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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 08:50:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 08:50:31 +0000 |
commit | aed8ce9da277f5ecffe968b324f242c41c3b752a (patch) | |
tree | d2e538394cb7a8a7c42a4aac6ccf1a8e3256999b /runtime/indent/gdscript.vim | |
parent | Initial commit. (diff) | |
download | vim-aed8ce9da277f5ecffe968b324f242c41c3b752a.tar.xz vim-aed8ce9da277f5ecffe968b324f242c41c3b752a.zip |
Adding upstream version 2:9.0.1378.upstream/2%9.0.1378upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'runtime/indent/gdscript.vim')
-rw-r--r-- | runtime/indent/gdscript.vim | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/runtime/indent/gdscript.vim b/runtime/indent/gdscript.vim new file mode 100644 index 0000000..39f68c6 --- /dev/null +++ b/runtime/indent/gdscript.vim @@ -0,0 +1,148 @@ +vim9script + +# Vim indent file +# Language: gdscript (Godot game engine) +# Maintainer: Maxim Kim <habamax@gmail.com> +# Based on python indent file. + +if exists("b:did_indent") + finish +endif +b:did_indent = 1 + +var undo_opts = "setl indentexpr< indentkeys< lisp< autoindent<" + +if exists('b:undo_indent') + b:undo_indent ..= "|" .. undo_opts +else + b:undo_indent = undo_opts +endif + +setlocal nolisp +setlocal autoindent +setlocal indentexpr=GDScriptIndent() +setlocal indentkeys+=<:>,=elif,=except + + +def GDScriptIndent(): number + # If this line is explicitly joined: If the previous line was also joined, + # line it up with that one, otherwise add two 'shiftwidth' + if getline(v:lnum - 1) =~ '\\$' + if v:lnum > 1 && getline(v:lnum - 2) =~ '\\$' + return indent(v:lnum - 1) + endif + return indent(v:lnum - 1) + (shiftwidth() * 2) + endif + + # If the start of the line is in a string don't change the indent. + if has('syntax_items') && synIDattr(synID(v:lnum, 1, 1), "name") =~ "String$" + return -1 + endif + + # Search backwards for the previous non-empty line. + var plnum = prevnonblank(v:lnum - 1) + + if plnum == 0 + # This is the first non-empty line, use zero indent. + return 0 + endif + + var plindent = indent(plnum) + var plnumstart = plnum + + # Get the line and remove a trailing comment. + # Use syntax highlighting attributes when possible. + var pline = getline(plnum) + var pline_len = strlen(pline) + if has('syntax_items') + # If the last character in the line is a comment, do a binary search for + # the start of the comment. synID() is slow, a linear search would take + # too long on a long line. + if synIDattr(synID(plnum, pline_len, 1), "name") =~ "\\(Comment\\|Todo\\)$" + var min = 1 + var max = pline_len + while min < max + var col = (min + max) / 2 + if synIDattr(synID(plnum, col, 1), "name") =~ "\\(Comment\\|Todo\\)$" + max = col + else + min = col + 1 + endif + endwhile + pline = strpart(pline, 0, min - 1) + endif + else + var col = 0 + while col < pline_len + if pline[col] == '#' + pline = strpart(pline, 0, col) + break + endif + col = col + 1 + endwhile + endif + + + # When "inside" parenthesis: If at the first line below the parenthesis add + # one 'shiftwidth' ("inside" is simplified and not really checked) + # my_var = ( + # a + # + b + # + c + # ) + if pline =~ '[({\[]\s*$' + return indent(plnum) + shiftwidth() + endif + + + # If the previous line ended with a colon, indent this line + if pline =~ ':\s*$' + return plindent + shiftwidth() + endif + + # If the previous line was a stop-execution statement... + if getline(plnum) =~ '^\s*\(break\|continue\|raise\|return\|pass\)\>' + # See if the user has already dedented + if indent(v:lnum) > indent(plnum) - shiftwidth() + # If not, recommend one dedent + return indent(plnum) - shiftwidth() + endif + # Otherwise, trust the user + return -1 + endif + + # If the current line begins with a keyword that lines up with "try" + if getline(v:lnum) =~ '^\s*\(except\|finally\)\>' + var lnum = v:lnum - 1 + while lnum >= 1 + if getline(lnum) =~ '^\s*\(try\|except\)\>' + var ind = indent(lnum) + if ind >= indent(v:lnum) + return -1 # indent is already less than this + endif + return ind # line up with previous try or except + endif + lnum = lnum - 1 + endwhile + return -1 # no matching "try"! + endif + + + # If the current line begins with a header keyword, dedent + if getline(v:lnum) =~ '^\s*\(elif\|else\)\>' + + # Unless the previous line was a one-liner + if getline(plnumstart) =~ '^\s*\(for\|if\|try\)\>' + return plindent + endif + + # Or the user has already dedented + if indent(v:lnum) <= plindent - shiftwidth() + return -1 + endif + + return plindent - shiftwidth() + endif + + return -1 +enddef |