/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2012, Ajax.org B.V.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Ajax.org B.V. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *
 * Contributor(s):
 * 
 * Garen J. Torikian < gjtorikian AT gmail DOT com >
 *
 * ***** END LICENSE BLOCK ***** */

ace.define('ace/mode/haml', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/haml_highlight_rules', 'ace/mode/folding/coffee'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var HamlHighlightRules = require("./haml_highlight_rules").HamlHighlightRules;
var FoldMode = require("./folding/coffee").FoldMode;

var Mode = function() {
    var highlighter = new HamlHighlightRules();
    this.foldingRules = new FoldMode();    
    
    this.$tokenizer = new Tokenizer(highlighter.getRules());
};
oop.inherits(Mode, TextMode);

(function() {
    this.lineCommentStart = ["//", "#"];
    
}).call(Mode.prototype);

exports.Mode = Mode;
});ace.define('ace/mode/haml_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text_highlight_rules', 'ace/mode/ruby_highlight_rules'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var RubyExports = require("./ruby_highlight_rules");
var RubyHighlightRules = RubyExports.RubyHighlightRules;

var HamlHighlightRules = function() {

    this.$rules = 
        {
    "start": [
        {
            token : "punctuation.section.comment",
            regex : /^\s*\/.*/
        },
        {
            token : "punctuation.section.comment",
            regex : /^\s*#.*/
        },
        {
            token: "string.quoted.double",
            regex: "==.+?=="
        },
        {
            token: "keyword.other.doctype",
            regex: "^!!!\\s*(?:[a-zA-Z0-9-_]+)?"
        },
        RubyExports.qString,
        RubyExports.qqString,
        RubyExports.tString,
        {
            token: ["entity.name.tag.haml"],
            regex: /^\s*%[\w:]+/,
            next: "tag_single"
        },
        {
            token: [ "meta.escape.haml" ],
            regex: "^\\s*\\\\."
        },
        RubyExports.constantNumericHex,
        RubyExports.constantNumericFloat,
        
        RubyExports.constantOtherSymbol,
        {
            token: "text",
            regex: "=|-|~",
            next: "embedded_ruby"
        }
    ],
    "tag_single": [
        {
            token: "entity.other.attribute-name.class.haml",
            regex: "\\.[\\w-]+"
        },
        {
            token: "entity.other.attribute-name.id.haml",
            regex: "#[\\w-]+"
        },
        {
            token: "punctuation.section",
            regex: "\\{",
            next: "section"
        },
        
        RubyExports.constantOtherSymbol,
        
        {
            token: "text",
            regex: /\s/,
            next: "start"
        },
        {
            token: "empty",
            regex: "$|(?!\\.|#|\\{|\\[|=|-|~|\\/)",
            next: "start"
        }
    ],
    "section": [
        RubyExports.constantOtherSymbol,
        
        RubyExports.qString,
        RubyExports.qqString,
        RubyExports.tString,
        
        RubyExports.constantNumericHex,
        RubyExports.constantNumericFloat,
        {
            token: "punctuation.section",
            regex: "\\}",
            next: "start"
        } 
    ],
    "embedded_ruby": [ 
        RubyExports.constantNumericHex,
        RubyExports.constantNumericFloat,
        {
                token : "support.class", // class name
                regex : "[A-Z][a-zA-Z_\\d]+"
        },    
        {
            token : new RubyHighlightRules().getKeywords(),
            regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
        },
        {
            token : ["keyword", "text", "text"],
            regex : "(?:do|\\{)(?: \\|[^|]+\\|)?$",
            next  : "start"
        }, 
        {
            token : ["text"],
            regex : "^$",
            next  : "start"
        }, 
        {
            token : ["text"],
            regex : "^(?!.*\\|\\s*$)",
            next  : "start"
        }
    ]
}

};

oop.inherits(HamlHighlightRules, TextHighlightRules);

exports.HamlHighlightRules = HamlHighlightRules;
});

ace.define('ace/mode/ruby_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text_highlight_rules'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var constantOtherSymbol = exports.constantOtherSymbol = {
    token : "constant.other.symbol.ruby", // symbol
    regex : "[:](?:[A-Za-z_]|[@$](?=[a-zA-Z0-9_]))[a-zA-Z0-9_]*[!=?]?"
};

var qString = exports.qString = {
    token : "string", // single line
    regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']"
};

var qqString = exports.qqString = {
    token : "string", // single line
    regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
};

var tString = exports.tString = {
    token : "string", // backtick string
    regex : "[`](?:(?:\\\\.)|(?:[^'\\\\]))*?[`]"
};

var constantNumericHex = exports.constantNumericHex = {
    token : "constant.numeric", // hex
    regex : "0[xX][0-9a-fA-F](?:[0-9a-fA-F]|_(?=[0-9a-fA-F]))*\\b"
};

var constantNumericFloat = exports.constantNumericFloat = {
    token : "constant.numeric", // float
    regex : "[+-]?\\d(?:\\d|_(?=\\d))*(?:(?:\\.\\d(?:\\d|_(?=\\d))*)?(?:[eE][+-]?\\d+)?)?\\b"
};

