def _detect_tabs(nvim: Nvim) -> None:
buf = cur_buf(nvim)
count = buf_line_count(nvim, buf=buf)
rows = min(count, 100)
lines = buf_get_lines(nvim, buf=buf, lo=0, hi=rows)
_set_tabsize(nvim, buf=buf, lines=lines)
_set_usetab(nvim, buf=buf, lines=lines)
def _entire(nvim: Nvim) -> None:
win = cur_win(nvim)
buf = win_get_buf(nvim, win=win)
count = buf_line_count(nvim, buf=buf)
last_line, *_ = buf_get_lines(nvim, buf=buf, lo=-2, hi=-1)
mark1 = (0, 0)
mark2 = (count - 1, len(encode(last_line)))
set_visual_selection(nvim, win=win, mode="V", mark1=mark1, mark2=mark2)
def eval_snips(
nvim: Nvim,
stack: Stack,
visual: bool,
maybe_grammar: str = REPL_GRAMMAR,
) -> None:
try:
grammar = SnippetGrammar[maybe_grammar]
except KeyError:
grammar = SnippetGrammar.lsp
log.warn("%s", "bad snippet grammar -- reverting to LSP")
win = cur_win(nvim)
buf = win_get_buf(nvim, win=win)
line_count = buf_line_count(nvim, buf=buf)
path = PurePath(normcase(buf_name(nvim, buf=buf)))
comment_str = buf_commentstr(nvim, buf=buf)
clipboard = nvim.funcs.getreg()
info = ParseInfo(visual="", clipboard=clipboard, comment_str=comment_str)
if visual:
(lo, _), (hi, _) = operator_marks(nvim, buf=buf, visual_type=None)
hi = min(line_count, hi + 1)
else:
lo, hi = 0, line_count
lines = buf_get_lines(nvim, buf=buf, lo=lo, hi=hi)
try:
compiled = compile_one(
stack,
grammar=grammar,
path=path,
info=info,
lines=enumerate(lines, start=lo + 1),
)
except (LoadError, ParseError) as e:
preview = str(e).splitlines()
with hold_win_pos(nvim, win=win):
set_preview(nvim, syntax="", preview=preview)
write(nvim, LANG("snip parse fail"))
else:
preview = _pprn(compiled).splitlines()
with hold_win_pos(nvim, win=win):
set_preview(nvim, syntax="yaml", preview=preview)
if preview:
write(nvim, LANG("snip parse succ"))
else:
write(nvim, LANG("no snippets found"))
def redraw(nvim: Nvim, state: State, focus: Optional[PurePath]) -> None:
focus_row = state.derived.path_row_lookup.get(focus) if focus else None
ns = nvim.api.create_namespace(FM_NAMESPACE)
use_extmarks = nvim.funcs.has("nvim-0.6")
for win, buf in find_fm_windows(nvim):
p_count = buf_line_count(nvim, buf=buf)
n_count = len(state.derived.lines)
row, col = win_get_cursor(nvim, win=win)
(r1, c1), (r2, c2) = operator_marks(nvim, buf=buf, visual_type=None)
try:
hashed_lines = _DECODER(
buf_get_var(nvim, buf=buf, key=_FM_HASH_VAR))
except DecodeError:
hashed_lines = ("", )
if focus_row is not None:
new_row: Optional[int] = focus_row + 1
elif row >= n_count:
new_row = n_count
elif p_count != n_count:
new_row = row + 1
else:
new_row = None
a1 = Atomic()
a1.buf_set_option(buf, "modifiable", True)
a2 = _update(
use_extmarks,
buf=buf,
ns=ns,
derived=state.derived,
hashed_lines=hashed_lines,
)
a3 = Atomic()
a3.buf_set_option(buf, "modifiable", False)
a3.call_function("setpos", ("'<", (buf.number, r1 + 1, c1 + 1, 0)))
a3.call_function("setpos", ("'>", (buf.number, r2 + 1, c2 + 1, 0)))
if new_row is not None:
a3.win_set_cursor(win, (new_row, col))
try:
(a1 + a2 + a3).commit(nvim)
except NvimError as e:
raise UnrecoverableError(e)
def _norm_mv(nvim: Nvim, up: bool) -> None:
win = cur_win(nvim)
buf = win_get_buf(nvim, win=win)
row, _ = win_get_cursor(nvim, win=win)
lines = buf_line_count(nvim, buf=buf)
if not writable(nvim, buf=buf):
return
else:
if up:
if row:
nvim.command(f"move -2")
else:
if row < lines - 1:
nvim.command(f"move +1")
def redraw(nvim: Nvim, state: State, focus: Optional[str]) -> None:
derived, current = state.derived, state.current
focus_row = derived.path_row_lookup.get(focus) if focus else None
current_row = derived.path_row_lookup.get(current or "")
cwin = cur_win(nvim)
ns = nvim.api.create_namespace(FM_NAMESPACE)
for win, buf in find_fm_windows(nvim):
p_count = buf_line_count(nvim, buf=buf)
n_count = len(state.derived.lines)
row, col = win_get_cursor(nvim, win=win)
(r1, c1), (r2, c2) = operator_marks(nvim, buf=buf, visual_type=None)
if focus_row is not None:
new_row: Optional[int] = focus_row + 1
elif win != cwin and current_row is not None:
new_row = current_row + 1
elif row >= n_count:
new_row = n_count
elif p_count != n_count:
new_row = row + 1
else:
new_row = None
a1 = Atomic()
a1.buf_set_option(buf, "modifiable", True)
a2 = _update(nvim, buf=buf, ns=ns, derived=derived)
a3 = Atomic()
a3.buf_set_option(buf, "modifiable", False)
a3.call_function("setpos", ("'<", (buf.number, r1 + 1, c1 + 1, 0)))
a3.call_function("setpos", ("'>", (buf.number, r2 + 1, c2 + 1, 0)))
if new_row is not None:
a3.win_set_cursor(win, (new_row, col))
(a1 + a2 + a3).commit(nvim)
def _visual_mv(nvim: Nvim, up: bool) -> None:
win = cur_win(nvim)
buf = win_get_buf(nvim, win=win)
(row1, col1), (row2, col2) = operator_marks(nvim,
buf=buf,
visual_type=None)
lines = buf_line_count(nvim, buf=buf)
if not writable(nvim, buf=buf):
return
else:
if up:
if row1 <= 0:
nvim.command("norm! gv")
else:
nvim.command(f"{row1+1},{row2+1}move {row1-1}")
set_visual_selection(
nvim,
win=win,
mode="v",
mark1=(row1 - 1, col1),
mark2=(row2 - 1, col2),
reverse=True,
)
else:
if row2 >= lines - 1:
nvim.command("norm! gv")
else:
nvim.command(f"{row1+1},{row2+1}move {row2+2}")
set_visual_selection(
nvim,
win=win,
mode="v",
mark1=(row1 + 1, col1),
mark2=(row2 + 1, col2),
)
def detect_tabs(nvim: Nvim, buf: Buffer) -> None:
count = buf_line_count(nvim, buf=buf)
rows = min(count, 100)
lines = buf_get_lines(nvim, buf=buf, lo=0, hi=rows)
_set_tabsize(nvim, buf=buf, lines=lines)
_set_usetab(nvim, buf=buf, lines=lines)