BBnepal-Accounts/account/theme/pages/plugins/codemirror/addon/runmode/runmode.js
Sampanna Rimal 9cd05ef3cb commitall
2024-07-10 18:28:19 +05:45

77 lines
2.7 KiB
JavaScript

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://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.runMode = function(string, modespec, callback, options) {
var mode = CodeMirror.getMode(CodeMirror.defaults, modespec);
var tabSize = (options && options.tabSize) || CodeMirror.defaults.tabSize;
// Create a tokenizing callback function if passed-in callback is a DOM element.
if (callback.appendChild) {
var ie = /MSIE \d/.test(navigator.userAgent);
var ie_lt9 = ie && (document.documentMode == null || document.documentMode < 9);
var node = callback, col = 0;
node.innerHTML = "";
callback = function(text, style) {
if (text == "\n") {
// Emitting LF or CRLF on IE8 or earlier results in an incorrect display.
// Emitting a carriage return makes everything ok.
node.appendChild(document.createTextNode(ie_lt9 ? '\r' : text));
col = 0;
return;
}
var content = "";
// replace tabs
for (var pos = 0;;) {
var idx = text.indexOf("\t", pos);
if (idx == -1) {
content += text.slice(pos);
col += text.length - pos;
break;
} else {
col += idx - pos;
content += text.slice(pos, idx);
var size = tabSize - col % tabSize;
col += size;
for (var i = 0; i < size; ++i) content += " ";
pos = idx + 1;
}
}
// Create a node with token style and append it to the callback DOM element.
if (style) {
var sp = node.appendChild(document.createElement("span"));
sp.className = "cm-" + style.replace(/ +/g, " cm-");
sp.appendChild(document.createTextNode(content));
} else {
node.appendChild(document.createTextNode(content));
}
};
}
var lines = CodeMirror.splitLines(string), state = (options && options.state) || CodeMirror.startState(mode);
for (var i = 0, e = lines.length; i < e; ++i) {
if (i) callback("\n");
var stream = new CodeMirror.StringStream(lines[i], null, {
lookAhead: function(n) { return lines[i + n] },
baseToken: function() {}
});
if (!stream.string && mode.blankLine) mode.blankLine(state);
while (!stream.eol()) {
var style = mode.token(stream, state);
callback(stream.current(), style, i, stream.start, state, mode);
stream.start = stream.pos;
}
}
};
});