1247 lines
		
	
	
		
			48 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			1247 lines
		
	
	
		
			48 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| import { getPanel, EditorView, showPanel, ViewPlugin, Decoration, runScopeHandlers } from '@codemirror/view';
 | ||
| import { codePointAt, fromCodePoint, codePointSize, StateEffect, EditorSelection, EditorState, CharCategory, findClusterBreak, Prec, StateField, Facet, combineConfig, RangeSetBuilder } from '@codemirror/state';
 | ||
| 
 | ||
| function crelt() {
 | ||
|   var elt = arguments[0];
 | ||
|   if (typeof elt == "string") elt = document.createElement(elt);
 | ||
|   var i = 1, next = arguments[1];
 | ||
|   if (next && typeof next == "object" && next.nodeType == null && !Array.isArray(next)) {
 | ||
|     for (var name in next) if (Object.prototype.hasOwnProperty.call(next, name)) {
 | ||
|       var value = next[name];
 | ||
|       if (typeof value == "string") elt.setAttribute(name, value);
 | ||
|       else if (value != null) elt[name] = value;
 | ||
|     }
 | ||
|     i++;
 | ||
|   }
 | ||
|   for (; i < arguments.length; i++) add(elt, arguments[i]);
 | ||
|   return elt
 | ||
| }
 | ||
| 
 | ||
| function add(elt, child) {
 | ||
|   if (typeof child == "string") {
 | ||
|     elt.appendChild(document.createTextNode(child));
 | ||
|   } else if (child == null) ; else if (child.nodeType != null) {
 | ||
|     elt.appendChild(child);
 | ||
|   } else if (Array.isArray(child)) {
 | ||
|     for (var i = 0; i < child.length; i++) add(elt, child[i]);
 | ||
|   } else {
 | ||
|     throw new RangeError("Unsupported child node: " + child)
 | ||
|   }
 | ||
| }
 | ||
| 
 | ||
| const basicNormalize = typeof String.prototype.normalize == "function"
 | ||
|     ? x => x.normalize("NFKD") : x => x;
 | ||
| /**
 | ||
| A search cursor provides an iterator over text matches in a
 | ||
| document.
 | ||
| */
 | ||
| class SearchCursor {
 | ||
|     /**
 | ||
|     Create a text cursor. The query is the search string, `from` to
 | ||
|     `to` provides the region to search.
 | ||
|     
 | ||
|     When `normalize` is given, it will be called, on both the query
 | ||
|     string and the content it is matched against, before comparing.
 | ||
|     You can, for example, create a case-insensitive search by
 | ||
|     passing `s => s.toLowerCase()`.
 | ||
|     
 | ||
|     Text is always normalized with
 | ||
|     [`.normalize("NFKD")`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/normalize)
 | ||
|     (when supported).
 | ||
|     */
 | ||
|     constructor(text, query, from = 0, to = text.length, normalize, test) {
 | ||
|         this.test = test;
 | ||
|         /**
 | ||
|         The current match (only holds a meaningful value after
 | ||
|         [`next`](https://codemirror.net/6/docs/ref/#search.SearchCursor.next) has been called and when
 | ||
|         `done` is false).
 | ||
|         */
 | ||
|         this.value = { from: 0, to: 0 };
 | ||
|         /**
 | ||
|         Whether the end of the iterated region has been reached.
 | ||
|         */
 | ||
|         this.done = false;
 | ||
|         this.matches = [];
 | ||
|         this.buffer = "";
 | ||
|         this.bufferPos = 0;
 | ||
|         this.iter = text.iterRange(from, to);
 | ||
|         this.bufferStart = from;
 | ||
|         this.normalize = normalize ? x => normalize(basicNormalize(x)) : basicNormalize;
 | ||
|         this.query = this.normalize(query);
 | ||
|     }
 | ||
|     peek() {
 | ||
|         if (this.bufferPos == this.buffer.length) {
 | ||
|             this.bufferStart += this.buffer.length;
 | ||
|             this.iter.next();
 | ||
|             if (this.iter.done)
 | ||
|                 return -1;
 | ||
|             this.bufferPos = 0;
 | ||
|             this.buffer = this.iter.value;
 | ||
|         }
 | ||
|         return codePointAt(this.buffer, this.bufferPos);
 | ||
|     }
 | ||
|     /**
 | ||
|     Look for the next match. Updates the iterator's
 | ||
|     [`value`](https://codemirror.net/6/docs/ref/#search.SearchCursor.value) and
 | ||
|     [`done`](https://codemirror.net/6/docs/ref/#search.SearchCursor.done) properties. Should be called
 | ||
|     at least once before using the cursor.
 | ||
|     */
 | ||
|     next() {
 | ||
|         while (this.matches.length)
 | ||
|             this.matches.pop();
 | ||
|         return this.nextOverlapping();
 | ||
|     }
 | ||
|     /**
 | ||
|     The `next` method will ignore matches that partially overlap a
 | ||
|     previous match. This method behaves like `next`, but includes
 | ||
|     such matches.
 | ||
|     */
 | ||
|     nextOverlapping() {
 | ||
|         for (;;) {
 | ||
|             let next = this.peek();
 | ||
|             if (next < 0) {
 | ||
|                 this.done = true;
 | ||
|                 return this;
 | ||
|             }
 | ||
|             let str = fromCodePoint(next), start = this.bufferStart + this.bufferPos;
 | ||
|             this.bufferPos += codePointSize(next);
 | ||
|             let norm = this.normalize(str);
 | ||
|             for (let i = 0, pos = start;; i++) {
 | ||
|                 let code = norm.charCodeAt(i);
 | ||
|                 let match = this.match(code, pos, this.bufferPos + this.bufferStart);
 | ||
|                 if (i == norm.length - 1) {
 | ||
|                     if (match) {
 | ||
|                         this.value = match;
 | ||
|                         return this;
 | ||
|                     }
 | ||
|                     break;
 | ||
|                 }
 | ||
|                 if (pos == start && i < str.length && str.charCodeAt(i) == code)
 | ||
|                     pos++;
 | ||
|             }
 | ||
|         }
 | ||
|     }
 | ||
|     match(code, pos, end) {
 | ||
|         let match = null;
 | ||
|         for (let i = 0; i < this.matches.length; i += 2) {
 | ||
|             let index = this.matches[i], keep = false;
 | ||
|             if (this.query.charCodeAt(index) == code) {
 | ||
|                 if (index == this.query.length - 1) {
 | ||
|                     match = { from: this.matches[i + 1], to: end };
 | ||
|                 }
 | ||
|                 else {
 | ||
|                     this.matches[i]++;
 | ||
|                     keep = true;
 | ||
|                 }
 | ||
|             }
 | ||
|             if (!keep) {
 | ||
|                 this.matches.splice(i, 2);
 | ||
|                 i -= 2;
 | ||
|             }
 | ||
|         }
 | ||
|         if (this.query.charCodeAt(0) == code) {
 | ||
|             if (this.query.length == 1)
 | ||
|                 match = { from: pos, to: end };
 | ||
|             else
 | ||
|                 this.matches.push(1, pos);
 | ||
|         }
 | ||
|         if (match && this.test && !this.test(match.from, match.to, this.buffer, this.bufferStart))
 | ||
|             match = null;
 | ||
|         return match;
 | ||
|     }
 | ||
| }
 | ||
| if (typeof Symbol != "undefined")
 | ||
|     SearchCursor.prototype[Symbol.iterator] = function () { return this; };
 | ||
| 
 | ||
| const empty = { from: -1, to: -1, match: /*@__PURE__*//.*/.exec("") };
 | ||
| const baseFlags = "gm" + (/x/.unicode == null ? "" : "u");
 | ||
| /**
 | ||
| This class is similar to [`SearchCursor`](https://codemirror.net/6/docs/ref/#search.SearchCursor)
 | ||
| but searches for a regular expression pattern instead of a plain
 | ||
| string.
 | ||
| */
 | ||
| class RegExpCursor {
 | ||
|     /**
 | ||
|     Create a cursor that will search the given range in the given
 | ||
|     document. `query` should be the raw pattern (as you'd pass it to
 | ||
|     `new RegExp`).
