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January 1, 2016 05:59
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Sketch of grammar
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| Unframed ::= UnframedData (NL UnframedData)* | |
| UnframedData ::= FieldChar* (Tab Fields)? | |
| Framed ::= Frame (NL Frame)* | |
| Frame ::= Framing (NL Framing)* FramedData (NL FramedData)* | |
| Framing ::= ColumnInfo | PragmaLine | Version | '#' (Char - NL)* | |
| FramedData ::= ('' | (FieldChar - '#') FieldChar*) (Tab Fields)? | |
| ColumnInfo ::= ('#:' | '#.') Space* | |
| ('' | (FieldChar - Space) FieldChar*) (Tab Fields)? | |
| PragmaLine ::= ('#=' | '#-') (Char - NL)* | |
| Version ::= '#*' (Char - NL)* | |
| FieldChar ::= Char - (NL|Tab) | |
| Fields ::= FieldChar* (Tab FieldChar*)* | |
| Char ::= [http://www.w3.org/TR/xml#NT-Char] | |
| NL ::= #x0A | |
| Tab ::= #x09 | |
| Space ::= #x20 |
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