Current File : //usr/share/vim/vim91/indent/zig.vim
" Vim filetype indent file
" Language: Zig
" Upstream: https://github.com/ziglang/zig.vim
" Only load this indent file when no other was loaded.
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
if (!has("cindent") || !has("eval"))
finish
endif
setlocal cindent
" L0 -> 0 indent for jump labels (i.e. case statement in c).
" j1 -> indenting for "javascript object declarations"
" J1 -> see j1
" w1 -> starting a new line with `(` at the same indent as `(`
" m1 -> if `)` starts a line, match its indent with the first char of its
" matching `(` line
" (s -> use one indent, when starting a new line after a trailing `(`
setlocal cinoptions=L0,m1,(s,j1,J1,l1
" cinkeys: controls what keys trigger indent formatting
" 0{ -> {
" 0} -> }
" 0) -> )
" 0] -> ]
" !^F -> make CTRL-F (^F) reindent the current line when typed
" o -> when <CR> or `o` is used
" O -> when the `O` command is used
setlocal cinkeys=0{,0},0),0],!^F,o,O
setlocal indentexpr=GetZigIndent(v:lnum)
let b:undo_indent = "setlocal cindent< cinkeys< cinoptions< indentexpr<"
function! GetZigIndent(lnum)
let curretLineNum = a:lnum
let currentLine = getline(a:lnum)
" cindent doesn't handle multi-line strings properly, so force no indent
if currentLine =~ '^\s*\\\\.*'
return -1
endif
let prevLineNum = prevnonblank(a:lnum-1)
let prevLine = getline(prevLineNum)
" for lines that look like
" },
" };
" try treating them the same as a }
if prevLine =~ '\v^\s*},$'
if currentLine =~ '\v^\s*};$' || currentLine =~ '\v^\s*}$'
return indent(prevLineNum) - 4
endif
return indent(prevLineNum-1) - 4
endif
if currentLine =~ '\v^\s*},$'
return indent(prevLineNum) - 4
endif
if currentLine =~ '\v^\s*};$'
return indent(prevLineNum) - 4
endif
" cindent doesn't handle this case correctly:
" switch (1): {
" 1 => true,
" ~
" ^---- indents to here
if prevLine =~ '.*=>.*,$' && currentLine !~ '.*}$'
return indent(prevLineNum)
endif
return cindent(a:lnum)
endfunction
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