diff --git a/src/Parser.ts b/src/Parser.ts index b878cedf..517103d2 100644 --- a/src/Parser.ts +++ b/src/Parser.ts @@ -1,7 +1,7 @@ import { C0 } from './EscapeSequences'; import { IInputHandler } from './Interfaces'; -export const normalStateHandler: {[key: string]: (handler: IInputHandler) => void} = {}; +const normalStateHandler: {[key: string]: (handler: IInputHandler) => void} = {}; normalStateHandler[C0.BEL] = (handler) => handler.bell(); normalStateHandler[C0.LF] = (handler) => handler.lineFeed(); normalStateHandler[C0.VT] = normalStateHandler[C0.LF]; @@ -11,3 +11,1024 @@ normalStateHandler[C0.BS] = (handler) => handler.backspace(); normalStateHandler[C0.HT] = (handler) => handler.tab(); normalStateHandler[C0.SO] = (handler) => handler.shiftOut(); normalStateHandler[C0.SI] = (handler) => handler.shiftIn(); + +enum ParserState { + NORMAL = 0, + ESCAPED = 1, + CSI = 2, + OSC = 3, + CHARSET = 4, + DCS = 5, + IGNORE = 6 +} + +export class Parser { + private state: ParserState; + + // TODO: Remove terminal when handler can do everything + constructor( + private _inputHandler: IInputHandler, + private _terminal: any + ) { + this.state = ParserState.NORMAL; + } + + public parse(data: string) { + let l = data.length, i = 0, j, cs, ch, code, low, ch_width, row; + + // apply leftover surrogate high from last write + if (this._terminal.surrogate_high) { + data = this._terminal.surrogate_high + data; + this._terminal.surrogate_high = ''; + } + + for (; i < l; i++) { + ch = data[i]; + + // FIXME: higher chars than 0xa0 are not allowed in escape sequences + // --> maybe move to default + code = data.charCodeAt(i); + if (0xD800 <= code && code <= 0xDBFF) { + // we got a surrogate high + // get surrogate low (next 2 bytes) + low = data.charCodeAt(i+1); + if (isNaN(low)) { + // end of data stream, save surrogate high + this._terminal.surrogate_high = ch; + continue; + } + code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000; + ch += data.charAt(i+1); + } + // surrogate low - already handled above + if (0xDC00 <= code && code <= 0xDFFF) + continue; + + if (this.state === ParserState.NORMAL) { + if (ch in normalStateHandler) { + normalStateHandler[ch](this._inputHandler); + // Skip switch statement (eventually everything will be handled this way + continue; + } + } + + switch (this.state) { + case ParserState.NORMAL: + switch (ch) { + case C0.ESC: + this.state = ParserState.ESCAPED; + break; + + default: + // ' ' + // calculate print space + // expensive call, therefore we save width in line buffer + ch_width = wcwidth(code); + + if (ch >= ' ') { + if (this.charset && this.charset[ch]) { + ch = this.charset[ch]; + } + + row = this.y + this.ybase; + + // insert combining char in last cell + // FIXME: needs handling after cursor jumps + if (!ch_width && this.x) { + // dont overflow left + if (this.lines.get(row)[this.x-1]) { + if (!this.lines.get(row)[this.x-1][2]) { + + // found empty cell after fullwidth, need to go 2 cells back + if (this.lines.get(row)[this.x-2]) + this.lines.get(row)[this.x-2][1] += ch; + + } else { + this.lines.get(row)[this.x-1][1] += ch; + } + this.updateRange(this.y); + } + break; + } + + // goto next line if ch would overflow + // TODO: needs a global min terminal width of 2 + if (this.x+ch_width-1 >= this.cols) { + // autowrap - DECAWM + if (this.wraparoundMode) { + this.x = 0; + this.y++; + if (this.y > this.scrollBottom) { + this.y--; + this.scroll(); + } + } else { + this.x = this.cols-1; + if(ch_width===2) // FIXME: check for xterm behavior + continue; + } + } + row = this.y + this.ybase; + + // insert mode: move characters to right + if (this.insertMode) { + // do this twice for a fullwidth char + for (var moves=0; moves Normal Keypad (DECKPNM). + case '>': + this.log('Switching back to normal keypad.'); + this.applicationKeypad = false; + this.viewport.syncScrollArea(); + this.state = ParserState.NORMAL; + break; + + default: + this.state = ParserState.NORMAL; + this.error('Unknown ESC control: %s.', ch); + break; + } + break; + + case ParserState.CHARSET: + switch (ch) { + case '0': // DEC Special Character and Line Drawing Set. + cs = Terminal.charsets.SCLD; + break; + case 'A': // UK + cs = Terminal.charsets.UK; + break; + case 'B': // United States (USASCII). + cs = Terminal.charsets.US; + break; + case '4': // Dutch + cs = Terminal.charsets.Dutch; + break; + case 'C': // Finnish + case '5': + cs = Terminal.charsets.Finnish; + break; + case 'R': // French + cs = Terminal.charsets.French; + break; + case 'Q': // FrenchCanadian + cs = Terminal.charsets.FrenchCanadian; + break; + case 'K': // German + cs = Terminal.charsets.German; + break; + case 'Y': // Italian + cs = Terminal.charsets.Italian; + break; + case 'E': // NorwegianDanish + case '6': + cs = Terminal.charsets.NorwegianDanish; + break; + case 'Z': // Spanish + cs = Terminal.charsets.Spanish; + break; + case 'H': // Swedish + case '7': + cs = Terminal.charsets.Swedish; + break; + case '=': // Swiss + cs = Terminal.charsets.Swiss; + break; + case '/': // ISOLatin (actually /A) + cs = Terminal.charsets.ISOLatin; + i++; + break; + default: // Default + cs = Terminal.charsets.US; + break; + } + this.setgCharset(this.gcharset, cs); + this.gcharset = null; + this.state = ParserState.NORMAL; + break; + + case ParserState.OSC: + // OSC Ps ; Pt ST + // OSC Ps ; Pt BEL + // Set Text Parameters. + if (ch === C0.ESC || ch === C0.BEL) { + if (ch === C0.ESC) i++; + + this.params.push(this.currentParam); + + switch (this.params[0]) { + case 0: + case 1: + case 2: + if (this.params[1]) { + this.title = this.params[1]; + this.handleTitle(this.title); + } + break; + case 3: + // set X property + break; + case 4: + case 5: + // change dynamic colors + break; + case 10: + case 11: + case 12: + case 13: + case 14: + case 15: + case 16: + case 17: + case 18: + case 19: + // change dynamic ui colors + break; + case 46: + // change log file + break; + case 50: + // dynamic font + break; + case 51: + // emacs shell + break; + case 52: + // manipulate selection data + break; + case 104: + case 105: + case 110: + case 111: + case 112: + case 113: + case 114: + case 115: + case 116: + case 117: + case 118: + // reset colors + break; + } + + this.params = []; + this.currentParam = 0; + this.state = ParserState.NORMAL; + } else { + if (!this.params.length) { + if (ch >= '0' && ch <= '9') { + this.currentParam = + this.currentParam * 10 + ch.charCodeAt(0) - 48; + } else if (ch === ';') { + this.params.push(this.currentParam); + this.currentParam = ''; + } + } else { + this.currentParam += ch; + } + } + break; + + case csi: + // '?', '>', '!' + if (ch === '?' || ch === '>' || ch === '!') { + this.prefix = ch; + break; + } + + // 0 - 9 + if (ch >= '0' && ch <= '9') { + this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; + break; + } + + // '$', '"', ' ', '\'' + if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { + this.postfix = ch; + break; + } + + this.params.push(this.currentParam); + this.currentParam = 0; + + // ';' + if (ch === ';') break; + + this.state = ParserState.NORMAL; + + switch (ch) { + // CSI Ps A + // Cursor Up Ps Times (default = 1) (CUU). + case 'A': + this.cursorUp(this.params); + break; + + // CSI Ps B + // Cursor Down Ps Times (default = 1) (CUD). + case 'B': + this.cursorDown(this.params); + break; + + // CSI Ps C + // Cursor Forward Ps Times (default = 1) (CUF). + case 'C': + this.cursorForward(this.params); + break; + + // CSI Ps D + // Cursor Backward Ps Times (default = 1) (CUB). + case 'D': + this.cursorBackward(this.params); + break; + + // CSI Ps ; Ps H + // Cursor Position [row;column] (default = [1,1]) (CUP). + case 'H': + this.cursorPos(this.params); + break; + + // CSI Ps J Erase in Display (ED). + case 'J': + this.eraseInDisplay(this.params); + break; + + // CSI Ps K Erase in Line (EL). + case 'K': + this.eraseInLine(this.params); + break; + + // CSI Pm m Character Attributes (SGR). + case 'm': + if (!this.prefix) { + this.charAttributes(this.params); + } + break; + + // CSI Ps n Device Status Report (DSR). + case 'n': + if (!this.prefix) { + this.deviceStatus(this.params); + } + break; + + /** + * Additions + */ + + // CSI Ps @ + // Insert Ps (Blank) Character(s) (default = 1) (ICH). + case '@': + this.insertChars(this.params); + break; + + // CSI Ps E + // Cursor Next Line Ps Times (default = 1) (CNL). + case 'E': + this.cursorNextLine(this.params); + break; + + // CSI Ps F + // Cursor Preceding Line Ps Times (default = 1) (CNL). + case 'F': + this.cursorPrecedingLine(this.params); + break; + + // CSI Ps G + // Cursor Character Absolute [column] (default = [row,1]) (CHA). + case 'G': + this.cursorCharAbsolute(this.params); + break; + + // CSI Ps L + // Insert Ps Line(s) (default = 1) (IL). + case 'L': + this.insertLines(this.params); + break; + + // CSI Ps M + // Delete Ps Line(s) (default = 1) (DL). + case 'M': + this.deleteLines(this.params); + break; + + // CSI Ps P + // Delete Ps Character(s) (default = 1) (DCH). + case 'P': + this.deleteChars(this.params); + break; + + // CSI Ps X + // Erase Ps Character(s) (default = 1) (ECH). + case 'X': + this.eraseChars(this.params); + break; + + // CSI Pm ` Character Position Absolute + // [column] (default = [row,1]) (HPA). + case '`': + this.charPosAbsolute(this.params); + break; + + // 141 61 a * HPR - + // Horizontal Position Relative + case 'a': + this.HPositionRelative(this.params); + break; + + // CSI P s c + // Send Device Attributes (Primary DA). + // CSI > P s c + // Send Device Attributes (Secondary DA) + case 'c': + this.sendDeviceAttributes(this.params); + break; + + // CSI Pm d + // Line Position Absolute [row] (default = [1,column]) (VPA). + case 'd': + this.linePosAbsolute(this.params); + break; + + // 145 65 e * VPR - Vertical Position Relative + case 'e': + this.VPositionRelative(this.params); + break; + + // CSI Ps ; Ps f + // Horizontal and Vertical Position [row;column] (default = + // [1,1]) (HVP). + case 'f': + this.HVPosition(this.params); + break; + + // CSI Pm h Set Mode (SM). + // CSI ? Pm h - mouse escape codes, cursor