 end="\v^\z1(\> ?)+"me=s-1 fold
30
37
syn match mailHeaderKey contained contains=mailHeaderEmail,mailEmail,@NoSpell "\v(^(\> ?)*)@<=(Newsgroups|Followup-To|Message-ID|Supersedes|Control):.*$"
33
" Nothing else depends on case. Headers in properly quoted (with "> " or ">")
35
syn region mailHeader keepend contains=@mailHeaderFields,@mailQuoteExps,@NoSpell start="^\z(\(> \?\)*\)\v(newsgroups|x-([a-z\-])*|path|xref|message-id|from|((in-)?reply-)?to|b?cc|subject|return-path|received|date|replied):" skip="^\z1\s" end="\v^\z1[!-9;-~]*([^!-~]|$)"me=s-1 end="\v^\z1@!"me=s-1 end="\v^\z1(\> ?)+"me=s-1
37
40
syn region mailHeaderKey contained contains=mailHeaderEmail,mailEmail,@mailQuoteExps,@NoSpell start="\v(^(\> ?)*)@<=(to|b?cc):" skip=",$" end="$"
38
syn match mailHeaderKey contained contains=mailHeaderEmail,mailEmail,@NoSpell "\v(^(\> ?)*)@<=(from|reply-to):.*$"
41
syn match mailHeaderKey contained contains=mailHeaderEmail,mailEmail,@NoSpell "\v(^(\> ?)*)@<=(from|reply-to):.*$" fold
39
42
syn match mailHeaderKey contained contains=@NoSpell "\v(^(\> ?)*)@<=date:"
40
syn match mailSubject contained "\v^subject:.*$"
43
syn match mailSubject contained "\v^subject:.*$" fold
41
44
syn match mailSubject contained contains=@NoSpell "\v(^(\> ?)+)@<=subject:.*$"
43
46
" Anything in the header between < and > is an email address
44
47
syn match mailHeaderEmail contained contains=@NoSpell "<.\{-}>"
46
49
" Mail Signatures. (Begin with "-- ", end with change in quote level)
47
syn region mailSignature keepend contains=@mailLinks,@mailQuoteExps start="^--\s$" end="^$" end="^\(> \?\)\+"me=s-1
48
syn region mailSignature keepend contains=@mailLinks,@mailQuoteExps,@NoSpell start="^\z(\(> \?\)\+\)--\s$" end="^\z1$" end="^\z1\@!"me=s-1 end="^\z1\(> \?\)\+"me=s-1
50
syn region mailSignature keepend contains=@mailLinks,@mailQuoteExps start="^--\s$" end="^$" end="^\(> \?\)\+"me=s-1 fold
51
syn region mailSignature keepend contains=@mailLinks,@mailQuoteExps,@NoSpell start="^\z(\(> \?\)\+\)--\s$" end="^\z1$" end="^\z1\@!"me=s-1 end="^\z1\(> \?\)\+"me=s-1 fold
53
" Treat verbatim Text special.
54
syn region mailVerbatim contains=@NoSpell keepend start="^#v+$" end="^#v-$" fold
55
syn region mailVerbatim contains=@mailQuoteExps,@NoSpell start="^\z(\(> \?\)\+\)#v+$" end="\z1#v-$" fold
50
57
" URLs start with a known protocol or www,web,w3.
51
58
syn match mailURL contains=@NoSpell `\v<(((https?|ftp|gopher)://|(mailto|file|news):)[^' <>"]+|(www|web|w3)[a-z0-9_-]*\.[a-z0-9._-]+\.[^' <>"]+)[a-z0-9/]`
59
66
syn match mailQuoteExp5 contained "\v^(\> ?){5}"
60
67
syn match mailQuoteExp6 contained "\v^(\> ?){6}"
62
" Even and odd quoted lines. order is imporant here!
63
syn match mailQuoted1 contains=mailHeader,@mailLinks,mailSignature,@NoSpell "^\([a-z]\+>\|[]|}>]\).*$"
64
syn match mailQuoted2 contains=mailHeader,@mailLinks,mailSignature,@NoSpell "^\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{2}.*$"
65
syn match mailQuoted3 contains=mailHeader,@mailLinks,mailSignature,@NoSpell "^\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{3}.*$"
66
syn match mailQuoted4 contains=mailHeader,@mailLinks,mailSignature,@NoSpell "^\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{4}.*$"
67
syn match mailQuoted5 contains=mailHeader,@mailLinks,mailSignature,@NoSpell "^\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{5}.*$"
68
syn match mailQuoted6 contains=mailHeader,@mailLinks,mailSignature,@NoSpell "^\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{6}.*$"
69
" Even and odd quoted lines. Order is important here!
70
syn region mailQuoted6 keepend contains=mailVerbatim,mailHeader,@mailLinks,mailSignature,@NoSpell start="^\z(\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{5}\([a-z]\+>\|[]|}>]\)\)" end="^\z1\@!" fold
71
syn region mailQuoted5 keepend contains=mailQuoted6,mailVerbatim,mailHeader,@mailLinks,mailSignature,@NoSpell start="^\z(\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{4}\([a-z]\+>\|[]|}>]\)\)" end="^\z1\@!" fold
72
syn region mailQuoted4 keepend contains=mailQuoted5,mailQuoted6,mailVerbatim,mailHeader,@mailLinks,mailSignature,@NoSpell start="^\z(\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{3}\([a-z]\+>\|[]|}>]\)\)" end="^\z1\@!" fold
73
syn region mailQuoted3 keepend contains=mailQuoted4,mailQuoted5,mailQuoted6,mailVerbatim,mailHeader,@mailLinks,mailSignature,@NoSpell start="^\z(\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{2}\([a-z]\+>\|[]|}>]\)\)" end="^\z1\@!" fold
74
syn region mailQuoted2 keepend contains=mailQuoted3,mailQuoted4,mailQuoted5,mailQuoted6,mailVerbatim,mailHeader,@mailLinks,mailSignature,@NoSpell start="^\z(\(\([a-z]\+>\|[]|}>]\)[ \t]*\)\{1}\([a-z]\+>\|[]|}>]\)\)" end="^\z1\@!" fold
75
syn region mailQuoted1 keepend contains=mailQuoted2,mailQuoted3,mailQuoted4,mailQuoted5,mailQuoted6,mailVerbatim,mailHeader,@mailLinks,mailSignature,@NoSpell start="^\z([a-z]\+>\|[]|}>]\)" end="^\z1\@!" fold
70
77
" Need to sync on the header. Assume we can do that within 100 lines
71
78
if exists("mail_minlines")
added
removed
runtime/syntax/mail.vim
