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@@ -195,7 +195,282 @@ oop.inherits(FoldMode, BaseFoldMode);
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-ace.define("ace/mode/latex_beta",["require","exports","module","ace/lib/oop","ace/mode/text","ace/mode/latex_highlight_rules","ace/mode/folding/latex","ace/range","ace/worker/worker_client"], function(require, exports, module) {
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+ace.define("ace/mode/behaviour/latex",["require","exports","module","ace/lib/oop","ace/mode/behaviour","ace/token_iterator","ace/lib/lang"], function(require, exports, module) {
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+"use strict";
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+
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+var oop = require("../../lib/oop");
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+var Behaviour = require("../behaviour").Behaviour;
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+var TokenIterator = require("../../token_iterator").TokenIterator;
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+var lang = require("../../lib/lang");
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+
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+var SAFE_INSERT_IN_TOKENS =
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+ ["text", "paren.rparen", "punctuation.operator"];
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+var SAFE_INSERT_BEFORE_TOKENS =
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+ ["text", "paren.rparen", "punctuation.operator", "comment"];
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+
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+var context;
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+var contextCache = {};
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+var initContext = function(editor) {
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+ var id = -1;
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+ if (editor.multiSelect) {
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+ id = editor.selection.index;
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+ if (contextCache.rangeCount != editor.multiSelect.rangeCount)
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+ contextCache = {rangeCount: editor.multiSelect.rangeCount};
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+ }
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+ if (contextCache[id])
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+ return context = contextCache[id];
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+ context = contextCache[id] = {
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+ autoInsertedBrackets: 0,
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+ autoInsertedRow: -1,
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+ autoInsertedLineEnd: "",
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+ maybeInsertedBrackets: 0,
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+ maybeInsertedRow: -1,
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+ maybeInsertedLineStart: "",
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+ maybeInsertedLineEnd: ""
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+ };
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+};
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+
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+var getWrapped = function(selection, selected, opening, closing) {
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+ var rowDiff = selection.end.row - selection.start.row;
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+ return {
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+ text: opening + selected + closing,
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+ selection: [
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+ 0,
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+ selection.start.column + 1,
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+ rowDiff,
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+ selection.end.column + (rowDiff ? 0 : 1)
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+ ]
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+ };
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+};
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+
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+var LatexBehaviour = function() {
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+ this.add("braces", "insertion", function(state, action, editor, session, text) {
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+ if (editor.completer && editor.completer.popup && editor.completer.popup.isOpen) {
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+ return;
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+ }
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+ var cursor = editor.getCursorPosition();
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+ var line = session.doc.getLine(cursor.row);
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+ var lastChar = line[cursor.column-1];
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+ if (lastChar === '\\') {
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+ return;
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+ }
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+ if (text == '{') {
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+ initContext(editor);
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+ var selection = editor.getSelectionRange();
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+ var selected = session.doc.getTextRange(selection);
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+ if (selected !== "" && editor.getWrapBehavioursEnabled()) {
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+ return getWrapped(selection, selected, '{', '}');
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+ } else if (LatexBehaviour.isSaneInsertion(editor, session)) {
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+ LatexBehaviour.recordAutoInsert(editor, session, "}");
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+ return {
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+ text: '{}',
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+ selection: [1, 1]
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+ };
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+ }
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+ } else if (text == '}') {
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+ initContext(editor);
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+ var rightChar = line.substring(cursor.column, cursor.column + 1);
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+ if (rightChar == '}') {
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+ var matching = session.$findOpeningBracket('}', {column: cursor.column + 1, row: cursor.row});
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+ if (matching !== null && LatexBehaviour.isAutoInsertedClosing(cursor, line, text)) {
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+ LatexBehaviour.popAutoInsertedClosing();
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+ return {
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+ text: '',
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+ selection: [1, 1]
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+ };
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+ }
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+ }
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+ }
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+ });
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+
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+ this.add("braces", "deletion", function(state, action, editor, session, range) {
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+ if (editor.completer && editor.completer.popup && editor.completer.popup.isOpen) {
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+ return;
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+ }
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+ var selected = session.doc.getTextRange(range);
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+ if (!range.isMultiLine() && selected == '{') {
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+ initContext(editor);
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+ var line = session.doc.getLine(range.start.row);
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+ var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
