335 lines
12 KiB
JavaScript
335 lines
12 KiB
JavaScript
(function () {
|
|
'use strict';
|
|
|
|
function copyObj(obj, target, overwrite) {
|
|
if (!target) { target = {}; }
|
|
for (var prop in obj)
|
|
{ if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop)))
|
|
{ target[prop] = obj[prop]; } }
|
|
return target
|
|
}
|
|
|
|
// Counts the column offset in a string, taking tabs into account.
|
|
// Used mostly to find indentation.
|
|
function countColumn(string, end, tabSize, startIndex, startValue) {
|
|
if (end == null) {
|
|
end = string.search(/[^\s\u00a0]/);
|
|
if (end == -1) { end = string.length; }
|
|
}
|
|
for (var i = startIndex || 0, n = startValue || 0;;) {
|
|
var nextTab = string.indexOf("\t", i);
|
|
if (nextTab < 0 || nextTab >= end)
|
|
{ return n + (end - i) }
|
|
n += nextTab - i;
|
|
n += tabSize - (n % tabSize);
|
|
i = nextTab + 1;
|
|
}
|
|
}
|
|
|
|
function nothing() {}
|
|
|
|
function createObj(base, props) {
|
|
var inst;
|
|
if (Object.create) {
|
|
inst = Object.create(base);
|
|
} else {
|
|
nothing.prototype = base;
|
|
inst = new nothing();
|
|
}
|
|
if (props) { copyObj(props, inst); }
|
|
return inst
|
|
}
|
|
|
|
// STRING STREAM
|
|
|
|
// Fed to the mode parsers, provides helper functions to make
|
|
// parsers more succinct.
|
|
|
|
var StringStream = function(string, tabSize, lineOracle) {
|
|
this.pos = this.start = 0;
|
|
this.string = string;
|
|
this.tabSize = tabSize || 8;
|
|
this.lastColumnPos = this.lastColumnValue = 0;
|
|
this.lineStart = 0;
|
|
this.lineOracle = lineOracle;
|
|
};
|
|
|
|
StringStream.prototype.eol = function () {return this.pos >= this.string.length};
|
|
StringStream.prototype.sol = function () {return this.pos == this.lineStart};
|
|
StringStream.prototype.peek = function () {return this.string.charAt(this.pos) || undefined};
|
|
StringStream.prototype.next = function () {
|
|
if (this.pos < this.string.length)
|
|
{ return this.string.charAt(this.pos++) }
|
|
};
|
|
StringStream.prototype.eat = function (match) {
|
|
var ch = this.string.charAt(this.pos);
|
|
var ok;
|
|
if (typeof match == "string") { ok = ch == match; }
|
|
else { ok = ch && (match.test ? match.test(ch) : match(ch)); }
|
|
if (ok) {++this.pos; return ch}
|
|
};
|
|
StringStream.prototype.eatWhile = function (match) {
|
|
var start = this.pos;
|
|
while (this.eat(match)){}
|
|
return this.pos > start
|
|
};
|
|
StringStream.prototype.eatSpace = function () {
|
|
var start = this.pos;
|
|
while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) { ++this.pos; }
|
|
return this.pos > start
|
|
};
|
|
StringStream.prototype.skipToEnd = function () {this.pos = this.string.length;};
|
|
StringStream.prototype.skipTo = function (ch) {
|
|
var found = this.string.indexOf(ch, this.pos);
|
|
if (found > -1) {this.pos = found; return true}
|
|
};
|
|
StringStream.prototype.backUp = function (n) {this.pos -= n;};
|
|
StringStream.prototype.column = function () {
|
|
if (this.lastColumnPos < this.start) {
|
|
this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
|
|
this.lastColumnPos = this.start;
|
|
}
|
|
return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
|
|
};
|
|
StringStream.prototype.indentation = function () {
|
|
return countColumn(this.string, null, this.tabSize) -
|
|
(this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
|
|
};
|
|
StringStream.prototype.match = function (pattern, consume, caseInsensitive) {
|
|
if (typeof pattern == "string") {
|
|
var cased = function (str) { return caseInsensitive ? str.toLowerCase() : str; };
|
|
var substr = this.string.substr(this.pos, pattern.length);
|
|
if (cased(substr) == cased(pattern)) {
|
|
if (consume !== false) { this.pos += pattern.length; }
|
|
return true
|
|
}
|
|
} else {
|
|
var match = this.string.slice(this.pos).match(pattern);
|
|
if (match && match.index > 0) { return null }
|
|
if (match && consume !== false) { this.pos += match[0].length; }
|
|
return match
|
|
}
|
|
};
|
|
StringStream.prototype.current = function (){return this.string.slice(this.start, this.pos)};
|
|
StringStream.prototype.hideFirstChars = function (n, inner) {
|
|
this.lineStart += n;
|
|
try { return inner() }
|
|
finally { this.lineStart -= n; }
|
|
};
|
|
StringStream.prototype.lookAhead = function (n) {
|
|
var oracle = this.lineOracle;
|
|
return oracle && oracle.lookAhead(n)
|
|
};
|
|
StringStream.prototype.baseToken = function () {
|
|
var oracle = this.lineOracle;
|
|
return oracle && oracle.baseToken(this.pos)
|
|
};
|
|
|
|
// Known modes, by name and by MIME
|
|
var modes = {}, mimeModes = {};
|
|
|
|
// Extra arguments are stored as the mode's dependencies, which is
|
|
// used by (legacy) mechanisms like loadmode.js to automatically
|
|
// load a mode. (Preferred mechanism is the require/define calls.)
