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commit 10a70538d4c6d1f7b2c33cef78079664a5380e33 1 parent 2335881
@wycats authored
View
2  .gitignore
@@ -1,5 +1,5 @@
*.gem
-*.rbc
+*.rbx
.bundle
.config
.yardoc
View
1  .rspec
@@ -0,0 +1 @@
+-cfs
View
1  lattescript.gemspec
@@ -18,4 +18,5 @@ Gem::Specification.new do |gem|
gem.add_dependency "kpeg"
gem.add_development_dependency "rspec"
gem.add_development_dependency "uglifier"
+ gem.add_development_dependency "json"
end
View
83 lib/lattescript/grammar.kpeg
@@ -8,7 +8,7 @@
%% identifier = ast Identifier(name)
%% literal = ast Literal(val)
%% number = ast Number(val)
-%% string = ast String(val, quote)
+%% string_literal = ast String(val, quote)
%% regexp = ast RegExp(body, flags)
%% this_expression = ast ThisExpression()
%% variable_declaration = ast VariableDeclaration(kind, declarations, semicolon)
@@ -36,7 +36,7 @@
%% update_expression = ast UpdateExpression(op, argument, prefix)
%% call_expression = ast CallExpression(callee, args)
%% new_expression = ast NewExpression(callee, args)
-%% property = ast Property(key, value, kind)
+%% property = ast Property(key, value, kind, comments)
%% member_expression = ast MemberExpression(object, property, computed)
%% debugger_statement = ast DebuggerStatement()
%% while_statement = ast WhileStatement(test, body)
@@ -48,29 +48,41 @@
%% array_pattern = ast ArrayPattern(elements)
%% spread = ast Spread(name)
%% comment = ast Comment(body, type, newline)
+%% commented_statement = ast CommentedStatement(statement, comments)
# Whitespace and Source Characters
-S = WhiteSpace | LineTerminatorSequence | Comment
-- = S*
-SnoComment = WhiteSpace | LineTerminatorSequence
+S =
+ WhiteSpace
+ | LineTerminatorSequence { nil }
+ | Comment
+
+- = S*:spaces { spaces.compact }
+
+SnoComment = (WhiteSpace | LineTerminatorSequence) { nil }
SnoLB = (WhiteSpace | SingleLineComment | MultiLineCommentNoLB)+
-WhiteSpace = "\t" | "\v" | "\f" | " "
+WhiteSpace = /[\t\v\f ]+/ { nil }
LF = "\n"
CR = "\r"
-LineTerminator = LF | CR
-LineTerminatorSequence = LF | CR LF | CR
+LineTerminator = /[\n\r]+/
+LineTerminatorSequence = < /\n|\r\n|\r/ > { text }
Comment = MultiLineComment | SingleLineComment
-MultiLineComment = "/*" < (!("*/") SourceCharacter)* > "*/" LineTerminatorSequence?:lf ~comment(text, 'multiline', lf)
-MultiLineCommentNoLB = "/*" < (!("*/") !(LineTerminator) SourceCharacter)* > "*/" LineTerminatorSequence?:lf ~comment(text, 'multiline', lf)
-SingleLineComment = "//" < /[^\n\r]*/ > ~comment(text, 'singleline', false)
-SourceCharacter = /[\u0000-\u10FFFF]/
+MultiLineCommentNoLB =
+ "/*" < (!("*/") SourceCharacter)* > "*/" ~comment(text, 'multiline', nil)
+
+MultiLineComment =
+ "/*" < (!("*/") SourceCharacter)* > "*/" LineTerminatorSequence:lf ~comment(text, 'multiline', lf)
+ | MultiLineCommentNoLB
+
+SingleLineComment = "//" < /[^\n\r]*/ > ~comment(text, 'singleline', nil)
+
+SourceCharacter = /[\u0000-\uffff]/
EOS = - ";" | SnoLB? LineTerminatorSequence | SnoLB? &("}") | - EOF
EOSnoLB = SnoLB? ";" | SnoLB? LineTerminatorSequence | SnoLB? &("}") | SnoLB? EOF
@@ -83,10 +95,10 @@ ReservedWord =
(Keyword | FutureReservedWord | "null" | "true" | "false") !(IdentifierPart)
Keyword =
- "break" | "case" | "catch" | "continue" | "debugger" | "default" | "delete" | "do" | "else" | "finally" | "for" | "function" | "if" | "instanceof" | "in" | "new" | "return" | "switch" | "this" | "throw" | "try" | "typeof" | "var" | "void" | "while" | "with"
+ /break|case|catch|continue|debugger|default|delete|do|else|finally|for|function|if|instanceof|in|new|return|switch|this|throw|try|typeof|var|void|while|with/
FutureReservedWord =
- "abstract" | "boolean" | "byte" | "char" | "class" | "const" | "double" | "enum" | "export" | "extends" | "final" | "float" | "goto" | "implements" | "import" | "interface" | "int" | "long" | "native" | "package" | "private" | "protected" | "public" | "short" | "static" | "super" | "synchronized" | "throws" | "transient" | "volatile"
+ /abstract|boolean|byte|char|class|const|double|enum|export|extends|final|float|goto|implements|import|interface|int|long|native|package|private|protected|public|short|static|super|synchronized|throws|transient|volatile/
Identifier = !(ReservedWord) IdentifierName:name ~identifier(name)
@@ -133,27 +145,26 @@ WithTok = "with" !(IdentifierPart)
root = Program:p { p }
-Program = (SnoComment* (Statement | FunctionDeclaration))*:s - ~program(s)
+Program = (CommentedStatement)*:s - ~program(s)
-FunctionBody = (SnoComment* (Statement | FunctionDeclaration))*:statements SnoComment* { statements }
+FunctionBody = (CommentedStatement)*:statements SnoComment* { statements }
FunctionDeclaration = FunctionTok - Identifier:id - "(" - FormalParameterList?:params - ")" - "{" SnoComment* FunctionBody:body SnoComment* "}" ~function_declaration(id, params || [], body)
FunctionExpression = FunctionTok - Identifier?:id - "(" - FormalParameterList?:params - ")" - "{" SnoComment* FunctionBody:body SnoComment* "}" ~function_expression(id, params || [], body)
-FormalParameterList = Identifier:id ("," - Identifier)*:ids { [id] + ids }
+FormalParameterList = Identifier:id (- "," - Identifier)*:ids { [id] + ids }
UseStrictDirective = "use" S "strict" S ("," !(LineTerminator) SourceCharacter)*
# Statements
Statement =
- Comment
- | Block
+ IfStatement
+ | ExpressionStatement
| VariableStatement
+ | Block
| EmptyStatement
- | ExpressionStatement
- | IfStatement
| IterationStatement
| ContinueStatement
| BreakStatement
@@ -164,8 +175,11 @@ Statement =
| ThrowStatement
| TryStatement
| DebuggerStatement
+ | FunctionDeclaration
+
+CommentedStatement = -:comments Statement:s ~commented_statement(s, comments)
-Block = "{" (SnoComment* Statement)*:statements SnoComment* "}" ~block_statement(statements)
+Block = "{" (CommentedStatement)*:statements - "}" ~block_statement(statements)
VariableStatement = VarTok - VariableDeclaration:decl (- "," - VariableDeclaration)*:decls EOS ~variable_declaration("var", [decl] + decls, true)
@@ -196,7 +210,7 @@ ForInLeft = - LeftHandSideExpression -
ForInVarLeft = - VarTok - VariableDeclarationNoIn:decl - ~variable_declaration("var", [decl], false)
ForStatement =
- ForTok - "(" - (ForInit|ForVarInit)?:init - ";" - ForTest?:test - ";" - ForUpdate?:update - ")" - Statement:body ~for_statement(init, test, update, body)
+ ForTok - "(" - (ForVarInit|ForInit)?:init - ";" - ForTest?:test - ";" - ForUpdate?:update - ")" - Statement:body ~for_statement(init, test, update, body)
ForInit = ExpressionNoIn
ForVarInit = VarTok - VariableDeclarationListNoIn:list ~variable_declaration("var", list, false)
@@ -208,7 +222,8 @@ ContinueStatement =
| ContinueTok SnoLB? EOSnoLB ~continue_statement(nil)
BreakStatement =
- BreakTok SnoLB? (Identifier:id EOS | EOSnoLB) ~break_statement(id)
+ BreakTok SnoLB? Identifier:id ROS ~break_statement(id)
+ | BreakTok SnoLB? EOSnoLB ~break_statement(nil)
ReturnStatement =
ReturnTok SnoLB? (EOSnoLB | Expression:expr EOS) ~return_statement(expr)
@@ -273,7 +288,7 @@ ConditionalExpression =
| LogicalOrExpression
ConditionalExpressionNoIn =
- LogicalOrExpressionNoIn:left - "?" AssignmentExpressionNoIn:middle - ":" - AssignmentExpressionNoIn:right ~conditional_expression(left, middle, right)
+ LogicalOrExpressionNoIn:left - "?" - AssignmentExpressionNoIn:middle - ":" - AssignmentExpressionNoIn:right ~conditional_expression(left, middle, right)
| LogicalOrExpressionNoIn
LogicalOrExpression =
@@ -384,8 +399,8 @@ LeftHandSideExpression =
CallExpression =
CallExpression:call - BracketAccessor:expr ~member_expression(call, expr, true)
| CallExpression:call - DotAccessor:expr ~member_expression(call, expr, false)
- | CallExpression:expr Arguments:arguments ~call_expression(expr, arguments)
- | MemberExpression:expr Arguments:arguments ~call_expression(expr, arguments)
+ | CallExpression:expr - Arguments:arguments ~call_expression(expr, arguments)
+ | MemberExpression:expr - Arguments:arguments ~call_expression(expr, arguments)
BracketAccessor =
"[" - Expression:expr - "]" { expr }
@@ -432,15 +447,15 @@ Elision =
| "," { [nil] }
ObjectLiteral =
- "{" - PropertyNameAndValueList?:list - ","? - "}" ~object_expression(list || [])
+ "{" SnoComment* PropertyNameAndValueList?:list - ","? - "}" ~object_expression(list || [])
PropertyNameAndValueList =
- PropertyAssignment:prop (- "," - PropertyAssignment)*:props { [prop] + props }