var RubyHighlightRules = function() {

    var builtinFunctions = (
        "abort|Array|assert|assert_equal|assert_not_equal|assert_same|assert_not_same|" +
        "assert_nil|assert_not_nil|assert_match|assert_no_match|assert_in_delta|assert_throws|" +
        "assert_raise|assert_nothing_raised|assert_instance_of|assert_kind_of|assert_respond_to|" +
        "assert_operator|assert_send|assert_difference|assert_no_difference|assert_recognizes|" +
        "assert_generates|assert_response|assert_redirected_to|assert_template|assert_select|" +
        "assert_select_email|assert_select_rjs|assert_select_encoded|css_select|at_exit|" +
        "attr|attr_writer|attr_reader|attr_accessor|attr_accessible|autoload|binding|block_given?|callcc|" +
        "caller|catch|chomp|chomp!|chop|chop!|defined?|delete_via_redirect|eval|exec|exit|" +
        "exit!|fail|Float|flunk|follow_redirect!|fork|form_for|form_tag|format|gets|global_variables|gsub|" +
        "gsub!|get_via_redirect|host!|https?|https!|include|Integer|lambda|link_to|" +
        "link_to_unless_current|link_to_function|link_to_remote|load|local_variables|loop|open|open_session|" +
        "p|print|printf|proc|putc|puts|post_via_redirect|put_via_redirect|raise|rand|" +
        "raw|readline|readlines|redirect?|request_via_redirect|require|scan|select|" +
        "set_trace_func|sleep|split|sprintf|srand|String|stylesheet_link_tag|syscall|system|sub|sub!|test|" +
        "throw|trace_var|trap|untrace_var|atan2|cos|exp|frexp|ldexp|log|log10|sin|sqrt|tan|" +
        "render|javascript_include_tag|csrf_meta_tag|label_tag|text_field_tag|submit_tag|check_box_tag|" +
        "content_tag|radio_button_tag|text_area_tag|password_field_tag|hidden_field_tag|" +
        "fields_for|select_tag|options_for_select|options_from_collection_for_select|collection_select|" +
        "time_zone_select|select_date|select_time|select_datetime|date_select|time_select|datetime_select|" +
        "select_year|select_month|select_day|select_hour|select_minute|select_second|file_field_tag|" +
        "file_field|respond_to|skip_before_filter|around_filter|after_filter|verify|" +
        "protect_from_forgery|rescue_from|helper_method|redirect_to|before_filter|" +
        "send_data|send_file|validates_presence_of|validates_uniqueness_of|validates_length_of|" +
        "validates_format_of|validates_acceptance_of|validates_associated|validates_exclusion_of|" +
        "validates_inclusion_of|validates_numericality_of|validates_with|validates_each|" +
        "authenticate_or_request_with_http_basic|authenticate_or_request_with_http_digest|" +
        "filter_parameter_logging|match|get|post|resources|redirect|scope|assert_routing|" +
        "translate|localize|extract_locale_from_tld|caches_page|expire_page|caches_action|expire_action|" +
        "cache|expire_fragment|expire_cache_for|observe|cache_sweeper|" +
        "has_many|has_one|belongs_to|has_and_belongs_to_many"
    );

    var keywords = (
        "alias|and|BEGIN|begin|break|case|class|def|defined|do|else|elsif|END|end|ensure|" +
        "__FILE__|finally|for|gem|if|in|__LINE__|module|next|not|or|private|protected|public|" +
        "redo|rescue|retry|return|super|then|undef|unless|until|when|while|yield"
    );

    var buildinConstants = (
        "true|TRUE|false|FALSE|nil|NIL|ARGF|ARGV|DATA|ENV|RUBY_PLATFORM|RUBY_RELEASE_DATE|" +
        "RUBY_VERSION|STDERR|STDIN|STDOUT|TOPLEVEL_BINDING"
    );

    var builtinVariables = (
        "\$DEBUG|\$defout|\$FILENAME|\$LOAD_PATH|\$SAFE|\$stdin|\$stdout|\$stderr|\$VERBOSE|" +
        "$!|root_url|flash|session|cookies|params|request|response|logger|self"
    );

    var keywordMapper = this.$keywords = this.createKeywordMapper({
        "keyword": keywords,
        "constant.language": buildinConstants,
        "variable.language": builtinVariables,
        "support.function": builtinFunctions,
        "invalid.deprecated": "debugger" // TODO is this a remnant from js mode?
    }, "identifier");

    this.$rules = {
        "start" : [
            {
                token : "comment",
                regex : "#.*$"
            }, {
                token : "comment", // multi line comment
                regex : "^=begin(?:$|\\s.*$)",
                next : "comment"
            }, {
                token : "string.regexp",
                regex : "[/](?:(?:\\[(?:\\\\]|[^\\]])+\\])|(?:\\\\/|[^\\]/]))*[/]\\w*\\s*(?=[).,;]|$)"
            },

            qString,
            qqString,
            tString,

            {
                token : "text", // namespaces aren't symbols
                regex : "::"
            }, {
                token : "variable.instance", // instance variable
                regex : "@{1,2}[a-zA-Z_\\d]+"
            }, {
                token : "support.class", // class name
                regex : "[A-Z][a-zA-Z_\\d]+"
            },

            constantOtherSymbol,
            constantNumericHex,
            constantNumericFloat,