escape codes + case 'h': + this.setMode(this.params); + break; + + // CSI Pm l Reset Mode (RM). + // CSI ? Pm l + case 'l': + this.resetMode(this.params); + break; + + // CSI Ps ; Ps r + // Set Scrolling Region [top;bottom] (default = full size of win- + // dow) (DECSTBM). + // CSI ? Pm r + case 'r': + this.setScrollRegion(this.params); + break; + + // CSI s + // Save cursor (ANSI.SYS). + case 's': + this.saveCursor(this.params); + break; + + // CSI u + // Restore cursor (ANSI.SYS). + case 'u': + this.restoreCursor(this.params); + break; + + /** + * Lesser Used + */ + + // CSI Ps I + // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). + case 'I': + this.cursorForwardTab(this.params); + break; + + // CSI Ps S Scroll up Ps lines (default = 1) (SU). + case 'S': + this.scrollUp(this.params); + break; + + // CSI Ps T Scroll down Ps lines (default = 1) (SD). + // CSI Ps ; Ps ; Ps ; Ps ; Ps T + // CSI > Ps; Ps T + case 'T': + // if (this.prefix === '>') { + // this.resetTitleModes(this.params); + // break; + // } + // if (this.params.length > 2) { + // this.initMouseTracking(this.params); + // break; + // } + if (this.params.length < 2 && !this.prefix) { + this.scrollDown(this.params); + } + break; + + // CSI Ps Z + // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). + case 'Z': + this.cursorBackwardTab(this.params); + break; + + // CSI Ps b Repeat the preceding graphic character Ps times (REP). + case 'b': + this.repeatPrecedingCharacter(this.params); + break; + + // CSI Ps g Tab Clear (TBC). + case 'g': + this.tabClear(this.params); + break; + + // CSI Pm i Media Copy (MC). + // CSI ? Pm i + // case 'i': + // this.mediaCopy(this.params); + // break; + + // CSI Pm m Character Attributes (SGR). + // CSI > Ps; Ps m + // case 'm': // duplicate + // if (this.prefix === '>') { + // this.setResources(this.params); + // } else { + // this.charAttributes(this.params); + // } + // break; + + // CSI Ps n Device Status Report (DSR). + // CSI > Ps n + // case 'n': // duplicate + // if (this.prefix === '>') { + // this.disableModifiers(this.params); + // } else { + // this.deviceStatus(this.params); + // } + // break; + + // CSI > Ps p Set pointer mode. + // CSI ! p Soft terminal reset (DECSTR). + // CSI Ps$ p + // Request ANSI mode (DECRQM). + // CSI ? Ps$ p + // Request DEC private mode (DECRQM). + // CSI Ps ; Ps " p + case 'p': + switch (this.prefix) { + // case '>': + // this.setPointerMode(this.params); + // break; + case '!': + this.softReset(this.params); + break; + // case '?': + // if (this.postfix === '$') { + // this.requestPrivateMode(this.params); + // } + // break; + // default: + // if (this.postfix === '"') { + // this.setConformanceLevel(this.params); + // } else if (this.postfix === '$') { + // this.requestAnsiMode(this.params); + // } + // break; + } + break; + + // CSI Ps q Load LEDs (DECLL). + // CSI Ps SP q + // CSI Ps " q + // case 'q': + // if (this.postfix === ' ') { + // this.setCursorStyle(this.params); + // break; + // } + // if (this.postfix === '"') { + // this.setCharProtectionAttr(this.params); + // break; + // } + // this.loadLEDs(this.params); + // break; + + // CSI Ps ; Ps r + // Set Scrolling Region [top;bottom] (default = full size of win- + // dow) (DECSTBM). + // CSI ? Pm r + // CSI Pt; Pl; Pb; Pr; Ps$ r + // case 'r': // duplicate + // if (this.prefix === '?') { + // this.restorePrivateValues(this.params); + // } else if (this.postfix === '$') { + // this.setAttrInRectangle(this.params); + // } else { + // this.setScrollRegion(this.params); + // } + // break; + + // CSI s Save cursor (ANSI.SYS). + // CSI ? Pm s + // case 's': // duplicate + // if (this.prefix === '?') { + // this.savePrivateValues(this.params); + // } else { + // this.saveCursor(this.params); + // } + // break; + + // CSI Ps ; Ps ; Ps t + // CSI Pt; Pl; Pb; Pr; Ps$ t + // CSI > Ps; Ps t + // CSI Ps SP t + // case 't': + // if (this.postfix === '$') { + // this.reverseAttrInRectangle(this.params); + // } else if (this.postfix === ' ') { + // this.setWarningBellVolume(this.params); + // } else { + // if (this.prefix === '>') { + // this.setTitleModeFeature(this.params); + // } else { + // this.manipulateWindow(this.params); + // } + // } + // break; + + // CSI u Restore cursor (ANSI.SYS). + // CSI Ps SP u + // case 'u': // duplicate + // if (this.postfix === ' ') { + // this.setMarginBellVolume(this.params); + // } else { + // this.restoreCursor(this.params); + // } + // break; + + // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v + // case 'v': + // if (this.postfix === '$') { + // this.copyRectagle(this.params); + // } + // break; + + // CSI Pt ; Pl ; Pb ; Pr ' w + // case 'w': + // if (this.postfix === '\'') { + // this.enableFilterRectangle(this.params); + // } + // break; + + // CSI Ps x Request Terminal Parameters (DECREQTPARM). + // CSI Ps x Select Attribute Change Extent (DECSACE). + // CSI Pc; Pt; Pl; Pb; Pr$ x + // case 'x': + // if (this.postfix === '$') { + // this.fillRectangle(this.params); + // } else { + // this.requestParameters(this.params); + // //this.