+ PropertyAssignment:prop (- "," SnoComment* PropertyAssignment)*:props { [prop] + props }
PropertyAssignment =
- PropertyName:key - ":" - AssignmentExpression:value ~property(key, value, 'init')
- | PropertyGetter
- | PropertySetter
+ -:comments PropertyName:key - ":" - AssignmentExpression:value ~property(key, value, 'init', comments)
+ | PropertyGetter
+ | PropertySetter
PropertyGetter =
"get" - PropertyName - "(" - ")" - "{" - FunctionBody - "}"
@@ -493,8 +508,8 @@ SignedInteger = DecimalDigit+
DQ = "\""
SQ = "'"
-StringLiteral = DQ < DoubleStringCharacter* > DQ ~string(text, '"')
- | SQ < SingleStringCharacter* > SQ ~string(text, "'")
+StringLiteral = DQ < DoubleStringCharacter* > DQ ~string_literal(text, '"')
+ | SQ < SingleStringCharacter* > SQ ~string_literal(text, "'")
RS = "\\"
View
21 lib/lattescript/stringifier.rb
@@ -111,7 +111,7 @@ def visit_ExpressionStatement(statement)
def visit_SequenceExpression(expression)
out = ""
out << "(" if expression.parens
- exprs = expression.expressions.map { |expression| accept(expression) }.join(", ")
+ exprs = expression.expressions.map { |e| accept(e) }.join(", ")
exprs = strip_newline(exprs) if expression.parens
out << exprs
out << ")" if expression.parens
@@ -177,15 +177,22 @@ def visit_ArrayExpression(expr)
end
def visit_ObjectExpression(expr)
- unless expr.properties.respond_to?(:map)
- require "pp"
- pp expr
- end
"{" + expr.properties.map { |prop| accept(prop) }.join(", ") + "}"
end
def visit_Property(property)
- accept(property.key) + ": " + accept(property.value)
+ comments = property.comments.map { |comment| accept(comment) }.join("")
+ comments + accept(property.key) + ": " + accept(property.value)
+ end
+
+ def visit_CommentedStatement(statement)
+ out = ""
+
+ if comments = statement.comments
+ comments.each { |comment| out << accept(comment) }
+ end
+
+ out << accept(statement.statement)
end
def visit_MemberExpression(expr)
@@ -219,7 +226,7 @@ def visit_BinaryExpression(expr)
def visit_BlockStatement(statement)
out = "{" << newline
indent
- statement.statements.each { |statement| out << accept(statement) }
+ statement.statements.each { |s| out << accept(s) }
outdent
out << current_indent << "}"
@newline = false unless statement.cuddly
View
1,000 spec/fixtures/jquery-ajax.js
@@ -0,0 +1,1000 @@
+(function( jQuery ) {
+
+var r20 = /%20/g,
+ rbracket = /\[\]$/,
+ rCRLF = /\r?\n/g,
+ rhash = /#.*$/,
+ rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
+ rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
+ // #7653, #8125, #8152: local protocol detection
+ rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
+ rnoContent = /^(?:GET|HEAD)$/,
+ rprotocol = /^\/\//,
+ rquery = /\?/,
+ rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
+ rselectTextarea = /^(?:select|textarea)/i,
+ rspacesAjax = /\s+/,
+ rts = /([?&])_=[^&]*/,
+ rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+))?)?/,
+
+ // Keep a copy of the old load method
+ _load = jQuery.fn.load,
+
+ /* Prefilters
+ * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
+ * 2) These are called:
+ * - BEFORE asking for a transport
+ * - AFTER param serialization (s.data is a string if s.processData is true)
+ * 3) key is the dataType
+ * 4) the catchall symbol "*" can be used
+ * 5) execution will start with transport dataType and THEN continue down to "*" if needed
+ */
+ prefilters = {},
+
+ /* Transports bindings
+ * 1) key is the dataType
+ * 2) the catchall symbol "*" can be used
+ * 3) selection will start with transport dataType and THEN go to "*" if needed
+ */
+ transports = {},
+
+ // Document location
+ ajaxLocation,
+
+ // Document location segments
+ ajaxLocParts,
+
+ // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
+ allTypes = ["*/"] + ["*"];
+
+// #8138, IE may throw an exception when accessing
+// a field from window.location if document.domain has been set
+try {
+ ajaxLocation = location.href;
+} catch( e ) {
+ // Use the href attribute of an A element
+ // since IE will modify it given document.location
+ ajaxLocation = document.createElement( "a" );
+ ajaxLocation.href = "";
+ ajaxLocation = ajaxLocation.href;
+}
+
+// Segment location into parts
+ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
+
+// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
+function addToPrefiltersOrTransports( structure ) {
+
+ // dataTypeExpression is optional and defaults to "*"
+ return function( dataTypeExpression, func ) {
+
+ if ( typeof dataTypeExpression !== "string" ) {
+ func = dataTypeExpression;
+ dataTypeExpression = "*";
+ }
+
+ if ( jQuery.isFunction( func ) ) {
+ var dataTypes = dataTypeExpression.toLowerCase().split( rspacesAjax ),
+ i = 0,
+ length = dataTypes.length,
+ dataType,
+ list,
+ placeBefore;
+
+ // For each dataType in the dataTypeExpression
+ for(; i < length; i++ ) {
+ dataType = dataTypes[ i ];
+ // We control if we're asked to add before
+ // any existing element
+ placeBefore = /^\+/.test( dataType );
+ if ( placeBefore ) {
+ dataType = dataType.substr( 1 ) || "*";
+ }
+ list = structure[ dataType ] = structure[ dataType ] || [];
+ // then we add to the structure accordingly
+ list[ placeBefore ? "unshift" : "push" ]( func );
+ }
+ }
+ };
+}
+
+// Base inspection function for prefilters and transports
+function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR,
+ dataType /* internal */, inspected /* internal */ ) {
+
+ dataType = dataType || options.dataTypes[ 0 ];
+ inspected = inspected || {};
+
+ inspected[ dataType ] = true;
+
+ var list = structure[ dataType ],
+ i = 0,
+ length = list ? list.length : 0,
+ executeOnly = ( structure === prefilters ),
+ selection;
+
+ for(; i < length && ( executeOnly || !selection ); i++ ) {
+ selection = list[ i ]( options, originalOptions, jqXHR );
+ // If we got redirected to another dataType
+ // we try there if executing only and not done already
+ if ( typeof selection === "string" ) {
+ if ( !executeOnly || inspected[ selection ] ) {
+ selection = undefined;
+ } else {
+ options.dataTypes.unshift( selection );
+ selection = inspectPrefiltersOrTransports(
+ structure, options, originalOptions, jqXHR, selection, inspected );
+ }
+ }
+ }
+ // If we're only executing or nothing was selected
+ // we try the catchall dataType if not done already
+ if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) {
+ selection = inspectPrefiltersOrTransports(
+ structure, options, originalOptions, jqXHR, "*", inspected );
+ }
+ // unnecessary when only executing (prefilters)
+ // but it'll be ignored by the caller in that case
+ return selection;
+}
+
+// A special extend for ajax options
+// that takes "flat" options (not to be deep extended)
+// Fixes #9887
+function ajaxExtend( target, src ) {
+ var key, deep,
+ flatOptions = jQuery.ajaxSettings.flatOptions || {};
+ for( key in src ) {
+ if ( src[ key ] !== undefined ) {
+ ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
+ }
+ }
+ if ( deep ) {
+ jQuery.extend( true, target, deep );
+ }
+}
+
+jQuery.fn.extend({
+ load: function( url, params, callback ) {
+ if ( typeof url !== "string" && _load ) {
+ return _load.apply( this, arguments );
+
+ // Don't do a request if no elements are being requested
+ } else if ( !this.length ) {
+ return this;
+ }
+
+ var off = url.indexOf( " " );
+ if ( off >= 0 ) {
+ var selector = url.slice( off, url.length );
+ url = url.slice( 0, off );
+ }
+
+ // Default to a GET request
+ var type = "GET";
+
+ // If the second parameter was provided
+ if ( params ) {
+ // If it's a function
+ if ( jQuery.isFunction( params ) ) {
+ // We assume that it's the callback
+ callback = params;
+ params = undefined;
+
+ // Otherwise, build a param string
+ } else if ( typeof params === "object" ) {
+ params = jQuery.param( params, jQuery.ajaxSettings.traditional );
+ type = "POST";
+ }
+ }
+
+ var self = this;
+
+ // Request the remote document
+ jQuery.ajax({
+ url: url,
+ type: type,
+ dataType: "html",
+ data: params,
+ // Complete callback (responseText is used internally)
+ complete: function( jqXHR, status, responseText ) {
+ // Store the response as specified by the jqXHR object
+ responseText = jqXHR.responseText;
+ // If successful, inject the HTML into all the matched elements
+ if ( jqXHR.isResolved() ) {
+ // #4825: Get the actual response in case
+ // a dataFilter is present in ajaxSettings
+ jqXHR.done(function( r ) {
+ responseText = r;
+ });
+ // See if a selector was specified
+ self.html( selector ?