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+ if (rightChar == '}') {
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+ range.end.column++;
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+ return range;
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+ }
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+ }
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+ });
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+
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+ this.add("brackets", "insertion", function(state, action, editor, session, text) {
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+ if (editor.completer && editor.completer.popup && editor.completer.popup.isOpen) {
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+ return;
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+ }
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+ var cursor = editor.getCursorPosition();
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+ var line = session.doc.getLine(cursor.row);
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+ var lastChar = line[cursor.column-1];
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+ if (lastChar === '\\') {
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+ return;
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+ }
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+ if (text == '[') {
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+ initContext(editor);
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+ var selection = editor.getSelectionRange();
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+ var selected = session.doc.getTextRange(selection);
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+ if (selected !== "" && editor.getWrapBehavioursEnabled()) {
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+ return getWrapped(selection, selected, '[', ']');
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+ } else if (LatexBehaviour.isSaneInsertion(editor, session)) {
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+ LatexBehaviour.recordAutoInsert(editor, session, "]");
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+ return {
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+ text: '[]',
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+ selection: [1, 1]
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+ };
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+ }
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+ } else if (text == ']') {
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+ initContext(editor);
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+ var rightChar = line.substring(cursor.column, cursor.column + 1);
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+ if (rightChar == ']') {
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+ var matching = session.$findOpeningBracket(']', {column: cursor.column + 1, row: cursor.row});
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+ if (matching !== null && LatexBehaviour.isAutoInsertedClosing(cursor, line, text)) {
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+ LatexBehaviour.popAutoInsertedClosing();
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+ return {
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+ text: '',
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+ selection: [1, 1]
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+ };
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+ }
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+ }
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+ }
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+ });
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+
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+ this.add("brackets", "deletion", function(state, action, editor, session, range) {
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+ if (editor.completer && editor.completer.popup && editor.completer.popup.isOpen) {
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+ return;
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+ }
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+ var selected = session.doc.getTextRange(range);
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+ if (!range.isMultiLine() && selected == '[') {
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+ initContext(editor);
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+ var line = session.doc.getLine(range.start.row);
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+ var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
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+ if (rightChar == ']') {
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+ range.end.column++;
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+ return range;
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+ }
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+ }
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+ });
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+
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+ this.add("dollars", "insertion", function(state, action, editor, session, text) {
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+ var cursor = editor.getCursorPosition();
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+ var line = session.doc.getLine(cursor.row);
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+ var lastChar = line[cursor.column-1];
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+ if (lastChar === '\\') {
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+ return;
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+ }
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+ if (text == '$') {
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+ if (this.lineCommentStart && this.lineCommentStart.indexOf(text) != -1)
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+ return;
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+ initContext(editor);
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+ var quote = text;
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+ var selection = editor.getSelectionRange();
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+ var selected = session.doc.getTextRange(selection);
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+ if (selected !== "" && selected !== "$" && editor.getWrapBehavioursEnabled()) {
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+ return getWrapped(selection, selected, quote, quote);
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+ } else if (!selected) {
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+ var leftChar = line.substring(cursor.column-1, cursor.column);
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+ var rightChar = line.substring(cursor.column, cursor.column + 1);
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+
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+ var token = session.getTokenAt(cursor.row, cursor.column);
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+ var rightToken = session.getTokenAt(cursor.row, cursor.column + 1);
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+
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+ var stringBefore = token && /string|escape/.test(token.type);
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+ var stringAfter = !rightToken || /string|escape/.test(rightToken.type);
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+
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+ var pair;
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+ if (rightChar == quote) {
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+ pair = stringBefore !== stringAfter;
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+ if (pair && /string\.end/.test(rightToken.type))
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+ pair = false;
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+ } else {
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+ if (stringBefore && !stringAfter)
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+ return null; // wrap string with different quote
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+ if (stringBefore && stringAfter)
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+ return null; // do not pair quotes inside strings
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+ var wordRe = session.$mode.tokenRe;
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+ wordRe.lastIndex = 0;
