overleaf/services/web/public/js/ace-1.4.5/mode-xml.js

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ace.define("ace/mode/xml_highlight_rules",[], function(require, exports, module) {
"use strict";
var oop = require("../lib/oop");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var XmlHighlightRules = function(normalize) {
var tagRegex = "[_:a-zA-Z\xc0-\uffff][-_:.a-zA-Z0-9\xc0-\uffff]*";
this.$rules = {
start : [
{token : "string.cdata.xml", regex : "<\\!\\[CDATA\\[", next : "cdata"},
{
token : ["punctuation.instruction.xml", "keyword.instruction.xml"],
regex : "(<\\?)(" + tagRegex + ")", next : "processing_instruction"
},
{token : "comment.start.xml", regex : "<\\!--", next : "comment"},
{
token : ["xml-pe.doctype.xml", "xml-pe.doctype.xml"],
regex : "(<\\!)(DOCTYPE)(?=[\\s])", next : "doctype", caseInsensitive: true
},
{include : "tag"},
{token : "text.end-tag-open.xml", regex: "</"},
{token : "text.tag-open.xml", regex: "<"},
{include : "reference"},
{defaultToken : "text.xml"}
],
processing_instruction : [{
token : "entity.other.attribute-name.decl-attribute-name.xml",
regex : tagRegex
}, {
token : "keyword.operator.decl-attribute-equals.xml",
regex : "="
}, {
include: "whitespace"
}, {
include: "string"
}, {
token : "punctuation.xml-decl.xml",
regex : "\\?>",
next : "start"
}],
doctype : [
{include : "whitespace"},
{include : "string"},
{token : "xml-pe.doctype.xml", regex : ">", next : "start"},
{token : "xml-pe.xml", regex : "[-_a-zA-Z0-9:]+"},
{token : "punctuation.int-subset", regex : "\\[", push : "int_subset"}
],
int_subset : [{
token : "text.xml",
regex : "\\s+"
}, {
token: "punctuation.int-subset.xml",
regex: "]",
next: "pop"
}, {
token : ["punctuation.markup-decl.xml", "keyword.markup-decl.xml"],
regex : "(<\\!)(" + tagRegex + ")",
push : [{
token : "text",
regex : "\\s+"
},
{
token : "punctuation.markup-decl.xml",
regex : ">",
next : "pop"
},
{include : "string"}]
}],
cdata : [
{token : "string.cdata.xml", regex : "\\]\\]>", next : "start"},
{token : "text.xml", regex : "\\s+"},
{token : "text.xml", regex : "(?:[^\\]]|\\](?!\\]>))+"}
],
comment : [
{token : "comment.end.xml", regex : "-->", next : "start"},
{defaultToken : "comment.xml"}
],
reference : [{
token : "constant.language.escape.reference.xml",
regex : "(?:&#[0-9]+;)|(?:&#x[0-9a-fA-F]+;)|(?:&[a-zA-Z0-9_:\\.-]+;)"
}],
attr_reference : [{
token : "constant.language.escape.reference.attribute-value.xml",
regex : "(?:&#[0-9]+;)|(?:&#x[0-9a-fA-F]+;)|(?:&[a-zA-Z0-9_:\\.-]+;)"
}],
tag : [{
token : ["meta.tag.punctuation.tag-open.xml", "meta.tag.punctuation.end-tag-open.xml", "meta.tag.tag-name.xml"],
regex : "(?:(<)|(</))((?:" + tagRegex + ":)?" + tagRegex + ")",
next: [
{include : "attributes"},
{token : "meta.tag.punctuation.tag-close.xml", regex : "/?>", next : "start"}
]
}],
tag_whitespace : [
{token : "text.tag-whitespace.xml", regex : "\\s+"}
],
whitespace : [
{token : "text.whitespace.xml", regex : "\\s+"}
],
string: [{
token : "string.xml",
regex : "'",
push : [
{token : "string.xml", regex: "'", next: "pop"},
{defaultToken : "string.xml"}
]
}, {
token : "string.xml",
regex : '"',
push : [
{token : "string.xml", regex: '"', next: "pop"},
{defaultToken : "string.xml"}
]
}],
attributes: [{
token : "entity.other.attribute-name.xml",
regex : tagRegex
}, {
token : "keyword.operator.attribute-equals.xml",
regex : "="
}, {
include: "tag_whitespace"
}, {
include: "attribute_value"
}],
attribute_value: [{
token : "string.attribute-value.xml",
regex : "'",
push : [
{token : "string.attribute-value.xml", regex: "'", next: "pop"},
{include : "attr_reference"},
{defaultToken : "string.attribute-value.xml"}
]
}, {
token : "string.attribute-value.xml",
regex : '"',
push : [
{token : "string.attribute-value.xml", regex: '"', next: "pop"},
{include : "attr_reference"},
{defaultToken : "string.attribute-value.xml"}
]
}]
};
if (this.constructor === XmlHighlightRules)
this.normalizeRules();
};
(function() {
this.embedTagRules = function(HighlightRules, prefix, tag){
this.$rules.tag.unshift({
token : ["meta.tag.punctuation.tag-open.xml", "meta.tag." + tag + ".tag-name.xml"],
regex : "(<)(" + tag + "(?=\\s|>|$))",
next: [
