57 lines
1.4 KiB
VimL
57 lines
1.4 KiB
VimL
" Vim indent file
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" Language: Minnow
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" Maintainer: Jason Turner <jason 'at' emptycrate.com>
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" Only load this indent file when no other was loaded.
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if exists("b:did_indent")
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finish
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endif
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let b:did_indent = 1
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setlocal indentexpr=GetMinnowIndent()
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" To make Vim call GetMinnowIndent() when it finds '\s*end'
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" on the current line ('else' is default and includes 'elseif').
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setlocal indentkeys+=0=end
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setlocal autoindent
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" Only define the function once.
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if exists("*GetMinnowIndent")
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finish
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endif
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function! GetMinnowIndent()
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" Find a non-blank line above the current line.
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let lnum = prevnonblank(v:lnum - 1)
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" Hit the start of the file, use zero indent.
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if lnum == 0
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return 0
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endif
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" Add a 'shiftwidth' after lines that start a block:
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" 'function', 'if', 'for', 'while', 'repeat', 'else', 'elseif', '{'
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let ind = indent(lnum)
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let flag = 0
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let prevline = getline(lnum)
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if prevline =~ '^.*{.*'
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let ind = ind + &shiftwidth
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let flag = 1
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endif
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" Subtract a 'shiftwidth' after lines ending with
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" 'end' when they begin with 'while', 'if', 'for', etc. too.
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if flag == 1 && prevline =~ '.*{.*}.*'
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let ind = ind - &shiftwidth
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endif
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" Subtract a 'shiftwidth' on end, else (and elseif), until and '}'
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" This is the part that requires 'indentkeys'.
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if getline(v:lnum) =~ '^\s*\%(}\)'
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let ind = ind - &shiftwidth
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endif
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return ind
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endfunction
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