+ // Create a dummy div to hold the results
+ jQuery("<div>")
+ // inject the contents of the document in, removing the scripts
+ // to avoid any 'Permission Denied' errors in IE
+ .append(responseText.replace(rscript, ""))
+
+ // Locate the specified elements
+ .find(selector) :
+
+ // If not, just inject the full result
+ responseText );
+ }
+
+ if ( callback ) {
+ self.each( callback, [ responseText, status, jqXHR ] );
+ }
+ }
+ });
+
+ return this;
+ },
+
+ serialize: function() {
+ return jQuery.param( this.serializeArray() );
+ },
+
+ serializeArray: function() {
+ return this.map(function(){
+ return this.elements ? jQuery.makeArray( this.elements ) : this;
+ })
+ .filter(function(){
+ return this.name && !this.disabled &&
+ ( this.checked || rselectTextarea.test( this.nodeName ) ||
+ rinput.test( this.type ) );
+ })
+ .map(function( i, elem ){
+ var val = jQuery( this ).val();
+
+ return val == null ?
+ null :
+ jQuery.isArray( val ) ?
+ jQuery.map( val, function( val, i ){
+ return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+ }) :
+ { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+ }).get();
+ }
+});
+
+// Attach a bunch of functions for handling common AJAX events
+jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
+ jQuery.fn[ o ] = function( f ){
+ return this.bind( o, f );
+ };
+});
+
+jQuery.each( [ "get", "post" ], function( i, method ) {
+ jQuery[ method ] = function( url, data, callback, type ) {
+ // shift arguments if data argument was omitted
+ if ( jQuery.isFunction( data ) ) {
+ type = type || callback;
+ callback = data;
+ data = undefined;
+ }
+
+ return jQuery.ajax({
+ type: method,
+ url: url,
+ data: data,
+ success: callback,
+ dataType: type
+ });
+ };
+});
+
+jQuery.extend({
+
+ getScript: function( url, callback ) {
+ return jQuery.get( url, undefined, callback, "script" );
+ },
+
+ getJSON: function( url, data, callback ) {
+ return jQuery.get( url, data, callback, "json" );
+ },
+
+ // Creates a full fledged settings object into target
+ // with both ajaxSettings and settings fields.
+ // If target is omitted, writes into ajaxSettings.
+ ajaxSetup: function( target, settings ) {
+ if ( settings ) {
+ // Building a settings object
+ ajaxExtend( target, jQuery.ajaxSettings );
+ } else {
+ // Extending ajaxSettings
+ settings = target;
+ target = jQuery.ajaxSettings;
+ }
+ ajaxExtend( target, settings );
+ return target;
+ },
+
+ ajaxSettings: {
+ url: ajaxLocation,
+ isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
+ global: true,
+ type: "GET",
+ contentType: "application/x-www-form-urlencoded",
+ processData: true,
+ async: true,
+ /*
+ timeout: 0,
+ data: null,
+ dataType: null,
+ username: null,
+ password: null,
+ cache: null,
+ traditional: false,
+ headers: {},
+ */
+
+ accepts: {
+ xml: "application/xml, text/xml",
+ html: "text/html",
+ text: "text/plain",
+ json: "application/json, text/javascript",
+ "*": allTypes
+ },
+
+ contents: {
+ xml: /xml/,
+ html: /html/,
+ json: /json/
+ },
+
+ responseFields: {
+ xml: "responseXML",
+ text: "responseText"
+ },
+
+ // List of data converters
+ // 1) key format is "source_type destination_type" (a single space in-between)
+ // 2) the catchall symbol "*" can be used for source_type
+ converters: {
+
+ // Convert anything to text
+ "* text": window.String,
+
+ // Text to html (true = no transformation)
+ "text html": true,
+
+ // Evaluate text as a json expression
+ "text json": jQuery.parseJSON,
+
+ // Parse text as xml
+ "text xml": jQuery.parseXML
+ },
+
+ // For options that shouldn't be deep extended:
+ // you can add your own custom options here if
+ // and when you create one that shouldn't be
+ // deep extended (see ajaxExtend)
+ flatOptions: {
+ context: true,
+ url: true
+ }
+ },
+
+ ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
+ ajaxTransport: addToPrefiltersOrTransports( transports ),
+
+ // Main method
+ ajax: function( url, options ) {
+
+ // If url is an object, simulate pre-1.5 signature
+ if ( typeof url === "object" ) {
+ options = url;
+ url = undefined;
+ }
+
+ // Force options to be an object
+ options = options || {};
+
+ var // Create the final options object
+ s = jQuery.ajaxSetup( {}, options ),
+ // Callbacks context
+ callbackContext = s.context || s,
+ // Context for global events
+ // It's the callbackContext if one was provided in the options
+ // and if it's a DOM node or a jQuery collection
+ globalEventContext = callbackContext !== s &&
+ ( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
+ jQuery( callbackContext ) : jQuery.event,
+ // Deferreds
+ deferred = jQuery.Deferred(),
+ completeDeferred = jQuery.Callbacks( "once memory" ),
+ // Status-dependent callbacks
+ statusCode = s.statusCode || {},
+ // ifModified key
+ ifModifiedKey,
+ // Headers (they are sent all at once)
+ requestHeaders = {},
+ requestHeadersNames = {},
+ // Response headers
+ responseHeadersString,
+ responseHeaders,
+ // transport
+ transport,
+ // timeout handle
+ timeoutTimer,
+ // Cross-domain detection vars
+ parts,
+ // The jqXHR state
+ state = 0,
+ // To know if global events are to be dispatched
+ fireGlobals,
+ // Loop variable
+ i,
+ // Fake xhr
+ jqXHR = {
+
+ readyState: 0,
+
+ // Caches the header
+ setRequestHeader: function( name, value ) {
+ if ( !state ) {
+ var lname = name.toLowerCase();
+ name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
+ requestHeaders[ name ] = value;
+ }
+ return this;
+ },
+
+ // Raw string
+ getAllResponseHeaders: function() {
+ return state === 2 ? responseHeadersString : null;
+ },
+
+ // Builds headers hashtable if needed
+ getResponseHeader: function( key ) {
+ var match;
+ if ( state === 2 ) {
+ if ( !responseHeaders ) {
+ responseHeaders = {};
+ while( ( match = rheaders.exec( responseHeadersString ) ) ) {
+ responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
+ }
+ }
+ match = responseHeaders[ key.toLowerCase() ];
+ }
+ return match === undefined ? null : match;
+ },
+
+ // Overrides response content-type header
+ overrideMimeType: function( type ) {
+ if ( !state ) {
+ s.mimeType = type;
+ }
+ return this;
+ },
+
+ // Cancel the request
+ abort: function( statusText ) {
+ statusText = statusText || "abort";
+ if ( transport ) {
+ transport.abort( statusText );
+ }
+ done( 0, statusText );
+ return this;
+ }
+ };
+
+ // Callback for when everything is done
+ // It is defined here because jslint complains if it is declared
+ // at the end of the function (which would be more logical and readable)
+ function done( status, nativeStatusText, responses, headers ) {
+
+ // Called once
+ if ( state === 2 ) {
+ return;
+ }
+
+ // State is "done" now
+ state = 2;
+
+ // Clear timeout if it exists
+ if ( timeoutTimer ) {
+ clearTimeout( timeoutTimer );
+ }
+
+ // Dereference transport for early garbage collection
+ // (no matter how long the jqXHR object will be used)
+ transport = undefined;
+
+ // Cache response headers
+ responseHeadersString = headers || "";
+
+ // Set readyState
+ jqXHR.readyState = status > 0 ? 4 : 0;
+
+ var isSuccess,
+ success,
+ error,
+ statusText = nativeStatusText,
+ response = responses ? ajaxHandleResponses( s, jqXHR, responses ) : undefined,
+ lastModified,
+ etag;
+
+ // If successful, handle type chaining
+ if ( status >= 200 && status < 300 || status === 304 ) {
+
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+
+ if ( ( lastModified = jqXHR.getResponseHeader( "Last-Modified" ) ) ) {
+ jQuery.lastModified[ ifModifiedKey ] = lastModified;
+ }
+ if ( ( etag = jqXHR.getResponseHeader( "Etag" ) ) ) {
+ jQuery.etag[ ifModifiedKey ] = etag;
+ }
+ }
+
+ // If not modified
+ if ( status === 304 ) {
+
+ statusText = "notmodified";
+ isSuccess = true;
+
+ // If we have data
+ } else {
+
+ try {