|
|
function defineMode(name, mode) {
|
|
if (arguments.length > 2)
|
|
{ mode.dependencies = Array.prototype.slice.call(arguments, 2); }
|
|
modes[name] = mode;
|
|
}
|
|
|
|
function defineMIME(mime, spec) {
|
|
mimeModes[mime] = spec;
|
|
}
|
|
|
|
// Given a MIME type, a {name, ...options} config object, or a name
|
|
// string, return a mode config object.
|
|
function resolveMode(spec) {
|
|
if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
|
|
spec = mimeModes[spec];
|
|
} else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
|
|
var found = mimeModes[spec.name];
|
|
if (typeof found == "string") { found = {name: found}; }
|
|
spec = createObj(found, spec);
|
|
spec.name = found.name;
|
|
} else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
|
|
return resolveMode("application/xml")
|
|
} else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+json$/.test(spec)) {
|
|
return resolveMode("application/json")
|
|
}
|
|
if (typeof spec == "string") { return {name: spec} }
|
|
else { return spec || {name: "null"} }
|
|
}
|
|
|
|
// Given a mode spec (anything that resolveMode accepts), find and
|
|
// initialize an actual mode object.
|
|
function getMode(options, spec) {
|
|
spec = resolveMode(spec);
|
|
var mfactory = modes[spec.name];
|
|
if (!mfactory) { return getMode(options, "text/plain") }
|
|
var modeObj = mfactory(options, spec);
|
|
if (modeExtensions.hasOwnProperty(spec.name)) {
|
|
var exts = modeExtensions[spec.name];
|
|
for (var prop in exts) {
|
|
if (!exts.hasOwnProperty(prop)) { continue }
|
|
if (modeObj.hasOwnProperty(prop)) { modeObj["_" + prop] = modeObj[prop]; }
|
|
modeObj[prop] = exts[prop];
|
|
}
|
|
}
|
|
modeObj.name = spec.name;
|
|
if (spec.helperType) { modeObj.helperType = spec.helperType; }
|
|
if (spec.modeProps) { for (var prop$1 in spec.modeProps)
|
|
{ modeObj[prop$1] = spec.modeProps[prop$1]; } }
|
|
|
|
return modeObj
|
|
}
|
|
|
|
// This can be used to attach properties to mode objects from
|
|
// outside the actual mode definition.
|
|
var modeExtensions = {};
|
|
function extendMode(mode, properties) {
|
|
var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
|
|
copyObj(properties, exts);
|
|
}
|
|
|
|
function copyState(mode, state) {
|
|
if (state === true) { return state }
|
|
if (mode.copyState) { return mode.copyState(state) }
|
|
var nstate = {};
|
|
for (var n in state) {
|
|
var val = state[n];
|
|
if (val instanceof Array) { val = val.concat([]); }
|
|
nstate[n] = val;
|
|
}
|
|
return nstate
|
|
}
|
|
|
|
// Given a mode and a state (for that mode), find the inner mode and
|
|
// state at the position that the state refers to.
|
|
function innerMode(mode, state) {
|
|
var info;
|
|
while (mode.innerMode) {
|
|
info = mode.innerMode(state);
|
|
if (!info || info.mode == mode) { break }
|
|
state = info.state;
|
|
mode = info.mode;
|
|
}
|
|
return info || {mode: mode, state: state}
|
|
}
|
|
|
|
function startState(mode, a1, a2) {
|
|
return mode.startState ? mode.startState(a1, a2) : true
|
|
}
|
|
|
|
var modeMethods = {
|
|
__proto__: null,
|
|
modes: modes,
|
|
mimeModes: mimeModes,
|
|
defineMode: defineMode,
|
|
defineMIME: defineMIME,
|
|
resolveMode: resolveMode,
|
|
getMode: getMode,
|
|
modeExtensions: modeExtensions,
|
|
extendMode: extendMode,
|
|
copyState: copyState,
|
|
innerMode: innerMode,
|
|
startState: startState
|
|
};
|
|
|
|
// declare global: globalThis, CodeMirror
|
|
|
|
// Create a minimal CodeMirror needed to use runMode, and assign to root.
|
|
var root = typeof globalThis !== 'undefined' ? globalThis : window;
|
|
root.CodeMirror = {};
|
|
|
|
// Copy StringStream and mode methods into CodeMirror object.
|
|
CodeMirror.StringStream = StringStream;
|
|
for (var exported in modeMethods) { CodeMirror[exported] = modeMethods[exported]; }
|
|
|
|
// Minimal default mode.
|
|
CodeMirror.defineMode("null", function () { return ({token: function (stream) { return stream.skipToEnd(); }}); });
|
|
CodeMirror.defineMIME("text/plain", "null");
|
|
|
|
CodeMirror.registerHelper = CodeMirror.registerGlobalHelper = Math.min;
|
|
CodeMirror.splitLines = function(string) { return string.split(/\r?\n|\r/) };
|
|
CodeMirror.countColumn = countColumn;
|
|
|
|
CodeMirror.defaults = { indentUnit: 2 };
|
|
|
|
// 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) {
|
|
|
|
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;
|
|
}
|
|
}
|
|
};
|
|
|
|
});
|
|
|
|
}());
|