 | ||
|     */
 | ||
|     constructor(text, query, options, from = 0, to = text.length) {
 | ||
|         this.text = text;
 | ||
|         this.to = to;
 | ||
|         this.curLine = "";
 | ||
|         /**
 | ||
|         Set to `true` when the cursor has reached the end of the search
 | ||
|         range.
 | ||
|         */
 | ||
|         this.done = false;
 | ||
|         /**
 | ||
|         Will contain an object with the extent of the match and the
 | ||
|         match object when [`next`](https://codemirror.net/6/docs/ref/#search.RegExpCursor.next)
 | ||
|         sucessfully finds a match.
 | ||
|         */
 | ||
|         this.value = empty;
 | ||
|         if (/\\[sWDnr]|\n|\r|\[\^/.test(query))
 | ||
|             return new MultilineRegExpCursor(text, query, options, from, to);
 | ||
|         this.re = new RegExp(query, baseFlags + ((options === null || options === void 0 ? void 0 : options.ignoreCase) ? "i" : ""));
 | ||
|         this.test = options === null || options === void 0 ? void 0 : options.test;
 | ||
|         this.iter = text.iter();
 | ||
|         let startLine = text.lineAt(from);
 | ||
|         this.curLineStart = startLine.from;
 | ||
|         this.matchPos = toCharEnd(text, from);
 | ||
|         this.getLine(this.curLineStart);
 | ||
|     }
 | ||
|     getLine(skip) {
 | ||
|         this.iter.next(skip);
 | ||
|         if (this.iter.lineBreak) {
 | ||
|             this.curLine = "";
 | ||
|         }
 | ||
|         else {
 | ||
|             this.curLine = this.iter.value;
 | ||
|             if (this.curLineStart + this.curLine.length > this.to)
 | ||
|                 this.curLine = this.curLine.slice(0, this.to - this.curLineStart);
 | ||
|             this.iter.next();
 | ||
|         }
 | ||
|     }
 | ||
|     nextLine() {
 | ||
|         this.curLineStart = this.curLineStart + this.curLine.length + 1;
 | ||
|         if (this.curLineStart > this.to)
 | ||
|             this.curLine = "";
 | ||
|         else
 | ||
|             this.getLine(0);
 | ||
|     }
 | ||
|     /**
 | ||
|     Move to the next match, if there is one.
 | ||
|     */
 | ||
|     next() {
 | ||
|         for (let off = this.matchPos - this.curLineStart;;) {
 | ||
|             this.re.lastIndex = off;
 | ||
|             let match = this.matchPos <= this.to && this.re.exec(this.curLine);
 | ||
|             if (match) {
 | ||
|                 let from = this.curLineStart + match.index, to = from + match[0].length;
 | ||
|                 this.matchPos = toCharEnd(this.text, to + (from == to ? 1 : 0));
 | ||
|                 if (from == this.curLineStart + this.curLine.length)
 | ||
|                     this.nextLine();
 | ||
|                 if ((from < to || from > this.value.to) && (!this.test || this.test(from, to, match))) {
 | ||
|                     this.value = { from, to, match };
 | ||
|                     return this;
 | ||
|                 }
 | ||
|                 off = this.matchPos - this.curLineStart;
 | ||
|             }
 | ||
|             else if (this.curLineStart + this.curLine.length < this.to) {
 | ||
|                 this.nextLine();
 | ||
|                 off = 0;
 | ||
|             }
 | ||
|             else {
 | ||
|                 this.done = true;
 | ||
|                 return this;
 | ||
|             }
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| const flattened = /*@__PURE__*/new WeakMap();
 | ||
| // Reusable (partially) flattened document strings
 | ||
| class FlattenedDoc {
 | ||
|     constructor(from, text) {
 | ||
|         this.from = from;
 | ||
|         this.text = text;
 | ||
|     }
 | ||
|     get to() { return this.from + this.text.length; }
 | ||
|     static get(doc, from, to) {
 | ||
|         let cached = flattened.get(doc);
 | ||
|         if (!cached || cached.from >= to || cached.to <= from) {
 | ||
|             let flat = new FlattenedDoc(from, doc.sliceString(from, to));
 | ||
|             flattened.set(doc, flat);
 | ||
|             return flat;
 | ||
|         }
 | ||
|         if (cached.from == from && cached.to == to)
 | ||
|             return cached;
 | ||
|         let { text, from: cachedFrom } = cached;
 | ||
|         if (cachedFrom > from) {
 | ||
|             text = doc.sliceString(from, cachedFrom) + text;
 | ||
|             cachedFrom = from;
 | ||
|         }
 | ||
|         if (cached.to < to)
 | ||
|             text += doc.sliceString(cached.to, to);
 | ||
|         flattened.set(doc, new FlattenedDoc(cachedFrom, text));
 | ||
|         return new FlattenedDoc(from, text.slice(from - cachedFrom, to - cachedFrom));
 | ||
|     }
 | ||
| }
 | ||
| class MultilineRegExpCursor {
 | ||
|     constructor(text, query, options, from, to) {
 | ||
|         this.text = text;
 | ||
|         this.to = to;
 | ||
|         this.done = false;
 | ||
|         this.value = empty;
 | ||
|         this.matchPos = toCharEnd(text, from);
 | ||
|         this.re = new RegExp(query, baseFlags + ((options === null || options === void 0 ? void 0 : options.ignoreCase) ? "i" : ""));
 | ||
|         this.test = options === null || options === void 0 ? void 0 : options.test;
 | ||
|         this.flat = FlattenedDoc.get(text, from, this.chunkEnd(from + 5000 /* Chunk.Base */));
 | ||
|     }
 | ||
|     chunkEnd(pos) {
 | ||
|         return pos >= this.to ? this.to : this.text.lineAt(pos).to;
 | ||
|     }
 | ||
|     next() {
 | ||
|         for (;;) {
 | ||
|             let off = this.re.lastIndex = this.matchPos - this.flat.from;
 | ||
|             let match = this.re.exec(this.flat.text);
 | ||
|             // Skip empty matches directly after the last match
 | ||
|             if (match && !match[0] && match.index == off) {
 | ||
|                 this.re.lastIndex = off + 1;
 | ||
|                 match = this.re.exec(this.flat.text);
 | ||
|             }
 | ||
|             if (match) {
 | ||
|                 let from = this.flat.from + match.index, to = from + match[0].length;
 | ||
|                 // If a match goes almost to the end of a noncomplete chunk, try
 | ||
|                 // again, since it'll likely be able to match more
 | ||
|                 if ((this.flat.to >= this.to || match.index + match[0].length <= this.flat.text.length - 10) &&
 | ||
|                     (!this.test || this.test(from, to, match))) {
 | ||
|                     this.value = { from, to, match };
 | ||
|                     this.matchPos = toCharEnd(this.text, to + (from == to ? 1 : 0));
 | ||
|                     return this;
 | ||
|                 }
 | ||
|             }
 | ||
|             if (this.flat.to == this.to) {
 | ||
|                 this.done = true;
 | ||
|                 return this;
 | ||
|             }
 | ||
|             // Grow the flattened doc
 | ||
|             this.flat = FlattenedDoc.get(this.text, this.flat.from, this.chunkEnd(this.flat.from + this.flat.text.length * 2));
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| if (typeof Symbol != "undefined") {
 | ||
|     RegExpCursor.prototype[Symbol.iterator] = MultilineRegExpCursor.prototype[Symbol.iterator] =
 | ||
|         function () { return this; };
 | ||
| }
 | ||
| function validRegExp(source) {
 | ||
|     try {
 | ||
|         new RegExp(source, baseFlags);
 | ||
|         return true;
 | ||
|     }
 | ||
|     catch (_a) {
 | ||
|         return false;
 | ||
|     }
 | ||
| }
 | ||
| function toCharEnd(text, pos) {
 | ||
|     if (pos >= text.length)
 | ||
|         return pos;
 | ||
|     let line = text.lineAt(pos), next;
 | ||