+ success = ajaxConvert( s, response );
+ statusText = "success";
+ isSuccess = true;
+ } catch(e) {
+ // We have a parsererror
+ statusText = "parsererror";
+ error = e;
+ }
+ }
+ } else {
+ // We extract error from statusText
+ // then normalize statusText and status for non-aborts
+ error = statusText;
+ if( !statusText || status ) {
+ statusText = "error";
+ if ( status < 0 ) {
+ status = 0;
+ }
+ }
+ }
+
+ // Set data for the fake xhr object
+ jqXHR.status = status;
+ jqXHR.statusText = "" + ( nativeStatusText || statusText );
+
+ // Success/Error
+ if ( isSuccess ) {
+ deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
+ } else {
+ deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
+ }
+
+ // Status-dependent callbacks
+ jqXHR.statusCode( statusCode );
+ statusCode = undefined;
+
+ if ( fireGlobals ) {
+ globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ),
+ [ jqXHR, s, isSuccess ? success : error ] );
+ }
+
+ // Complete
+ completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
+
+ if ( fireGlobals ) {
+ globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
+ // Handle the global AJAX counter
+ if ( !( --jQuery.active ) ) {
+ jQuery.event.trigger( "ajaxStop" );
+ }
+ }
+ }
+
+ // Attach deferreds
+ deferred.promise( jqXHR );
+ jqXHR.success = jqXHR.done;
+ jqXHR.error = jqXHR.fail;
+ jqXHR.complete = completeDeferred.add;
+
+ // Status-dependent callbacks
+ jqXHR.statusCode = function( map ) {
+ if ( map ) {
+ var tmp;
+ if ( state < 2 ) {
+ for( tmp in map ) {
+ statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
+ }
+ } else {
+ tmp = map[ jqXHR.status ];
+ jqXHR.then( tmp, tmp );
+ }
+ }
+ return this;
+ };
+
+ // Remove hash character (#7531: and string promotion)
+ // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
+ // We also use the url parameter if available
+ s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
+
+ // Extract dataTypes list
+ s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( rspacesAjax );
+
+ // Determine if a cross-domain request is in order
+ if ( s.crossDomain == null ) {
+ parts = rurl.exec( s.url.toLowerCase() );
+ s.crossDomain = !!( parts &&
+ ( parts[ 1 ] != ajaxLocParts[ 1 ] || parts[ 2 ] != ajaxLocParts[ 2 ] ||
+ ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) !=
+ ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) )
+ );
+ }
+
+ // Convert data if not already a string
+ if ( s.data && s.processData && typeof s.data !== "string" ) {
+ s.data = jQuery.param( s.data, s.traditional );
+ }
+
+ // Apply prefilters
+ inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
+
+ // If request was aborted inside a prefiler, stop there
+ if ( state === 2 ) {
+ return false;
+ }
+
+ // We can fire global events as of now if asked to
+ fireGlobals = s.global;
+
+ // Uppercase the type
+ s.type = s.type.toUpperCase();
+
+ // Determine if request has content
+ s.hasContent = !rnoContent.test( s.type );
+
+ // Watch for a new set of requests
+ if ( fireGlobals && jQuery.active++ === 0 ) {
+ jQuery.event.trigger( "ajaxStart" );
+ }
+
+ // More options handling for requests with no content
+ if ( !s.hasContent ) {
+
+ // If data is available, append data to url
+ if ( s.data ) {
+ s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
+ // #9682: remove data so that it's not used in an eventual retry
+ delete s.data;
+ }
+
+ // Get ifModifiedKey before adding the anti-cache parameter
+ ifModifiedKey = s.url;
+
+ // Add anti-cache in url if needed
+ if ( s.cache === false ) {
+
+ var ts = jQuery.now(),
+ // try replacing _= if it is there
+ ret = s.url.replace( rts, "$1_=" + ts );
+
+ // if nothing was replaced, add timestamp to the end
+ s.url = ret + ( (ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" );
+ }
+ }
+
+ // Set the correct header, if data is being sent
+ if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
+ jqXHR.setRequestHeader( "Content-Type", s.contentType );
+ }
+
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+ ifModifiedKey = ifModifiedKey || s.url;
+ if ( jQuery.lastModified[ ifModifiedKey ] ) {
+ jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] );
+ }
+ if ( jQuery.etag[ ifModifiedKey ] ) {
+ jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] );
+ }
+ }
+
+ // Set the Accepts header for the server, depending on the dataType
+ jqXHR.setRequestHeader(
+ "Accept",
+ s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
+ s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
+ s.accepts[ "*" ]
+ );
+
+ // Check for headers option
+ for ( i in s.headers ) {
+ jqXHR.setRequestHeader( i, s.headers[ i ] );
+ }
+
+ // Allow custom headers/mimetypes and early abort
+ if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
+ // Abort if not done already
+ jqXHR.abort();
+ return false;
+
+ }
+
+ // Install callbacks on deferreds
+ for ( i in { success: 1, error: 1, complete: 1 } ) {
+ jqXHR[ i ]( s[ i ] );
+ }
+
+ // Get transport
+ transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
+
+ // If no transport, we auto-abort
+ if ( !transport ) {
+ done( -1, "No Transport" );
+ } else {
+ jqXHR.readyState = 1;
+ // Send global event
+ if ( fireGlobals ) {
+ globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
+ }
+ // Timeout
+ if ( s.async && s.timeout > 0 ) {
+ timeoutTimer = setTimeout( function(){
+ jqXHR.abort( "timeout" );
+ }, s.timeout );
+ }
+
+ try {
+ state = 1;
+ transport.send( requestHeaders, done );
+ } catch (e) {
+ // Propagate exception as error if not done
+ if ( state < 2 ) {
+ done( -1, e );
+ // Simply rethrow otherwise
+ } else {
+ jQuery.error( e );
+ }
+ }
+ }
+
+ return jqXHR;
+ },
+
+ // Serialize an array of form elements or a set of
+ // key/values into a query string
+ param: function( a, traditional ) {
+ var s = [],
+ add = function( key, value ) {
+ // If value is a function, invoke it and return its value
+ value = jQuery.isFunction( value ) ? value() : value;
+ s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
+ };
+
+ // Set traditional to true for jQuery <= 1.3.2 behavior.
+ if ( traditional === undefined ) {
+ traditional = jQuery.ajaxSettings.traditional;
+ }
+
+ // If an array was passed in, assume that it is an array of form elements.
+ if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
+ // Serialize the form elements
+ jQuery.each( a, function() {
+ add( this.name, this.value );
+ });
+
+ } else {
+ // If traditional, encode the "old" way (the way 1.3.2 or older
+ // did it), otherwise encode params recursively.
+ for ( var prefix in a ) {
+ buildParams( prefix, a[ prefix ], traditional, add );
+ }
+ }
+
+ // Return the resulting serialization
+ return s.join( "&" ).replace( r20, "+" );
+ }
+});
+
+function buildParams( prefix, obj, traditional, add ) {
+ if ( jQuery.isArray( obj ) ) {
+ // Serialize array item.
+ jQuery.each( obj, function( i, v ) {
+ if ( traditional || rbracket.test( prefix ) ) {
+ // Treat each array item as a scalar.
+ add( prefix, v );
+
+ } else {
+ // If array item is non-scalar (array or object), encode its
+ // numeric index to resolve deserialization ambiguity issues.
+ // Note that rack (as of 1.0.0) can't currently deserialize
+ // nested arrays properly, and attempting to do so may cause
+ // a server error. Possible fixes are to modify rack's
+ // deserialization algorithm or to provide an option or flag
+ // to force array serialization to be shallow.
+ buildParams( prefix + "[" + ( typeof v === "object" || jQuery.isArray(v) ? i : "" ) + "]", v, traditional, add );
+ }
+ });
+
+ } else if ( !traditional && obj != null && typeof obj === "object" ) {
+ // Serialize object item.
+ for ( var name in obj ) {
+ buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
+ }
+
+ } else {
+ // Serialize scalar item.
