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Allow multi-cursor to work properly for autoclose plugin #3886

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Allow multi-cursor to work properly for autoclose plugin #3886

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72 changes: 48 additions & 24 deletions runtime/plugins/autoclose/autoclose.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,39 @@ function charAt(str, i)
return uutil.RuneAt(str, i-1)
end

function preInsertNewlineAct(bp)
local curLine = bp.Buf:Line(bp.Cursor.Y)
local curRune = charAt(curLine, bp.Cursor.X)
local nextRune = charAt(curLine, bp.Cursor.X+1)
local ws = uutil.GetLeadingWhitespace(curLine)

for j = 1, #autoNewlinePairs do
if curRune == charAt(autoNewlinePairs[j], 1) then
if nextRune == charAt(autoNewlinePairs[j], 2) then
bp.Buf:Insert(-bp.Cursor.Loc, "\n" .. ws)
bp:StartOfLine()
bp:CursorLeft()
bp:InsertNewline()
bp:InsertTab()
return
end
end
end

bp:InsertNewline()
return
end

function preBackspaceAct(bp)
for i = 1, #autoclosePairs do
local curLine = bp.Buf:Line(bp.Cursor.Y)
if charAt(curLine, bp.Cursor.X+1) == charAt(autoclosePairs[i], 2) and charAt(curLine, bp.Cursor.X) == charAt(autoclosePairs[i], 1) then
bp:Delete()
return
end
end
end

function onRune(bp, r)
for i = 1, #autoclosePairs do
if r == charAt(autoclosePairs[i], 2) then
Expand Down Expand Up @@ -38,38 +71,29 @@ function onRune(bp, r)
end
end
end
return true
end

function preInsertNewline(bp)
local curLine = bp.Buf:Line(bp.Cursor.Y)
local curRune = charAt(curLine, bp.Cursor.X)
local nextRune = charAt(curLine, bp.Cursor.X+1)
local ws = uutil.GetLeadingWhitespace(curLine)

for i = 1, #autoNewlinePairs do
if curRune == charAt(autoNewlinePairs[i], 1) then
if nextRune == charAt(autoNewlinePairs[i], 2) then
bp.Buf:Insert(-bp.Cursor.Loc, "\n" .. ws)
bp:StartOfLine()
bp:CursorLeft()
bp:InsertNewline()
bp:InsertTab()
return false
end
end
local activeCursorNum = bp.Buf:GetActiveCursor().Num
local inserted = false
for i = 1,#bp.Buf:getCursors() do
bp.Cursor = bp.Buf:GetCursor(i-1)
preInsertNewlineAct(bp)
end
bp.Cursor = bp.Buf:GetCursor(activeCursorNum)

return true
return false
end

function preBackspace(bp)
for i = 1, #autoclosePairs do
local curLine = bp.Buf:Line(bp.Cursor.Y)
if charAt(curLine, bp.Cursor.X+1) == charAt(autoclosePairs[i], 2) and charAt(curLine, bp.Cursor.X) == charAt(autoclosePairs[i], 1) then
bp:Delete()
end
local activeCursorNum = bp.Buf:GetActiveCursor().Num
local inserted = false
for i = 1,#bp.Buf:getCursors() do
bp.Cursor = bp.Buf:GetCursor(i-1)
preBackspaceAct(bp)
bp:Backspace()
end
bp.Cursor = bp.Buf:GetCursor(activeCursorNum)

return true
return false
end