Mercurial > vim
view runtime/indent/cdl.vim @ 15467:6bfdffc67a8e
Added tag v8.1.0741 for changeset 435fcefd2c8e5d73bfd068072cb425a179f2415e
author | Bram Moolenaar <Bram@vim.org> |
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date | Sun, 13 Jan 2019 18:00:05 +0100 |
parents | 63b0b7b79b25 |
children | 4ab4ef0c48b1 |
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" Description: Comshare Dimension Definition Language (CDL) " Author: Raul Segura Acevedo <raulseguraaceved@netscape.net> " Last Change: Fri Nov 30 13:35:48 2001 CST if exists("b:did_indent") "finish endif let b:did_indent = 1 setlocal indentexpr=CdlGetIndent(v:lnum) setlocal indentkeys& setlocal indentkeys+==~else,=~endif,=~then,;,),= " Only define the function once. if exists("*CdlGetIndent") "finish endif " find out if an "...=..." expresion is an assignment (or a conditional) " it scans 'line' first, and then the previos lines fun! CdlAsignment(lnum, line) let f = -1 let lnum = a:lnum let line = a:line while lnum > 0 && f == -1 " line without members [a] of [b]:[c]... let inicio = 0 while 1 " keywords that help to decide let inicio = matchend(line, '\c\<\(expr\|\a*if\|and\|or\|not\|else\|then\|memberis\|\k\+of\)\>\|[<>;]', inicio) if inicio < 0 break endif " it's formula if there's a ';', 'elsE', 'theN', 'enDif' or 'expr' " conditional if there's a '<', '>', 'elseif', 'if', 'and', 'or', 'not', " 'memberis', 'childrenof' and other \k\+of funcions let f = line[inicio-1] =~? '[en;]' || strpart(line, inicio-4, 4) =~? 'ndif\|expr' endw let lnum = prevnonblank(lnum-1) let line = substitute(getline(lnum), '\c\(\[[^]]*]\(\s*of\s*\|:\)*\)\+', ' ', 'g') endw " if we hit the start of the file then f = -1, return 1 (formula) return f != 0 endf fun! CdlGetIndent(lnum) let thisline = getline(a:lnum) if match(thisline, '^\s*\(\k\+\|\[[^]]*]\)\s*\(,\|;\s*$\)') >= 0 " it's an attributes line return shiftwidth() elseif match(thisline, '^\c\s*\([{}]\|\/[*/]\|dimension\|schedule\|group\|hierarchy\|class\)') >= 0 " it's a header or '{' or '}' or a comment return 0 end let lnum = prevnonblank(a:lnum-1) " Hit the start of the file, use zero indent. if lnum == 0 return 0 endif " PREVIOUS LINE let ind = indent(lnum) let line = getline(lnum) let f = -1 " wether a '=' is a conditional or a asignment, -1 means we don't know yet " one 'closing' element at the beginning of the line has already reduced the " indent, but 'else', 'elseif' & 'then' increment it for the next line " '=' at the beginning has already de right indent (increased for asignments) let inicio = matchend(line, '^\c\s*\(else\a*\|then\|endif\|/[*/]\|[);={]\)') if inicio > 0 let c = line[inicio-1] " ')' and '=' don't change indent and are useless to set 'f' if c == '{' return shiftwidth() elseif c != ')' && c != '=' let f = 1 " all but 'elseif' are followed by a formula if c ==? 'n' || c ==? 'e' " 'then', 'else' let ind = ind + shiftwidth() elseif strpart(line, inicio-6, 6) ==? 'elseif' " elseif, set f to conditional let ind = ind + shiftwidth() let f = 0 end end end " remove members [a] of [b]:[c]... (inicio remainds valid) let line = substitute(line, '\c\(\[[^]]*]\(\s*of\s*\|:\)*\)\+', ' ', 'g') while 1 " search for the next interesting element let inicio=matchend(line, '\c\<if\|endif\|[()=;]', inicio) if inicio < 0 break end let c = line[inicio-1] " 'expr(...)' containing the formula if strpart(line, inicio-5, 5) ==? 'expr(' let ind = 0 let f = 1 elseif c == ')' || c== ';' || strpart(line, inicio-5, 5) ==? 'endif' let ind = ind - shiftwidth() elseif c == '(' || c ==? 'f' " '(' or 'if' let ind = ind + shiftwidth() else " c == '=' " if it is an asignment increase indent if f == -1 " we don't know yet, find out let f = CdlAsignment(lnum, strpart(line, 0, inicio)) end if f == 1 " formula increase it let ind = ind + shiftwidth() end end endw " CURRENT LINE, if it starts with a closing element, decrease indent " or if it starts with '=' (asignment), increase indent if match(thisline, '^\c\s*\(else\|then\|endif\|[);]\)') >= 0 let ind = ind - shiftwidth() elseif match(thisline, '^\s*=') >= 0 if f == -1 " we don't know yet if is an asignment, find out let f = CdlAsignment(lnum, "") end if f == 1 " formula increase it let ind = ind + shiftwidth() end end return ind endfun