forked from alincode/codemirror-solidity
/
solidity.js
10370 lines (9322 loc) · 402 KB
/
solidity.js
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(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
window.CodeMirror = require("codemirror");
require("./index");
},{"./index":2,"codemirror":3}],2:[function(require,module,exports){
const CodeMirror = require('codemirror')
CodeMirror.defineMode('solidity', function(config) {
let indentUnit = config.indentUnit
// let functionKeyword = 'function'
// let functionNameKeyword = 'Name'
// let leftBracketSign = '('
// let rightBracketSign = ')'
// let functionVariableName = 'variable'
// let keyWordContract = 'contract'
let keywords = {
pragma: true,
solidity: true,
import: true,
as: true,
from: true,
contract: true,
constructor: true,
is: true,
function: true,
modifier: true,
// modifiers
pure: true,
view: true,
payable: true,
constant: true,
anonymous: true,
indexed: true,
returns: true,
return: true,
event: true,
struct: true,
mapping: true,
interface: true,
using: true,
library: true,
storage: true,
memory: true,
calldata: true,
public: true,
private: true,
external: true,
internal: true,
emit: true,
assembly: true,
abstract: true,
after: true,
catch: true,
final: true,
in: true,
inline: true,
let: true,
match: true,
null: true,
of: true,
relocatable: true,
static: true,
try: true,
typeof: true,
var: true,
}
let keywordsSpecial = {
pragma: true,
returns: true,
address: true,
contract: true,
function: true,
struct: true,
}
let keywordsEtherUnit = {
wei: true,
szabo: true,
finney: true,
ether: true,
}
let keywordsTimeUnit = {
seconds: true,
minutes: true,
hours: true,
days: true,
weeks: true,
}
let keywordsBlockAndTransactionProperties = {
['block']: ['coinbase', 'difficulty', 'gaslimit', 'number', 'timestamp'],
['msg']: ['data', 'sender', 'sig', 'value'],
['tx']: ['gasprice', 'origin'],
}
let keywordsMoreBlockAndTransactionProperties = {
now: true,
gasleft: true,
blockhash: true,
}
let keywordsErrorHandling = {
assert: true,
require: true,
revert: true,
throw: true,
}
let keywordsMathematicalAndCryptographicFuctions = {
addmod: true,
mulmod: true,
keccak256: true,
sha256: true,
ripemd160: true,
ecrecover: true,
}
let keywordsContractRelated = {
this: true,
selfdestruct: true,
super: true,
}
let keywordsTypeInformation = { type: true }
let keywordsContractList = {}
let keywordsControlStructures = {
if: true,
else: true,
while: true,
do: true,
for: true,
break: true,
continue: true,
switch: true,
case: true,
default: true,
}
let keywordsValueTypes = {
bool: true,
byte: true,
string: true,
enum: true,
address: true,
}
let keywordsV0505NewReserve = {
alias: true,
apply: true,
auto: true,
copyof: true,
define: true,
immutable: true,
implements: true,
macro: true,
mutable: true,
override: true,
partial: true,
promise: true,
reference: true,
sealed: true,
sizeof: true,
supports: true,
typedef: true,
unchecked: true,
}
let keywordsAbiEncodeDecodeFunctions = {
['abi']: [
'decode',
'encodePacked',
'encodeWithSelector',
'encodeWithSignature',
'encode',
],
}
let keywordsMembersOfAddressType = [
'transfer',
'send',
'balance',
'call',
'delegatecall',
'staticcall',
]
let natSpecTags = ['title', 'author', 'notice', 'dev', 'param', 'return']
// let functionStructureStage = [{
// function: ['function', 'returns']
// },
// leftBracketSign,
// parameterName,
// parameterValue,
// rightBracketSign,
// ];
let atoms = {
delete: true,
new: true,
true: true,
false: true,
// "iota": true, "nil": true, "append": true,
// "cap": true, "close": true, "complex": true, "copy": true, "imag": true,
// "make": true, "panic": true, "print": true,
// "println": true, "real": true, "recover": true
}
let isOperatorChar = /[+\-*&^%:=<>!|\/~]/
let isNegativeChar = /[-]/
let curPunc
function tokenBase(stream, state) {
let ch = stream.next()
if (ch == '"' || ch == "'" || ch == '`') {
state.tokenize = tokenString(ch)
return state.tokenize(stream, state)
}
if (isVersion(stream, state)) return 'version'
if (
ch == '.' &&
keywordsMembersOfAddressType.some(function(item) {
return stream.match(`${item}`)
})
)
return 'addressFunction'
if (isNumber(ch, stream)) return 'number'
if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
return updateGarmmer(ch, state)
}
