S2OJ/web/js/codemirror/addon/edit/trailingspace.js
Masco Skray 96d4a3ecf7 style(judger,web): move code out from subfolder "1"
Due to historical reasons, the code is in subfolder "1".
With SVN removal, we place the code back and remove the annoying "1" folder.
2019-06-14 23:34:41 +08:00

28 lines
1003 B
JavaScript

// 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) {
CodeMirror.defineOption("showTrailingSpace", false, function(cm, val, prev) {
if (prev == CodeMirror.Init) prev = false;
if (prev && !val)
cm.removeOverlay("trailingspace");
else if (!prev && val)
cm.addOverlay({
token: function(stream) {
for (var l = stream.string.length, i = l; i && /\s/.test(stream.string.charAt(i - 1)); --i) {}
if (i > stream.pos) { stream.pos = i; return null; }
stream.pos = l;
return "trailingspace";
},
name: "trailingspace"
});
});
});