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69dae1ec1c
* Added coding style modes to SimpleMDE * Moved the CodeMirror addon from simplemd to codemirror directory
124 lines
4.5 KiB
JavaScript
124 lines
4.5 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.multiplexingMode = function(outer /*, others */) {
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// Others should be {open, close, mode [, delimStyle] [, innerStyle]} objects
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var others = Array.prototype.slice.call(arguments, 1);
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function indexOf(string, pattern, from, returnEnd) {
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if (typeof pattern == "string") {
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var found = string.indexOf(pattern, from);
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return returnEnd && found > -1 ? found + pattern.length : found;
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}
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var m = pattern.exec(from ? string.slice(from) : string);
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return m ? m.index + from + (returnEnd ? m[0].length : 0) : -1;
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}
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return {
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startState: function() {
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return {
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outer: CodeMirror.startState(outer),
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innerActive: null,
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inner: null
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};
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},
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copyState: function(state) {
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return {
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outer: CodeMirror.copyState(outer, state.outer),
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innerActive: state.innerActive,
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inner: state.innerActive && CodeMirror.copyState(state.innerActive.mode, state.inner)
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};
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},
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token: function(stream, state) {
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if (!state.innerActive) {
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var cutOff = Infinity, oldContent = stream.string;
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for (var i = 0; i < others.length; ++i) {
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var other = others[i];
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var found = indexOf(oldContent, other.open, stream.pos);
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if (found == stream.pos) {
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if (!other.parseDelimiters) stream.match(other.open);
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state.innerActive = other;
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state.inner = CodeMirror.startState(other.mode, outer.indent ? outer.indent(state.outer, "") : 0);
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return other.delimStyle && (other.delimStyle + " " + other.delimStyle + "-open");
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} else if (found != -1 && found < cutOff) {
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cutOff = found;
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}
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}
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if (cutOff != Infinity) stream.string = oldContent.slice(0, cutOff);
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var outerToken = outer.token(stream, state.outer);
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if (cutOff != Infinity) stream.string = oldContent;
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return outerToken;
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} else {
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var curInner = state.innerActive, oldContent = stream.string;
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if (!curInner.close && stream.sol()) {
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state.innerActive = state.inner = null;
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return this.token(stream, state);
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}
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var found = curInner.close ? indexOf(oldContent, curInner.close, stream.pos, curInner.parseDelimiters) : -1;
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if (found == stream.pos && !curInner.parseDelimiters) {
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stream.match(curInner.close);
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state.innerActive = state.inner = null;
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return curInner.delimStyle && (curInner.delimStyle + " " + curInner.delimStyle + "-close");
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}
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if (found > -1) stream.string = oldContent.slice(0, found);
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var innerToken = curInner.mode.token(stream, state.inner);
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if (found > -1) stream.string = oldContent;
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if (found == stream.pos && curInner.parseDelimiters)
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state.innerActive = state.inner = null;
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if (curInner.innerStyle) {
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if (innerToken) innerToken = innerToken + " " + curInner.innerStyle;
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else innerToken = curInner.innerStyle;
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}
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return innerToken;
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}
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},
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indent: function(state, textAfter) {
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var mode = state.innerActive ? state.innerActive.mode : outer;
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if (!mode.indent) return CodeMirror.Pass;
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return mode.indent(state.innerActive ? state.inner : state.outer, textAfter);
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},
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blankLine: function(state) {
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var mode = state.innerActive ? state.innerActive.mode : outer;
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if (mode.blankLine) {
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mode.blankLine(state.innerActive ? state.inner : state.outer);
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}
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if (!state.innerActive) {
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for (var i = 0; i < others.length; ++i) {
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var other = others[i];
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if (other.open === "\n") {
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state.innerActive = other;
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state.inner = CodeMirror.startState(other.mode, mode.indent ? mode.indent(state.outer, "") : 0);
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}
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}
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} else if (state.innerActive.close === "\n") {
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state.innerActive = state.inner = null;
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}
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},
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electricChars: outer.electricChars,
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innerMode: function(state) {
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return state.inner ? {state: state.inner, mode: state.innerActive.mode} : {state: state.outer, mode: outer};
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}
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};
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};
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});
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