| " Vim indent file |
| " Language: Dylan |
| " Version: 0.01 |
| " Last Change: 2003 Feb 04 |
| " Maintainer: Brent A. Fulgham <bfulgham@debian.org> |
| |
| " Only load this indent file when no other was loaded. |
| if exists("b:did_indent") |
| finish |
| endif |
| let b:did_indent = 1 |
| |
| setlocal indentkeys+==~begin,=~block,=~case,=~cleanup,=~define,=~end,=~else,=~elseif,=~exception,=~for,=~finally,=~if,=~otherwise,=~select,=~unless,=~while |
| |
| " Define the appropriate indent function but only once |
| setlocal indentexpr=DylanGetIndent() |
| if exists("*DylanGetIndent") |
| finish |
| endif |
| |
| function DylanGetIndent() |
| " Get the line to be indented |
| let cline = getline(v:lnum) |
| |
| " Don't reindent comments on first column |
| if cline =~ '^/\[/\*]' |
| return 0 |
| endif |
| |
| "Find the previous non-blank line |
| let lnum = prevnonblank(v:lnum - 1) |
| "Use zero indent at the top of the file |
| if lnum == 0 |
| return 0 |
| endif |
| |
| let prevline=getline(lnum) |
| let ind = indent(lnum) |
| let chg = 0 |
| |
| " If previous line was a comment, use its indent |
| if prevline =~ '^\s*//' |
| return ind |
| endif |
| |
| " If previous line was a 'define', indent |
| if prevline =~? '\(^\s*\(begin\|block\|case\|define\|else\|elseif\|for\|finally\|if\|select\|unless\|while\)\|\s*\S*\s*=>$\)' |
| let chg = &sw |
| " local methods indent the shift-width, plus 6 for the 'local' |
| elseif prevline =~? '^\s*local' |
| let chg = &sw + 6 |
| " If previous line was a let with no closing semicolon, indent |
| elseif prevline =~? '^\s*let.*[^;]\s*$' |
| let chg = &sw |
| " If previous line opened a parenthesis, and did not close it, indent |
| elseif prevline =~ '^.*(\s*[^)]*\((.*)\)*[^)]*$' |
| return = match( prevline, '(.*\((.*)\|[^)]\)*.*$') + 1 |
| "elseif prevline =~ '^.*(\s*[^)]*\((.*)\)*[^)]*$' |
| elseif prevline =~ '^[^(]*)\s*$' |
| " This line closes a parenthesis. Find opening |
| let curr_line = prevnonblank(lnum - 1) |
| while curr_line >= 0 |
| let str = getline(curr_line) |
| if str !~ '^.*(\s*[^)]*\((.*)\)*[^)]*$' |
| let curr_line = prevnonblank(curr_line - 1) |
| else |
| break |
| endif |
| endwhile |
| if curr_line < 0 |
| return -1 |
| endif |
| let ind = indent(curr_line) |
| " Although we found the closing parenthesis, make sure this |
| " line doesn't start with an indentable command: |
| let curr_str = getline(curr_line) |
| if curr_str =~? '^\s*\(begin\|block\|case\|define\|else\|elseif\|for\|finally\|if\|select\|unless\|while\)' |
| let chg = &sw |
| endif |
| endif |
| |
| " If a line starts with end, un-indent (even if we just indented!) |
| if cline =~? '^\s*\(cleanup\|end\|else\|elseif\|exception\|finally\|otherwise\)' |
| let chg = chg - &sw |
| endif |
| |
| return ind + chg |
| endfunction |
| |
| " vim:sw=2 tw=130 |