|     while (pos < line.to && (next = line.text.charCodeAt(pos - line.from)) >= 0xDC00 && next < 0xE000)
 | ||
|         pos++;
 | ||
|     return pos;
 | ||
| }
 | ||
| 
 | ||
| function createLineDialog(view) {
 | ||
|     let line = String(view.state.doc.lineAt(view.state.selection.main.head).number);
 | ||
|     let input = crelt("input", { class: "cm-textfield", name: "line", value: line });
 | ||
|     let dom = crelt("form", {
 | ||
|         class: "cm-gotoLine",
 | ||
|         onkeydown: (event) => {
 | ||
|             if (event.keyCode == 27) { // Escape
 | ||
|                 event.preventDefault();
 | ||
|                 view.dispatch({ effects: dialogEffect.of(false) });
 | ||
|                 view.focus();
 | ||
|             }
 | ||
|             else if (event.keyCode == 13) { // Enter
 | ||
|                 event.preventDefault();
 | ||
|                 go();
 | ||
|             }
 | ||
|         },
 | ||
|         onsubmit: (event) => {
 | ||
|             event.preventDefault();
 | ||
|             go();
 | ||
|         }
 | ||
|     }, crelt("label", view.state.phrase("Go to line"), ": ", input), " ", crelt("button", { class: "cm-button", type: "submit" }, view.state.phrase("go")));
 | ||
|     function go() {
 | ||
|         let match = /^([+-])?(\d+)?(:\d+)?(%)?$/.exec(input.value);
 | ||
|         if (!match)
 | ||
|             return;
 | ||
|         let { state } = view, startLine = state.doc.lineAt(state.selection.main.head);
 | ||
|         let [, sign, ln, cl, percent] = match;
 | ||
|         let col = cl ? +cl.slice(1) : 0;
 | ||
|         let line = ln ? +ln : startLine.number;
 | ||
|         if (ln && percent) {
 | ||
|             let pc = line / 100;
 | ||
|             if (sign)
 | ||
|                 pc = pc * (sign == "-" ? -1 : 1) + (startLine.number / state.doc.lines);
 | ||
|             line = Math.round(state.doc.lines * pc);
 | ||
|         }
 | ||
|         else if (ln && sign) {
 | ||
|             line = line * (sign == "-" ? -1 : 1) + startLine.number;
 | ||
|         }
 | ||
|         let docLine = state.doc.line(Math.max(1, Math.min(state.doc.lines, line)));
 | ||
|         let selection = EditorSelection.cursor(docLine.from + Math.max(0, Math.min(col, docLine.length)));
 | ||
|         view.dispatch({
 | ||
|             effects: [dialogEffect.of(false), EditorView.scrollIntoView(selection.from, { y: 'center' })],
 | ||
|             selection,
 | ||
|         });
 | ||
|         view.focus();
 | ||
|     }
 | ||
|     return { dom };
 | ||
| }
 | ||
| const dialogEffect = /*@__PURE__*/StateEffect.define();
 | ||
| const dialogField = /*@__PURE__*/StateField.define({
 | ||
|     create() { return true; },
 | ||
|     update(value, tr) {
 | ||
|         for (let e of tr.effects)
 | ||
|             if (e.is(dialogEffect))
 | ||
|                 value = e.value;
 | ||
|         return value;
 | ||
|     },
 | ||
|     provide: f => showPanel.from(f, val => val ? createLineDialog : null)
 | ||
| });
 | ||
| /**
 | ||
| Command that shows a dialog asking the user for a line number, and
 | ||
| when a valid position is provided, moves the cursor to that line.
 | ||
| 
 | ||
| Supports line numbers, relative line offsets prefixed with `+` or
 | ||
| `-`, document percentages suffixed with `%`, and an optional
 | ||
| column position by adding `:` and a second number after the line
 | ||
| number.
 | ||
| */
 | ||
| const gotoLine = view => {
 | ||
|     let panel = getPanel(view, createLineDialog);
 | ||
|     if (!panel) {
 | ||
|         let effects = [dialogEffect.of(true)];
 | ||
|         if (view.state.field(dialogField, false) == null)
 | ||
|             effects.push(StateEffect.appendConfig.of([dialogField, baseTheme$1]));
 | ||
|         view.dispatch({ effects });
 | ||
|         panel = getPanel(view, createLineDialog);
 | ||
|     }
 | ||
|     if (panel)
 | ||
|         panel.dom.querySelector("input").select();
 | ||
|     return true;
 | ||
| };
 | ||
| const baseTheme$1 = /*@__PURE__*/EditorView.baseTheme({
 | ||
|     ".cm-panel.cm-gotoLine": {
 | ||
|         padding: "2px 6px 4px",
 | ||
|         "& label": { fontSize: "80%" }
 | ||
|     }
 | ||
| });
 | ||
| 
 | ||
| const defaultHighlightOptions = {
 | ||
|     highlightWordAroundCursor: false,
 | ||
|     minSelectionLength: 1,
 | ||
|     maxMatches: 100,
 | ||
|     wholeWords: false
 | ||
| };
 | ||
| const highlightConfig = /*@__PURE__*/Facet.define({
 | ||
|     combine(options) {
 | ||
|         return combineConfig(options, defaultHighlightOptions, {
 | ||
|             highlightWordAroundCursor: (a, b) => a || b,
 | ||
|             minSelectionLength: Math.min,
 | ||
|             maxMatches: Math.min
 | ||
|         });
 | ||
|     }
 | ||
| });
 | ||
| /**
 | ||
| This extension highlights text that matches the selection. It uses
 | ||
| the `"cm-selectionMatch"` class for the highlighting. When
 | ||
| `highlightWordAroundCursor` is enabled, the word at the cursor
 | ||
| itself will be highlighted with `"cm-selectionMatch-main"`.
 | ||
| */
 | ||
| function highlightSelectionMatches(options) {
 | ||
|     let ext = [defaultTheme, matchHighlighter];
 | ||
|     if (options)
 | ||
|         ext.push(highlightConfig.of(options));
 | ||
|     return ext;
 | ||
| }
 | ||
| const matchDeco = /*@__PURE__*/Decoration.mark({ class: "cm-selectionMatch" });
 | ||
| const mainMatchDeco = /*@__PURE__*/Decoration.mark({ class: "cm-selectionMatch cm-selectionMatch-main" });
 | ||
| // Whether the characters directly outside the given positions are non-word characters
 | ||
| function insideWordBoundaries(check, state, from, to) {
 | ||
|     return (from == 0 || check(state.sliceDoc(from - 1, from)) != CharCategory.Word) &&
 | ||
|         (to == state.doc.length || check(state.sliceDoc(to, to + 1)) != CharCategory.Word);
 | ||
| }
 | ||
| // Whether the characters directly at the given positions are word characters
 | ||
| function insideWord(check, state, from, to) {
 | ||
|     return check(state.sliceDoc(from, from + 1)) == CharCategory.Word
 | ||
|         && check(state.sliceDoc(to - 1, to)) == CharCategory.Word;
 | ||
| }
 | ||
| const matchHighlighter = /*@__PURE__*/ViewPlugin.fromClass(class {
 | ||
|     constructor(view) {
 | ||
|         this.decorations = this.getDeco(view);
 | ||
|     }
 | ||
|     update(update) {
 | ||
|         if (update.selectionSet || update.docChanged || update.viewportChanged)
 | ||
|             this.decorations = this.getDeco(update.view);
 | ||
|     }
 | ||
|     getDeco(view) {
 | ||
|         let conf = view.state.facet(highlightConfig);
 | ||
|         let { state } = view, sel = state.selection;
 | ||
|         if (sel.ranges.length > 1)
 | ||
|             return Decoration.none;
 | ||
|         let range = sel.main, query, check = null;
 | ||
|         if (range.empty) {
 | ||
|             if (!conf.highlightWordAroundCursor)
 | ||
|                 return Decoration.none;
 | ||
|             let word = state.wordAt(range.head);
 | ||
|             if (!word)
 | ||
|                 return Decoration.none;
 | ||
|             check = state.charCategorizer(range.head);
 | ||
|             query = state.sliceDoc(word.from, word.to);
 | ||
|         }
 | ||
|         else {
 | ||
|             let len = range.to - range.from;
 | ||
|             if (len < conf.minSelectionLength || len > 200)
 | ||
|                 return Decoration.none;
 | ||
|             if (conf.wholeWords) {
 | ||
|                 query = state.sliceDoc(range.from, range.to); // TODO: allow and include leading/trailing space?