{include : "attributes"},
{token : "meta.tag.punctuation.tag-close.xml", regex : "/?>", next : prefix + "start"}
]
});
this.$rules[tag + "-end"] = [
{include : "attributes"},
{token : "meta.tag.punctuation.tag-close.xml", regex : "/?>", next: "start",
onMatch : function(value, currentState, stack) {
stack.splice(0);
return this.token;
}}
];
this.embedRules(HighlightRules, prefix, [{
token: ["meta.tag.punctuation.end-tag-open.xml", "meta.tag." + tag + ".tag-name.xml"],
regex : "(</)(" + tag + "(?=\\s|>|$))",
next: tag + "-end"
}, {
token: "string.cdata.xml",
regex : "<\\!\\[CDATA\\["
}, {
token: "string.cdata.xml",
regex : "\\]\\]>"
}]);
};
}).call(TextHighlightRules.prototype);
oop.inherits(XmlHighlightRules, TextHighlightRules);
exports.XmlHighlightRules = XmlHighlightRules;
});
ace.define("ace/mode/behaviour/xml",[], function(require, exports, module) {
"use strict";
var oop = require("../../lib/oop");
var Behaviour = require("../behaviour").Behaviour;
var TokenIterator = require("../../token_iterator").TokenIterator;
var lang = require("../../lib/lang");
function is(token, type) {
return token && token.type.lastIndexOf(type + ".xml") > -1;
}
var XmlBehaviour = function () {
this.add("string_dquotes", "insertion", function (state, action, editor, session, text) {
if (text == '"' || text == "'") {
var quote = text;
var selected = session.doc.getTextRange(editor.getSelectionRange());
if (selected !== "" && selected !== "'" && selected != '"' && editor.getWrapBehavioursEnabled()) {
return {
text: quote + selected + quote,
selection: false
};
}
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
var rightChar = line.substring(cursor.column, cursor.column + 1);
var iterator = new TokenIterator(session, cursor.row, cursor.column);
var token = iterator.getCurrentToken();
if (rightChar == quote && (is(token, "attribute-value") || is(token, "string"))) {
return {
text: "",
selection: [1, 1]
};
}
if (!token)
token = iterator.stepBackward();
if (!token)
return;
while (is(token, "tag-whitespace") || is(token, "whitespace")) {
token = iterator.stepBackward();
}
var rightSpace = !rightChar || rightChar.match(/\s/);
if (is(token, "attribute-equals") && (rightSpace || rightChar == '>') || (is(token, "decl-attribute-equals") && (rightSpace || rightChar == '?'))) {
return {
text: quote + quote,
selection: [1, 1]
};
}
}
});
this.add("string_dquotes", "deletion", function(state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && (selected == '"' || selected == "'")) {
var line = session.doc.getLine(range.start.row);
var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
if (rightChar == selected) {
range.end.column++;
return range;
}
}
});
this.add("autoclosing", "insertion", function (state, action, editor, session, text) {
if (text == '>') {
var position = editor.getSelectionRange().start;
var iterator = new TokenIterator(session, position.row, position.column);
var token = iterator.getCurrentToken() || iterator.stepBackward();
if (!token || !(is(token, "tag-name") || is(token, "tag-whitespace") || is(token, "attribute-name") || is(token, "attribute-equals") || is(token, "attribute-value")))
return;
if (is(token, "reference.attribute-value"))
return;
if (is(token, "attribute-value")) {
var tokenEndColumn = iterator.getCurrentTokenColumn() + token.value.length;
if (position.column < tokenEndColumn)
return;
if (position.column == tokenEndColumn) {
var nextToken = iterator.stepForward();
if (nextToken && is(nextToken, "attribute-value"))
return;
iterator.stepBackward();
}
}
if (/^\s*>/.test(session.getLine(position.row).slice(position.column)))
return;
while (!is(token, "tag-name")) {
token = iterator.stepBackward();
if (token.value == "<") {
token = iterator.stepForward();
break;
}
}
var tokenRow = iterator.getCurrentTokenRow();
var tokenColumn = iterator.getCurrentTokenColumn();
if (is(iterator.stepBackward(), "end-tag-open"))
return;
var element = token.value;
if (tokenRow == position.row)
element = element.substring(0, position.column - tokenColumn);
if (this.voidElements.hasOwnProperty(element.toLowerCase()))
return;
return {
text: ">" + "</" + element + ">",
selection: [1, 1]
};
}
});
