gorillajs/app/plugins/ssl/node_modules/yamljs/src/Dumper.coffee

A smart development environment designed to easily install and neatly manage web applications. Gorilla JS frees you from the repetitive daily tasks like apps installation, database management, creation of virtual environment, server configuration… And it

Utils   = require './Utils'
Inline  = require './Inline'

# Dumper dumps JavaScript variables to YAML strings.
#
class Dumper

    # The amount of spaces to use for indentation of nested nodes.
    @indentation:   4


    # Dumps a JavaScript value to YAML.
    #
    # @param [Object]   input                   The JavaScript value
    # @param [Integer]  inline                  The level where you switch to inline YAML
    # @param [Integer]  indent                  The level of indentation (used internally)
    # @param [Boolean]  exceptionOnInvalidType  true if an exception must be thrown on invalid types (a JavaScript resource or object), false otherwise
    # @param [Function] objectEncoder           A function to serialize custom objects, null otherwise
    #
    # @return [String]  The YAML representation of the JavaScript value
    #
    dump: (input, inline = 0, indent = 0, exceptionOnInvalidType = false, objectEncoder = null) ->
        output = ''
        prefix = (if indent then Utils.strRepeat(' ', indent) else '')

        if inline <= 0 or typeof(input) isnt 'object' or input instanceof Date or Utils.isEmpty(input)
            output += prefix + Inline.dump(input, exceptionOnInvalidType, objectEncoder)
        
        else
            if input instanceof Array
                for value in input
                    willBeInlined = (inline - 1 <= 0 or typeof(value) isnt 'object' or Utils.isEmpty(value))

                    output +=
                        prefix +
                        '-' +
                        (if willBeInlined then ' ' else "\n") +
                        @dump(value, inline - 1, (if willBeInlined then 0 else indent + @indentation), exceptionOnInvalidType, objectEncoder) +
                        (if willBeInlined then "\n" else '')

            else
                for key, value of input
                    willBeInlined = (inline - 1 <= 0 or typeof(value) isnt 'object' or Utils.isEmpty(value))

                    output +=
                        prefix +
                        Inline.dump(key, exceptionOnInvalidType, objectEncoder) + ':' +
                        (if willBeInlined then ' ' else "\n") +
                        @dump(value, inline - 1, (if willBeInlined then 0 else indent + @indentation), exceptionOnInvalidType, objectEncoder) +
                        (if willBeInlined then "\n" else '')

        return output


module.exports = Dumper