285 lines
10 KiB
JavaScript
285 lines
10 KiB
JavaScript
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CodeMirror.defineMode("clike", function(config, parserConfig) {
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var indentUnit = config.indentUnit,
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keywords = parserConfig.keywords || {},
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builtin = parserConfig.builtin || {},
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blockKeywords = parserConfig.blockKeywords || {},
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atoms = parserConfig.atoms || {},
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hooks = parserConfig.hooks || {},
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multiLineStrings = parserConfig.multiLineStrings;
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var isOperatorChar = /[+\-*&%=<>!?|\/]/;
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var curPunc;
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function tokenBase(stream, state) {
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var ch = stream.next();
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if (hooks[ch]) {
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var result = hooks[ch](stream, state);
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if (result !== false) return result;
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}
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if (ch == '"' || ch == "'") {
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state.tokenize = tokenString(ch);
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return state.tokenize(stream, state);
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}
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if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
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curPunc = ch;
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return null;
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}
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if (/\d/.test(ch)) {
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stream.eatWhile(/[\w\.]/);
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return "number";
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}
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if (ch == "/") {
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if (stream.eat("*")) {
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state.tokenize = tokenComment;
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return tokenComment(stream, state);
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}
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if (stream.eat("/")) {
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stream.skipToEnd();
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return "comment";
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}
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}
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if (isOperatorChar.test(ch)) {
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stream.eatWhile(isOperatorChar);
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return "operator";
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}
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stream.eatWhile(/[\w\$_]/);
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var cur = stream.current();
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if (keywords.propertyIsEnumerable(cur)) {
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if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
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return "keyword";
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}
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if (builtin.propertyIsEnumerable(cur)) {
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if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
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return "builtin";
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}
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if (atoms.propertyIsEnumerable(cur)) return "atom";
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return "variable";
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}
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function tokenString(quote) {
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return function(stream, state) {
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var escaped = false, next, end = false;
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while ((next = stream.next()) != null) {
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if (next == quote && !escaped) {end = true; break;}
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escaped = !escaped && next == "\\";
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}
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if (end || !(escaped || multiLineStrings))
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state.tokenize = null;
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return "string";
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};
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}
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function tokenComment(stream, state) {
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var maybeEnd = false, ch;
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while (ch = stream.next()) {
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if (ch == "/" && maybeEnd) {
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state.tokenize = null;
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break;
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}
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maybeEnd = (ch == "*");
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}
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return "comment";
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}
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function Context(indented, column, type, align, prev) {
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this.indented = indented;
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this.column = column;
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this.type = type;
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this.align = align;
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this.prev = prev;
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}
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function pushContext(state, col, type) {
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return state.context = new Context(state.indented, col, type, null, state.context);
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}
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function popContext(state) {
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var t = state.context.type;
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if (t == ")" || t == "]" || t == "}")
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state.indented = state.context.indented;
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return state.context = state.context.prev;
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}
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// Interface
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return {
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startState: function(basecolumn) {
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return {
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tokenize: null,
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context: new Context((basecolumn || 0) - indentUnit, 0, "top", false),
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indented: 0,
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startOfLine: true
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};
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},
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token: function(stream, state) {
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var ctx = state.context;
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if (stream.sol()) {
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if (ctx.align == null) ctx.align = false;
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state.indented = stream.indentation();
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state.startOfLine = true;
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}
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if (stream.eatSpace()) return null;
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curPunc = null;
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var style = (state.tokenize || tokenBase)(stream, state);
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if (style == "comment" || style == "meta") return style;
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if (ctx.align == null) ctx.align = true;
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if ((curPunc == ";" || curPunc == ":") && ctx.type == "statement") popContext(state);
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else if (curPunc == "{") pushContext(state, stream.column(), "}");
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else if (curPunc == "[") pushContext(state, stream.column(), "]");
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else if (curPunc == "(") pushContext(state, stream.column(), ")");
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else if (curPunc == "}") {
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while (ctx.type == "statement") ctx = popContext(state);
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if (ctx.type == "}") ctx = popContext(state);
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while (ctx.type == "statement") ctx = popContext(state);
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}
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else if (curPunc == ctx.type) popContext(state);
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else if (ctx.type == "}" || ctx.type == "top" || (ctx.type == "statement" && curPunc == "newstatement"))
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pushContext(state, stream.column(), "statement");
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state.startOfLine = false;
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return style;
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},
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indent: function(state, textAfter) {
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if (state.tokenize != tokenBase && state.tokenize != null) return 0;
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var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
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if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
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var closing = firstChar == ctx.type;
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if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : indentUnit);
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else if (ctx.align) return ctx.column + (closing ? 0 : 1);
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else return ctx.indented + (closing ? 0 : indentUnit);
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},
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electricChars: "{}"
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};
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});
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(function() {
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function words(str) {
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var obj = {}, words = str.split(" ");
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for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
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return obj;
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}
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var cKeywords = "auto if break int case long char register continue return default short do sizeof " +
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"double static else struct entry switch extern typedef float union for unsigned " +
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"goto while enum void const signed volatile";
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function cppHook(stream, state) {
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if (!state.startOfLine) return false;
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stream.skipToEnd();
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return "meta";
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}
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// C#-style strings where "" escapes a quote.
