in lib/ace/keyboard/vim.js [2316:2509]
evalInput: function(cm, vim) {
// If the motion command is set, execute both the operator and motion.
// Otherwise return.
var inputState = vim.inputState;
var motion = inputState.motion;
var motionArgs = inputState.motionArgs || {};
var operator = inputState.operator;
var operatorArgs = inputState.operatorArgs || {};
var registerName = inputState.registerName;
var sel = vim.sel;
// TODO: Make sure cm and vim selections are identical outside visual mode.
var origHead = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.head): cm.getCursor('head'));
var origAnchor = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.anchor) : cm.getCursor('anchor'));
var oldHead = copyCursor(origHead);
var oldAnchor = copyCursor(origAnchor);
var newHead, newAnchor;
var repeat;
if (operator) {
this.recordLastEdit(vim, inputState);
}
if (inputState.repeatOverride !== undefined) {
// If repeatOverride is specified, that takes precedence over the
// input state's repeat. Used by Ex mode and can be user defined.
repeat = inputState.repeatOverride;
} else {
repeat = inputState.getRepeat();
}
if (repeat > 0 && motionArgs.explicitRepeat) {
motionArgs.repeatIsExplicit = true;
} else if (motionArgs.noRepeat ||
(!motionArgs.explicitRepeat && repeat === 0)) {
repeat = 1;
motionArgs.repeatIsExplicit = false;
}
if (inputState.selectedCharacter) {
// If there is a character input, stick it in all of the arg arrays.
motionArgs.selectedCharacter = operatorArgs.selectedCharacter =
inputState.selectedCharacter;
}
motionArgs.repeat = repeat;
clearInputState(cm);
if (motion) {
var motionResult = motions[motion](cm, origHead, motionArgs, vim);
vim.lastMotion = motions[motion];
if (!motionResult) {
return;
}
if (motionArgs.toJumplist) {
if (!operator && cm.ace.curOp != null)
cm.ace.curOp.command.scrollIntoView = "center-animate"; // ace_patch
var jumpList = vimGlobalState.jumpList;
// if the current motion is # or *, use cachedCursor
var cachedCursor = jumpList.cachedCursor;
if (cachedCursor) {
recordJumpPosition(cm, cachedCursor, motionResult);
delete jumpList.cachedCursor;
} else {
recordJumpPosition(cm, origHead, motionResult);
}
}
if (motionResult instanceof Array) {
newAnchor = motionResult[0];
newHead = motionResult[1];
} else {
newHead = motionResult;
}
// TODO: Handle null returns from motion commands better.
if (!newHead) {
newHead = copyCursor(origHead);
}
if (vim.visualMode) {
if (!(vim.visualBlock && newHead.ch === Infinity)) {
newHead = clipCursorToContent(cm, newHead, vim.visualBlock);
}
if (newAnchor) {
newAnchor = clipCursorToContent(cm, newAnchor, true);
}
newAnchor = newAnchor || oldAnchor;
sel.anchor = newAnchor;
sel.head = newHead;
updateCmSelection(cm);
updateMark(cm, vim, '<',
cursorIsBefore(newAnchor, newHead) ? newAnchor
: newHead);
updateMark(cm, vim, '>',
cursorIsBefore(newAnchor, newHead) ? newHead
: newAnchor);
} else if (!operator) {
newHead = clipCursorToContent(cm, newHead);
cm.setCursor(newHead.line, newHead.ch);
}
}
if (operator) {
if (operatorArgs.lastSel) {
// Replaying a visual mode operation
newAnchor = oldAnchor;
var lastSel = operatorArgs.lastSel;
var lineOffset = Math.abs(lastSel.head.line - lastSel.anchor.line);
var chOffset = Math.abs(lastSel.head.ch - lastSel.anchor.ch);
if (lastSel.visualLine) {
// Linewise Visual mode: The same number of lines.
newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
} else if (lastSel.visualBlock) {
// Blockwise Visual mode: The same number of lines and columns.
newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch + chOffset);
} else if (lastSel.head.line == lastSel.anchor.line) {
// Normal Visual mode within one line: The same number of characters.
newHead = Pos(oldAnchor.line, oldAnchor.ch + chOffset);
} else {
// Normal Visual mode with several lines: The same number of lines, in the
// last line the same number of characters as in the last line the last time.
newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
}
vim.visualMode = true;
vim.visualLine = lastSel.visualLine;
vim.visualBlock = lastSel.visualBlock;
sel = vim.sel = {
anchor: newAnchor,
head: newHead
};
updateCmSelection(cm);
} else if (vim.visualMode) {
operatorArgs.lastSel = {
anchor: copyCursor(sel.anchor),
head: copyCursor(sel.head),
visualBlock: vim.visualBlock,
visualLine: vim.visualLine
};
}
var curStart, curEnd, linewise, mode;
var cmSel;
if (vim.visualMode) {
// Init visual op
curStart = cursorMin(sel.head, sel.anchor);
curEnd = cursorMax(sel.head, sel.anchor);
linewise = vim.visualLine || operatorArgs.linewise;
mode = vim.visualBlock ? 'block' :
linewise ? 'line' :
'char';
cmSel = makeCmSelection(cm, {
anchor: curStart,
head: curEnd
}, mode);
if (linewise) {
var ranges = cmSel.ranges;
if (mode == 'block') {
// Linewise operators in visual block mode extend to end of line
for (var i = 0; i < ranges.length; i++) {
ranges[i].head.ch = lineLength(cm, ranges[i].head.line);
}
} else if (mode == 'line') {
ranges[0].head = Pos(ranges[0].head.line + 1, 0);
}
}
} else {
// Init motion op
curStart = copyCursor(newAnchor || oldAnchor);
curEnd = copyCursor(newHead || oldHead);
if (cursorIsBefore(curEnd, curStart)) {
var tmp = curStart;
curStart = curEnd;
curEnd = tmp;
}
linewise = motionArgs.linewise || operatorArgs.linewise;
if (linewise) {
// Expand selection to entire line.
expandSelectionToLine(cm, curStart, curEnd);
} else if (motionArgs.forward) {
// Clip to trailing newlines only if the motion goes forward.
clipToLine(cm, curStart, curEnd);
}
mode = 'char';
var exclusive = !motionArgs.inclusive || linewise;
cmSel = makeCmSelection(cm, {
anchor: curStart,
head: curEnd
}, mode, exclusive);
}
cm.setSelections(cmSel.ranges, cmSel.primary);
vim.lastMotion = null;
operatorArgs.repeat = repeat; // For indent in visual mode.
operatorArgs.registerName = registerName;
// Keep track of linewise as it affects how paste and change behave.
operatorArgs.linewise = linewise;
var operatorMoveTo = operators[operator](
cm, operatorArgs, cmSel.ranges, oldAnchor, newHead);
if (vim.visualMode) {
exitVisualMode(cm, operatorMoveTo != null);
}
if (operatorMoveTo) {
cm.setCursor(operatorMoveTo);
}
}
},