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feat(snip): expand into next line with correct indent (#13)

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* New snippet type. Expand from nonempty line into next line.

* Fix trigger to ' dm' instead of 'dm'

* style: format code

* minor: improve regex

---------

Co-authored-by: arne314 <73391160+arne314@users.noreply.github.com>
This commit is contained in:
Eagle4398
2025-03-22 10:02:26 +01:00
committed by GitHub
parent ca3fcec66c
commit ec5caf32a8
2 changed files with 27 additions and 0 deletions
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21
lua/typstar/autosnippets.lua
View File

@@ -32,6 +32,16 @@ function M.cap(i)
return luasnip.function_node(function(_, snip) return snip.captures[i] end) return luasnip.function_node(function(_, snip) return snip.captures[i] end)
end end
function M.leading_white_spaces(i)
-- isolate whitespaces of captured group
return luasnip.function_node(function(_, snip)
local capture = snip.captures[i] or '' -- Return capture or empty string if nil
-- Extract only leading whitespace using pattern matching
local whitespace = capture:match('^%s*') or ''
return whitespace
end)
end
function M.visual(idx, default) function M.visual(idx, default)
default = default or '' default = default or ''
return luasnip.dynamic_node(idx, function(args, parent) return luasnip.dynamic_node(idx, function(args, parent)
@@ -70,6 +80,17 @@ function M.start_snip(trigger, expand, insert, condition, priority)
return M.snip('^(\\s*)' .. trigger, '<>' .. expand, { M.cap(1), unpack(insert) }, condition, priority) return M.snip('^(\\s*)' .. trigger, '<>' .. expand, { M.cap(1), unpack(insert) }, condition, priority)
end end
function M.start_snip_in_newl(trigger, expand, insert, condition, priority)
return M.snip(
'([^\\s]\\s+)' .. trigger,
'<>\n<>' .. expand,
{ M.cap(1), M.leading_white_spaces(1), unpack(insert) },
condition,
priority,
false
)
end
local alts_regex = '[\\[\\(](.*|.*)[\\)\\]]' local alts_regex = '[\\[\\(](.*|.*)[\\)\\]]'
function M.engine(trigger, opts) function M.engine(trigger, opts)

6
lua/typstar/snippets/markup.lua
View File

@@ -43,6 +43,12 @@ end
return { return {
start('dm', '$\n<>\t<>\n<>$', { cap(1), visual(1), cap(1) }, markup), start('dm', '$\n<>\t<>\n<>$', { cap(1), visual(1), cap(1) }, markup),
helper.start_snip_in_newl(
'dm',
'$\n<>\t<>\n<>$',
{ helper.leading_white_spaces(1), visual(1), helper.leading_white_spaces(1) },
markup
),
start('fla', '#flashcard(0)[<>][\n<>\t<>\n<>]', { i(1, 'flashcard'), cap(1), visual(2), cap(1) }, markup), start('fla', '#flashcard(0)[<>][\n<>\t<>\n<>]', { i(1, 'flashcard'), cap(1), visual(2), cap(1) }, markup),
start('flA', '#flashcard(0, "<>")[\n<>\t<>\n<>]', { i(1, 'flashcard'), cap(1), visual(2), cap(1) }, markup), start('flA', '#flashcard(0, "<>")[\n<>\t<>\n<>]', { i(1, 'flashcard'), cap(1), visual(2), cap(1) }, markup),
snip('IMP', '$==>>$ ', {}, markup), snip('IMP', '$==>>$ ', {}, markup),