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Fix FSE word wrap bug when no barriers could be located in a > width string

This commit is contained in:
Bryan Ashby 2018-01-26 21:44:07 -07:00
parent 303259841f
commit a3e257aee3
1 changed files with 24 additions and 39 deletions
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57
core/multi_line_edit_text_view.js
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@ -56,9 +56,9 @@ const _ = require('lodash');
// To-Do
//
// * Index pos % for emit scroll events
// * Some of this shoudl be async'd where there is lots of processing (e.g. word wrap)
// * Some of this should be async'd where there is lots of processing (e.g. word wrap)
// * Fix backspace when col=0 (e.g. bs to prev line)
// * Add back word delete
// * Add word delete (CTRL+????)
// *
@ -336,13 +336,10 @@ function MultiLineEditTextView(options) {
*/
this.updateTextWordWrap = function(index) {
var nextEolIndex = self.getNextEndOfLineIndex(index);
var wrapped = self.wordWrapSingleLine(self.getContiguousText(index, nextEolIndex), 'tabsIntact');
var newLines = wrapped.wrapped;
const nextEolIndex = self.getNextEndOfLineIndex(index);
const wrapped = self.wordWrapSingleLine(self.getContiguousText(index, nextEolIndex), 'tabsIntact');
const newLines = wrapped.wrapped.map(l => { return { text : l }; } );
for(var i = 0; i < newLines.length; ++i) {
newLines[i] = { text : newLines[i] };
}
newLines[newLines.length - 1].eol = true;
Array.prototype.splice.apply(
@ -420,44 +417,40 @@ function MultiLineEditTextView(options) {
self.textLines[index].text.slice(col)
].join('');
//self.cursorPos.col++;
self.cursorPos.col += c.length;
var cursorOffset;
var absPos;
let cursorOffset;
let absPos;
if(self.getTextLength(index) > self.dimens.width) {
//
// Update word wrapping and |cursorOffset| if the cursor
// was within the bounds of the wrapped text
//
var lastCol = self.cursorPos.col - c.length;
var firstWrapRange = self.updateTextWordWrap(index);
const lastCol = self.cursorPos.col - c.length;
const firstWrapRange = self.updateTextWordWrap(index);
if(lastCol >= firstWrapRange.start && lastCol <= firstWrapRange.end) {
cursorOffset = self.cursorPos.col - firstWrapRange.start;
} else {
cursorOffset = firstWrapRange.end;
}
// redraw from current row to end of visible area
self.redrawRows(self.cursorPos.row, self.dimens.height);
if(!_.isUndefined(cursorOffset)) {
self.cursorBeginOfNextLine();
self.cursorPos.col += cursorOffset;
self.client.term.rawWrite(ansi.right(cursorOffset));
} else {
self.moveClientCursorToCursorPos();
}
} else {
//
// We must only redraw from col -> end of current visible line
//
absPos = self.getAbsolutePosition(self.cursorPos.row, self.cursorPos.col);
const renderText = self.getRenderText(index).slice(self.cursorPos.col - c.length);
self.client.term.write(
ansi.hideCursor() +
self.getSGRFor('text') +
self.getRenderText(index).slice(self.cursorPos.col - c.length) +
ansi.goto(absPos.row, absPos.col) +
ansi.showCursor(), false
`${ansi.hideCursor()}${self.getSGRFor('text')}${renderText}${ansi.goto(absPos.row, absPos.col)}${ansi.showCursor()}`,
false // convertLineFeeds
);
}
};
@ -495,16 +488,12 @@ function MultiLineEditTextView(options) {
return new Array(self.getRemainingTabWidth(col)).join(expandChar);
};
this.wordWrapSingleLine = function(s, tabHandling, width) {
if(!_.isNumber(width)) {
width = self.dimens.width;
}
this.wordWrapSingleLine = function(line, tabHandling = 'expand') {
return wordWrapText(
s,
line,
{
width : width,
tabHandling : tabHandling || 'expand',
width : self.dimens.width,
tabHandling : tabHandling,
tabWidth : self.tabWidth,
tabChar : '\t',
}
@ -615,11 +604,7 @@ function MultiLineEditTextView(options) {
let wrapped;
text.forEach(line => {
wrapped = self.wordWrapSingleLine(
line, // line to wrap
'expand', // tabHandling
self.dimens.width
).wrapped;
wrapped = self.wordWrapSingleLine(line, 'expand').wrapped;
self.setTextLines(wrapped, index, true); // true=termWithEol
index += wrapped.length;
@ -784,7 +769,7 @@ function MultiLineEditTextView(options) {
var index = self.getTextLinesIndex();
var nextEolIndex = self.getNextEndOfLineIndex(index);
var text = self.getContiguousText(index, nextEolIndex);
var newLines = self.wordWrapSingleLine(text.slice(self.cursorPos.col), 'tabsIntact').wrapped;
const newLines = self.wordWrapSingleLine(text.slice(self.cursorPos.col), 'tabsIntact').wrapped;
newLines.unshift( { text : text.slice(0, self.cursorPos.col), eol : true } );
for(var i = 1; i < newLines.length; ++i) {