+ add( prefix, obj );
+ }
+}
+
+// This is still on the jQuery object... for now
+// Want to move this to jQuery.ajax some day
+jQuery.extend({
+
+ // Counter for holding the number of active queries
+ active: 0,
+
+ // Last-Modified header cache for next request
+ lastModified: {},
+ etag: {}
+
+});
+
+/* Handles responses to an ajax request:
+ * - sets all responseXXX fields accordingly
+ * - finds the right dataType (mediates between content-type and expected dataType)
+ * - returns the corresponding response
+ */
+function ajaxHandleResponses( s, jqXHR, responses ) {
+
+ var contents = s.contents,
+ dataTypes = s.dataTypes,
+ responseFields = s.responseFields,
+ ct,
+ type,
+ finalDataType,
+ firstDataType;
+
+ // Fill responseXXX fields
+ for( type in responseFields ) {
+ if ( type in responses ) {
+ jqXHR[ responseFields[type] ] = responses[ type ];
+ }
+ }
+
+ // Remove auto dataType and get content-type in the process
+ while( dataTypes[ 0 ] === "*" ) {
+ dataTypes.shift();
+ if ( ct === undefined ) {
+ ct = s.mimeType || jqXHR.getResponseHeader( "content-type" );
+ }
+ }
+
+ // Check if we're dealing with a known content-type
+ if ( ct ) {
+ for ( type in contents ) {
+ if ( contents[ type ] && contents[ type ].test( ct ) ) {
+ dataTypes.unshift( type );
+ break;
+ }
+ }
+ }
+
+ // Check to see if we have a response for the expected dataType
+ if ( dataTypes[ 0 ] in responses ) {
+ finalDataType = dataTypes[ 0 ];
+ } else {
+ // Try convertible dataTypes
+ for ( type in responses ) {
+ if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
+ finalDataType = type;
+ break;
+ }
+ if ( !firstDataType ) {
+ firstDataType = type;
+ }
+ }
+ // Or just use first one
+ finalDataType = finalDataType || firstDataType;
+ }
+
+ // If we found a dataType
+ // We add the dataType to the list if needed
+ // and return the corresponding response
+ if ( finalDataType ) {
+ if ( finalDataType !== dataTypes[ 0 ] ) {
+ dataTypes.unshift( finalDataType );
+ }
+ return responses[ finalDataType ];
+ }
+}
+
+// Chain conversions given the request and the original response
+function ajaxConvert( s, response ) {
+
+ // Apply the dataFilter if provided
+ if ( s.dataFilter ) {
+ response = s.dataFilter( response, s.dataType );
+ }
+
+ var dataTypes = s.dataTypes,
+ converters = {},
+ i,
+ key,
+ length = dataTypes.length,
+ tmp,
+ // Current and previous dataTypes
+ current = dataTypes[ 0 ],
+ prev,
+ // Conversion expression
+ conversion,
+ // Conversion function
+ conv,
+ // Conversion functions (transitive conversion)
+ conv1,
+ conv2;
+
+ // For each dataType in the chain
+ for( i = 1; i < length; i++ ) {
+
+ // Create converters map
+ // with lowercased keys
+ if ( i === 1 ) {
+ for( key in s.converters ) {
+ if( typeof key === "string" ) {
+ converters[ key.toLowerCase() ] = s.converters[ key ];
+ }
+ }
+ }
+
+ // Get the dataTypes
+ prev = current;
+ current = dataTypes[ i ];
+
+ // If current is auto dataType, update it to prev
+ if( current === "*" ) {
+ current = prev;
+ // If no auto and dataTypes are actually different
+ } else if ( prev !== "*" && prev !== current ) {
+
+ // Get the converter
+ conversion = prev + " " + current;
+ conv = converters[ conversion ] || converters[ "* " + current ];
+
+ // If there is no direct converter, search transitively
+ if ( !conv ) {
+ conv2 = undefined;
+ for( conv1 in converters ) {
+ tmp = conv1.split( " " );
+ if ( tmp[ 0 ] === prev || tmp[ 0 ] === "*" ) {
+ conv2 = converters[ tmp[1] + " " + current ];
+ if ( conv2 ) {
+ conv1 = converters[ conv1 ];
+ if ( conv1 === true ) {
+ conv = conv2;
+ } else if ( conv2 === true ) {
+ conv = conv1;
+ }
+ break;
+ }
+ }
+ }
+ }
+ // If we found no converter, dispatch an error
+ if ( !( conv || conv2 ) ) {
+ jQuery.error( "No conversion from " + conversion.replace(" "," to ") );
+ }
+ // If found converter is not an equivalence
+ if ( conv !== true ) {
+ // Convert with 1 or 2 converters accordingly
+ response = conv ? conv( response ) : conv2( conv1(response) );
+ }
+ }
+ }
+ return response;
+}
+
+})( jQuery );
View
650 spec/fixtures/jquery-attributes.js
@@ -0,0 +1,650 @@
+(function( jQuery ) {
+
+var rclass = /[\n\t\r]/g,
+ rspace = /\s+/,
+ rreturn = /\r/g,
+ rtype = /^(?:button|input)$/i,
+ rfocusable = /^(?:button|input|object|select|textarea)$/i,
+ rclickable = /^a(?:rea)?$/i,
+ rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
+ getSetAttribute = jQuery.support.getSetAttribute,
+ nodeHook, boolHook, fixSpecified;
+
+jQuery.fn.extend({
+ attr: function( name, value ) {
+ return jQuery.access( this, name, value, true, jQuery.attr );
+ },
+
+ removeAttr: function( name ) {
+ return this.each(function() {
+ jQuery.removeAttr( this, name );
+ });
+ },
+
+ prop: function( name, value ) {
+ return jQuery.access( this, name, value, true, jQuery.prop );
+ },
+
+ removeProp: function( name ) {
+ name = jQuery.propFix[ name ] || name;
+ return this.each(function() {
+ // try/catch handles cases where IE balks (such as removing a property on window)
+ try {
+ this[ name ] = undefined;
+ delete this[ name ];
+ } catch( e ) {}
+ });
+ },
+
+ addClass: function( value ) {
+ var classNames, i, l, elem,
+ setClass, c, cl;
+
+ if ( jQuery.isFunction( value ) ) {
+ return this.each(function( j ) {
+ jQuery( this ).addClass( value.call(this, j, this.className) );
+ });
+ }
+
+ if ( value && typeof value === "string" ) {
+ classNames = value.split( rspace );
+
+ for ( i = 0, l = this.length; i < l; i++ ) {
+ elem = this[ i ];
+
+ if ( elem.nodeType === 1 ) {
+ if ( !elem.className && classNames.length === 1 ) {
+ elem.className = value;
+
+ } else {
+ setClass = " " + elem.className + " ";
+
+ for ( c = 0, cl = classNames.length; c < cl; c++ ) {
+ if ( !~setClass.indexOf( " " + classNames[ c ] + " " ) ) {
+ setClass += classNames[ c ] + " ";
+ }
+ }
+ elem.className = jQuery.trim( setClass );
+ }
+ }
+ }
+ }
+
+ return this;
+ },
+
+ removeClass: function( value ) {
+ var classNames, i, l, elem, className, c, cl;
+
+ if ( jQuery.isFunction( value ) ) {
+ return this.each(function( j ) {
+ jQuery( this ).removeClass( value.call(this, j, this.className) );
+ });
+ }
+
+ if ( (value && typeof value === "string") || value === undefined ) {
+ classNames = (value || "").split( rspace );
+
+ for ( i = 0, l = this.length; i < l; i++ ) {
+ elem = this[ i ];
+
+ if ( elem.nodeType === 1 && elem.className ) {
+ if ( value ) {
+ className = (" " + elem.className + " ").replace( rclass, " " );
+ for ( c = 0, cl = classNames.length; c < cl; c++ ) {
+ className = className.replace(" " + classNames[ c ] + " ", " ");
+ }
+ elem.className = jQuery.trim( className );
+
+ } else {
+ elem.className = "";
+ }
+ }
+ }
+ }
+
+ return this;
+ },
+
+ toggleClass: function( value, stateVal ) {
+ var type = typeof value,
+ isBool = typeof stateVal === "boolean";
+
+ if ( jQuery.isFunction( value ) ) {
+ return this.each(function( i ) {
+ jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
+ });
+ }
+
+ return this.each(function() {
+ if ( type === "string" ) {
+ // toggle individual class names
+ var className,
+ i = 0,
+ self = jQuery( this ),
+ state = stateVal,
+ classNames = value.split( rspace );
+
+ while ( (className = classNames[ i++ ]) ) {
+ // check each className given, space seperated list
+ state = isBool ? state : !self.hasClass( className );
+ self[ state ? "addClass" : "removeClass" ]( className );
+ }
+
+ } else if ( type === "undefined" || type === "boolean" ) {
+ if ( this.className ) {
+ // store className if set
+ jQuery._data( this, "__className__", this.className );
+ }
+
+ // toggle whole className
+ this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
+ }
+ });
+ },
+
+ hasClass: function( selector ) {
+ var className = " " + selector + " ",
+ i = 0,
+ l = this.length;
+ for ( ; i < l; i++ ) {
+ if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) > -1 ) {
+ return true;
+ }
+ }
+
+ return false;
+ },
+
+ val: function( value ) {
+ var hooks, ret, isFunction,
+ elem = this[0];
+
+ if ( !arguments.length ) {
+ if ( elem ) {
+ hooks = jQuery.valHooks[ elem.nodeName.toLowerCase() ] || jQuery.valHooks[ elem.type ];
+
+ if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
+ return ret;
+ }
+
+ ret = elem.value;
+
+ return typeof ret === "string" ?