 | ||
|                 check = state.charCategorizer(range.head);
 | ||
|                 if (!(insideWordBoundaries(check, state, range.from, range.to) &&
 | ||
|                     insideWord(check, state, range.from, range.to)))
 | ||
|                     return Decoration.none;
 | ||
|             }
 | ||
|             else {
 | ||
|                 query = state.sliceDoc(range.from, range.to);
 | ||
|                 if (!query)
 | ||
|                     return Decoration.none;
 | ||
|             }
 | ||
|         }
 | ||
|         let deco = [];
 | ||
|         for (let part of view.visibleRanges) {
 | ||
|             let cursor = new SearchCursor(state.doc, query, part.from, part.to);
 | ||
|             while (!cursor.next().done) {
 | ||
|                 let { from, to } = cursor.value;
 | ||
|                 if (!check || insideWordBoundaries(check, state, from, to)) {
 | ||
|                     if (range.empty && from <= range.from && to >= range.to)
 | ||
|                         deco.push(mainMatchDeco.range(from, to));
 | ||
|                     else if (from >= range.to || to <= range.from)
 | ||
|                         deco.push(matchDeco.range(from, to));
 | ||
|                     if (deco.length > conf.maxMatches)
 | ||
|                         return Decoration.none;
 | ||
|                 }
 | ||
|             }
 | ||
|         }
 | ||
|         return Decoration.set(deco);
 | ||
|     }
 | ||
| }, {
 | ||
|     decorations: v => v.decorations
 | ||
| });
 | ||
| const defaultTheme = /*@__PURE__*/EditorView.baseTheme({
 | ||
|     ".cm-selectionMatch": { backgroundColor: "#99ff7780" },
 | ||
|     ".cm-searchMatch .cm-selectionMatch": { backgroundColor: "transparent" }
 | ||
| });
 | ||
| // Select the words around the cursors.
 | ||
| const selectWord = ({ state, dispatch }) => {
 | ||
|     let { selection } = state;
 | ||
|     let newSel = EditorSelection.create(selection.ranges.map(range => state.wordAt(range.head) || EditorSelection.cursor(range.head)), selection.mainIndex);
 | ||
|     if (newSel.eq(selection))
 | ||
|         return false;
 | ||
|     dispatch(state.update({ selection: newSel }));
 | ||
|     return true;
 | ||
| };
 | ||
| // Find next occurrence of query relative to last cursor. Wrap around
 | ||
| // the document if there are no more matches.
 | ||
| function findNextOccurrence(state, query) {
 | ||
|     let { main, ranges } = state.selection;
 | ||
|     let word = state.wordAt(main.head), fullWord = word && word.from == main.from && word.to == main.to;
 | ||
|     for (let cycled = false, cursor = new SearchCursor(state.doc, query, ranges[ranges.length - 1].to);;) {
 | ||
|         cursor.next();
 | ||
|         if (cursor.done) {
 | ||
|             if (cycled)
 | ||
|                 return null;
 | ||
|             cursor = new SearchCursor(state.doc, query, 0, Math.max(0, ranges[ranges.length - 1].from - 1));
 | ||
|             cycled = true;
 | ||
|         }
 | ||
|         else {
 | ||
|             if (cycled && ranges.some(r => r.from == cursor.value.from))
 | ||
|                 continue;
 | ||
|             if (fullWord) {
 | ||
|                 let word = state.wordAt(cursor.value.from);
 | ||
|                 if (!word || word.from != cursor.value.from || word.to != cursor.value.to)
 | ||
|                     continue;
 | ||
|             }
 | ||
|             return cursor.value;
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| /**
 | ||
| Select next occurrence of the current selection. Expand selection
 | ||
| to the surrounding word when the selection is empty.
 | ||
| */
 | ||
| const selectNextOccurrence = ({ state, dispatch }) => {
 | ||
|     let { ranges } = state.selection;
 | ||
|     if (ranges.some(sel => sel.from === sel.to))
 | ||
|         return selectWord({ state, dispatch });
 | ||
|     let searchedText = state.sliceDoc(ranges[0].from, ranges[0].to);
 | ||
|     if (state.selection.ranges.some(r => state.sliceDoc(r.from, r.to) != searchedText))
 | ||
|         return false;
 | ||
|     let range = findNextOccurrence(state, searchedText);
 | ||
|     if (!range)
 | ||
|         return false;
 | ||
|     dispatch(state.update({
 | ||
|         selection: state.selection.addRange(EditorSelection.range(range.from, range.to), false),
 | ||
|         effects: EditorView.scrollIntoView(range.to)
 | ||
|     }));
 | ||
|     return true;
 | ||
| };
 | ||
| 
 | ||
| const searchConfigFacet = /*@__PURE__*/Facet.define({
 | ||
|     combine(configs) {
 | ||
|         return combineConfig(configs, {
 | ||
|             top: false,
 | ||
|             caseSensitive: false,
 | ||
|             literal: false,
 | ||
|             regexp: false,
 | ||
|             wholeWord: false,
 | ||
|             createPanel: view => new SearchPanel(view),
 | ||
|             scrollToMatch: range => EditorView.scrollIntoView(range)
 | ||
|         });
 | ||
|     }
 | ||
| });
 | ||
| /**
 | ||
| Add search state to the editor configuration, and optionally
 | ||
| configure the search extension.
 | ||
| ([`openSearchPanel`](https://codemirror.net/6/docs/ref/#search.openSearchPanel) will automatically
 | ||
| enable this if it isn't already on).
 | ||
| */
 | ||
| function search(config) {
 | ||
|     return config ? [searchConfigFacet.of(config), searchExtensions] : searchExtensions;
 | ||
| }
 | ||
| /**
 | ||
| A search query. Part of the editor's search state.
 | ||
| */
 | ||
| class SearchQuery {
 | ||
|     /**
 | ||
|     Create a query object.
 | ||
|     */
 | ||
|     constructor(config) {
 | ||
|         this.search = config.search;
 | ||
|         this.caseSensitive = !!config.caseSensitive;
 | ||
|         this.literal = !!config.literal;
 | ||
|         this.regexp = !!config.regexp;
 | ||
|         this.replace = config.replace || "";
 | ||
|         this.valid = !!this.search && (!this.regexp || validRegExp(this.search));
 | ||
|         this.unquoted = this.unquote(this.search);
 | ||
|         this.wholeWord = !!config.wholeWord;
 | ||
|     }
 | ||
|     /**
 | ||
|     @internal
 | ||
|     */
 | ||
|     unquote(text) {
 | ||
|         return this.literal ? text :
 | ||
|             text.replace(/\\([nrt\\])/g, (_, ch) => ch == "n" ? "\n" : ch == "r" ? "\r" : ch == "t" ? "\t" : "\\");
 | ||
|     }
 | ||
|     /**
 | ||
|     Compare this query to another query.
 | ||
|     */
 | ||
|     eq(other) {
 | ||
|         return this.search == other.search && this.replace == other.replace &&
 | ||
|             this.caseSensitive == other.caseSensitive && this.regexp == other.regexp &&
 | ||
|             this.wholeWord == other.wholeWord;
 | ||
|     }
 | ||
|     /**
 | ||
|     @internal
 | ||
|     */
 | ||
|     create() {
 | ||
|         return this.regexp ? new RegExpQuery(this) : new StringQuery(this);
 | ||
|     }
 | ||
|     /**
 | ||
|     Get a search cursor for this query, searching through the given
 | ||
|     range in the given state.