this.add("autoindent", "insertion", function (state, action, editor, session, text) {
if (text == "\n") {
var cursor = editor.getCursorPosition();
var line = session.getLine(cursor.row);
var iterator = new TokenIterator(session, cursor.row, cursor.column);
var token = iterator.getCurrentToken();
if (token && token.type.indexOf("tag-close") !== -1) {
if (token.value == "/>")
return;
while (token && token.type.indexOf("tag-name") === -1) {
token = iterator.stepBackward();
}
if (!token) {
return;
}
var tag = token.value;
var row = iterator.getCurrentTokenRow();
token = iterator.stepBackward();
if (!token || token.type.indexOf("end-tag") !== -1) {
return;
}
if (this.voidElements && !this.voidElements[tag]) {
var nextToken = session.getTokenAt(cursor.row, cursor.column+1);
var line = session.getLine(row);
var nextIndent = this.$getIndent(line);
var indent = nextIndent + session.getTabString();
if (nextToken && nextToken.value === "</") {
return {
text: "\n" + indent + "\n" + nextIndent,
selection: [1, indent.length, 1, indent.length]
};
} else {
return {
text: "\n" + indent
};
}
}
}
}
});
};
oop.inherits(XmlBehaviour, Behaviour);
exports.XmlBehaviour = XmlBehaviour;
});
ace.define("ace/mode/folding/xml",[], function(require, exports, module) {
"use strict";
var oop = require("../../lib/oop");
var lang = require("../../lib/lang");
var Range = require("../../range").Range;
var BaseFoldMode = require("./fold_mode").FoldMode;
var TokenIterator = require("../../token_iterator").TokenIterator;
var FoldMode = exports.FoldMode = function(voidElements, optionalEndTags) {
BaseFoldMode.call(this);
this.voidElements = voidElements || {};
this.optionalEndTags = oop.mixin({}, this.voidElements);
if (optionalEndTags)
oop.mixin(this.optionalEndTags, optionalEndTags);
};
oop.inherits(FoldMode, BaseFoldMode);
var Tag = function() {
this.tagName = "";
this.closing = false;
this.selfClosing = false;
this.start = {row: 0, column: 0};
this.end = {row: 0, column: 0};
};
function is(token, type) {
return token.type.lastIndexOf(type + ".xml") > -1;
}
(function() {
this.getFoldWidget = function(session, foldStyle, row) {
var tag = this._getFirstTagInLine(session, row);
if (!tag)
return this.getCommentFoldWidget(session, row);
if (tag.closing || (!tag.tagName && tag.selfClosing))
return foldStyle == "markbeginend" ? "end" : "";
if (!tag.tagName || tag.selfClosing || this.voidElements.hasOwnProperty(tag.tagName.toLowerCase()))
return "";
if (this._findEndTagInLine(session, row, tag.tagName, tag.end.column))
return "";
return "start";
};
this.getCommentFoldWidget = function(session, row) {
if (/comment/.test(session.getState(row)) && /<!-/.test(session.getLine(row)))
return "start";
return "";
};
this._getFirstTagInLine = function(session, row) {
var tokens = session.getTokens(row);
var tag = new Tag();
for (var i = 0; i < tokens.length; i++) {
var token = tokens[i];
if (is(token, "tag-open")) {
tag.end.column = tag.start.column + token.value.length;
tag.closing = is(token, "end-tag-open");
token = tokens[++i];
if (!token)
return null;
tag.tagName = token.value;
tag.end.column += token.value.length;
for (i++; i < tokens.length; i++) {
token = tokens[i];
tag.end.column += token.value.length;
if (is(token, "tag-close")) {
tag.selfClosing = token.value == '/>';
break;
}
}
return tag;
} else if (is(token, "tag-close")) {
tag.selfClosing = token.value == '/>';
return tag;
}
tag.start.column += token.value.length;
}
return null;
};
this._findEndTagInLine = function(session, row, tagName, startColumn) {
var tokens = session.getTokens(row);
var column = 0;
for (var i = 0; i < tokens.length; i++) {
var token = tokens[i];
column += token.value.length;
if (column < startColumn)
continue;
if (is(token, "end-tag-open")) {
token = tokens[i + 1];
if (token && token.value == tagName)
return true;
}
}
return false;
};
this._readTagForward = function(iterator) {
var token = iterator.getCurrentToken();
if (!token)
return null;
var tag = new Tag();
do {
if (is(token, "tag-open")) {
tag.closing = is(token, "end-tag-open");
tag.start.row = iterator.getCurrentTokenRow();
tag.start.column = iterator.getCurrentTokenColumn();
} else if (is(token, "tag-name")) {