+ // handle most common string cases
+ ret.replace(rreturn, "") :
+ // handle cases where value is null/undef or number
+ ret == null ? "" : ret;
+ }
+
+ return undefined;
+ }
+
+ isFunction = jQuery.isFunction( value );
+
+ return this.each(function( i ) {
+ var self = jQuery(this), val;
+
+ if ( this.nodeType !== 1 ) {
+ return;
+ }
+
+ if ( isFunction ) {
+ val = value.call( this, i, self.val() );
+ } else {
+ val = value;
+ }
+
+ // Treat null/undefined as ""; convert numbers to string
+ if ( val == null ) {
+ val = "";
+ } else if ( typeof val === "number" ) {
+ val += "";
+ } else if ( jQuery.isArray( val ) ) {
+ val = jQuery.map(val, function ( value ) {
+ return value == null ? "" : value + "";
+ });
+ }
+
+ hooks = jQuery.valHooks[ this.nodeName.toLowerCase() ] || jQuery.valHooks[ this.type ];
+
+ // If set returns undefined, fall back to normal setting
+ if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
+ this.value = val;
+ }
+ });
+ }
+});
+
+jQuery.extend({
+ valHooks: {
+ option: {
+ get: function( elem ) {
+ // attributes.value is undefined in Blackberry 4.7 but
+ // uses .value. See #6932
+ var val = elem.attributes.value;
+ return !val || val.specified ? elem.value : elem.text;
+ }
+ },
+ select: {
+ get: function( elem ) {
+ var value, i, max, option,
+ index = elem.selectedIndex,
+ values = [],
+ options = elem.options,
+ one = elem.type === "select-one";
+
+ // Nothing was selected
+ if ( index < 0 ) {
+ return null;
+ }
+
+ // Loop through all the selected options
+ i = one ? index : 0;
+ max = one ? index + 1 : options.length;
+ for ( ; i < max; i++ ) {
+ option = options[ i ];
+
+ // Don't return options that are disabled or in a disabled optgroup
+ if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) &&
+ (!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) {
+
+ // Get the specific value for the option
+ value = jQuery( option ).val();
+
+ // We don't need an array for one selects
+ if ( one ) {
+ return value;
+ }
+
+ // Multi-Selects return an array
+ values.push( value );
+ }
+ }
+
+ // Fixes Bug #2551 -- select.val() broken in IE after form.reset()
+ if ( one && !values.length && options.length ) {
+ return jQuery( options[ index ] ).val();
+ }
+
+ return values;
+ },
+
+ set: function( elem, value ) {
+ var values = jQuery.makeArray( value );
+
+ jQuery(elem).find("option").each(function() {
+ this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
+ });
+
+ if ( !values.length ) {
+ elem.selectedIndex = -1;
+ }
+ return values;
+ }
+ }
+ },
+
+ attrFn: {
+ val: true,
+ css: true,
+ html: true,
+ text: true,
+ data: true,
+ width: true,
+ height: true,
+ offset: true
+ },
+
+ attr: function( elem, name, value, pass ) {
+ var ret, hooks, notxml,
+ nType = elem.nodeType;
+
+ // don't get/set attributes on text, comment and attribute nodes
+ if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
+ return undefined;
+ }
+
+ if ( pass && name in jQuery.attrFn ) {
+ return jQuery( elem )[ name ]( value );
+ }
+
+ // Fallback to prop when attributes are not supported
+ if ( !("getAttribute" in elem) ) {
+ return jQuery.prop( elem, name, value );
+ }
+
+ notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
+
+ // All attributes are lowercase
+ // Grab necessary hook if one is defined
+ if ( notxml ) {
+ name = name.toLowerCase();
+ hooks = jQuery.attrHooks[ name ] || (rboolean.test( name ) ? boolHook : nodeHook);
+ }
+
+ if ( value !== undefined ) {
+
+ if ( value === null ) {
+ jQuery.removeAttr( elem, name );
+ return undefined;
+
+ } else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) {
+ return ret;
+
+ } else {
+ elem.setAttribute( name, "" + value );
+ return value;
+ }
+
+ } else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) {
+ return ret;
+
+ } else {
+
+ ret = elem.getAttribute( name );
+
+ // Non-existent attributes return null, we normalize to undefined
+ return ret === null ?
+ undefined :
+ ret;
+ }
+ },
+
+ removeAttr: function( elem, value ) {
+ var propName, attrNames, name, l,
+ i = 0;
+
+ if ( elem.nodeType === 1 ) {
+ attrNames = (value || "").split( rspace );
+ l = attrNames.length;
+
+ for ( ; i < l; i++ ) {
+ name = attrNames[ i ].toLowerCase();
+ propName = jQuery.propFix[ name ] || name;
+
+ // See #9699 for explanation of this approach (setting first, then removal)
+ jQuery.attr( elem, name, "" );
+ elem.removeAttribute( getSetAttribute ? name : propName );
+
+ // Set corresponding property to false for boolean attributes
+ if ( rboolean.test( name ) && propName in elem ) {
+ elem[ propName ] = false;
+ }
+ }
+ }
+ },
+
+ attrHooks: {
+ type: {
+ set: function( elem, value ) {
+ // We can't allow the type property to be changed (since it causes problems in IE)
+ if ( rtype.test( elem.nodeName ) && elem.parentNode ) {
+ jQuery.error( "type property can't be changed" );
+ } else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
+ // Setting the type on a radio button after the value resets the value in IE6-9
+ // Reset value to it's default in case type is set after value
+ // This is for element creation
+ var val = elem.value;
+ elem.setAttribute( "type", value );
+ if ( val ) {
+ elem.value = val;
+ }
+ return value;
+ }
+ }
+ },
+ // Use the value property for back compat
+ // Use the nodeHook for button elements in IE6/7 (#1954)
+ value: {
+ get: function( elem, name ) {
+ if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
+ return nodeHook.get( elem, name );
+ }
+ return name in elem ?
+ elem.value :
+ null;
+ },
+ set: function( elem, value, name ) {
+ if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
+ return nodeHook.set( elem, value, name );
+ }
+ // Does not return so that setAttribute is also used
+ elem.value = value;
+ }
+ }
+ },
+
+ propFix: {
+ tabindex: "tabIndex",
+ readonly: "readOnly",
+ "for": "htmlFor",
+ "class": "className",
+ maxlength: "maxLength",
+ cellspacing: "cellSpacing",
+ cellpadding: "cellPadding",
+ rowspan: "rowSpan",
+ colspan: "colSpan",
+ usemap: "useMap",
+ frameborder: "frameBorder",
+ contenteditable: "contentEditable"
+ },
+
+ prop: function( elem, name, value ) {
+ var ret, hooks, notxml,
+ nType = elem.nodeType;
+
+ // don't get/set properties on text, comment and attribute nodes
+ if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
+ return undefined;
+ }
+
+ notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
+
+ if ( notxml ) {
+ // Fix name and attach hooks
+ name = jQuery.propFix[ name ] || name;
+ hooks = jQuery.propHooks[ name ];
+ }
+
+ if ( value !== undefined ) {
+ if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
+ return ret;
+
+ } else {
+ return (elem[ name ] = value);
+ }
+
+ } else {
+ if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
+ return ret;
+
+ } else {
+ return elem[ name ];
+ }
+ }
+ },
+
+ propHooks: {
+ tabIndex: {
+ get: function( elem ) {
+ // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
+ // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
+ var attributeNode = elem.getAttributeNode("tabindex");
+
+ return attributeNode && attributeNode.specified ?
+ parseInt( attributeNode.value, 10 ) :
+ rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
+ 0 :
+ undefined;
+ }
+ }
+ }
+});
+
+// Add the tabIndex propHook to attrHooks for back-compat (different case is intentional)
+jQuery.attrHooks.tabindex = jQuery.propHooks.tabIndex;
+
+// Hook for boolean attributes
+boolHook = {
+ get: function( elem, name ) {
+ // Align boolean attributes with corresponding properties
+ // Fall back to attribute presence where some booleans are not supported
+ var attrNode,
+ property = jQuery.prop( elem, name );
+ return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
+ name.toLowerCase() :
+ undefined;
+ },
+ set: function( elem, value, name ) {
+ var propName;
+ if ( value === false ) {
+ // Remove boolean attributes when set to false
+ jQuery.removeAttr( elem, name );
+ } else {
+ // value is true since we know at this point it's type boolean and not false
+ // Set boolean attributes to the same name and set the DOM property
+ propName = jQuery.propFix[ name ] || name;
+ if ( propName in elem ) {
+ // Only set the IDL specifically if it already exists on the element
+ elem[ propName ] = true;
+ }
+
+ elem.setAttribute( name, name.toLowerCase() );
+ }
+ return name;
+ }
+};
+
+// IE6/7 do not support getting/setting some attributes with get/setAttribute
+if ( !getSetAttribute ) {
+
+ fixSpecified = {
+ name: true,
+ id: true
+ };
+
+ // Use this for any attribute in IE6/7
+ // This fixes almost every IE6/7 issue
+ nodeHook = jQuery.valHooks.button = {
+ get: function( elem, name ) {
+ var ret;
+ ret = elem.getAttributeNode( name );
+ return ret && (fixSpecified[ name ] ? ret.nodeValue !== "" : ret.specified) ?