 | ||
|     */
 | ||
|     getCursor(state, from = 0, to) {
 | ||
|         let st = state.doc ? state : EditorState.create({ doc: state });
 | ||
|         if (to == null)
 | ||
|             to = st.doc.length;
 | ||
|         return this.regexp ? regexpCursor(this, st, from, to) : stringCursor(this, st, from, to);
 | ||
|     }
 | ||
| }
 | ||
| class QueryType {
 | ||
|     constructor(spec) {
 | ||
|         this.spec = spec;
 | ||
|     }
 | ||
| }
 | ||
| function stringCursor(spec, state, from, to) {
 | ||
|     return new SearchCursor(state.doc, spec.unquoted, from, to, spec.caseSensitive ? undefined : x => x.toLowerCase(), spec.wholeWord ? stringWordTest(state.doc, state.charCategorizer(state.selection.main.head)) : undefined);
 | ||
| }
 | ||
| function stringWordTest(doc, categorizer) {
 | ||
|     return (from, to, buf, bufPos) => {
 | ||
|         if (bufPos > from || bufPos + buf.length < to) {
 | ||
|             bufPos = Math.max(0, from - 2);
 | ||
|             buf = doc.sliceString(bufPos, Math.min(doc.length, to + 2));
 | ||
|         }
 | ||
|         return (categorizer(charBefore(buf, from - bufPos)) != CharCategory.Word ||
 | ||
|             categorizer(charAfter(buf, from - bufPos)) != CharCategory.Word) &&
 | ||
|             (categorizer(charAfter(buf, to - bufPos)) != CharCategory.Word ||
 | ||
|                 categorizer(charBefore(buf, to - bufPos)) != CharCategory.Word);
 | ||
|     };
 | ||
| }
 | ||
| class StringQuery extends QueryType {
 | ||
|     constructor(spec) {
 | ||
|         super(spec);
 | ||
|     }
 | ||
|     nextMatch(state, curFrom, curTo) {
 | ||
|         let cursor = stringCursor(this.spec, state, curTo, state.doc.length).nextOverlapping();
 | ||
|         if (cursor.done)
 | ||
|             cursor = stringCursor(this.spec, state, 0, curFrom).nextOverlapping();
 | ||
|         return cursor.done ? null : cursor.value;
 | ||
|     }
 | ||
|     // Searching in reverse is, rather than implementing an inverted search
 | ||
|     // cursor, done by scanning chunk after chunk forward.
 | ||
|     prevMatchInRange(state, from, to) {
 | ||
|         for (let pos = to;;) {
 | ||
|             let start = Math.max(from, pos - 10000 /* FindPrev.ChunkSize */ - this.spec.unquoted.length);
 | ||
|             let cursor = stringCursor(this.spec, state, start, pos), range = null;
 | ||
|             while (!cursor.nextOverlapping().done)
 | ||
|                 range = cursor.value;
 | ||
|             if (range)
 | ||
|                 return range;
 | ||
|             if (start == from)
 | ||
|                 return null;
 | ||
|             pos -= 10000 /* FindPrev.ChunkSize */;
 | ||
|         }
 | ||
|     }
 | ||
|     prevMatch(state, curFrom, curTo) {
 | ||
|         return this.prevMatchInRange(state, 0, curFrom) ||
 | ||
|             this.prevMatchInRange(state, curTo, state.doc.length);
 | ||
|     }
 | ||
|     getReplacement(_result) { return this.spec.unquote(this.spec.replace); }
 | ||
|     matchAll(state, limit) {
 | ||
|         let cursor = stringCursor(this.spec, state, 0, state.doc.length), ranges = [];
 | ||
|         while (!cursor.next().done) {
 | ||
|             if (ranges.length >= limit)
 | ||
|                 return null;
 | ||
|             ranges.push(cursor.value);
 | ||
|         }
 | ||
|         return ranges;
 | ||
|     }
 | ||
|     highlight(state, from, to, add) {
 | ||
|         let cursor = stringCursor(this.spec, state, Math.max(0, from - this.spec.unquoted.length), Math.min(to + this.spec.unquoted.length, state.doc.length));
 | ||
|         while (!cursor.next().done)
 | ||
|             add(cursor.value.from, cursor.value.to);
 | ||
|     }
 | ||
| }
 | ||
| function regexpCursor(spec, state, from, to) {
 | ||
|     return new RegExpCursor(state.doc, spec.search, {
 | ||
|         ignoreCase: !spec.caseSensitive,
 | ||
|         test: spec.wholeWord ? regexpWordTest(state.charCategorizer(state.selection.main.head)) : undefined
 | ||
|     }, from, to);
 | ||
| }
 | ||
| function charBefore(str, index) {
 | ||
|     return str.slice(findClusterBreak(str, index, false), index);
 | ||
| }
 | ||
| function charAfter(str, index) {
 | ||
|     return str.slice(index, findClusterBreak(str, index));
 | ||
| }
 | ||
| function regexpWordTest(categorizer) {
 | ||
|     return (_from, _to, match) => !match[0].length ||
 | ||
|         (categorizer(charBefore(match.input, match.index)) != CharCategory.Word ||
 | ||
|             categorizer(charAfter(match.input, match.index)) != CharCategory.Word) &&
 | ||
|             (categorizer(charAfter(match.input, match.index + match[0].length)) != CharCategory.Word ||
 | ||
|                 categorizer(charBefore(match.input, match.index + match[0].length)) != CharCategory.Word);
 | ||
| }
 | ||
| class RegExpQuery extends QueryType {
 | ||
|     nextMatch(state, curFrom, curTo) {
 | ||
|         let cursor = regexpCursor(this.spec, state, curTo, state.doc.length).next();
 | ||
|         if (cursor.done)
 | ||
|             cursor = regexpCursor(this.spec, state, 0, curFrom).next();
 | ||
|         return cursor.done ? null : cursor.value;
 | ||
|     }
 | ||
|     prevMatchInRange(state, from, to) {
 | ||
|         for (let size = 1;; size++) {
 | ||
|             let start = Math.max(from, to - size * 10000 /* FindPrev.ChunkSize */);
 | ||
|             let cursor = regexpCursor(this.spec, state, start, to), range = null;
 | ||
|             while (!cursor.next().done)
 | ||
|                 range = cursor.value;
 | ||
|             if (range && (start == from || range.from > start + 10))
 | ||
|                 return range;
 | ||
|             if (start == from)
 | ||
|                 return null;
 | ||
|         }
 | ||
|     }
 | ||
|     prevMatch(state, curFrom, curTo) {
 | ||
|         return this.prevMatchInRange(state, 0, curFrom) ||
 | ||
|             this.prevMatchInRange(state, curTo, state.doc.length);
 | ||
|     }
 | ||
|     getReplacement(result) {
 | ||
|         return this.spec.unquote(this.spec.replace).replace(/\$([$&\d+])/g, (m, i) => i == "$" ? "$"
 | ||
|             : i == "&" ? result.match[0]
 | ||
|                 : i != "0" && +i < result.match.length ? result.match[i]
 | ||
|                     : m);
 | ||
|     }
 | ||
|     matchAll(state, limit) {
 | ||
|         let cursor = regexpCursor(this.spec, state, 0, state.doc.length), ranges = [];
 | ||
|         while (!cursor.next().done) {
 | ||
|             if (ranges.length >= limit)
 | ||
|                 return null;
 | ||
|             ranges.push(cursor.value);
 | ||
|         }
 | ||
|         return ranges;
 | ||
|     }
 | ||
|     highlight(state, from, to, add) {
 | ||
|         let cursor = regexpCursor(this.spec, state, Math.max(0, from - 250 /* RegExp.HighlightMargin */), Math.min(to + 250 /* RegExp.HighlightMargin */, state.doc.length));
 | ||
|         while (!cursor.next().done)
 | ||
|             add(cursor.value.from, cursor.value.to);
 | ||
|     }
 | ||
| }
 | ||
| /**
 | ||
| A state effect that updates the current search query. Note that
 | ||
| this only has an effect if the search state has been initialized
 | ||
| (by including [`search`](https://codemirror.net/6/docs/ref/#search.search) in your configuration or
 | ||
| by running [`openSearchPanel`](https://codemirror.net/6/docs/ref/#search.openSearchPanel) at least
 | ||
| once).