            {
                token : "constant.language.boolean",
                regex : "(?:true|false)\\b"
            }, {
                token : keywordMapper,
                regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
            }, {
                token : "punctuation.separator.key-value",
                regex : "=>"
            }, {
                stateName: "heredoc",
                onMatch : function(value, currentState, stack) {
                    var next = value[2] == '-' ? "indentedHeredoc" : "heredoc";
                    var tokens = value.split(this.splitRegex);
                    stack.push(next, tokens[3]);
                    return [
                        {type:"constant", value: tokens[1]},
                        {type:"string", value: tokens[2]},
                        {type:"support.class", value: tokens[3]},
                        {type:"string", value: tokens[4]}
                    ];
                },
                regex : "(<<-?)(['\"`]?)([\\w]+)(['\"`]?)",
                rules: {
                    heredoc: [{
                        onMatch:  function(value, currentState, stack) {
                            if (value == stack[1]) {
                                stack.shift();
                                stack.shift();
                                return "support.class";
                            }
                            return "string";
                        },
                        regex: ".*$",
                        next: "start"
                    }],
                    indentedHeredoc: [{
                        token: "string",
                        regex: "^ +"
                    }, {
                        onMatch:  function(value, currentState, stack) {
                            if (value == stack[1]) {
                                stack.shift();
                                stack.shift();
                                return "support.class";
                            }
                            return "string";
                        },
                        regex: ".*$",
                        next: "start"
                    }]
                }
            }, {
                token : "keyword.operator",
                regex : "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^=|\\b(?:in|instanceof|new|delete|typeof|void)"
            }, {
                token : "paren.lparen",
                regex : "[[({]"
            }, {
                token : "paren.rparen",
                regex : "[\\])}]"
            }, {
                token : "text",
                regex : "\\s+"
            }
        ],
        "comment" : [
            {
                token : "comment", // closing comment
                regex : "^=end(?:$|\\s.*$)",
                next : "start"
            }, {
                token : "comment", // comment spanning whole line
                regex : ".+"
            }
        ]
    };

    this.normalizeRules();
};

oop.inherits(RubyHighlightRules, TextHighlightRules);

exports.RubyHighlightRules = RubyHighlightRules;
});

ace.define('ace/mode/folding/coffee', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/folding/fold_mode', 'ace/range'], function(require, exports, module) {


var oop = require("../../lib/oop");
var BaseFoldMode = require("./fold_mode").FoldMode;
var Range = require("../../range").Range;

var FoldMode = exports.FoldMode = function() {};
oop.inherits(FoldMode, BaseFoldMode);

(function() {

    this.getFoldWidgetRange = function(session, foldStyle, row) {
        var range = this.indentationBlock(session, row);
        if (range)
            return range;

        var re = /\S/;
        var line = session.getLine(row);
        var startLevel = line.search(re);
        if (startLevel == -1 || line[startLevel] != "#")
            return;

        var startColumn = line.length;
        var maxRow = session.getLength();
        var startRow = row;
        var endRow = row;

        while (++row < maxRow) {
            line = session.getLine(row);
            var level = line.search(re);

            if (level == -1)
                continue;

            if (line[level] != "#")
                break;

            endRow = row;
        }

        if (endRow > startRow) {
            var endColumn = session.getLine(endRow).length;
            return new Range(startRow, startColumn, endRow, endColumn);
        }
    };
    this.getFoldWidget = function(session, foldStyle, row) {
        var line = session.getLine(row);
        var indent = line.search(/\S/);
        var next = session.getLine(row + 1);
        var prev = session.getLine(row - 1);
        var prevIndent = prev.search(/\S/);
        var nextIndent = next.search(/\S/);

        if (indent == -1) {
            session.foldWidgets[row - 1] = prevIndent!= -1 && prevIndent < nextIndent ? "start" : "";
            return "";
        }
        if (prevIndent == -1) {
            if (indent == nextIndent && line[indent] == "#" && next[indent] == "#") {
                session.foldWidgets[row - 1] = "";
                session.foldWidgets[row + 1] = "";
                return "start";
            }
        } else if (prevIndent == indent && line[indent] == "#" && prev[indent] == "#") {
            if (session.getLine(row - 2).search(/\S/) == -1) {
                session.foldWidgets[row - 1] = "start";
                session.foldWidgets[row + 1] = "";
                return "";
            }
        }

        if (prevIndent!= -1 && prevIndent < indent)
            session.foldWidgets[row - 1] = "start";
        else
            session.foldWidgets[row - 1] = "";

        if (indent < nextIndent)
            return "start";
        else
            return "";
    };

}).call(FoldMode.prototype);

});