tag.tagName = token.value;
} else if (is(token, "tag-close")) {
tag.selfClosing = token.value == "/>";
tag.end.row = iterator.getCurrentTokenRow();
tag.end.column = iterator.getCurrentTokenColumn() + token.value.length;
iterator.stepForward();
return tag;
}
} while(token = iterator.stepForward());
return null;
};
this._readTagBackward = function(iterator) {
var token = iterator.getCurrentToken();
if (!token)
return null;
var tag = new Tag();
do {
if (is(token, "tag-open")) {
tag.closing = is(token, "end-tag-open");
tag.start.row = iterator.getCurrentTokenRow();
tag.start.column = iterator.getCurrentTokenColumn();
iterator.stepBackward();
return tag;
} else if (is(token, "tag-name")) {
tag.tagName = token.value;
} else if (is(token, "tag-close")) {
tag.selfClosing = token.value == "/>";
tag.end.row = iterator.getCurrentTokenRow();
tag.end.column = iterator.getCurrentTokenColumn() + token.value.length;
}
} while(token = iterator.stepBackward());
return null;
};
this._pop = function(stack, tag) {
while (stack.length) {
var top = stack[stack.length-1];
if (!tag || top.tagName == tag.tagName) {
return stack.pop();
}
else if (this.optionalEndTags.hasOwnProperty(top.tagName)) {
stack.pop();
continue;
} else {
return null;
}
}
};
this.getFoldWidgetRange = function(session, foldStyle, row) {
var firstTag = this._getFirstTagInLine(session, row);
if (!firstTag) {
return this.getCommentFoldWidget(session, row)
&& session.getCommentFoldRange(row, session.getLine(row).length);
}
var isBackward = firstTag.closing || firstTag.selfClosing;
var stack = [];
var tag;
if (!isBackward) {
var iterator = new TokenIterator(session, row, firstTag.start.column);
var start = {
row: row,
column: firstTag.start.column + firstTag.tagName.length + 2
};
if (firstTag.start.row == firstTag.end.row)
start.column = firstTag.end.column;
while (tag = this._readTagForward(iterator)) {
if (tag.selfClosing) {
if (!stack.length) {
tag.start.column += tag.tagName.length + 2;
tag.end.column -= 2;
return Range.fromPoints(tag.start, tag.end);
} else
continue;
}
if (tag.closing) {
this._pop(stack, tag);
if (stack.length == 0)
return Range.fromPoints(start, tag.start);
}
else {
stack.push(tag);
}
}
}
else {
var iterator = new TokenIterator(session, row, firstTag.end.column);
var end = {
row: row,
column: firstTag.start.column
};
while (tag = this._readTagBackward(iterator)) {
if (tag.selfClosing) {
if (!stack.length) {
tag.start.column += tag.tagName.length + 2;
tag.end.column -= 2;
return Range.fromPoints(tag.start, tag.end);
} else
continue;
}
if (!tag.closing) {
this._pop(stack, tag);
if (stack.length == 0) {
tag.start.column += tag.tagName.length + 2;
if (tag.start.row == tag.end.row && tag.start.column < tag.end.column)
tag.start.column = tag.end.column;
return Range.fromPoints(tag.start, end);
}
}
else {
stack.push(tag);
}
}
}
};
}).call(FoldMode.prototype);
});
ace.define("ace/mode/xml",[], function(require, exports, module) {
"use strict";
var oop = require("../lib/oop");
var lang = require("../lib/lang");
var TextMode = require("./text").Mode;
var XmlHighlightRules = require("./xml_highlight_rules").XmlHighlightRules;
var XmlBehaviour = require("./behaviour/xml").XmlBehaviour;
var XmlFoldMode = require("./folding/xml").FoldMode;
var WorkerClient = require("../worker/worker_client").WorkerClient;
var Mode = function() {
this.HighlightRules = XmlHighlightRules;
this.$behaviour = new XmlBehaviour();
this.foldingRules = new XmlFoldMode();
};
oop.inherits(Mode, TextMode);
(function() {
this.voidElements = lang.arrayToMap([]);
this.blockComment = {start: "<!--", end: "-->"};
this.createWorker = function(session) {
var worker = new WorkerClient(["ace"], "ace/mode/xml_worker", "Worker");
worker.attachToDocument(session.getDocument());
worker.on("error", function(e) {
session.setAnnotations(e.data);
});
worker.on("terminate", function() {
session.clearAnnotations();
});
return worker;
};
this.$id = "ace/mode/xml";
}).call(Mode.prototype);
exports.Mode = Mode;
});
(function() {
ace.require(["ace/mode/xml"], function(m) {
if (typeof module == "object" && typeof exports == "object" && module) {
module.exports = m;
}
});
})();