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+ var isWordBefore = wordRe.test(leftChar);
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+ wordRe.lastIndex = 0;
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+ var isWordAfter = wordRe.test(leftChar);
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+ if (isWordBefore || isWordAfter)
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+ return null; // before or after alphanumeric
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+ if (rightChar && !/[\s;,.})\]\\]/.test(rightChar))
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+ return null; // there is rightChar and it isn't closing
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+ pair = true;
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+ }
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+ return {
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+ text: pair ? quote + quote : "",
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+ selection: [1,1]
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+ };
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+ }
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+ }
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+ });
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+
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+ this.add("dollars", "deletion", function(state, action, editor, session, range) {
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+ var selected = session.doc.getTextRange(range);
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+ if (!range.isMultiLine() && (selected == '$')) {
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+ initContext(editor);
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+ var line = session.doc.getLine(range.start.row);
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+ var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
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+ if (rightChar == selected) {
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+ range.end.column++;
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+ return range;
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+ }
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+ }
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+ });
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+
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+};
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+
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+
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+LatexBehaviour.isSaneInsertion = function(editor, session) {
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+ var cursor = editor.getCursorPosition();
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+ var iterator = new TokenIterator(session, cursor.row, cursor.column);
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+ if (!this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS)) {
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+ var iterator2 = new TokenIterator(session, cursor.row, cursor.column + 1);
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+ if (!this.$matchTokenType(iterator2.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS))
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+ return false;
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+ }
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+ iterator.stepForward();
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+ return iterator.getCurrentTokenRow() !== cursor.row ||
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+ this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_BEFORE_TOKENS);
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+};
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+
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+LatexBehaviour.$matchTokenType = function(token, types) {
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+ return types.indexOf(token.type || token) > -1;
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+};
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+
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+LatexBehaviour.recordAutoInsert = function(editor, session, bracket) {
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+ var cursor = editor.getCursorPosition();
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+ var line = session.doc.getLine(cursor.row);
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+ if (!this.isAutoInsertedClosing(cursor, line, context.autoInsertedLineEnd[0]))
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+ context.autoInsertedBrackets = 0;
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+ context.autoInsertedRow = cursor.row;
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+ context.autoInsertedLineEnd = bracket + line.substr(cursor.column);
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+ context.autoInsertedBrackets++;
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+};
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+
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+LatexBehaviour.isAutoInsertedClosing = function(cursor, line, bracket) {
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+ return context.autoInsertedBrackets > 0 &&
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+ cursor.row === context.autoInsertedRow &&
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+ bracket === context.autoInsertedLineEnd[0] &&
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+ line.substr(cursor.column) === context.autoInsertedLineEnd;
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+};
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+
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+LatexBehaviour.popAutoInsertedClosing = function() {
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+ context.autoInsertedLineEnd = context.autoInsertedLineEnd.substr(1);
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+ context.autoInsertedBrackets--;
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+};
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+
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+
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+oop.inherits(LatexBehaviour, Behaviour);
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+
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+exports.LatexBehaviour = LatexBehaviour;
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+});
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+
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+ace.define("ace/mode/latex_beta",["require","exports","module","ace/lib/oop","ace/mode/text","ace/mode/latex_highlight_rules","ace/mode/folding/latex","ace/range","ace/worker/worker_client","ace/mode/behaviour/latex"], function(require, exports, module) {
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"use strict";
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var oop = require("../lib/oop");
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@@ -204,6 +479,7 @@ var LatexHighlightRules = require("./latex_highlight_rules").LatexHighlightRules
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var LatexFoldMode = require("./folding/latex").FoldMode;
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var Range = require("../range").Range;
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var WorkerClient = require("ace/worker/worker_client").WorkerClient;
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+var LatexBehaviour = require("./behaviour/latex").LatexBehaviour;
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var createLatexWorker = function (session) {
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var doc = session.getDocument();
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@@ -361,6 +637,7 @@ var createLatexWorker = function (session) {
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var Mode = function() {
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this.HighlightRules = LatexHighlightRules;
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this.foldingRules = new LatexFoldMode();
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+ this.$behaviour = new LatexBehaviour();
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this.createWorker = createLatexWorker;
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};
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oop.inherits(Mode, TextMode);
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Paulo Reis