+ ret.nodeValue :
+ undefined;
+ },
+ set: function( elem, value, name ) {
+ // Set the existing or create a new attribute node
+ var ret = elem.getAttributeNode( name );
+ if ( !ret ) {
+ ret = document.createAttribute( name );
+ elem.setAttributeNode( ret );
+ }
+ return (ret.nodeValue = value + "");
+ }
+ };
+
+ // Apply the nodeHook to tabindex
+ jQuery.attrHooks.tabindex.set = nodeHook.set;
+
+ // Set width and height to auto instead of 0 on empty string( Bug #8150 )
+ // This is for removals
+ jQuery.each([ "width", "height" ], function( i, name ) {
+ jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
+ set: function( elem, value ) {
+ if ( value === "" ) {
+ elem.setAttribute( name, "auto" );
+ return value;
+ }
+ }
+ });
+ });
+
+ // Set contenteditable to false on removals(#10429)
+ // Setting to empty string throws an error as an invalid value
+ jQuery.attrHooks.contenteditable = {
+ get: nodeHook.get,
+ set: function( elem, value, name ) {
+ if ( value === "" ) {
+ value = "false";
+ }
+ nodeHook.set( elem, value, name );
+ }
+ };
+}
+
+
+// Some attributes require a special call on IE
+if ( !jQuery.support.hrefNormalized ) {
+ jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
+ jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
+ get: function( elem ) {
+ var ret = elem.getAttribute( name, 2 );
+ return ret === null ? undefined : ret;
+ }
+ });
+ });
+}
+
+if ( !jQuery.support.style ) {
+ jQuery.attrHooks.style = {
+ get: function( elem ) {
+ // Return undefined in the case of empty string
+ // Normalize to lowercase since IE uppercases css property names
+ return elem.style.cssText.toLowerCase() || undefined;
+ },
+ set: function( elem, value ) {
+ return (elem.style.cssText = "" + value);
+ }
+ };
+}
+
+// Safari mis-reports the default selected property of an option
+// Accessing the parent's selectedIndex property fixes it
+if ( !jQuery.support.optSelected ) {
+ jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
+ get: function( elem ) {
+ var parent = elem.parentNode;
+
+ if ( parent ) {
+ parent.selectedIndex;
+
+ // Make sure that it also works with optgroups, see #5701
+ if ( parent.parentNode ) {
+ parent.parentNode.selectedIndex;
+ }
+ }
+ return null;
+ }
+ });
+}
+
+// IE6/7 call enctype encoding
+if ( !jQuery.support.enctype ) {
+ jQuery.propFix.enctype = "encoding";
+}
+
+// Radios and checkboxes getter/setter
+if ( !jQuery.support.checkOn ) {
+ jQuery.each([ "radio", "checkbox" ], function() {
+ jQuery.valHooks[ this ] = {
+ get: function( elem ) {
+ // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
+ return elem.getAttribute("value") === null ? "on" : elem.value;
+ }
+ };
+ });
+}
+jQuery.each([ "radio", "checkbox" ], function() {
+ jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
+ set: function( elem, value ) {
+ if ( jQuery.isArray( value ) ) {
+ return (elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0);
+ }
+ }
+ });
+});
+
+})( jQuery );
+
View
330 spec/fixtures/jquery-traversing.js
@@ -0,0 +1,330 @@
+(function( jQuery ) {
+
+var runtil = /Until$/,
+ rparentsprev = /^(?:parents|prevUntil|prevAll)/,
+ // Note: This RegExp should be improved, or likely pulled from Sizzle
+ rmultiselector = /,/,
+ isSimple = /^.[^:#\[\.,]*$/,
+ slice = Array.prototype.slice,
+ POS = jQuery.expr.match.POS,
+ // methods guaranteed to produce a unique set when starting from a unique set
+ guaranteedUnique = {
+ children: true,
+ contents: true,
+ next: true,
+ prev: true
+ };
+
+jQuery.fn.extend({
+ find: function( selector ) {
+ var self = this,
+ i, l;
+
+ if ( typeof selector !== "string" ) {
+ return jQuery( selector ).filter(function() {
+ for ( i = 0, l = self.length; i < l; i++ ) {
+ if ( jQuery.contains( self[ i ], this ) ) {
+ return true;
+ }
+ }
+ });
+ }
+
+ var ret = this.pushStack( "", "find", selector ),
+ length, n, r;
+
+ for ( i = 0, l = this.length; i < l; i++ ) {
+ length = ret.length;
+ jQuery.find( selector, this[i], ret );
+
+ if ( i > 0 ) {
+ // Make sure that the results are unique
+ for ( n = length; n < ret.length; n++ ) {
+ for ( r = 0; r < length; r++ ) {
+ if ( ret[r] === ret[n] ) {
+ ret.splice(n--, 1);
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ return ret;
+ },
+
+ has: function( target ) {
+ var targets = jQuery( target );
+ return this.filter(function() {
+ for ( var i = 0, l = targets.length; i < l; i++ ) {
+ if ( jQuery.contains( this, targets[i] ) ) {
+ return true;
+ }
+ }
+ });
+ },
+
+ not: function( selector ) {
+ return this.pushStack( winnow(this, selector, false), "not", selector);
+ },
+
+ filter: function( selector ) {
+ return this.pushStack( winnow(this, selector, true), "filter", selector );
+ },
+
+ is: function( selector ) {
+ return !!selector && (
+ typeof selector === "string" ?
+ // If this is a positional selector, check membership in the returned set
+ // so $("p:first").is("p:last") won't return true for a doc with two "p".
+ POS.test( selector ) ?
+ jQuery( selector, this.context ).index( this[0] ) >= 0 :
+ jQuery.filter( selector, this ).length > 0 :
+ this.filter( selector ).length > 0 );
+ },
+
+ closest: function( selectors, context ) {
+ var ret = [], i, l, cur = this[0];
+
+ // Array (deprecated as of jQuery 1.7)
+ if ( jQuery.isArray( selectors ) ) {
+ var level = 1;
+
+ while ( cur && cur.ownerDocument && cur !== context ) {
+ for ( i = 0; i < selectors.length; i++ ) {
+
+ if ( jQuery( cur ).is( selectors[ i ] ) ) {
+ ret.push({ selector: selectors[ i ], elem: cur, level: level });
+ }
+ }
+
+ cur = cur.parentNode;
+ level++;
+ }
+
+ return ret;
+ }
+
+ // String
+ var pos = POS.test( selectors ) || typeof selectors !== "string" ?
+ jQuery( selectors, context || this.context ) :
+ 0;
+
+ for ( i = 0, l = this.length; i < l; i++ ) {
+ cur = this[i];
+
+ while ( cur ) {
+ if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
+ ret.push( cur );
+ break;
+
+ } else {
+ cur = cur.parentNode;
+ if ( !cur || !cur.ownerDocument || cur === context || cur.nodeType === 11 ) {
+ break;
+ }
+ }
+ }
+ }
+
+ ret = ret.length > 1 ? jQuery.unique( ret ) : ret;
+
+ return this.pushStack( ret, "closest", selectors );
+ },
+
+ // Determine the position of an element within
+ // the matched set of elements
+ index: function( elem ) {
+
+ // No argument, return index in parent
+ if ( !elem ) {
+ return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;
+ }
+
+ // index in selector
+ if ( typeof elem === "string" ) {
+ return jQuery.inArray( this[0], jQuery( elem ) );
+ }
+
+ // Locate the position of the desired element
+ return jQuery.inArray(
+ // If it receives a jQuery object, the first element is used
+ elem.jquery ? elem[0] : elem, this );
+ },
+
+ add: function( selector, context ) {
+ var set = typeof selector === "string" ?
+ jQuery( selector, context ) :
+ jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
+ all = jQuery.merge( this.get(), set );
+
+ return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
+ all :
+ jQuery.unique( all ) );
+ },
+
+ andSelf: function() {
+ return this.add( this.prevObject );
+ }
+});
+
+// A painfully simple check to see if an element is disconnected
+// from a document (should be improved, where feasible).
+function isDisconnected( node ) {
+ return !node || !node.parentNode || node.parentNode.nodeType === 11;
+}
+
+jQuery.each({
+ parent: function( elem ) {
+ var parent = elem.parentNode;
+ return parent && parent.nodeType !== 11 ? parent : null;
+ },
+ parents: function( elem ) {
+ return jQuery.dir( elem, "parentNode" );
+ },
+ parentsUntil: function( elem, i, until ) {
+ return jQuery.dir( elem, "parentNode", until );
+ },
+ next: function( elem ) {
+ return jQuery.nth( elem, 2, "nextSibling" );
+ },
+ prev: function( elem ) {
+ return jQuery.nth( elem, 2, "previousSibling" );
+ },
+ nextAll: function( elem ) {
+ return jQuery.dir( elem, "nextSibling" );
+ },
+ prevAll: function( elem ) {
+ return jQuery.dir( elem, "previousSibling" );
+ },
+ nextUntil: function( elem, i, until ) {
+ return jQuery.dir( elem, "nextSibling", until );
+ },
+ prevUntil: function( elem, i, until ) {
+ return jQuery.dir( elem, "previousSibling", until );
+ },
+ siblings: function( elem ) {
+ return jQuery.sibling( elem.parentNode.firstChild, elem );
+ },
+ children: function( elem ) {
+ return jQuery.sibling( elem.firstChild );
+ },
+ contents: function( elem ) {
+ return jQuery.nodeName( elem, "iframe" ) ?
