LRM yaml Support

Yaml Parser

LRM supports YAML 1.2 and uses the snakeyaml1.2 engine to parse files. Information on snakeyaml can be found at snakeyaml

Unsupported YAML syntax

The following syntax is not supported by LRM.

Set format

A set is an unordered collection of nodes such that no two nodes are equal.

 baseball players: !!set
   ? Mark McGwire
   ? Sammy Sosa
   ? Ken Griffey
 # Flow style
 baseball teams: !!set { Boston Red Sox, Detroit Tigers, New York Yankees }

Sequence format

A sequence is a collection indexed by sequential integers starting with zero.

 Block style: !!seq
 :- Mercury
 :- Pluto  
 
 Flow style: !!seq [ Mercury,  Pluto ]

Multiple Documents

A file that contains multiple documents, indicated by '---' and '...' is not supported.

 ---
 doc1: value1
 ...
 ---
 doc2: value2
 ...

Blank Values

An empty string, such as is allowed but a blank value is not.

 this_is_valid: ""
 this_is_invalid:
 this_is_valid2: 

Multi-lines that are not literal strings

 key1: 'this\n'
    is \n
   a test'