if (ch == '/') {
if (stream.eat('*')) {
state.tokenize = tokenComment
return tokenComment(stream, state)
}
if (stream.match(/\/{2}/)) {
while ((ch = stream.next())) {
if (ch == '@') {
stream.backUp(1)
state.grammar = 'doc'
break
}
}
return 'doc'
}
if (stream.eat('/')) {
stream.skipToEnd()
return 'comment'
}
}
if (isNegativeChar.test(ch)) {
if (isNumber(stream.peek(), stream)) return 'number'
return 'operator'
}
if (isOperatorChar.test(ch)) {
stream.eatWhile(isOperatorChar)
return 'operator'
}
stream.eatWhile(/[\w\$_\xa1-\uffff]/)
let cur = stream.current()
if (state.grammar == 'doc') {
if (
natSpecTags.some(function(item) {
return cur == `@${item}`
})
)
return 'docReserve'
return 'doc'
}
if (cur === 'solidity' && state.lastToken == 'pragma') {
state.lastToken = state.lastToken + ' ' + cur
}
if (keywords.propertyIsEnumerable(cur)) {
if (cur == 'case' || cur == 'default') curPunc = 'case'
if (keywordsSpecial.propertyIsEnumerable(cur)) state.lastToken = cur
//if (cur == 'function' && state.para == 'parameterMode')
return 'keyword'
}
if (keywordsEtherUnit.propertyIsEnumerable(cur)) return 'etherUnit'
if (keywordsContractRelated.propertyIsEnumerable(cur))
return 'contractRelated'
if (
keywordsControlStructures.propertyIsEnumerable(cur) ||
keywordsTypeInformation.propertyIsEnumerable(cur) ||
keywordsV0505NewReserve.propertyIsEnumerable(cur)
)
return 'keyword'
if (
keywordsValueTypes.propertyIsEnumerable(cur) ||
keywordsTimeUnit.propertyIsEnumerable(cur) ||
isValidInteger(cur) ||
isValidBytes(cur) ||
isValidFixed(cur)
) {
state.lastToken = state.lastToken + 'variable'
return 'keyword'
}
if (atoms.propertyIsEnumerable(cur)) return 'atom'
if (keywordsErrorHandling.propertyIsEnumerable(cur)) return 'errorHandling'
if (keywordsMathematicalAndCryptographicFuctions.propertyIsEnumerable(cur))
return 'mathematicalAndCryptographic'
if (
keywordsMoreBlockAndTransactionProperties.propertyIsEnumerable(cur) ||
(keywordsBlockAndTransactionProperties[cur] &&
keywordsBlockAndTransactionProperties[cur].some(function(item) {
return stream.match(`.${item}`)
}))
)
return 'variable-2'
if (
keywordsAbiEncodeDecodeFunctions[cur] &&
keywordsAbiEncodeDecodeFunctions[cur].some(function(item) {
return stream.match(`.${item}`)
})
)
return 'abi'
let style = updateHexLiterals(cur, stream)
if (style != null) return style
if (
(state.lastToken == 'functionName(' || state.lastToken == 'returns(') &&
keywordsContractList.propertyIsEnumerable(cur)
) {
state.lastToken += 'variable'
return 'variable'
}
if (state.lastToken == 'function') {
state.lastToken = 'functionName'
if (state.para == null) {
state.grammar = 'function'
state.para = ''
}
//state.parasMode = isNaN(state.parasMode) ? 1 : state.functionLayerCount++;
state.para += 'functionName'
return 'functionName'
}
if (state.lastToken == 'functionName(variable') {
state.lastToken = 'functionName('
return 'parameterValue'
}
if (state.lastToken == 'returns(variable') {
state.lastToken = 'returns('
return 'parameterValue'
}
if (state.lastToken == 'address' && cur == 'payable') {
state.lastToken = 'address payable'
}
if (state.lastToken == 'contract' || state.lastToken == 'struct') {
keywordsContractList[cur] = true
state.lastToken = null
}
if (state.grammar == 'function') {
return 'parameterValue'
}
return 'variable'
}
function tokenString(quote) {
return function(stream, state) {
let escaped = false,
next,
end = false
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {
end = true
break
}
escaped = !escaped && quote != '`' && next == '\\'
}
if (end || !(escaped || quote == '`')) state.tokenize = tokenBase
return 'string'
}
}
function tokenComment(stream, state) {
let maybeEnd = false,
ch
while ((ch = stream.next())) {
if (ch == '/' && maybeEnd) {
state.tokenize = tokenBase
break
}
maybeEnd = ch == '*'
}
return 'comment'
}
function isVersion(stream, state) {
if (state.lastToken == 'pragma solidity') {
state.lastToken = null
return (
!state.startOfLine &&
(stream.match(/[\^{0}][0-9\.]+/) ||
stream.match(/[\>\=]+?[\s]*[0-9\.]+[\s]*[\<]?[\s]*[0-9\.]+/))
)
}
}
function isNumber(ch, stream) {
if (/[\d\.]/.test(ch)) {
if (ch == '.') {
stream.match(/^[0-9]+([eE][\-+]?[0-9]+)?/)
} else if (ch == '0') {
stream.match(/^[xX][0-9a-fA-F]+/) || stream.match(/^0[0-7]+/)
} else {