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function tokenAtString(stream, state) {
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var next;
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while ((next = stream.next()) != null) {
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if (next == '"' && !stream.eat('"')) {
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state.tokenize = null;
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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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function mimes(ms, mode) {
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for (var i = 0; i < ms.length; ++i) CodeMirror.defineMIME(ms[i], mode);
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}
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mimes(["text/x-csrc", "text/x-c", "text/x-chdr"], {
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name: "clike",
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keywords: words(cKeywords),
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blockKeywords: words("case do else for if switch while struct"),
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atoms: words("null"),
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hooks: {"#": cppHook}
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});
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mimes(["text/x-c++src", "text/x-c++hdr"], {
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name: "clike",
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keywords: words(cKeywords + " asm dynamic_cast namespace reinterpret_cast try bool explicit new " +
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"static_cast typeid catch operator template typename class friend private " +
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"this using const_cast inline public throw virtual delete mutable protected " +
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"wchar_t"),
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blockKeywords: words("catch class do else finally for if struct switch try while"),
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atoms: words("true false null"),
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hooks: {"#": cppHook}
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});
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CodeMirror.defineMIME("text/x-java", {
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name: "clike",
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keywords: words("abstract assert boolean break byte case catch char class const continue default " +
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"do double else enum extends final finally float for goto if implements import " +
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"instanceof int interface long native new package private protected public " +
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"return short static strictfp super switch synchronized this throw throws transient " +
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"try void volatile while"),
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blockKeywords: words("catch class do else finally for if switch try while"),
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atoms: words("true false null"),
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hooks: {
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"@": function(stream, state) {
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stream.eatWhile(/[\w\$_]/);
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return "meta";
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}
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}
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});
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CodeMirror.defineMIME("text/x-csharp", {
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name: "clike",
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keywords: words("abstract as base break case catch checked class const continue" +
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" default delegate do else enum event explicit extern finally fixed for" +
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" foreach goto if implicit in interface internal is lock namespace new" +
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" operator out override params private protected public readonly ref return sealed" +
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" sizeof stackalloc static struct switch this throw try typeof unchecked" +
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" unsafe using virtual void volatile while add alias ascending descending dynamic from get" +
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" global group into join let orderby partial remove select set value var yield"),
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blockKeywords: words("catch class do else finally for foreach if struct switch try while"),
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builtin: words("Boolean Byte Char DateTime DateTimeOffset Decimal Double" +
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" Guid Int16 Int32 Int64 Object SByte Single String TimeSpan UInt16 UInt32" +
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" UInt64 bool byte char decimal double short int long object" +
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" sbyte float string ushort uint ulong"),
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atoms: words("true false null"),
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hooks: {
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"@": function(stream, state) {
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if (stream.eat('"')) {
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state.tokenize = tokenAtString;
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return tokenAtString(stream, state);
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}
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stream.eatWhile(/[\w\$_]/);
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return "meta";
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}
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}
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});
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CodeMirror.defineMIME("text/x-scala", {
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name: "clike",
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keywords: words(
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/* scala */
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"abstract case catch class def do else extends false final finally for forSome if " +
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"implicit import lazy match new null object override package private protected return " +
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"sealed super this throw trait try trye type val var while with yield _ : = => <- <: " +
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"<% >: # @ " +
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/* package scala */
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"assert assume require print println printf readLine readBoolean readByte readShort " +
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"readChar readInt readLong readFloat readDouble " +
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"AnyVal App Application Array BufferedIterator BigDecimal BigInt Char Console Either " +
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"Enumeration Equiv Error Exception Fractional Function IndexedSeq Integral Iterable " +
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"Iterator List Map Numeric Nil NotNull Option Ordered Ordering PartialFunction PartialOrdering " +
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"Product Proxy Range Responder Seq Serializable Set Specializable Stream StringBuilder " +
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"StringContext Symbol Throwable Traversable TraversableOnce Tuple Unit Vector :: #:: " +
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/* package java.lang */
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"Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
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"Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
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"Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
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"StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
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),
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blockKeywords: words("catch class do else finally for forSome if match switch try while"),
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atoms: words("true false null"),
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hooks: {
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"@": function(stream, state) {
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stream.eatWhile(/[\w\$_]/);
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return "meta";
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}
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}
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});
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}());
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