__(this.params); + // } + // break; + + // CSI Ps ; Pu ' z + // CSI Pt; Pl; Pb; Pr$ z + // case 'z': + // if (this.postfix === '\'') { + // this.enableLocatorReporting(this.params); + // } else if (this.postfix === '$') { + // this.eraseRectangle(this.params); + // } + // break; + + // CSI Pm ' { + // CSI Pt; Pl; Pb; Pr$ { + // case '{': + // if (this.postfix === '\'') { + // this.setLocatorEvents(this.params); + // } else if (this.postfix === '$') { + // this.selectiveEraseRectangle(this.params); + // } + // break; + + // CSI Ps ' | + // case '|': + // if (this.postfix === '\'') { + // this.requestLocatorPosition(this.params); + // } + // break; + + // CSI P m SP } + // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. + // case '}': + // if (this.postfix === ' ') { + // this.insertColumns(this.params); + // } + // break; + + // CSI P m SP ~ + // Delete P s Column(s) (default = 1) (DECDC), VT420 and up + // case '~': + // if (this.postfix === ' ') { + // this.deleteColumns(this.params); + // } + // break; + + default: + this.error('Unknown CSI code: %s.', ch); + break; + } + + this.prefix = ''; + this.postfix = ''; + break; + + case ParserState.DCS: + if (ch === C0.ESC || ch === C0.BEL) { + if (ch === C0.ESC) i++; + + switch (this.prefix) { + // User-Defined Keys (DECUDK). + case '': + break; + + // Request Status String (DECRQSS). + // test: echo -e '\eP$q"p\e\\' + case '$q': + var pt = this.currentParam + , valid = false; + + switch (pt) { + // DECSCA + case '"q': + pt = '0"q'; + break; + + // DECSCL + case '"p': + pt = '61"p'; + break; + + // DECSTBM + case 'r': + pt = '' + + (this.scrollTop + 1) + + ';' + + (this.scrollBottom + 1) + + 'r'; + break; + + // SGR + case 'm': + pt = '0m'; + break; + + default: + this.error('Unknown DCS Pt: %s.', pt); + pt = ''; + break; + } + + this.send(C0.ESC + 'P' + +valid + '$r' + pt + C0.ESC + '\\'); + break; + + // Set Termcap/Terminfo Data (xterm, experimental). + case '+p': + break; + + // Request Termcap/Terminfo String (xterm, experimental) + // Regular xterm does not even respond to this sequence. + // This can cause a small glitch in vim. + // test: echo -ne '\eP+q6b64\e\\' + case '+q': + var pt = this.currentParam + , valid = false; + + this.send(C0.ESC + 'P' + +valid + '+r' + pt + C0.ESC + '\\'); + break; + + default: + this.error('Unknown DCS prefix: %s.', this.prefix); + break; + } + + this.currentParam = 0; + this.prefix = ''; + this.state = ParserState.NORMAL; + } else if (!this.currentParam) { + if (!this.prefix && ch !== '$' && ch !== '+') { + this.currentParam = ch; + } else if (this.prefix.length === 2) { + this.currentParam = ch; + } else { + this.prefix += ch; + } + } else { + this.currentParam += ch; + } + break; + + case ParserState.IGNORE: + // For PM and APC. + if (ch === C0.ESC || ch === C0.BEL) { + if (ch === C0.ESC) i++; + this.state = ParserState.NORMAL; + } + break; + } + } + } +} diff --git a/src/xterm.js b/src/xterm.js index 7d70c268..42661236 100644 --- a/src/xterm.js +++ b/src/xterm.js @@ -17,7 +17,7 @@ import { rightClickHandler, pasteHandler, copyHandler } from './handlers/Clipboa import { CircularList } from './utils/CircularList.js'; import { C0 } from './EscapeSequences'; import { InputHandler } from './InputHandler'; -import * as parser from './Parser'; +import { Parser } from './Parser'; import * as Browser from './utils/Browser'; import * as Keyboard from './utils/Keyboard'; @@ -206,6 +206,7 @@ function Terminal(options) { this.postfix = ''; this.inputHandler = new InputHandler(this); + this.parser = new Parser(this.inputHandler, this); // leftover surrogate high from previous write invocation this.surrogate_high = ''; @@ -1346,1005 +1347,10 @@ Terminal.prototype.scrollToBottom = function() { * @param {string} text The text to write to the terminal. */ Terminal.prototype.write = function(data) { - var l = data.length, i = 0, j, cs, ch, code, low, ch_width, row; - this.refreshStart = this.y; this.refreshEnd = this.y; - // apply leftover surrogate high from last write - if (this.surrogate_high) { - data = this.surrogate_high + data; - this.surrogate_high = ''; - } - - for (; i < l; i++) { - ch = data[i]; - - // FIXME: higher chars than 0xa0 are not allowed in escape sequences - // --> maybe move to default - code = data.charCodeAt(i); - if (0xD800 <= code && code <= 0xDBFF) { - // we got a surrogate high - // get surrogate low (next 2 bytes) - low = data.charCodeAt(i+1); - if (isNaN(low)) { - // end of data stream, save surrogate high - this.surrogate_high = ch; - continue; - } - code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000; - ch += data.charAt(i+1); - } - // surrogate low - already handled above - if (0xDC00 <= code && code <= 0xDFFF) - continue; - - if (this.state === normal) { - if (ch in parser.normalStateHandler) { - parser.normalStateHandler[ch](this.inputHandler); - // Skip switch statement (eventually everything will be handled this way - continue; - } - } - - switch (this.state) { - case normal: - switch (ch) { - case C0.ESC: - this.state = escaped; - break; - - default: - // ' ' - // calculate print space - // expensive call, therefore we save width in line buffer - ch_width = wcwidth(code); - - if (ch >= ' ') { - if (this.charset && this.charset[ch]) { - ch = this.charset[ch]; - } - - row = this.y + this.ybase; - - // insert combining char in last cell - // FIXME: needs handling after cursor jumps - if (!ch_width && this.x) { - // dont overflow left - if (this.lines.get(row)[this.x-1]) { - if (!this.lines.get(row)[this.x-1][2]) { - - // found empty cell after fullwidth, need to go 2 cells back - if (this.lines.get(row)[this.x-2]) - this.lines.get(row)[this.x-2][1] += ch; - - } else { - this.lines.get(row)[this.x-1][1] += ch; - } - this.updateRange(this.y); - } - break; - } - - // goto next line if ch would overflow - // TODO: needs a global min terminal width of 2 - if (this.x+ch_width-1 >= this.cols) { - // autowrap - DECAWM - if (this.wraparoundMode) { - this.x = 0; - this.y++; - if (this.y > this.scrollBottom) { - this.y--; - this.scroll(); - } - } else { - this.x = this.cols-1; - if(ch_width===2) // FIXME: check for xterm behavior - continue; - } - } - row = this.y + this.ybase; - - // insert mode: move characters to right - if (this.insertMode) { - // do this twice for a fullwidth char - for (var moves=0; moves Normal Keypad (DECKPNM). - case '>': - this.log('Switching back to normal keypad.'); - this.applicationKeypad = false; - this.viewport.syncScrollArea(); - this.state = normal; - break; - - default: - this.state = normal; - this.error('Unknown ESC control: %s.', ch); - break; - } - break; - - case charset: - switch (ch) { - case '0': // DEC Special Character and Line Drawing Set. - cs = Terminal.charsets.SCLD; - break; - case 'A': // UK - cs = Terminal.charsets.UK; - break; - case 'B': // United States (USASCII). - cs = Terminal.charsets.US; - break; - case '4': // Dutch - cs = Terminal.charsets.Dutch; - break; - case 'C': // Finnish - case '5': - cs = Terminal.charsets.Finnish; - break; - case 'R': // French - cs = Terminal.charsets.French; - break; - case 'Q': // FrenchCanadian - cs = Terminal.charsets.FrenchCanadian; - break; - case 'K': // German - cs = Terminal.charsets.German; - break; - case 'Y': // Italian - cs = Terminal.charsets.Italian; - break; - case 'E': // NorwegianDanish - case '6': - cs = Terminal.charsets.NorwegianDanish; - break; - case 'Z': // Spanish - cs = Terminal.charsets.Spanish; - break; - case 'H': // Swedish - case '7': - cs = Terminal.charsets.Swedish; - break; - case '=': // Swiss - cs = Terminal.charsets.Swiss; - break; - case '/': // ISOLatin (actually /A) - cs = Terminal.charsets.ISOLatin; - i++; - break; - default: // Default - cs = Terminal.charsets.US; - break; - } - this.setgCharset(this.gcharset, cs); - this.gcharset = null; - this.state = normal; - break; - - case osc: - // OSC Ps ; Pt ST - // OSC Ps ; Pt BEL - // Set Text Parameters. - if (ch === C0.ESC || ch === C0.BEL) { - if (ch === C0.ESC) i++; - - this.params.push(this.currentParam); - - switch (this.params[0]) { - case 0: - case 1: - case 2: - if (this.params[1]) { - this.title = this.params[1]; - this.handleTitle(this.title); - } - break; - case 3: - // set X property - break; - case 4: - case 5: - // change dynamic colors - break; - case 10: - case 11: - case 12: - case 13: - case 14: - case 15: - case 16: - case 17: - case 18: - case 19: - // change dynamic ui colors - break; - case 46: - // change log file - break; - case 50: - // dynamic font - break; - case 51: - // emacs shell - break; - case 52: - // manipulate selection data - break; - case 104: - case 105: - case 110: - case 111: - case 112: - case 113: - case 114: - case 115: - case 116: - case 117: - case 118: - // reset colors - break; - } - - this.params = []; - this.currentParam = 0; - this.state = normal; - } else { - if (!this.params.length) { - if (ch >= '0' && ch <= '9') { - this.currentParam = - this.currentParam * 10 + ch.charCodeAt(0) - 48; - } else if (ch === ';') { - this.params.push(this.currentParam); - this.currentParam = ''; - } - } else { - this.currentParam += ch; - } - } - break; - - case csi: - // '?', '>', '!' - if (ch === '?' || ch === '>' || ch === '!') { - this.prefix = ch; - break; - } - - // 0 - 9 - if (ch >= '0' && ch <= '9') { - this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; - break; - } - - // '$', '"', ' ', '\'' - if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { - this.postfix = ch; - break; - } - - this.params.push(this.currentParam); - this.currentParam = 0; - - // ';' - if (ch === ';') break; - - this.state = normal; - - switch (ch) { - // CSI Ps A - // Cursor Up Ps Times (default = 1) (CUU). - case 'A': - this.cursorUp(this.params); - break; - - // CSI Ps B - // Cursor Down Ps Times (default = 1) (CUD). - case 'B': - this.cursorDown(this.params); - break; - - // CSI Ps C - // Cursor Forward Ps Times (default = 1) (CUF). - case 'C': - this.cursorForward(this.params); - break; - - // CSI Ps D - // Cursor Backward Ps Times (default = 1) (CUB). - case 'D': - this.cursorBackward(this.params); - break; - - // CSI Ps ; Ps H - // Cursor Position [row;column] (default = [1,1]) (CUP). - case 'H': - this.cursorPos(this.params); - break; - - // CSI Ps J Erase in Display (ED). - case 'J': - this.eraseInDisplay(this.params); - break; - - // CSI Ps K Erase in Line (EL). - case 'K': - this.eraseInLine(this.params); - break; - - // CSI Pm m Character Attributes (SGR). - case 'm': - if (!this.prefix) { - this.charAttributes(this.params); - } - break; - - // CSI Ps n Device Status Report (DSR). - case 'n': - if (!this.prefix) { - this.deviceStatus(this.params); - } - break; - - /** - * Additions - */ - - // CSI Ps @ - // Insert Ps (Blank) Character(s) (default = 1) (ICH). - case '@': - this.insertChars(this.params); - break; - - // CSI Ps E - // Cursor Next Line Ps Times (default = 1) (CNL). - case 'E': - this.cursorNextLine(this.params); - break; - - // CSI Ps F - // Cursor Preceding Line Ps Times (default = 1) (CNL). - case 'F': - this.cursorPrecedingLine(this.params); - break; - - // CSI Ps G - // Cursor Character Absolute [column] (default = [row,1]) (CHA). - case 'G': - this.cursorCharAbsolute(this.params); - break; - - // CSI Ps L - // Insert Ps Line(s) (default = 1) (IL). - case 'L': - this.insertLines(this.params); - break; - - // CSI Ps M - // Delete Ps Line(s) (default = 1) (DL). - case 'M': - this.deleteLines(this.params); - break; - - // CSI Ps P - // Delete Ps Character(s) (default = 1) (DCH). - case 'P': - this.deleteChars(this.params); - break; - - // CSI Ps X - // Erase Ps Character(s) (default = 1) (ECH). - case 'X': - this.eraseChars(this.params); - break; - - // CSI Pm ` Character Position Absolute - // [column] (default = [row,1]) (HPA). - case '`': - this.charPosAbsolute(this.params); - break; - - // 141 61 a * HPR - - // Horizontal Position Relative - case 'a': - this.HPositionRelative(this.params); - break; - - // CSI P s c - // Send Device Attributes (Primary DA). - // CSI > P s c - // Send Device Attributes (Secondary DA) - case 'c': - this.sendDeviceAttributes(this.params); - break; - - // CSI Pm d - // Line Position Absolute [row] (default = [1,column]) (VPA). - case 'd': - this.linePosAbsolute(this.params); - break; - - // 145 65 e * VPR - Vertical Position Relative - case 'e': - this.VPositionRelative(this.params); - break; - - // CSI Ps ; Ps f - // Horizontal and Vertical Position [row;column] (default = - // [1,1]) (HVP). - case 'f': - this.HVPosition(this.params); - break; - - // CSI Pm h Set Mode (SM). - // CSI ? Pm h - mouse escape codes, cursor escape codes - case 'h': - this.setMode(this.params); - break; - - // CSI Pm l Reset Mode (RM). - // CSI ? Pm l - case 'l': - this.resetMode(this.params); - break; - - // CSI Ps ; Ps r - // Set Scrolling Region [top;bottom] (default = full size of win- - // dow) (DECSTBM). - // CSI ? Pm r - case 'r': - this.setScrollRegion(this.params); - break; - - // CSI s - // Save cursor (ANSI.SYS). - case 's': - this.saveCursor(this.params); - break; - - // CSI u - // Restore cursor (ANSI.SYS). - case 'u': - this.restoreCursor(this.params); - break; - - /** - * Lesser Used - */ - - // CSI Ps I - // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). - case 'I': - this.cursorForwardTab(this.params); - break; - - // CSI Ps S Scroll up Ps lines (default = 1) (SU). - case 'S': - this.scrollUp(this.params); - break; - - // CSI Ps T Scroll down Ps lines (default = 1) (SD). - // CSI Ps ; Ps ; Ps ; Ps ; Ps T - // CSI > Ps; Ps T - case 'T': - // if (this.prefix === '>') { - // this.resetTitleModes(this.params); - // break; - // } - // if (this.params.length > 2) { - // this.initMouseTracking(this.params); - // break; - // } - if (this.params.length < 2 && !this.prefix) { - this.scrollDown(this.params); - } - break; - - // CSI Ps Z - // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). - case 'Z': - this.cursorBackwardTab(this.params); - break; - - // CSI Ps b Repeat the preceding graphic character Ps times (REP). - case 'b': - this.repeatPrecedingCharacter(this.params); - break; - - // CSI Ps g Tab Clear (TBC). - case 'g': - this.tabClear(this.params); - break; - - // CSI Pm i Media Copy (MC). - // CSI ? Pm i - // case 'i': - // this.mediaCopy(this.params); - // break; - - // CSI Pm m Character Attributes (SGR). - // CSI > Ps; Ps m - // case 'm': // duplicate - // if (this.prefix === '>') { - // this.setResources(this.params); - // } else { - // this.charAttributes(this.params); - // } - // break; - - // CSI Ps n Device Status Report (DSR). - // CSI > Ps n - // case 'n': // duplicate - // if (this.prefix === '>') { - // this.disableModifiers(this.params); - // } else { - // this.deviceStatus(this.params); - // } - // break; - - // CSI > Ps p Set pointer mode. - // CSI ! p Soft terminal reset (DECSTR). - // CSI Ps$ p - // Request ANSI mode (DECRQM). - // CSI ? Ps$ p - // Request DEC private mode (DECRQM). - // CSI Ps ; Ps " p - case 'p': - switch (this.prefix) { - // case '>': - // this.setPointerMode(this.params); - // break; - case '!': - this.softReset(this.params); - break; - // case '?': - // if (this.postfix === '$') { - // this.requestPrivateMode(this.params); - // } - // break; - // default: - // if (this.postfix === '"') { - // this.setConformanceLevel(this.params); - // } else if (this.postfix === '$') { - // this.requestAnsiMode(this.params); - // } - // break; - } - break; - - // CSI Ps q Load LEDs (DECLL). - // CSI Ps SP q - // CSI Ps " q - // case 'q': - // if (this.postfix === ' ') { - // this.setCursorStyle(this.params); - // break; - // } - // if (this.postfix === '"') { - // this.setCharProtectionAttr(this.params); - // break; - // } - // this.loadLEDs(this.params); - // break; - - // CSI Ps ; Ps r - // Set Scrolling Region [top;bottom] (default = full size of win- - // dow) (DECSTBM). - // CSI ? Pm r - // CSI Pt; Pl; Pb; Pr; Ps$ r - // case 'r': // duplicate - // if (this.prefix === '?') { - // this.restorePrivateValues(this.params); - // } else if (this.postfix === '$') { - // this.setAttrInRectangle(this.params); - // } else { - // this.setScrollRegion(this.params); - // } - // break; - - // CSI s Save cursor (ANSI.SYS). - // CSI ? Pm s - // case 's': // duplicate - // if (this.prefix === '?') { - // this.savePrivateValues(this.params); - // } else { - // this.saveCursor(this.params); - // } - // break; - - // CSI Ps ; Ps ; Ps t - // CSI Pt; Pl; Pb; Pr; Ps$ t - // CSI > Ps; Ps t - // CSI Ps SP t - // case 't': - // if (this.postfix === '$') { - // this.reverseAttrInRectangle(this.params); - // } else if (this.postfix === ' ') { - // this.setWarningBellVolume(this.params); - // } else { - // if (this.prefix === '>') { - // this.setTitleModeFeature(this.params); - // } else { - // this.manipulateWindow(this.params); - // } - // } - // break; - - // CSI u Restore cursor (ANSI.SYS). - // CSI Ps SP u - // case 'u': // duplicate - // if (this.postfix === ' ') { - // this.setMarginBellVolume(this.params); - // } else { - // this.restoreCursor(this.params); - // } - // break; - - // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v - // case 'v': - // if (this.postfix === '$') { - // this.copyRectagle(this.params); - // } - // break; - - // CSI Pt ; Pl ; Pb ; Pr ' w - // case 'w': - // if (this.postfix === '\'') { - // this.enableFilterRectangle(this.params); - // } - // break; - - // CSI Ps x Request Terminal Parameters (DECREQTPARM). - // CSI Ps x Select Attribute Change Extent (DECSACE). - // CSI Pc; Pt; Pl; Pb; Pr$ x - // case 'x': - // if (this.postfix === '$') { - // this.fillRectangle(this.params); - // } else { - // this.requestParameters(this.params); - // //this.__(this.params); - // } - // break; - - // CSI Ps ; Pu ' z - // CSI Pt; Pl; Pb; Pr$ z - // case 'z': - // if (this.postfix === '\'') { - // this.enableLocatorReporting(this.params); - // } else if (this.postfix === '$') { - // this.eraseRectangle(this.params); - // } - // break; - - // CSI Pm ' { - // CSI Pt; Pl; Pb; Pr$ { - // case '{': - // if (this.postfix === '\'') { - // this.setLocatorEvents(this.params); - // } else if (this.postfix === '$') { - // this.selectiveEraseRectangle(this.params); - // } - // break; - - // CSI Ps ' | - // case '|': - // if (this.postfix === '\'') { - // this.requestLocatorPosition(this.params); - // } - // break; - - // CSI P m SP } - // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. - // case '}': - // if (this.postfix === ' ') { - // this.insertColumns(this.params); - // } - // break; - - // CSI P m SP ~ - // Delete P s Column(s) (default = 1) (DECDC), VT420 and up - // case '~': - // if (this.postfix === ' ') { - // this.deleteColumns(this.params); - // } - // break; - - default: - this.error('Unknown CSI code: %s.', ch); - break; - } - - this.prefix = ''; - this.postfix = ''; - break; - - case dcs: - if (ch === C0.ESC || ch === C0.BEL) { - if (ch === C0.ESC) i++; - - switch (this.prefix) { - // User-Defined Keys (DECUDK). - case '': - break; - - // Request Status String (DECRQSS). - // test: echo -e '\eP$q"p\e\\' - case '$q': - var pt = this.currentParam - , valid = false; - - switch (pt) { - // DECSCA - case '"q': - pt = '0"q'; - break; - - // DECSCL - case '"p': - pt = '61"p'; - break; - - // DECSTBM - case 'r': - pt = '' - + (this.scrollTop + 1) - + ';' - + (this.scrollBottom + 1) - + 'r'; - break; - - // SGR - case 'm': - pt = '0m'; - break; - - default: - this.error('Unknown DCS Pt: %s.', pt); - pt = ''; - break; - } - - this.send(C0.ESC + 'P' + +valid + '$r' + pt + C0.ESC + '\\'); - break; - - // Set Termcap/Terminfo Data (xterm, experimental). - case '+p': - break; - - // Request Termcap/Terminfo String (xterm, experimental) - // Regular xterm does not even respond to this sequence. - // This can cause a small glitch in vim. - // test: echo -ne '\eP+q6b64\e\\' - case '+q': - var pt = this.currentParam - , valid = false; - - this.send(C0.ESC + 'P' + +valid + '+r' + pt + C0.ESC + '\\'); - break; - - default: - this.error('Unknown DCS prefix: %s.', this.prefix); - break; - } - - this.currentParam = 0; - this.prefix = ''; - this.state = normal; - } else if (!this.currentParam) { - if (!this.prefix && ch !