 | ||
| */
 | ||
| const setSearchQuery = /*@__PURE__*/StateEffect.define();
 | ||
| const togglePanel = /*@__PURE__*/StateEffect.define();
 | ||
| const searchState = /*@__PURE__*/StateField.define({
 | ||
|     create(state) {
 | ||
|         return new SearchState(defaultQuery(state).create(), null);
 | ||
|     },
 | ||
|     update(value, tr) {
 | ||
|         for (let effect of tr.effects) {
 | ||
|             if (effect.is(setSearchQuery))
 | ||
|                 value = new SearchState(effect.value.create(), value.panel);
 | ||
|             else if (effect.is(togglePanel))
 | ||
|                 value = new SearchState(value.query, effect.value ? createSearchPanel : null);
 | ||
|         }
 | ||
|         return value;
 | ||
|     },
 | ||
|     provide: f => showPanel.from(f, val => val.panel)
 | ||
| });
 | ||
| /**
 | ||
| Get the current search query from an editor state.
 | ||
| */
 | ||
| function getSearchQuery(state) {
 | ||
|     let curState = state.field(searchState, false);
 | ||
|     return curState ? curState.query.spec : defaultQuery(state);
 | ||
| }
 | ||
| /**
 | ||
| Query whether the search panel is open in the given editor state.
 | ||
| */
 | ||
| function searchPanelOpen(state) {
 | ||
|     var _a;
 | ||
|     return ((_a = state.field(searchState, false)) === null || _a === void 0 ? void 0 : _a.panel) != null;
 | ||
| }
 | ||
| class SearchState {
 | ||
|     constructor(query, panel) {
 | ||
|         this.query = query;
 | ||
|         this.panel = panel;
 | ||
|     }
 | ||
| }
 | ||
| const matchMark = /*@__PURE__*/Decoration.mark({ class: "cm-searchMatch" }), selectedMatchMark = /*@__PURE__*/Decoration.mark({ class: "cm-searchMatch cm-searchMatch-selected" });
 | ||
| const searchHighlighter = /*@__PURE__*/ViewPlugin.fromClass(class {
 | ||
|     constructor(view) {
 | ||
|         this.view = view;
 | ||
|         this.decorations = this.highlight(view.state.field(searchState));
 | ||
|     }
 | ||
|     update(update) {
 | ||
|         let state = update.state.field(searchState);
 | ||
|         if (state != update.startState.field(searchState) || update.docChanged || update.selectionSet || update.viewportChanged)
 | ||
|             this.decorations = this.highlight(state);
 | ||
|     }
 | ||
|     highlight({ query, panel }) {
 | ||
|         if (!panel || !query.spec.valid)
 | ||
|             return Decoration.none;
 | ||
|         let { view } = this;
 | ||
|         let builder = new RangeSetBuilder();
 | ||
|         for (let i = 0, ranges = view.visibleRanges, l = ranges.length; i < l; i++) {
 | ||
|             let { from, to } = ranges[i];
 | ||
|             while (i < l - 1 && to > ranges[i + 1].from - 2 * 250 /* RegExp.HighlightMargin */)
 | ||
|                 to = ranges[++i].to;
 | ||
|             query.highlight(view.state, from, to, (from, to) => {
 | ||
|                 let selected = view.state.selection.ranges.some(r => r.from == from && r.to == to);
 | ||
|                 builder.add(from, to, selected ? selectedMatchMark : matchMark);
 | ||
|             });
 | ||
|         }
 | ||
|         return builder.finish();
 | ||
|     }
 | ||
| }, {
 | ||
|     decorations: v => v.decorations
 | ||
| });
 | ||
| function searchCommand(f) {
 | ||
|     return view => {
 | ||
|         let state = view.state.field(searchState, false);
 | ||
|         return state && state.query.spec.valid ? f(view, state) : openSearchPanel(view);
 | ||
|     };
 | ||
| }
 | ||
| /**
 | ||
| Open the search panel if it isn't already open, and move the
 | ||
| selection to the first match after the current main selection.
 | ||
| Will wrap around to the start of the document when it reaches the
 | ||
| end.
 | ||
| */
 | ||
| const findNext = /*@__PURE__*/searchCommand((view, { query }) => {
 | ||
|     let { to } = view.state.selection.main;
 | ||
|     let next = query.nextMatch(view.state, to, to);
 | ||
|     if (!next)
 | ||
|         return false;
 | ||
|     let selection = EditorSelection.single(next.from, next.to);
 | ||
|     let config = view.state.facet(searchConfigFacet);
 | ||
|     view.dispatch({
 | ||
|         selection,
 | ||
|         effects: [announceMatch(view, next), config.scrollToMatch(selection.main, view)],
 | ||
|         userEvent: "select.search"
 | ||
|     });
 | ||
|     selectSearchInput(view);
 | ||
|     return true;
 | ||
| });
 | ||
| /**
 | ||
| Move the selection to the previous instance of the search query,
 | ||
| before the current main selection. Will wrap past the start
 | ||
| of the document to start searching at the end again.
 | ||
| */
 | ||
| const findPrevious = /*@__PURE__*/searchCommand((view, { query }) => {
 | ||
|     let { state } = view, { from } = state.selection.main;
 | ||
|     let prev = query.prevMatch(state, from, from);
 | ||
|     if (!prev)
 | ||
|         return false;
 | ||
|     let selection = EditorSelection.single(prev.from, prev.to);
 | ||
|     let config = view.state.facet(searchConfigFacet);
 | ||
|     view.dispatch({
 | ||
|         selection,
 | ||
|         effects: [announceMatch(view, prev), config.scrollToMatch(selection.main, view)],
 | ||
|         userEvent: "select.search"
 | ||
|     });
 | ||
|     selectSearchInput(view);
 | ||
|     return true;
 | ||
| });
 | ||
| /**
 | ||
| Select all instances of the search query.
 | ||
| */
 | ||
| const selectMatches = /*@__PURE__*/searchCommand((view, { query }) => {
 | ||
|     let ranges = query.matchAll(view.state, 1000);
 | ||
|     if (!ranges || !ranges.length)
 | ||
|         return false;
 | ||
|     view.dispatch({
 | ||
|         selection: EditorSelection.create(ranges.map(r => EditorSelection.range(r.from, r.to))),
 | ||
|         userEvent: "select.search.matches"
 | ||
|     });
 | ||
|     return true;
 | ||
| });
 | ||
| /**
 | ||
| Select all instances of the currently selected text.
 | ||
| */
 | ||
| const selectSelectionMatches = ({ state, dispatch }) => {
 | ||
|     let sel = state.selection;
 | ||
|     if (sel.ranges.length > 1 || sel.main.empty)
 | ||
|         return false;
 | ||
|     let { from, to } = sel.main;
 | ||
|     let ranges = [], main = 0;
 | ||
|     for (let cur = new SearchCursor(state.doc, state.sliceDoc(from, to)); !cur.next().done;) {
 | ||
|         if (ranges.length > 1000)
 | ||
|             return false;
 | ||
|         if (cur.value.from == from)
 | ||
|             main = ranges.length;
 | ||
|         ranges.push(EditorSelection.range(cur.value.from, cur.value.to));
 | ||
|     }
 | ||
|     dispatch(state.update({
 | ||
|         selection: EditorSelection.create(ranges, main),
 | ||
|         userEvent: "select.search.matches"
 | ||
|     }));
 | ||
|     return true;
 | ||
| };
 | ||
| /**
 | ||
| Replace the current match of the search query.
