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Diffstat (limited to 'vim71/indent/idlang.vim')
| -rw-r--r-- | vim71/indent/idlang.vim | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/vim71/indent/idlang.vim b/vim71/indent/idlang.vim new file mode 100644 index 0000000..97c31ad --- /dev/null +++ b/vim71/indent/idlang.vim @@ -0,0 +1,63 @@ +" IDL (Interactive Data Language) indent file. +" Language: IDL (ft=idlang) +" Last change: 2002 Sep 23 +" Maintainer: Aleksandar Jelenak <ajelenak AT yahoo.com> + +" Only load this indent file when no other was loaded. +if exists("b:did_indent") + finish +endif +let b:did_indent = 1 + +setlocal indentkeys=o,O,0=endif,0=ENDIF,0=endelse,0=ENDELSE,0=endwhile, + \0=ENDWHILE,0=endfor,0=ENDFOR,0=endrep,0=ENDREP + +setlocal indentexpr=GetIdlangIndent(v:lnum) + +" Only define the function once. +if exists("*GetIdlangIndent") + finish +endif + +function GetIdlangIndent(lnum) + " First non-empty line above the current line. + let pnum = prevnonblank(v:lnum-1) + " v:lnum is the first non-empty line -- zero indent. + if pnum == 0 + return 0 + endif + " Second non-empty line above the current line. + let pnum2 = prevnonblank(pnum-1) + + " Current indent. + let curind = indent(pnum) + + " Indenting of continued lines. + if getline(pnum) =~ '\$\s*\(;.*\)\=$' + if getline(pnum2) !~ '\$\s*\(;.*\)\=$' + let curind = curind+&sw + endif + else + if getline(pnum2) =~ '\$\s*\(;.*\)\=$' + let curind = curind-&sw + endif + endif + + " Indenting blocks of statements. + if getline(v:lnum) =~? '^\s*\(endif\|endelse\|endwhile\|endfor\|endrep\)\>' + if getline(pnum) =~? 'begin\>' + elseif indent(v:lnum) > curind-&sw + let curind = curind-&sw + else + return -1 + endif + elseif getline(pnum) =~? 'begin\>' + if indent(v:lnum) < curind+&sw + let curind = curind+&sw + else + return -1 + endif + endif + return curind +endfunction + |