+ elem.contentDocument || elem.contentWindow.document :
+ jQuery.makeArray( elem.childNodes );
+ }
+}, function( name, fn ) {
+ jQuery.fn[ name ] = function( until, selector ) {
+ var ret = jQuery.map( this, fn, until ),
+ // The variable 'args' was introduced in
+ // https://github.com/jquery/jquery/commit/52a0238
+ // to work around a bug in Chrome 10 (Dev) and should be removed when the bug is fixed.
+ // http://code.google.com/p/v8/issues/detail?id=1050
+ args = slice.call(arguments);
+
+ if ( !runtil.test( name ) ) {
+ selector = until;
+ }
+
+ if ( selector && typeof selector === "string" ) {
+ ret = jQuery.filter( selector, ret );
+ }
+
+ ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;
+
+ if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( name ) ) {
+ ret = ret.reverse();
+ }
+
+ return this.pushStack( ret, name, args.join(",") );
+ };
+});
+
+jQuery.extend({
+ filter: function( expr, elems, not ) {
+ if ( not ) {
+ expr = ":not(" + expr + ")";
+ }
+
+ return elems.length === 1 ?
+ jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
+ jQuery.find.matches(expr, elems);
+ },
+
+ dir: function( elem, dir, until ) {
+ var matched = [],
+ cur = elem[ dir ];
+
+ while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
+ if ( cur.nodeType === 1 ) {
+ matched.push( cur );
+ }
+ cur = cur[dir];
+ }
+ return matched;
+ },
+
+ nth: function( cur, result, dir, elem ) {
+ result = result || 1;
+ var num = 0;
+
+ for ( ; cur; cur = cur[dir] ) {
+ if ( cur.nodeType === 1 && ++num === result ) {
+ break;
+ }
+ }
+
+ return cur;
+ },
+
+ sibling: function( n, elem ) {
+ var r = [];
+
+ for ( ; n; n = n.nextSibling ) {
+ if ( n.nodeType === 1 && n !== elem ) {
+ r.push( n );
+ }
+ }
+
+ return r;
+ }
+});
+
+// Implement the identical functionality for filter and not
+function winnow( elements, qualifier, keep ) {
+
+ // Can't pass null or undefined to indexOf in Firefox 4
+ // Set to 0 to skip string check
+ qualifier = qualifier || 0;
+
+ if ( jQuery.isFunction( qualifier ) ) {
+ return jQuery.grep(elements, function( elem, i ) {
+ var retVal = !!qualifier.call( elem, i, elem );
+ return retVal === keep;
+ });
+
+ } else if ( qualifier.nodeType ) {
+ return jQuery.grep(elements, function( elem, i ) {
+ return (elem === qualifier) === keep;
+ });
+
+ } else if ( typeof qualifier === "string" ) {
+ var filtered = jQuery.grep(elements, function( elem ) {
+ return elem.nodeType === 1;
+ });
+
+ if ( isSimple.test( qualifier ) ) {
+ return jQuery.filter(qualifier, filtered, !keep);
+ } else {
+ qualifier = jQuery.filter( qualifier, filtered );
+ }
+ }
+
+ return jQuery.grep(elements, function( elem, i ) {
+ return (jQuery.inArray( elem, qualifier ) >= 0) === keep;
+ });
+}
+
+})( jQuery );
+
View
9,287 spec/fixtures/jquery.js
9,287 additions, 0 deletions not shown
View
324 spec/fixtures/metamorph.js
@@ -0,0 +1,324 @@
+// ==========================================================================
+// Project: metamorph
+// Copyright: ©2011 My Company Inc. All rights reserved.
+// ==========================================================================
+
+(function(window) {
+
+ var K = function(){},
+ guid = 0,
+
+ // Feature-detect the W3C range API
+ supportsRange = ('createRange' in document);
+
+ // Constructor that supports either Metamorph('foo') or new
+ // Metamorph('foo');
+ //
+ // Takes a string of HTML as the argument.
+
+ var Metamorph = function(html) {
+ var self;
+
+ if (this instanceof Metamorph) {
+ self = this;
+ } else {
+ self = new K;
+ }
+
+ self.innerHTML = html;
+ var myGuid = 'metamorph-'+(guid++);
+ self.start = myGuid + '-start';
+ self.end = myGuid + '-end';
+
+ return self;
+ };
+
+ K.prototype = Metamorph.prototype;
+
+ var rangeFor, htmlFunc, removeFunc, outerHTMLFunc, appendToFunc, startTagFunc, endTagFunc;
+
+ // create the outer HTML for the current metamorph. this function will be
+ // extended by the Internet Explorer version to work around a bug.
+ outerHTMLFunc = function() {
+ return this.startTag() + this.innerHTML + this.endTag();
+ };
+
+ startTagFunc = function() {
+ return "<script id='" + this.start + "' type='text/x-placeholder'></script>";
+ };
+
+ endTagFunc = function() {
+ return "<script id='" + this.end + "' type='text/x-placeholder'></script>";
+ };
+
+ // If we have the W3C range API, this process is relatively straight forward.
+ if (supportsRange) {
+
+ // Get a range for the current morph. Optionally include the starting and
+ // ending placeholders.
+ rangeFor = function(morph, outerToo) {
+ var range = document.createRange();
+ var before = document.getElementById(morph.start);
+ var after = document.getElementById(morph.end);
+
+ if (outerToo) {
+ range.setStartBefore(before);
+ range.setEndAfter(after);
+ } else {
+ range.setStartAfter(before);
+ range.setEndBefore(after);
+ }
+
+ return range;
+ };
+
+ htmlFunc = function(html, outerToo) {
+ // get a range for the current metamorph object
+ var range = rangeFor(this, outerToo);
+
+ // delete the contents of the range, which will be the
+ // nodes between the starting and ending placeholder.
+ range.deleteContents();
+
+ // create a new document fragment for the HTML
+ var fragment = range.createContextualFragment(html);
+
+ // inser the fragment into the range
+ range.insertNode(fragment);
+ };
+
+ removeFunc = function() {
+ // get a range for the current metamorph object including
+ // the starting and ending placeholders.
+ var range = rangeFor(this, true);
+
+ // delete the entire range.
+ range.deleteContents();
+ };
+
+ appendToFunc = function(node) {
+ var range = document.createRange();
+ range.setStart(node);
+ range.collapse(false);
+ var frag = range.createContextualFragment(this.outerHTML());
+ node.appendChild(frag);
+ };
+ } else {
+ /**
+ * This code is mostly taken from jQuery, with one exception. In jQuery's case, we
+ * have some HTML and we need to figure out how to convert it into some nodes.
+ *
+ * In this case, jQuery needs to scan the HTML looking for an opening tag and use
+ * that as the key for the wrap map. In our case, we know the parent node, and
+ * can use its type as the key for the wrap map.
+ **/
+ var wrapMap = {
+ select: [ 1, "<select multiple='multiple'>", "</select>" ],
+ fieldset: [ 1, "<fieldset>", "</fieldset>" ],
+ table: [ 1, "<table>", "</table>" ],
+ tbody: [ 2, "<table><tbody>", "</tbody></table>" ],
+ tr: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
+ colgroup: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
+ map: [ 1, "<map>", "</map>" ],
+ _default: [ 0, "", "" ]
+ };
+
+ /**
+ * Given a parent node and some HTML, generate a set of nodes. Return the first
+ * node, which will allow us to traverse the rest using nextSibling.
+ *
+ * We need to do this because innerHTML in IE does not really parse the nodes.
+ **/
+ function firstNodeFor(parentNode, html) {
+ var arr = wrapMap[parentNode.tagName.toLowerCase()] || wrapMap._default;
+ var depth = arr[0], start = arr[1], end = arr[2];
+
+ var element = document.createElement('div');
+ element.innerHTML = start + html + end;
+
+ for (var i=0; i<=depth; i++) {
+ element = element.firstChild;
+ }
+
+ return element;
+ }
+
+ /**
+ * Internet Explorer does not allow setting innerHTML if the first element
+ * is a "zero-scope" element. This problem can be worked around by making
+ * the first node an invisible text node. We, like Modernizr, use &shy;
+ **/
+ var startTagFuncWithoutShy = startTagFunc;
+
+ startTagFunc = function() {
+ return "&shy;" + startTagFuncWithoutShy.call(this);
+ };
+
+ /**
+ * In some cases, Internet Explorer can create an anonymous node in
+ * the hierarchy with no tagName. You can create this scenario via:
+ *
+ * div = document.createElement("div");
+ * div.innerHTML = "<table>&shy<script></script><tr><td>hi</td></tr></table>";
+ * div.firstChild.firstChild.tagName //=> ""
+ *
+ * If our script markers are inside such a node, we need to find that
+ * node and use *it* as the marker.
+ **/
+ var realNode = function(start) {
+ while (start.parentNode.tagName == "") {
+ start = start.parentNode;
+ }
+
+ return start;
+ };
+
+ /**
+ * When automatically adding a tbody, Internet Explorer inserts the
+ * tbody immediately before the first <tr>. Other browsers create it
+ * before the first node, no matter what.