Updated codemirror to 5.4.0

This commit is contained in:
Wu Cheng-Han 2015-07-04 11:31:01 +08:00
parent 1d843c8ac2
commit 01685c255f
69 changed files with 2988 additions and 558 deletions

View file

@ -3,19 +3,37 @@
/* Just enough of CodeMirror to run runMode under node.js */
// declare global: StringStream
function splitLines(string){return string.split(/\r\n?|\n/);};
function splitLines(string){ return string.split(/\r?\n|\r/); };
// Counts the column offset in a string, taking tabs into account.
// Used mostly to find indentation.
var countColumn = function(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 StringStream(string) {
function StringStream(string, tabSize) {
this.pos = this.start = 0;
this.string = string;
this.tabSize = tabSize || 8;
this.lastColumnPos = this.lastColumnValue = 0;
this.lineStart = 0;
}
};
StringStream.prototype = {
eol: function() {return this.pos >= this.string.length;},
sol: function() {return this.pos == 0;},
peek: function() {return this.string.charAt(this.pos) || null;},
sol: function() {return this.pos == this.lineStart;},
peek: function() {return this.string.charAt(this.pos) || undefined;},
next: function() {
if (this.pos < this.string.length)
return this.string.charAt(this.pos++);
@ -42,8 +60,17 @@ StringStream.prototype = {
if (found > -1) {this.pos = found; return true;}
},
backUp: function(n) {this.pos -= n;},
column: function() {return this.start - this.lineStart;},
indentation: function() {return 0;},
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);
},
indentation: function() {
return countColumn(this.string, null, this.tabSize) -
(this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
},
match: function(pattern, consume, caseInsensitive) {
if (typeof pattern == "string") {
var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};
@ -94,11 +121,42 @@ exports.resolveMode = function(spec) {
if (typeof spec == "string") return {name: spec};
else return spec || {name: "null"};
};
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;
}
// This can be used to attach properties to mode objects from
// outside the actual mode definition.
var modeExtensions = exports.modeExtensions = {};
exports.extendMode = function(mode, properties) {
var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
copyObj(properties, exts);
};
exports.getMode = function(options, spec) {
spec = exports.resolveMode(spec);
var spec = exports.resolveMode(spec);
var mfactory = modes[spec.name];
if (!mfactory) throw new Error("Unknown mode: " + spec);
return mfactory(options, spec);
if (!mfactory) return exports.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 in spec.modeProps)
modeObj[prop] = spec.modeProps[prop];
return modeObj;
};
exports.registerHelper = exports.registerGlobalHelper = Math.min;