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- 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
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