Parse reverse wrap mode

Author: SqlRush

docs/cc-100-roadmap.md

@@ -166,6 +166,8 @@ M7 补充：terminal CSI parser 现在把 DEC `?6h/l` origin mode 和 `?7h/l` au
 
 M7 补充：terminal CSI parser 现在把 DEC `?12h/l` cursor blink mode 解析成结构化 `cursorBlink` mode action，补齐 cursor visibility/style 相邻的终端状态序列。
 
+M7 补充：terminal CSI parser 现在把 xterm/DEC `?45h/l` reverse-wraparound mode 解析成结构化 `reverseWrap` mode action，补齐 auto-wrap 相邻的 wrap 状态序列。
+
 M7 补充：terminal CSI parser 现在把 DEC `?66h/l` application keypad mode 解析成结构化 `applicationKeypad` mode action，补齐 application cursor mode 相邻的输入状态序列。
 
 M7 补充：terminal CSI parser 现在把 REP repeat-preceding-character (`CSI b`/`CSI 4b`) 解析成 edit action，visible-text/snapshot pipeline 和 ANSI message wrapping/trim 会按重复次数展开前一个可重复 grapheme。

docs/claude-code-go-rewrite-plan.md

@@ -266,6 +266,7 @@ test/parity/                 # golden tests against TS/official behavior
 - 本轮补充：terminal CSI parser 把普通 `CSI 20h/l` line-feed/new-line mode 解析成 `lineFeedMode` action，继续覆盖 ECMA mode set/reset 序列。
 - 本轮补充：terminal CSI parser 把 DEC `?6h/l` origin mode 和 `?7h/l` auto-wrap mode 解析成结构化 mode action，继续减少终端状态序列的 unknown fallback。
 - 本轮补充：terminal CSI parser 把 DEC `?12h/l` cursor blink mode 解析成结构化 `cursorBlink` mode action，补齐 cursor visibility/style 相邻的终端状态序列。
+- 本轮补充：terminal CSI parser 把 xterm/DEC `?45h/l` reverse-wraparound mode 解析成结构化 `reverseWrap` mode action，补齐 auto-wrap 相邻的 wrap 状态序列。
 - 本轮补充：terminal CSI parser 把 DEC `?66h/l` application keypad mode 解析成结构化 `applicationKeypad` mode action，补齐 application cursor mode 相邻的输入状态序列。
 - 本轮补充：terminal CSI parser 把 REP repeat-preceding-character (`CSI b`) 归入 edit action，visible-text/snapshot pipeline 和 ANSI message wrapping/trim 会按重复次数展开前一个可重复 grapheme。
 - 本轮补充：terminal CSI parser 按 ANSI 默认参数解析 scroll-region (`CSI r`/`CSI ;10r`)，缺失 top 默认为 1，缺失 bottom 保持 0 表示 reset/full-height，避免 reset scroll region 被误判为单行区域。

docs/first-second-parity-audit.md

@@ -217,6 +217,7 @@ M7 progress now includes:
 - `internal/tui`: terminal CSI parser now recognizes ordinary ECMA line-feed/new-line mode (`CSI 20h/l`) as a structured `lineFeedMode` action.
 - `internal/tui`: terminal CSI parser now recognizes DEC origin mode (`?6h/l`) and auto-wrap mode (`?7h/l`) as structured mode actions.
 - `internal/tui`: terminal CSI parser now recognizes DEC cursor blink mode (`?12h/l`) as a structured `cursorBlink` mode action.
+- `internal/tui`: terminal CSI parser now recognizes xterm/DEC reverse-wraparound mode (`?45h/l`) as a structured `reverseWrap` mode action.
 - `internal/tui`: terminal CSI parser now recognizes DEC application keypad mode (`?66h/l`) as a structured `applicationKeypad` mode action.
 - `internal/tui`: keybinding config, keymap resolution, and interaction script named-key input now accept terminal aliases for `ctrl-h`/`ctrl-i`/`ctrl-j`/`ctrl-m`, `ctrl-[`, and `ctrl-?`, including `control-*` and compact/camel variants.
 - `internal/tui`: keybinding config now accepts page navigation aliases such as `pgup`, `pg-up`, `prior`, `pgdn`, `pg-down`, and `next`.

internal/tui/terminal_csi.go

@@ -74,6 +74,7 @@ const (
 	DECModeCursorBlink        = 12
 	DECModeCursorVisible      = 25
 	DECModeAltScreen          = 47
+	DECModeReverseWrap        = 45
 	DECModeApplicationKeypad  = 66
 	DECModeAltScreenBuffer    = 1047
 	DECModeSaveRestoreCursor  = 1048
@@ -234,6 +235,7 @@ const (
 	CSIModeActionReverseVideo      CSIModeActionType = "reverseVideo"
 	CSIModeActionOrigin            CSIModeActionType = "originMode"
 	CSIModeActionAutoWrap          CSIModeActionType = "autoWrap"
+	CSIModeActionReverseWrap       CSIModeActionType = "reverseWrap"
 	CSIModeActionCursorBlink       CSIModeActionType = "cursorBlink"
 	CSIModeActionApplicationKeypad CSIModeActionType = "applicationKeypad"
 	CSIModeActionMouseTracking     CSIModeActionType = "mouseTracking"
@@ -577,6 +579,8 @@ func csiPrivateModeAction(mode int, enabled bool) (CSIAction, bool) {
 		return CSIAction{Type: CSIActionMode, Mode: CSIModeAction{Type: CSIModeActionOrigin, Enabled: enabled}}, true
 	case DECModeAutoWrap:
 		return CSIAction{Type: CSIActionMode, Mode: CSIModeAction{Type: CSIModeActionAutoWrap, Enabled: enabled}}, true
+	case DECModeReverseWrap:
+		return CSIAction{Type: CSIActionMode, Mode: CSIModeAction{Type: CSIModeActionReverseWrap, Enabled: enabled}}, true
 	case DECModeCursorBlink:
 		return CSIAction{Type: CSIActionMode, Mode: CSIModeAction{Type: CSIModeActionCursorBlink, Enabled: enabled}}, true
 	case DECModeCursorVisible:

internal/tui/tui_test.go

@@ -3658,6 +3658,8 @@ func TestParseCSISequenceActions(t *testing.T) {
 		{seq: "\x1b[?7l", want: CSIModeAction{Type: CSIModeActionAutoWrap, Enabled: false}},
 		{seq: "\x1b[?12h", want: CSIModeAction{Type: CSIModeActionCursorBlink, Enabled: true}},
 		{seq: "\x1b[?12l", want: CSIModeAction{Type: CSIModeActionCursorBlink, Enabled: false}},
+		{seq: "\x1b[?45h", want: CSIModeAction{Type: CSIModeActionReverseWrap, Enabled: true}},
+		{seq: "\x1b[?45l", want: CSIModeAction{Type: CSIModeActionReverseWrap, Enabled: false}},
 		{seq: "\x1b[?66h", want: CSIModeAction{Type: CSIModeActionApplicationKeypad, Enabled: true}},
 		{seq: "\x1b[?66l", want: CSIModeAction{Type: CSIModeActionApplicationKeypad, Enabled: false}},
 		{seq: EnterAlternateScreen, want: CSIModeAction{Type: CSIModeActionAlternateScreen, Enabled: true}},