Mercurial > vim
annotate runtime/indent/occam.vim @ 35233:77fec85de3ed default tip
Added tag v9.1.0428 for changeset da656ac4b30ed29a9e12e456b3c4b3cbe1534f8d
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Tue, 21 May 2024 17:30:14 +0200 |
| parents | 6dd88e45d47d |
| children |
| rev | line source |
|---|---|
| 7 | 1 " Vim indent file |
| 2 " Language: occam | |
| 25880 | 3 " Maintainer: Mario Schweigler <ms44@kent.ac.uk> (Invalid email address) |
| 4 " Doug Kearns <dougkearns@gmail.com> | |
| 28379 | 5 " Last Change: 2022 Apr 06 |
| 7 | 6 |
| 7 " Only load this indent file when no other was loaded. | |
| 8 if exists("b:did_indent") | |
| 9 finish | |
| 10 endif | |
| 11 let b:did_indent = 1 | |
| 12 | |
| 13 "{{{ Settings | |
| 14 " Set the occam indent function | |
| 15 setlocal indentexpr=GetOccamIndent() | |
| 16 " Indent after new line and after initial colon | |
| 17 setlocal indentkeys=o,O,0=: | |
| 18 "}}} | |
| 19 | |
| 28379 | 20 let b:undo_indent = "setl inde< indk<" |
| 21 | |
| 7 | 22 " Only define the function once |
| 23 if exists("*GetOccamIndent") | |
| 24 finish | |
| 25 endif | |
|
3526
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
26 let s:keepcpo= &cpo |
|
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
27 set cpo&vim |
| 7 | 28 |
| 29 "{{{ Indent definitions | |
| 30 " Define carriage return indent | |
| 31 let s:FirstLevelIndent = '^\C\s*\(IF\|ALT\|PRI\s\+ALT\|PAR\|SEQ\|PRI\s\+PAR\|WHILE\|VALOF\|CLAIM\|FORKING\)\>\|\(--.*\)\@<!\(\<PROC\>\|??\|\<CASE\>\s*\(--.*\)\=\_$\)' | |
| 32 let s:FirstLevelNonColonEndIndent = '^\C\s*PROTOCOL\>\|\(--.*\)\@<!\<\(\(CHAN\|DATA\)\s\+TYPE\|FUNCTION\)\>' | |
| 33 let s:SecondLevelIndent = '^\C\s*\(IF\|ALT\|PRI\s\+ALT\)\>\|\(--.*\)\@<!?\s*\<CASE\>\s*\(--.*\)\=\_$' | |
| 34 let s:SecondLevelNonColonEndIndent = '\(--.*\)\@<!\<\(CHAN\|DATA\)\s\+TYPE\>' | |
| 35 | |
| 36 " Define colon indent | |
| 37 let s:ColonIndent = '\(--.*\)\@<!\<PROC\>' | |
| 38 let s:ColonNonColonEndIndent = '^\C\s*PROTOCOL\>\|\(--.*\)\@<!\<\(\(CHAN\|DATA\)\s\+TYPE\|FUNCTION\)\>' | |
| 39 | |
| 40 let s:ColonEnd = '\(--.*\)\@<!:\s*\(--.*\)\=$' | |
| 41 let s:ColonStart = '^\s*:\s*\(--.*\)\=$' | |
| 42 | |
| 43 " Define comment | |
| 44 let s:CommentLine = '^\s*--' | |
| 45 "}}} | |
| 46 | |
| 47 "{{{ function GetOccamIndent() | |
| 48 " Auxiliary function to get the correct indent for a line of occam code | |
| 49 function GetOccamIndent() | |
| 50 | |
| 51 " Ensure magic is on | |
| 52 let save_magic = &magic | |
| 53 setlocal magic | |
| 54 | |
| 55 " Get reference line number | |
| 56 let linenum = prevnonblank(v:lnum - 1) | |
| 57 while linenum > 0 && getline(linenum) =~ s:CommentLine | |
| 58 let linenum = prevnonblank(linenum - 1) | |
| 59 endwhile | |
| 60 | |
| 61 " Get current indent | |
| 62 let curindent = indent(linenum) | |
| 63 | |
| 64 " Get current line | |
| 65 let line = getline(linenum) | |
| 66 | |
| 67 " Get previous line number | |
| 68 let prevlinenum = prevnonblank(linenum - 1) | |
| 69 while prevlinenum > 0 && getline(prevlinenum) =~ s:CommentLine | |
| 70 let prevlinenum = prevnonblank(prevlinenum - 1) | |
| 71 endwhile | |
| 72 | |
| 73 " Get previous line | |
| 74 let prevline = getline(prevlinenum) | |
| 75 | |
| 76 " Colon indent | |
| 77 if getline(v:lnum) =~ s:ColonStart | |
| 78 | |
| 79 let found = 0 | |
| 80 | |
| 81 while found < 1 | |
| 82 | |