stream.match(/^[0-9]*\.?[0-9]*([eE][\-+]?[0-9]+)?/)
}
return true
}
}
function isValidInteger(token) {
if (token.match(/^[u]?int/)) {
if (token.indexOf('t') + 1 == token.length) return true
let numberPart = token.substr(token.indexOf('t') + 1, token.length)
return numberPart % 8 === 0 && numberPart <= 256
}
}
function isValidBytes(token) {
if (token.match(/^bytes/)) {
if (token.indexOf('s') + 1 == token.length) return true
let bytesPart = token.substr(token.indexOf('s') + 1, token.length)
return bytesPart <= 32
}
}
function isValidFixed(token) {
if (token.match(/^[u]?fixed([0-9]+x[0-9]+)?/)) {
if (token.indexOf('d') + 1 == token.length) return true
let numberPart = token
.substr(token.indexOf('d') + 1, token.length)
.split('x')
return (
numberPart[0] % 8 === 0 && numberPart[0] <= 256 && numberPart[1] <= 80
)
}
}
function updateHexLiterals(token, stream) {
if (token.match(/^hex/) && stream.peek() == '"') {
let maybeEnd = false,
ch,
hexValue = '',
stringAfterHex = ''
while ((ch = stream.next())) {
stringAfterHex += ch
if (ch == '"' && maybeEnd) {
hexValue = stringAfterHex.substring(1, stringAfterHex.length - 1)
if (hexValue.match(/^[0-9a-fA-F]+$/)) {
return 'number'
} else {
stream.backUp(stringAfterHex.length)
}
break
}
maybeEnd = maybeEnd || ch == '"'
}
}
}
function updateGarmmer(ch, state) {
if (ch == ',' && state.para == 'functionName(variable') {
state.para = 'functionName('
}
if (state.para != null && state.para.startsWith('functionName')) {
if (ch == ')') {
if (state.para.endsWith('(')) {
state.para = state.para.substr(0, state.para.length - 1)
if (state.para == 'functionName') state.grammar = ''
}
} else if (ch == '(') {
state.para += ch
}
}
if (ch == '(' && state.lastToken == 'functionName') {
state.lastToken += ch
} else if (ch == ')' && state.lastToken == 'functionName(') {
state.lastToken = null
} else if (ch == '(' && state.lastToken == 'returns') {
state.lastToken += ch
} else if (
ch == ')' &&
(state.lastToken == 'returns(' || state.lastToken == 'returns(variable')
) {
state.lastToken = null
}
if (ch == '(' && state.lastToken == 'address') {
state.lastToken += ch
}
curPunc = ch
return null
}
function Context(indented, column, type, align, prev) {
this.indented = indented
this.column = column
this.type = type
this.align = align
this.prev = prev
}
function pushContext(state, col, type) {
return (state.context = new Context(
state.indented,
col,
type,
null,
state.context
))
}
function popContext(state) {
if (!state.context.prev) return
let t = state.context.type
if (t == ')' || t == ']' || t == '}')
state.indented = state.context.indented
return (state.context = state.context.prev)
}
// Interface
return {
startState: function(basecolumn) {
return {
tokenize: null,
context: new Context((basecolumn || 0) - indentUnit, 0, 'top', false),
indented: 0,
startOfLine: true,
}
},
token: function(stream, state) {
let ctx = state.context
if (stream.sol()) {
if (ctx.align == null) ctx.align = false
state.indented = stream.indentation()
state.startOfLine = true
if (ctx.type == 'case') ctx.type = '}'
if (state.grammar == 'doc') state.grammar = null
}
if (stream.eatSpace()) return null
curPunc = null
let style = (state.tokenize || tokenBase)(stream, state)
if (style == 'comment') return style
if (ctx.align == null) ctx.align = true
if (curPunc == '{') pushContext(state, stream.column(), '}')
else if (curPunc == '[') pushContext(state, stream.column(), ']')
else if (curPunc == '(') pushContext(state, stream.column(), ')')
else if (curPunc == 'case') ctx.type = 'case'
else if (curPunc == '}' && ctx.type == '}') popContext(state)
else if (curPunc == ctx.type) popContext(state)
state.startOfLine = false
return style
},
indent: function(state, textAfter) {
if (state.tokenize != tokenBase && state.tokenize != null)
return CodeMirror.Pass
let ctx = state.context,
firstChar = textAfter && textAfter.charAt(0)
if (ctx.type == 'case' && /^(?:case|default)\b/.test(textAfter)) {
state.context.type = '}'
return ctx.indented
}
let closing = firstChar == ctx.type
if (ctx.align) return ctx.column + (closing ? 0 : 1)
else return ctx.indented + (closing ? 0 : indentUnit)
},
electricChars: '{}):',
closeBrackets: '()[]{}\'\'""``',
fold: 'brace',
blockCommentStart: '/*',
blockCommentEnd: '*/',
lineComment: '//',