 | ||
| */
 | ||
| const replaceNext = /*@__PURE__*/searchCommand((view, { query }) => {
 | ||
|     let { state } = view, { from, to } = state.selection.main;
 | ||
|     if (state.readOnly)
 | ||
|         return false;
 | ||
|     let next = query.nextMatch(state, from, from);
 | ||
|     if (!next)
 | ||
|         return false;
 | ||
|     let changes = [], selection, replacement;
 | ||
|     let effects = [];
 | ||
|     if (next.from == from && next.to == to) {
 | ||
|         replacement = state.toText(query.getReplacement(next));
 | ||
|         changes.push({ from: next.from, to: next.to, insert: replacement });
 | ||
|         next = query.nextMatch(state, next.from, next.to);
 | ||
|         effects.push(EditorView.announce.of(state.phrase("replaced match on line $", state.doc.lineAt(from).number) + "."));
 | ||
|     }
 | ||
|     if (next) {
 | ||
|         let off = changes.length == 0 || changes[0].from >= next.to ? 0 : next.to - next.from - replacement.length;
 | ||
|         selection = EditorSelection.single(next.from - off, next.to - off);
 | ||
|         effects.push(announceMatch(view, next));
 | ||
|         effects.push(state.facet(searchConfigFacet).scrollToMatch(selection.main, view));
 | ||
|     }
 | ||
|     view.dispatch({
 | ||
|         changes, selection, effects,
 | ||
|         userEvent: "input.replace"
 | ||
|     });
 | ||
|     return true;
 | ||
| });
 | ||
| /**
 | ||
| Replace all instances of the search query with the given
 | ||
| replacement.
 | ||
| */
 | ||
| const replaceAll = /*@__PURE__*/searchCommand((view, { query }) => {
 | ||
|     if (view.state.readOnly)
 | ||
|         return false;
 | ||
|     let changes = query.matchAll(view.state, 1e9).map(match => {
 | ||
|         let { from, to } = match;
 | ||
|         return { from, to, insert: query.getReplacement(match) };
 | ||
|     });
 | ||
|     if (!changes.length)
 | ||
|         return false;
 | ||
|     let announceText = view.state.phrase("replaced $ matches", changes.length) + ".";
 | ||
|     view.dispatch({
 | ||
|         changes,
 | ||
|         effects: EditorView.announce.of(announceText),
 | ||
|         userEvent: "input.replace.all"
 | ||
|     });
 | ||
|     return true;
 | ||
| });
 | ||
| function createSearchPanel(view) {
 | ||
|     return view.state.facet(searchConfigFacet).createPanel(view);
 | ||
| }
 | ||
| function defaultQuery(state, fallback) {
 | ||
|     var _a, _b, _c, _d, _e;
 | ||
|     let sel = state.selection.main;
 | ||
|     let selText = sel.empty || sel.to > sel.from + 100 ? "" : state.sliceDoc(sel.from, sel.to);
 | ||
|     if (fallback && !selText)
 | ||
|         return fallback;
 | ||
|     let config = state.facet(searchConfigFacet);
 | ||
|     return new SearchQuery({
 | ||
|         search: ((_a = fallback === null || fallback === void 0 ? void 0 : fallback.literal) !== null && _a !== void 0 ? _a : config.literal) ? selText : selText.replace(/\n/g, "\\n"),
 | ||
|         caseSensitive: (_b = fallback === null || fallback === void 0 ? void 0 : fallback.caseSensitive) !== null && _b !== void 0 ? _b : config.caseSensitive,
 | ||
|         literal: (_c = fallback === null || fallback === void 0 ? void 0 : fallback.literal) !== null && _c !== void 0 ? _c : config.literal,
 | ||
|         regexp: (_d = fallback === null || fallback === void 0 ? void 0 : fallback.regexp) !== null && _d !== void 0 ? _d : config.regexp,
 | ||
|         wholeWord: (_e = fallback === null || fallback === void 0 ? void 0 : fallback.wholeWord) !== null && _e !== void 0 ? _e : config.wholeWord
 | ||
|     });
 | ||
| }
 | ||
| function getSearchInput(view) {
 | ||
|     let panel = getPanel(view, createSearchPanel);
 | ||
|     return panel && panel.dom.querySelector("[main-field]");
 | ||
| }
 | ||
| function selectSearchInput(view) {
 | ||
|     let input = getSearchInput(view);
 | ||
|     if (input && input == view.root.activeElement)
 | ||
|         input.select();
 | ||
| }
 | ||
| /**
 | ||
| Make sure the search panel is open and focused.
 | ||
| */
 | ||
| const openSearchPanel = view => {
 | ||
|     let state = view.state.field(searchState, false);
 | ||
|     if (state && state.panel) {
 | ||
|         let searchInput = getSearchInput(view);
 | ||
|         if (searchInput && searchInput != view.root.activeElement) {
 | ||
|             let query = defaultQuery(view.state, state.query.spec);
 | ||
|             if (query.valid)
 | ||
|                 view.dispatch({ effects: setSearchQuery.of(query) });
 | ||
|             searchInput.focus();
 | ||
|             searchInput.select();
 | ||
|         }
 | ||
|     }
 | ||
|     else {
 | ||
|         view.dispatch({ effects: [
 | ||
|                 togglePanel.of(true),
 | ||
|                 state ? setSearchQuery.of(defaultQuery(view.state, state.query.spec)) : StateEffect.appendConfig.of(searchExtensions)
 | ||
|             ] });
 | ||
|     }
 | ||
|     return true;
 | ||
| };
 | ||
| /**
 | ||
| Close the search panel.
 | ||
| */
 | ||
| const closeSearchPanel = view => {
 | ||
|     let state = view.state.field(searchState, false);
 | ||
|     if (!state || !state.panel)
 | ||
|         return false;
 | ||
|     let panel = getPanel(view, createSearchPanel);
 | ||
|     if (panel && panel.dom.contains(view.root.activeElement))
 | ||
|         view.focus();
 | ||
|     view.dispatch({ effects: togglePanel.of(false) });
 | ||
|     return true;
 | ||
| };
 | ||
| /**
 | ||
| Default search-related key bindings.
 | ||
| 
 | ||
|  - Mod-f: [`openSearchPanel`](https://codemirror.net/6/docs/ref/#search.openSearchPanel)
 | ||
|  - F3, Mod-g: [`findNext`](https://codemirror.net/6/docs/ref/#search.findNext)
 | ||
|  - Shift-F3, Shift-Mod-g: [`findPrevious`](https://codemirror.net/6/docs/ref/#search.findPrevious)
 | ||
|  - Mod-Alt-g: [`gotoLine`](https://codemirror.net/6/docs/ref/#search.gotoLine)
 | ||
|  - Mod-d: [`selectNextOccurrence`](https://codemirror.net/6/docs/ref/#search.selectNextOccurrence)
 | ||
| */
 | ||
| const searchKeymap = [
 | ||
|     { key: "Mod-f", run: openSearchPanel, scope: "editor search-panel" },
 | ||
|     { key: "F3", run: findNext, shift: findPrevious, scope: "editor search-panel", preventDefault: true },
 | ||
|     { key: "Mod-g", run: findNext, shift: findPrevious, scope: "editor search-panel", preventDefault: true },
 | ||
|     { key: "Escape", run: closeSearchPanel, scope: "editor search-panel" },
 | ||
|     { key: "Mod-Shift-l", run: selectSelectionMatches },
 | ||
|     { key: "Mod-Alt-g", run: gotoLine },
 | ||
|     { key: "Mod-d", run: selectNextOccurrence, preventDefault: true },
 | ||
| ];
 | ||
| class SearchPanel {
 | ||
|     constructor(view) {
 | ||
|         this.view = view;
 | ||
|         let query = this.query = view.state.field(searchState).query.spec;
 | ||
|         this.commit = this.commit.bind(this);
 | ||
|         this.searchField = crelt("input", {
 | ||
|             value: query.search,
 | ||
|             placeholder: phrase(view, "Find"),
 | ||
|             "aria-label": phrase(view, "Find"),
 | ||
|             class: "cm-textfield",
 | ||
|             name: "search",
 | ||
|             form: "",
 | ||
|             "main-field": "true",
 | ||
|             onchange: this.commit,
 | ||
|             onkeyup: this.commit
 | ||
|         });
 | ||
|         this.replaceField = crelt("input", {
 | ||
|             value: query.replace,
 | ||