| 83 if line =~ s:ColonStart | |
| 84 let found = found - 1 | |
| 85 elseif line =~ s:ColonIndent || (line =~ s:ColonNonColonEndIndent && line !~ s:ColonEnd) | |
| 86 let found = found + 1 | |
| 87 endif | |
| 88 | |
| 89 if found < 1 | |
| 90 let linenum = prevnonblank(linenum - 1) | |
| 91 if linenum > 0 | |
| 92 let line = getline(linenum) | |
| 93 else | |
| 94 let found = 1 | |
| 95 endif | |
| 96 endif | |
| 97 | |
| 98 endwhile | |
| 99 | |
| 100 if linenum > 0 | |
| 101 let curindent = indent(linenum) | |
| 102 else | |
| 103 let colonline = getline(v:lnum) | |
| 104 let tabstr = '' | |
| 105 while strlen(tabstr) < &tabstop | |
| 106 let tabstr = ' ' . tabstr | |
| 107 endwhile | |
| 108 let colonline = substitute(colonline, '\t', tabstr, 'g') | |
| 109 let curindent = match(colonline, ':') | |
| 110 endif | |
| 111 | |
| 112 " Restore magic | |
| 113 if !save_magic|setlocal nomagic|endif | |
| 114 | |
| 115 return curindent | |
| 116 endif | |
| 117 | |
| 118 if getline(v:lnum) =~ '^\s*:' | |
| 119 let colonline = getline(v:lnum) | |
| 120 let tabstr = '' | |
| 121 while strlen(tabstr) < &tabstop | |
| 122 let tabstr = ' ' . tabstr | |
| 123 endwhile | |
| 124 let colonline = substitute(colonline, '\t', tabstr, 'g') | |
| 125 let curindent = match(colonline, ':') | |
| 126 | |
| 127 " Restore magic | |
| 128 if !save_magic|setlocal nomagic|endif | |
| 129 | |
| 130 return curindent | |
| 131 endif | |
| 132 | |
| 133 " Carriage return indenat | |
| 134 if line =~ s:FirstLevelIndent || (line =~ s:FirstLevelNonColonEndIndent && line !~ s:ColonEnd) | |
| 135 \ || (line !~ s:ColonStart && (prevline =~ s:SecondLevelIndent | |
| 136 \ || (prevline =~ s:SecondLevelNonColonEndIndent && prevline !~ s:ColonEnd))) | |
| 11518 | 137 let curindent = curindent + shiftwidth() |
| 7 | 138 |
| 139 " Restore magic | |
| 140 if !save_magic|setlocal nomagic|endif | |
| 141 | |
| 142 return curindent | |
| 143 endif | |
| 144 | |
| 145 " Commented line | |
| 146 if getline(prevnonblank(v:lnum - 1)) =~ s:CommentLine | |
| 147 | |
| 148 " Restore magic | |
| 149 if !save_magic|setlocal nomagic|endif | |
| 150 | |
| 151 return indent(prevnonblank(v:lnum - 1)) | |
| 152 endif | |
| 153 | |
| 154 " Look for previous second level IF / ALT / PRI ALT | |
| 155 let found = 0 | |
| 156 | |
| 157 while !found | |
| 158 | |
| 11518 | 159 if indent(prevlinenum) == curindent - shiftwidth() |
| 7 | 160 let found = 1 |
| 161 endif | |
| 162 | |
| 163 if !found | |
| 164 let prevlinenum = prevnonblank(prevlinenum - 1) | |
| 165 while prevlinenum > 0 && getline(prevlinenum) =~ s:CommentLine | |
| 166 let prevlinenum = prevnonblank(prevlinenum - 1) | |
| 167 endwhile | |
| 168 if prevlinenum == 0 | |
| 169 let found = 1 | |
| 170 endif | |
| 171 endif | |
| 172 | |
| 173 endwhile | |
| 174 | |
| 175 if prevlinenum > 0 | |
| 176 if getline(prevlinenum) =~ s:SecondLevelIndent | |
| 11518 | 177 let curindent = curindent + shiftwidth() |
| 7 | 178 endif |
| 179 endif | |
| 180 | |
| 181 " Restore magic | |
| 182 if !save_magic|setlocal nomagic|endif | |
| 183 | |
| 184 return curindent | |
| 185 | |
| 186 endfunction | |
| 187 "}}} | |
|
3526
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
188 |
|
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
189 let &cpo = s:keepcpo |
|
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
190 unlet s:keepcpo |