}
})
CodeMirror.defineMIME('text/x-solidity', 'solidity')
},{"codemirror":3}],3:[function(require,module,exports){
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE
// This is CodeMirror (https://codemirror.net), a code editor
// implemented in JavaScript on top of the browser's DOM.
//
// You can find some technical background for some of the code below
// at http://marijnhaverbeke.nl/blog/#cm-internals .
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.CodeMirror = factory());
}(this, (function () { 'use strict';
// Kludges for bugs and behavior differences that can't be feature
// detected are enabled based on userAgent etc sniffing.
var userAgent = navigator.userAgent;
var platform = navigator.platform;
var gecko = /gecko\/\d/i.test(userAgent);
var ie_upto10 = /MSIE \d/.test(userAgent);
var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(userAgent);
var edge = /Edge\/(\d+)/.exec(userAgent);
var ie = ie_upto10 || ie_11up || edge;
var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : +(edge || ie_11up)[1]);
var webkit = !edge && /WebKit\//.test(userAgent);
var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(userAgent);
var chrome = !edge && /Chrome\//.test(userAgent);
var presto = /Opera\//.test(userAgent);
var safari = /Apple Computer/.test(navigator.vendor);
var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(userAgent);
var phantom = /PhantomJS/.test(userAgent);
var ios = !edge && /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent);
var android = /Android/.test(userAgent);
// This is woefully incomplete. Suggestions for alternative methods welcome.
var mobile = ios || android || /webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent);
var mac = ios || /Mac/.test(platform);
var chromeOS = /\bCrOS\b/.test(userAgent);
var windows = /win/i.test(platform);
var presto_version = presto && userAgent.match(/Version\/(\d*\.\d*)/);
if (presto_version) { presto_version = Number(presto_version[1]); }
if (presto_version && presto_version >= 15) { presto = false; webkit = true; }
// Some browsers use the wrong event properties to signal cmd/ctrl on OS X
var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11));
var captureRightClick = gecko || (ie && ie_version >= 9);
function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*") }
var rmClass = function(node, cls) {
var current = node.className;
var match = classTest(cls).exec(current);
if (match) {
var after = current.slice(match.index + match[0].length);
node.className = current.slice(0, match.index) + (after ? match[1] + after : "");
}
};
function removeChildren(e) {
for (var count = e.childNodes.length; count > 0; --count)
{ e.removeChild(e.firstChild); }
return e
}
function removeChildrenAndAdd(parent, e) {
return removeChildren(parent).appendChild(e)
}
function elt(tag, content, className, style) {
var e = document.createElement(tag);
if (className) { e.className = className; }
if (style) { e.style.cssText = style; }
if (typeof content == "string") { e.appendChild(document.createTextNode(content)); }
else if (content) { for (var i = 0; i < content.length; ++i) { e.appendChild(content[i]); } }
return e
}
// wrapper for elt, which removes the elt from the accessibility tree
function eltP(tag, content, className, style) {
var e = elt(tag, content, className, style);
e.setAttribute("role", "presentation");
return e
}
var range;
if (document.createRange) { range = function(node, start, end, endNode) {
var r = document.createRange();
r.setEnd(endNode || node, end);
r.setStart(node, start);
return r
}; }
else { range = function(node, start, end) {
var r = document.body.createTextRange();
try { r.moveToElementText(node.parentNode); }
catch(e) { return r }
r.collapse(true);
r.moveEnd("character", end);
r.moveStart("character", start);
return r
}; }
function contains(parent, child) {
if (child.nodeType == 3) // Android browser always returns false when child is a textnode
{ child = child.parentNode; }
if (parent.contains)
{ return parent.contains(child) }
do {
if (child.nodeType == 11) { child = child.host; }
if (child == parent) { return true }
} while (child = child.parentNode)
}
function activeElt() {
// IE and Edge may throw an "Unspecified Error" when accessing document.activeElement.
