mirror of
https://github.com/renbaoshuo/S2OJ.git
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385 lines
12 KiB
JavaScript
385 lines
12 KiB
JavaScript
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode("xml", function(config, parserConfig) {
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var indentUnit = config.indentUnit;
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var multilineTagIndentFactor = parserConfig.multilineTagIndentFactor || 1;
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var multilineTagIndentPastTag = parserConfig.multilineTagIndentPastTag;
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if (multilineTagIndentPastTag == null) multilineTagIndentPastTag = true;
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var Kludges = parserConfig.htmlMode ? {
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autoSelfClosers: {'area': true, 'base': true, 'br': true, 'col': true, 'command': true,
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'embed': true, 'frame': true, 'hr': true, 'img': true, 'input': true,
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'keygen': true, 'link': true, 'meta': true, 'param': true, 'source': true,
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'track': true, 'wbr': true, 'menuitem': true},
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implicitlyClosed: {'dd': true, 'li': true, 'optgroup': true, 'option': true, 'p': true,
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'rp': true, 'rt': true, 'tbody': true, 'td': true, 'tfoot': true,
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'th': true, 'tr': true},
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contextGrabbers: {
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'dd': {'dd': true, 'dt': true},
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'dt': {'dd': true, 'dt': true},
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'li': {'li': true},
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'option': {'option': true, 'optgroup': true},
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'optgroup': {'optgroup': true},
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'p': {'address': true, 'article': true, 'aside': true, 'blockquote': true, 'dir': true,
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'div': true, 'dl': true, 'fieldset': true, 'footer': true, 'form': true,
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'h1': true, 'h2': true, 'h3': true, 'h4': true, 'h5': true, 'h6': true,
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'header': true, 'hgroup': true, 'hr': true, 'menu': true, 'nav': true, 'ol': true,
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'p': true, 'pre': true, 'section': true, 'table': true, 'ul': true},
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'rp': {'rp': true, 'rt': true},
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'rt': {'rp': true, 'rt': true},
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'tbody': {'tbody': true, 'tfoot': true},
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'td': {'td': true, 'th': true},
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'tfoot': {'tbody': true},
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'th': {'td': true, 'th': true},
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'thead': {'tbody': true, 'tfoot': true},
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'tr': {'tr': true}
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},
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doNotIndent: {"pre": true},
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allowUnquoted: true,
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allowMissing: true,
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caseFold: true
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} : {
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autoSelfClosers: {},
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implicitlyClosed: {},
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contextGrabbers: {},
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doNotIndent: {},
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allowUnquoted: false,
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allowMissing: false,
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caseFold: false
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};
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var alignCDATA = parserConfig.alignCDATA;
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// Return variables for tokenizers
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var type, setStyle;
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function inText(stream, state) {
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function chain(parser) {
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state.tokenize = parser;
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return parser(stream, state);
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}
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var ch = stream.next();
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if (ch == "<") {
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if (stream.eat("!")) {
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if (stream.eat("[")) {
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if (stream.match("CDATA[")) return chain(inBlock("atom", "]]>"));
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else return null;
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} else if (stream.match("--")) {
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return chain(inBlock("comment", "-->"));
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} else if (stream.match("DOCTYPE", true, true)) {
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stream.eatWhile(/[\w\._\-]/);
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return chain(doctype(1));
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} else {
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return null;
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}
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} else if (stream.eat("?")) {
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stream.eatWhile(/[\w\._\-]/);
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state.tokenize = inBlock("meta", "?>");
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return "meta";
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} else {
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type = stream.eat("/") ? "closeTag" : "openTag";
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state.tokenize = inTag;
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return "tag bracket";
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}
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} else if (ch == "&") {
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var ok;
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if (stream.eat("#")) {
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if (stream.eat("x")) {
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ok = stream.eatWhile(/[a-fA-F\d]/) && stream.eat(";");
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} else {
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ok = stream.eatWhile(/[\d]/) && stream.eat(";");
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}
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} else {
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ok = stream.eatWhile(/[\w\.\-:]/) && stream.eat(";");
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}
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return ok ? "atom" : "error";
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} else {
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stream.eatWhile(/[^&<]/);
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return null;
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}
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}
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function inTag(stream, state) {
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var ch = stream.next();
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if (ch == ">" || (ch == "/" && stream.eat(">"))) {
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state.tokenize = inText;
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type = ch == ">" ? "endTag" : "selfcloseTag";
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return "tag bracket";
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} else if (ch == "=") {
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type = "equals";
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return null;
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} else if (ch == "<") {
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state.tokenize = inText;
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state.state = baseState;
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state.tagName = state.tagStart = null;
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var next = state.tokenize(stream, state);
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return next ? next + " tag error" : "tag error";
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} else if (/[\'\"]/.test(ch)) {
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state.tokenize = inAttribute(ch);
