HackMD/public/vendor/codemirror/mode/d/d.js

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2015-05-04 07:53:29 +00:00
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("d", function(config, parserConfig) {
var indentUnit = config.indentUnit,
statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
keywords = parserConfig.keywords || {},
builtin = parserConfig.builtin || {},
blockKeywords = parserConfig.blockKeywords || {},
atoms = parserConfig.atoms || {},
hooks = parserConfig.hooks || {},
multiLineStrings = parserConfig.multiLineStrings;
var isOperatorChar = /[+\-*&%=<>!?|\/]/;
var curPunc;
function tokenBase(stream, state) {
var ch = stream.next();
if (hooks[ch]) {
var result = hooks[ch](stream, state);
if (result !== false) return result;
}
if (ch == '"' || ch == "'" || ch == "`") {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
}
if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
curPunc = ch;
return null;
}
if (/\d/.test(ch)) {
stream.eatWhile(/[\w\.]/);
return "number";
}
if (ch == "/") {
if (stream.eat("+")) {
state.tokenize = tokenComment;
return tokenNestedComment(stream, state);
}
if (stream.eat("*")) {
state.tokenize = tokenComment;
return tokenComment(stream, state);
}
if (stream.eat("/")) {
stream.skipToEnd();
return "comment";
}
}
if (isOperatorChar.test(ch)) {
stream.eatWhile(isOperatorChar);
return "operator";
}
stream.eatWhile(/[\w\$_\xa1-\uffff]/);
var cur = stream.current();
if (keywords.propertyIsEnumerable(cur)) {
if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
return "keyword";
}
if (builtin.propertyIsEnumerable(cur)) {
if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
return "builtin";
}
if (atoms.propertyIsEnumerable(cur)) return "atom";
return "variable";
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {end = true; break;}
escaped = !escaped && next == "\\";
}
if (end || !(escaped || multiLineStrings))
state.tokenize = null;
return "string";
};
}
function tokenComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = null;
break;
}
maybeEnd = (ch == "*");
}
return "comment";
}
function tokenNestedComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = null;
break;
}
maybeEnd = (ch == "+");
}
return "comment";
}
function Context(indented, column, type, align, prev) {
this.indented = indented;
this.column = column;
this.type = type;
this.align = align;
this.prev = prev;
}
function pushContext(state, col, type) {
var indent = state.indented;
if (state.context && state.context.type == "statement")
indent = state.context.indented;
return state.context = new Context(indent, col, type, null, state.context);
}
function popContext(state) {
var t = state.context.type;
if (t == ")" || t == "]" || t == "}")
state.indented = state.context.indented;
return state.context = state.context.prev;
}
// Interface
return {
startState: function(basecolumn) {
return {
tokenize: null,
context: new Context((basecolumn || 0) - indentUnit, 0, "top", false),
indented: 0,
startOfLine: true
};
},
token: function(stream, state) {
var ctx = state.context;
if (stream.sol()) {
if (ctx.align == null) ctx.align = false;
state.indented = stream.indentation();
state.startOfLine = true;
}
if (stream.eatSpace()) return null;
curPunc = null;
var style = (state.tokenize || tokenBase)(stream, state);
if (style == "comment" || style == "meta") return style;
if (ctx.align == null) ctx.align = true;
if ((curPunc == ";" || curPunc == ":" || curPunc == ",") && ctx.type == "statement") popContext(state);
else if (curPunc == "{") pushContext(state, stream.column(), "}");
else if (curPunc == "[") pushContext(state, stream.column(), "]");
else if (curPunc == "(") pushContext(state, stream.column(), ")");
else if (curPunc == "}") {
while (ctx.type == "statement") ctx = popContext(state);
if (ctx.type == "}") ctx = popContext(state);
while (ctx.type == "statement") ctx = popContext(state);
}
else if (curPunc == ctx.type) popContext(state);
else if (((ctx.type == "}" || ctx.type == "top") && curPunc != ';') || (ctx.type == "statement" && curPunc == "newstatement"))
pushContext(state, stream.column(), "statement");
state.startOfLine = false;
return style;
},
indent: function(state, textAfter) {
if (state.tokenize != tokenBase && state.tokenize != null) return CodeMirror.Pass;
var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
var closing = firstChar == ctx.type;
if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
else if (ctx.align) return ctx.column + (closing ? 0 : 1);
else return ctx.indented + (closing ? 0 : indentUnit);
},
electricChars: "{}"
};
});
function words(str) {
var obj = {}, words = str.split(" ");
for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
return obj;
}
var blockKeywords = "body catch class do else enum for foreach foreach_reverse if in interface mixin " +
"out scope struct switch try union unittest version while with";
CodeMirror.defineMIME("text/x-d", {
name: "d",
keywords: words("abstract alias align asm assert auto break case cast cdouble cent cfloat const continue " +
"debug default delegate delete deprecated export extern final finally function goto immutable " +
"import inout invariant is lazy macro module new nothrow override package pragma private " +
"protected public pure ref return shared short static super synchronized template this " +
"throw typedef typeid typeof volatile __FILE__ __LINE__ __gshared __traits __vector __parameters " +
blockKeywords),
blockKeywords: words(blockKeywords),
builtin: words("bool byte char creal dchar double float idouble ifloat int ireal long real short ubyte " +
"ucent uint ulong ushort wchar wstring void size_t sizediff_t"),
atoms: words("exit failure success true false null"),
hooks: {
"@": function(stream, _state) {
stream.eatWhile(/[\w\$_]/);
return "meta";
}
}
});
});