// IE < 10 will throw when accessed while the page is loading or in an iframe.
// IE > 9 and Edge will throw when accessed in an iframe if document.body is unavailable.
var activeElement;
try {
activeElement = document.activeElement;
} catch(e) {
activeElement = document.body || null;
}
while (activeElement && activeElement.shadowRoot && activeElement.shadowRoot.activeElement)
{ activeElement = activeElement.shadowRoot.activeElement; }
return activeElement
}
function addClass(node, cls) {
var current = node.className;
if (!classTest(cls).test(current)) { node.className += (current ? " " : "") + cls; }
}
function joinClasses(a, b) {
var as = a.split(" ");
for (var i = 0; i < as.length; i++)
{ if (as[i] && !classTest(as[i]).test(b)) { b += " " + as[i]; } }
return b
}
var selectInput = function(node) { node.select(); };
if (ios) // Mobile Safari apparently has a bug where select() is broken.
{ selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; }; }
else if (ie) // Suppress mysterious IE10 errors
{ selectInput = function(node) { try { node.select(); } catch(_e) {} }; }
function bind(f) {
var args = Array.prototype.slice.call(arguments, 1);
return function(){return f.apply(null, args)}
}
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;
}
}
var Delayed = function() {this.id = null;};
Delayed.prototype.set = function (ms, f) {
clearTimeout(this.id);
this.id = setTimeout(f, ms);
};
function indexOf(array, elt) {
for (var i = 0; i < array.length; ++i)
{ if (array[i] == elt) { return i } }
return -1
}
// Number of pixels added to scroller and sizer to hide scrollbar
var scrollerGap = 30;
// Returned or thrown by various protocols to signal 'I'm not
// handling this'.
var Pass = {toString: function(){return "CodeMirror.Pass"}};
// Reused option objects for setSelection & friends
var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"};
// The inverse of countColumn -- find the offset that corresponds to
// a particular column.
function findColumn(string, goal, tabSize) {
for (var pos = 0, col = 0;;) {
var nextTab = string.indexOf("\t", pos);
if (nextTab == -1) { nextTab = string.length; }
var skipped = nextTab - pos;
if (nextTab == string.length || col + skipped >= goal)
{ return pos + Math.min(skipped, goal - col) }
col += nextTab - pos;
col += tabSize - (col % tabSize);
pos = nextTab + 1;
if (col >= goal) { return pos }
}
}
var spaceStrs = [""];
function spaceStr(n) {
while (spaceStrs.length <= n)
{ spaceStrs.push(lst(spaceStrs) + " "); }
return spaceStrs[n]
}
function lst(arr) { return arr[arr.length-1] }
function map(array, f) {
var out = [];
for (var i = 0; i < array.length; i++) { out[i] = f(array[i], i); }
return out
}
function insertSorted(array, value, score) {
var pos = 0, priority = score(value);
while (pos < array.length && score(array[pos]) <= priority) { pos++; }
array.splice(pos, 0, value);
}
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
}
var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
function isWordCharBasic(ch) {
return /\w/.test(ch) || ch > "\x80" &&
(ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch))
}
function isWordChar(ch, helper) {
if (!helper) { return isWordCharBasic(ch) }
if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) { return true }
return helper.test(ch)
}
function isEmpty(obj) {
for (var n in obj) { if (obj.hasOwnProperty(n) && obj[n]) { return false } }
return true
}
// Extending unicode characters. A series of a non-extending char +
// any number of extending chars is treated as a single unit as far
// as editing and measuring is concerned. This is not fully correct,
// since some scripts/fonts/browsers also treat other configurations
// of code points as a group.