|             placeholder: phrase(view, "Replace"),
 | ||
|             "aria-label": phrase(view, "Replace"),
 | ||
|             class: "cm-textfield",
 | ||
|             name: "replace",
 | ||
|             form: "",
 | ||
|             onchange: this.commit,
 | ||
|             onkeyup: this.commit
 | ||
|         });
 | ||
|         this.caseField = crelt("input", {
 | ||
|             type: "checkbox",
 | ||
|             name: "case",
 | ||
|             form: "",
 | ||
|             checked: query.caseSensitive,
 | ||
|             onchange: this.commit
 | ||
|         });
 | ||
|         this.reField = crelt("input", {
 | ||
|             type: "checkbox",
 | ||
|             name: "re",
 | ||
|             form: "",
 | ||
|             checked: query.regexp,
 | ||
|             onchange: this.commit
 | ||
|         });
 | ||
|         this.wordField = crelt("input", {
 | ||
|             type: "checkbox",
 | ||
|             name: "word",
 | ||
|             form: "",
 | ||
|             checked: query.wholeWord,
 | ||
|             onchange: this.commit
 | ||
|         });
 | ||
|         function button(name, onclick, content) {
 | ||
|             return crelt("button", { class: "cm-button", name, onclick, type: "button" }, content);
 | ||
|         }
 | ||
|         this.dom = crelt("div", { onkeydown: (e) => this.keydown(e), class: "cm-search" }, [
 | ||
|             this.searchField,
 | ||
|             button("next", () => findNext(view), [phrase(view, "next")]),
 | ||
|             button("prev", () => findPrevious(view), [phrase(view, "previous")]),
 | ||
|             button("select", () => selectMatches(view), [phrase(view, "all")]),
 | ||
|             crelt("label", null, [this.caseField, phrase(view, "match case")]),
 | ||
|             crelt("label", null, [this.reField, phrase(view, "regexp")]),
 | ||
|             crelt("label", null, [this.wordField, phrase(view, "by word")]),
 | ||
|             ...view.state.readOnly ? [] : [
 | ||
|                 crelt("br"),
 | ||
|                 this.replaceField,
 | ||
|                 button("replace", () => replaceNext(view), [phrase(view, "replace")]),
 | ||
|                 button("replaceAll", () => replaceAll(view), [phrase(view, "replace all")])
 | ||
|             ],
 | ||
|             crelt("button", {
 | ||
|                 name: "close",
 | ||
|                 onclick: () => closeSearchPanel(view),
 | ||
|                 "aria-label": phrase(view, "close"),
 | ||
|                 type: "button"
 | ||
|             }, ["×"])
 | ||
|         ]);
 | ||
|     }
 | ||
|     commit() {
 | ||
|         let query = new SearchQuery({
 | ||
|             search: this.searchField.value,
 | ||
|             caseSensitive: this.caseField.checked,
 | ||
|             regexp: this.reField.checked,
 | ||
|             wholeWord: this.wordField.checked,
 | ||
|             replace: this.replaceField.value,
 | ||
|         });
 | ||
|         if (!query.eq(this.query)) {
 | ||
|             this.query = query;
 | ||
|             this.view.dispatch({ effects: setSearchQuery.of(query) });
 | ||
|         }
 | ||
|     }
 | ||
|     keydown(e) {
 | ||
|         if (runScopeHandlers(this.view, e, "search-panel")) {
 | ||
|             e.preventDefault();
 | ||
|         }
 | ||
|         else if (e.keyCode == 13 && e.target == this.searchField) {
 | ||
|             e.preventDefault();
 | ||
|             (e.shiftKey ? findPrevious : findNext)(this.view);
 | ||
|         }
 | ||
|         else if (e.keyCode == 13 && e.target == this.replaceField) {
 | ||
|             e.preventDefault();
 | ||
|             replaceNext(this.view);
 | ||
|         }
 | ||
|     }
 | ||
|     update(update) {
 | ||
|         for (let tr of update.transactions)
 | ||
|             for (let effect of tr.effects) {
 | ||
|                 if (effect.is(setSearchQuery) && !effect.value.eq(this.query))
 | ||
|                     this.setQuery(effect.value);
 | ||
|             }
 | ||
|     }
 | ||
|     setQuery(query) {
 | ||
|         this.query = query;
 | ||
|         this.searchField.value = query.search;
 | ||
|         this.replaceField.value = query.replace;
 | ||
|         this.caseField.checked = query.caseSensitive;
 | ||
|         this.reField.checked = query.regexp;
 | ||
|         this.wordField.checked = query.wholeWord;
 | ||
|     }
 | ||
|     mount() {
 | ||
|         this.searchField.select();
 | ||
|     }
 | ||
|     get pos() { return 80; }
 | ||
|     get top() { return this.view.state.facet(searchConfigFacet).top; }
 | ||
| }
 | ||
| function phrase(view, phrase) { return view.state.phrase(phrase); }
 | ||
| const AnnounceMargin = 30;
 | ||
| const Break = /[\s\.,:;?!]/;
 | ||
| function announceMatch(view, { from, to }) {
 | ||
|     let line = view.state.doc.lineAt(from), lineEnd = view.state.doc.lineAt(to).to;
 | ||
|     let start = Math.max(line.from, from - AnnounceMargin), end = Math.min(lineEnd, to + AnnounceMargin);
 | ||
|     let text = view.state.sliceDoc(start, end);
 | ||
|     if (start != line.from) {
 | ||
|         for (let i = 0; i < AnnounceMargin; i++)
 | ||
|             if (!Break.test(text[i + 1]) && Break.test(text[i])) {
 | ||
|                 text = text.slice(i);
 | ||
|                 break;
 | ||
|             }
 | ||
|     }
 | ||
|     if (end != lineEnd) {
 | ||
|         for (let i = text.length - 1; i > text.length - AnnounceMargin; i--)
 | ||
|             if (!Break.test(text[i - 1]) && Break.test(text[i])) {
 | ||
|                 text = text.slice(0, i);
 | ||
|                 break;
 | ||
|             }
 | ||
|     }
 | ||
|     return EditorView.announce.of(`${view.state.phrase("current match")}. ${text} ${view.state.phrase("on line")} ${line.number}.`);
 | ||
| }
 | ||
| const baseTheme = /*@__PURE__*/EditorView.baseTheme({
 | ||
|     ".cm-panel.cm-search": {
 | ||
|         padding: "2px 6px 4px",
 | ||
|         position: "relative",
 | ||
|         "& [name=close]": {
 | ||
|             position: "absolute",
 | ||
|             top: "0",
 | ||
|             right: "4px",
 | ||
|             backgroundColor: "inherit",
 | ||
|             border: "none",
 | ||
|             font: "inherit",
 | ||
|             padding: 0,
 | ||
|             margin: 0
 | ||
|         },
 | ||
|         "& input, & button, & label": {
 | ||
|             margin: ".2em .6em .2em 0"
 | ||
|         },
 | ||
|         "& input[type=checkbox]": {
 | ||
|             marginRight: ".2em"
 | ||
|         },
 | ||
|         "& label": {
 | ||
|             fontSize: "80%",
 | ||
|             whiteSpace: "pre"
 | ||
|         }
 | ||
|     },
 | ||
|     "&light .cm-searchMatch": { backgroundColor: "#ffff0054" },
 | ||
|     "&dark .cm-searchMatch": { backgroundColor: "#00ffff8a" },
 | ||
|     "&light .cm-searchMatch-selected": { backgroundColor: "#ff6a0054" },
 | ||
|     "&dark .cm-searchMatch-selected": { backgroundColor: "#ff00ff8a" }
 | ||
| });
 | ||
| const searchExtensions = [
 | ||
|     searchState,
 | ||
|     /*@__PURE__*/Prec.low(searchHighlighter),
 | ||
|     baseTheme
 | ||
| ];
 | ||
| 
 | ||
| export { RegExpCursor, SearchCursor, SearchQuery, closeSearchPanel, findNext, findPrevious, getSearchQuery, gotoLine, highlightSelectionMatches, openSearchPanel, replaceAll, replaceNext, search, searchKeymap, searchPanelOpen, selectMatches, selectNextOccurrence, selectSelectionMatches, setSearchQuery };
 |