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state.stringStartCol = stream.column();
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return state.tokenize(stream, state);
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} else {
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stream.match(/^[^\s\u00a0=<>\"\']*[^\s\u00a0=<>\"\'\/]/);
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return "word";
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}
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}
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function inAttribute(quote) {
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var closure = function(stream, state) {
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while (!stream.eol()) {
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if (stream.next() == quote) {
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state.tokenize = inTag;
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break;
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}
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}
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return "string";
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};
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closure.isInAttribute = true;
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return closure;
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}
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function inBlock(style, terminator) {
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return function(stream, state) {
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while (!stream.eol()) {
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if (stream.match(terminator)) {
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state.tokenize = inText;
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break;
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}
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stream.next();
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}
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return style;
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};
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}
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function doctype(depth) {
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return function(stream, state) {
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var ch;
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while ((ch = stream.next()) != null) {
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if (ch == "<") {
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state.tokenize = doctype(depth + 1);
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return state.tokenize(stream, state);
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} else if (ch == ">") {
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if (depth == 1) {
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state.tokenize = inText;
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break;
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} else {
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state.tokenize = doctype(depth - 1);
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return state.tokenize(stream, state);
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}
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}
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}
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return "meta";
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};
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}
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function Context(state, tagName, startOfLine) {
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this.prev = state.context;
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this.tagName = tagName;
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this.indent = state.indented;
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this.startOfLine = startOfLine;
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if (Kludges.doNotIndent.hasOwnProperty(tagName) || (state.context && state.context.noIndent))
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this.noIndent = true;
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}
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function popContext(state) {
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if (state.context) state.context = state.context.prev;
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}
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function maybePopContext(state, nextTagName) {
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var parentTagName;
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while (true) {
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if (!state.context) {
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return;
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}
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parentTagName = state.context.tagName;
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if (!Kludges.contextGrabbers.hasOwnProperty(parentTagName) ||
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!Kludges.contextGrabbers[parentTagName].hasOwnProperty(nextTagName)) {
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return;
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}
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popContext(state);
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}
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}
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function baseState(type, stream, state) {
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if (type == "openTag") {
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state.tagStart = stream.column();
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return tagNameState;
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} else if (type == "closeTag") {
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return closeTagNameState;
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} else {
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return baseState;
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}
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}
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function tagNameState(type, stream, state) {
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if (type == "word") {
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state.tagName = stream.current();
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setStyle = "tag";
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return attrState;
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} else {
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setStyle = "error";
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return tagNameState;
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}
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}
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function closeTagNameState(type, stream, state) {
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if (type == "word") {
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var tagName = stream.current();
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if (state.context && state.context.tagName != tagName &&
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Kludges.implicitlyClosed.hasOwnProperty(state.context.tagName))
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popContext(state);
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if (state.context && state.context.tagName == tagName) {
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setStyle = "tag";
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return closeState;
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} else {
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setStyle = "tag error";
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return closeStateErr;
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}
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} else {
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setStyle = "error";
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return closeStateErr;
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}
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}
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function closeState(type, _stream, state) {
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if (type != "endTag") {
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setStyle = "error";
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return closeState;
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}
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popContext(state);
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return baseState;
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}
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function closeStateErr(type, stream, state) {
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setStyle = "error";
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return closeState(type, stream, state);
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}