var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/;
function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch) }
// Returns a number from the range [`0`; `str.length`] unless `pos` is outside that range.
function skipExtendingChars(str, pos, dir) {
while ((dir < 0 ? pos > 0 : pos < str.length) && isExtendingChar(str.charAt(pos))) { pos += dir; }
return pos
}
// Returns the value from the range [`from`; `to`] that satisfies
// `pred` and is closest to `from`. Assumes that at least `to`
// satisfies `pred`. Supports `from` being greater than `to`.
function findFirst(pred, from, to) {
// At any point we are certain `to` satisfies `pred`, don't know
// whether `from` does.
var dir = from > to ? -1 : 1;
for (;;) {
if (from == to) { return from }
var midF = (from + to) / 2, mid = dir < 0 ? Math.ceil(midF) : Math.floor(midF);
if (mid == from) { return pred(mid) ? from : to }
if (pred(mid)) { to = mid; }
else { from = mid + dir; }
}
}
// BIDI HELPERS
function iterateBidiSections(order, from, to, f) {
if (!order) { return f(from, to, "ltr", 0) }
var found = false;
for (var i = 0; i < order.length; ++i) {
var part = order[i];
if (part.from < to && part.to > from || from == to && part.to == from) {
f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr", i);
found = true;
}
}
if (!found) { f(from, to, "ltr"); }
}
var bidiOther = null;
function getBidiPartAt(order, ch, sticky) {
var found;
bidiOther = null;
for (var i = 0; i < order.length; ++i) {
var cur = order[i];
if (cur.from < ch && cur.to > ch) { return i }
if (cur.to == ch) {
if (cur.from != cur.to && sticky == "before") { found = i; }
else { bidiOther = i; }
}
if (cur.from == ch) {
if (cur.from != cur.to && sticky != "before") { found = i; }
else { bidiOther = i; }
}
}
return found != null ? found : bidiOther
}
// Bidirectional ordering algorithm
// See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
// that this (partially) implements.
// One-char codes used for character types:
// L (L): Left-to-Right
// R (R): Right-to-Left
// r (AL): Right-to-Left Arabic
// 1 (EN): European Number
// + (ES): European Number Separator
// % (ET): European Number Terminator
// n (AN): Arabic Number
// , (CS): Common Number Separator
// m (NSM): Non-Spacing Mark
// b (BN): Boundary Neutral
// s (B): Paragraph Separator
// t (S): Segment Separator
// w (WS): Whitespace
// N (ON): Other Neutrals
// Returns null if characters are ordered as they appear
// (left-to-right), or an array of sections ({from, to, level}
// objects) in the order in which they occur visually.
var bidiOrdering = (function() {
// Character types for codepoints 0 to 0xff
var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
// Character types for codepoints 0x600 to 0x6f9
var arabicTypes = "nnnnnnNNr%%r,rNNmmmmmmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmmmnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmnNmmmmmmrrmmNmmmmrr1111111111";
function charType(code) {
if (code <= 0xf7) { return lowTypes.charAt(code) }
else if (0x590 <= code && code <= 0x5f4) { return "R" }
else if (0x600 <= code && code <= 0x6f9) { return arabicTypes.charAt(code - 0x600) }
else if (0x6ee <= code && code <= 0x8ac) { return "r" }
else if (0x2000 <= code && code <= 0x200b) { return "w" }
else if (code == 0x200c) { return "b" }
else { return "L" }
}
var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
function BidiSpan(level, from, to) {
this.level = level;
this.from = from; this.to = to;
}
return function(str, direction) {
var outerType = direction == "ltr" ? "L" : "R";
if (str.length == 0 || direction == "ltr" && !bidiRE.test(str)) { return false }
var len = str.length, types = [];
for (var i = 0; i < len; ++i)
{ types.push(charType(str.charCodeAt(i))); }
// W1. Examine each non-spacing mark (NSM) in the level run, and
// change the type of the NSM to the type of the previous
// character. If the NSM is at the start of the level run, it will
// get the type of sor.
for (var i$1 = 0, prev = outerType; i$1 < len; ++i$1) {
var type = types[i$1];
if (type == "m") { types[i$1] = prev; }
else { prev = type; }
}
// W2. Search backwards from each instance of a European number
// until the first strong type (R, L, AL, or sor) is found. If an
// AL is found, change the type of the European number to Arabic
// number.
// W3. Change all ALs to R.