Mercurial > vim
annotate runtime/indent/occam.vim @ 18486:9d887cad7315
Added tag v8.1.2237 for changeset 63ee3c2b140fe1b4801389872a8e47aec19d028b
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Thu, 31 Oct 2019 20:00:04 +0100 |
| parents | 63b0b7b79b25 |
| children | 9c221ad9634a |
| rev | line source |
|---|---|
| 7 | 1 " Vim indent file |
| 2 " Language: occam | |
| 3 " Maintainer: Mario Schweigler <ms44@kent.ac.uk> | |
| 4 " Last Change: 23 April 2003 | |
| 5 | |
| 6 " Only load this indent file when no other was loaded. | |
| 7 if exists("b:did_indent") | |
| 8 finish | |
| 9 endif | |
| 10 let b:did_indent = 1 | |
| 11 | |
| 12 "{{{ Settings | |
| 13 " Set the occam indent function | |
| 14 setlocal indentexpr=GetOccamIndent() | |
| 15 " Indent after new line and after initial colon | |
| 16 setlocal indentkeys=o,O,0=: | |
| 17 "}}} | |
| 18 | |
| 19 " Only define the function once | |
| 20 if exists("*GetOccamIndent") | |
| 21 finish | |
| 22 endif | |
|
3526
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
23 let s:keepcpo= &cpo |
|
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
24 set cpo&vim |
| 7 | 25 |
| 26 "{{{ Indent definitions | |
| 27 " Define carriage return indent | |
| 28 let s:FirstLevelIndent = '^\C\s*\(IF\|ALT\|PRI\s\+ALT\|PAR\|SEQ\|PRI\s\+PAR\|WHILE\|VALOF\|CLAIM\|FORKING\)\>\|\(--.*\)\@<!\(\<PROC\>\|??\|\<CASE\>\s*\(--.*\)\=\_$\)' | |
| 29 let s:FirstLevelNonColonEndIndent = '^\C\s*PROTOCOL\>\|\(--.*\)\@<!\<\(\(CHAN\|DATA\)\s\+TYPE\|FUNCTION\)\>' | |
| 30 let s:SecondLevelIndent = '^\C\s*\(IF\|ALT\|PRI\s\+ALT\)\>\|\(--.*\)\@<!?\s*\<CASE\>\s*\(--.*\)\=\_$' | |
| 31 let s:SecondLevelNonColonEndIndent = '\(--.*\)\@<!\<\(CHAN\|DATA\)\s\+TYPE\>' | |
| 32 | |
| 33 " Define colon indent | |
| 34 let s:ColonIndent = '\(--.*\)\@<!\<PROC\>' | |
| 35 let s:ColonNonColonEndIndent = '^\C\s*PROTOCOL\>\|\(--.*\)\@<!\<\(\(CHAN\|DATA\)\s\+TYPE\|FUNCTION\)\>' | |
| 36 | |
| 37 let s:ColonEnd = '\(--.*\)\@<!:\s*\(--.*\)\=$' | |
| 38 let s:ColonStart = '^\s*:\s*\(--.*\)\=$' | |
| 39 | |
| 40 " Define comment | |
| 41 let s:CommentLine = '^\s*--' | |
| 42 "}}} | |
| 43 | |
| 44 "{{{ function GetOccamIndent() | |
| 45 " Auxiliary function to get the correct indent for a line of occam code | |
| 46 function GetOccamIndent() | |
| 47 | |
| 48 " Ensure magic is on | |
| 49 let save_magic = &magic | |
| 50 setlocal magic | |
| 51 | |
| 52 " Get reference line number | |
| 53 let linenum = prevnonblank(v:lnum - 1) | |
| 54 while linenum > 0 && getline(linenum) =~ s:CommentLine | |
| 55 let linenum = prevnonblank(linenum - 1) | |
| 56 endwhile | |
| 57 | |
| 58 " Get current indent | |
| 59 let curindent = indent(linenum) | |
| 60 | |
| 61 " Get current line | |
| 62 let line = getline(linenum) | |
| 63 | |
| 64 " Get previous line number | |
| 65 let prevlinenum = prevnonblank(linenum - 1) | |
| 66 while prevlinenum > 0 && getline(prevlinenum) =~ s:CommentLine | |
| 67 let prevlinenum = prevnonblank(prevlinenum - 1) | |
| 68 endwhile | |
| 69 | |
| 70 " Get previous line | |
| 71 let prevline = getline(prevlinenum) | |
| 72 | |
| 73 " Colon indent | |
| 74 if getline(v:lnum) =~ s:ColonStart | |
| 75 | |
| 76 let found = 0 | |
| 77 | |
| 78 while found < 1 | |
| 79 | |
| 80 if line =~ s:ColonStart | |
| 81 let found = found - 1 | |