== '$' && ch !== '+') { - this.currentParam = ch; - } else if (this.prefix.length === 2) { - this.currentParam = ch; - } else { - this.prefix += ch; - } - } else { - this.currentParam += ch; - } - break; - - case ignore: - // For PM and APC. - if (ch === C0.ESC || ch === C0.BEL) { - if (ch === C0.ESC) i++; - this.state = normal; - } - break; - } - } + this.parser.parse(data); this.updateRange(this.y); this.refresh(this.refreshStart, this.refreshEnd); @@ -4996,109 +4002,6 @@ function keys(obj) { return keys; } -var wcwidth = (function(opts) { - // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c - // combining characters - var COMBINING = [ - [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489], - [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2], - [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603], - [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670], - [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED], - [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A], - [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902], - [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D], - [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981], - [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD], - [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C], - [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D], - [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC], - [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD], - [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C], - [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D], - [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0], - [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48], - [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC], - [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD], - [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D], - [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6], - [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E], - [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC], - [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35], - [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E], - [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97], - [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030], - [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039], - [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F], - [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753], - [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD], - [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD], - [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922], - [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B], - [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34], - [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42], - [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF], - [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063], - [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F], - [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B], - [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F], - [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB], - [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F], - [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169], - [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD], - [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F], - [0xE0100, 0xE01EF] - ]; - // binary search - function bisearch(ucs) { - var min = 0; - var max = COMBINING.length - 1; - var mid; - if (ucs < COMBINING[0][0] || ucs > COMBINING[max][1]) - return false; - while (max >= min) { - mid = Math.floor((min + max) / 2); - if (ucs > COMBINING[mid][1]) - min = mid + 1; - else if (ucs < COMBINING[mid][0]) - max = mid - 1; - else - return true; - } - return false; - } - function wcwidth(ucs) { - // test for 8-bit control characters - if (ucs === 0) - return opts.nul; - if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) - return opts.control; - // binary search in table of non-spacing characters - if (bisearch(ucs)) - return 0; - // if we arrive here, ucs is not a combining or C0/C1 control character - return 1 + - ( - ucs >= 0x1100 && - ( - ucs <= 0x115f || // Hangul Jamo init. consonants - ucs == 0x2329 || - ucs == 0x232a || - (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs != 0x303f) || // CJK..Yi - (ucs >= 0xac00 && ucs <= 0xd7a3) || // Hangul Syllables - (ucs >= 0xf900 && ucs <= 0xfaff) || // CJK Compat Ideographs - (ucs >= 0xfe10 && ucs <= 0xfe19) || // Vertical forms - (ucs >= 0xfe30 && ucs <= 0xfe6f) || // CJK Compat Forms - (ucs >= 0xff00 && ucs <= 0xff60) || // Fullwidth Forms - (ucs >= 0xffe0 && ucs <= 0xffe6) || - (ucs >= 0x20000 && ucs <= 0x2fffd) || - (ucs >= 0x30000 && ucs <= 0x3fffd) - ) - ); - } - return wcwidth; -})({nul: 0, control: 0}); // configurable options - /** * Expose */