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function attrState(type, _stream, state) {
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if (type == "word") {
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setStyle = "attribute";
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return attrEqState;
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} else if (type == "endTag" || type == "selfcloseTag") {
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var tagName = state.tagName, tagStart = state.tagStart;
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state.tagName = state.tagStart = null;
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if (type == "selfcloseTag" ||
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Kludges.autoSelfClosers.hasOwnProperty(tagName)) {
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maybePopContext(state, tagName);
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} else {
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maybePopContext(state, tagName);
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state.context = new Context(state, tagName, tagStart == state.indented);
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}
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return baseState;
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}
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setStyle = "error";
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return attrState;
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}
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function attrEqState(type, stream, state) {
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if (type == "equals") return attrValueState;
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if (!Kludges.allowMissing) setStyle = "error";
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return attrState(type, stream, state);
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}
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function attrValueState(type, stream, state) {
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if (type == "string") return attrContinuedState;
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if (type == "word" && Kludges.allowUnquoted) {setStyle = "string"; return attrState;}
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setStyle = "error";
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return attrState(type, stream, state);
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}
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function attrContinuedState(type, stream, state) {
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if (type == "string") return attrContinuedState;
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return attrState(type, stream, state);
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}
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return {
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startState: function() {
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return {tokenize: inText,
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state: baseState,
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indented: 0,
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tagName: null, tagStart: null,
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context: null};
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},
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token: function(stream, state) {
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if (!state.tagName && stream.sol())
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state.indented = stream.indentation();
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if (stream.eatSpace()) return null;
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type = null;
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var style = state.tokenize(stream, state);
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if ((style || type) && style != "comment") {
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setStyle = null;
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state.state = state.state(type || style, stream, state);
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if (setStyle)
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style = setStyle == "error" ? style + " error" : setStyle;
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}
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return style;
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},
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indent: function(state, textAfter, fullLine) {
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var context = state.context;
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// Indent multi-line strings (e.g. css).
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if (state.tokenize.isInAttribute) {
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if (state.tagStart == state.indented)
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return state.stringStartCol + 1;
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else
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return state.indented + indentUnit;
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}
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if (context && context.noIndent) return CodeMirror.Pass;
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if (state.tokenize != inTag && state.tokenize != inText)
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return fullLine ? fullLine.match(/^(\s*)/)[0].length : 0;
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// Indent the starts of attribute names.
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if (state.tagName) {
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if (multilineTagIndentPastTag)
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return state.tagStart + state.tagName.length + 2;
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else
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return state.tagStart + indentUnit * multilineTagIndentFactor;
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}
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if (alignCDATA && /<!\[CDATA\[/.test(textAfter)) return 0;
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var tagAfter = textAfter && /^<(\/)?([\w_:\.-]*)/.exec(textAfter);
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if (tagAfter && tagAfter[1]) { // Closing tag spotted
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while (context) {
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if (context.tagName == tagAfter[2]) {
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context = context.prev;
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break;
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} else if (Kludges.implicitlyClosed.hasOwnProperty(context.tagName)) {
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context = context.prev;
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} else {
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break;
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}
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}
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} else if (tagAfter) { // Opening tag spotted
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while (context) {
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var grabbers = Kludges.contextGrabbers[context.tagName];
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if (grabbers && grabbers.hasOwnProperty(tagAfter[2]))
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context = context.prev;
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else
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break;
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}
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}
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while (context && !context.startOfLine)
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context = context.prev;
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if (context) return context.indent + indentUnit;
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else return 0;
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},
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electricInput: /<\/[\s\w:]+>$/,
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blockCommentStart: "<!--",
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blockCommentEnd: "-->",
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configuration: parserConfig.htmlMode ? "html" : "xml",
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helperType: parserConfig.htmlMode ? "html" : "xml"
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};
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});
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CodeMirror.defineMIME("text/xml", "xml");
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CodeMirror.defineMIME("application/xml", "xml");
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if (!CodeMirror.mimeModes.hasOwnProperty("text/html"))
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CodeMirror.defineMIME("text/html", {name: "xml", htmlMode: true});
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});
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