| 82 elseif line =~ s:ColonIndent || (line =~ s:ColonNonColonEndIndent && line !~ s:ColonEnd) | |
| 83 let found = found + 1 | |
| 84 endif | |
| 85 | |
| 86 if found < 1 | |
| 87 let linenum = prevnonblank(linenum - 1) | |
| 88 if linenum > 0 | |
| 89 let line = getline(linenum) | |
| 90 else | |
| 91 let found = 1 | |
| 92 endif | |
| 93 endif | |
| 94 | |
| 95 endwhile | |
| 96 | |
| 97 if linenum > 0 | |
| 98 let curindent = indent(linenum) | |
| 99 else | |
| 100 let colonline = getline(v:lnum) | |
| 101 let tabstr = '' | |
| 102 while strlen(tabstr) < &tabstop | |
| 103 let tabstr = ' ' . tabstr | |
| 104 endwhile | |
| 105 let colonline = substitute(colonline, '\t', tabstr, 'g') | |
| 106 let curindent = match(colonline, ':') | |
| 107 endif | |
| 108 | |
| 109 " Restore magic | |
| 110 if !save_magic|setlocal nomagic|endif | |
| 111 | |
| 112 return curindent | |
| 113 endif | |
| 114 | |
| 115 if getline(v:lnum) =~ '^\s*:' | |
| 116 let colonline = getline(v:lnum) | |
| 117 let tabstr = '' | |
| 118 while strlen(tabstr) < &tabstop | |
| 119 let tabstr = ' ' . tabstr | |
| 120 endwhile | |
| 121 let colonline = substitute(colonline, '\t', tabstr, 'g') | |
| 122 let curindent = match(colonline, ':') | |
| 123 | |
| 124 " Restore magic | |
| 125 if !save_magic|setlocal nomagic|endif | |
| 126 | |
| 127 return curindent | |
| 128 endif | |
| 129 | |
| 130 " Carriage return indenat | |
| 131 if line =~ s:FirstLevelIndent || (line =~ s:FirstLevelNonColonEndIndent && line !~ s:ColonEnd) | |
| 132 \ || (line !~ s:ColonStart && (prevline =~ s:SecondLevelIndent | |
| 133 \ || (prevline =~ s:SecondLevelNonColonEndIndent && prevline !~ s:ColonEnd))) | |
| 11518 | 134 let curindent = curindent + shiftwidth() |
| 7 | 135 |
| 136 " Restore magic | |
| 137 if !save_magic|setlocal nomagic|endif | |
| 138 | |
| 139 return curindent | |
| 140 endif | |
| 141 | |
| 142 " Commented line | |
| 143 if getline(prevnonblank(v:lnum - 1)) =~ s:CommentLine | |
| 144 | |
| 145 " Restore magic | |
| 146 if !save_magic|setlocal nomagic|endif | |
| 147 | |
| 148 return indent(prevnonblank(v:lnum - 1)) | |
| 149 endif | |
| 150 | |
| 151 " Look for previous second level IF / ALT / PRI ALT | |
| 152 let found = 0 | |
| 153 | |
| 154 while !found | |
| 155 | |
| 11518 | 156 if indent(prevlinenum) == curindent - shiftwidth() |
| 7 | 157 let found = 1 |
| 158 endif | |
| 159 | |
| 160 if !found | |
| 161 let prevlinenum = prevnonblank(prevlinenum - 1) | |
| 162 while prevlinenum > 0 && getline(prevlinenum) =~ s:CommentLine | |
| 163 let prevlinenum = prevnonblank(prevlinenum - 1) | |
| 164 endwhile | |
| 165 if prevlinenum == 0 | |
| 166 let found = 1 | |
| 167 endif | |
| 168 endif | |
| 169 | |
| 170 endwhile | |
| 171 | |
| 172 if prevlinenum > 0 | |
| 173 if getline(prevlinenum) =~ s:SecondLevelIndent | |
| 11518 | 174 let curindent = curindent + shiftwidth() |
| 7 | 175 endif |
| 176 endif | |
| 177 | |
| 178 " Restore magic | |
| 179 if !save_magic|setlocal nomagic|endif | |
| 180 | |
| 181 return curindent | |
| 182 | |
| 183 endfunction | |
| 184 "}}} | |
|
3526
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
185 |
|
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
186 let &cpo = s:keepcpo |
|
dd6c2497c997
Fix more 'cpo' issues in runtime files.
Bram Moolenaar <bram@vim.org>
parents:
7
diff
changeset
|
187 unlet s:keepcpo |