1 files changed, 35 insertions, 34 deletions
diff --git a/docs/c1/grammar.abnf.txt b/docs/c1/grammar.abnf.txt
index ad68a16..9279210 100644
--- a/docs/c1/grammar.abnf.txt
+++ b/docs/c1/grammar.abnf.txt
@@ -14,7 +14,7 @@ Unit          = *Blank Datum
 
 Blank         = HTAB / LF / %x0b / %x0c / CR / SP / Comment
 
-Trail         = SkipLine / SkipUnit / ';' '~' *Blank
+Trail         = SkipLine / SkipUnit / ";" "~" *Blank
 
 
 Datum         = BareString / DottedStr / CladDatum / Rune / RuneStr
@@ -23,71 +23,72 @@ Datum         = BareString / DottedStr / CladDatum / Rune / RuneStr
 
 Comment       = SkipLine LF / SkipUnit Blank
 
-SkipLine      = ';' [ SkipLStart *AnyButLF ]
+SkipLine      = ";" [ SkipLStart *AnyButLF ]
 
-SkipUnit      = ';' '~' Unit
+SkipUnit      = ";" "~" Unit
 
-SkipLStart    = %x00-09 / %x0b-7d / %x7f-ff ; any but LF or '~'
+SkipLStart    = %x00-09 / %x0b-7d / %x7f-ff ; any but LF or "~"
 
 AnyButLF      = %x00-09 / %x0b-ff
 
 
 BareString    = BareChar *( BareChar / Numeric )
 
-DottedStr     = ( '.' / Numeric ) *( '.' / Numeric / BareChar )
+DottedStr     = ( "." / Numeric ) *( "." / Numeric / BareChar )
 
-CladDatum     = '|' *( PipeStrChar / '\' StringEsc ) '|'
-              / '"' *( QuotStrChar / '\' StringEsc ) '"'
-              / '(' List ')'
-              / '[' List ']'
-              / '{' List '}'
+CladDatum     = "|" *( PipeStrChar / "\" StringEsc ) "|"
+              / DQUOTE *( QuotStrChar / "\" StringEsc ) DQUOTE
+              / "(" List ")"
+              / "[" List "]"
+              / "{" List "}"
 
-Rune          = '#' RuneName
+Rune          = "#" RuneName
 
-RuneStr       = '#' RuneName '\' BareString
+RuneStr       = "#" RuneName "\" BareString
 
-RuneDotStr    = '#' RuneName '\' DottedStr
+RuneDotStr    = "#" RuneName "\" DottedStr
 
-RuneClad      = '#' RuneName CladDatum
+RuneClad      = "#" RuneName CladDatum
 
-LabelRef      = '#' '%' Label '%'
+LabelRef      = "#" "%" Label "%"
 
-LabelDef      = '#' '%' Label '=' Datum
+LabelDef      = "#" "%" Label "=" Datum
 
-HashStr       = '#' '\' BareString
+HashStr       = "#" "\" BareString
 
-HashDotStr    = '#' '\' DottedStr
+HashDotStr    = "#" "\" DottedStr
 
-HashClad      = '#' CladDatum
+HashClad      = "#" CladDatum
 
 QuoteExpr     = "'" Datum
-              / '`' Datum
-              / ',' Datum
+              / "`" Datum
+              / "," Datum
 
 JoinExpr      = Datum RJoinDatum
               / LJoinDatum NoStartDot
-              / Datum ':' Datum
-              / NoEndDot '.' Datum
+              / Datum ":" Datum
+              / NoEndDot "." Datum
 
 
-BareChar      = '!' / '$' / '%' / '*' / '/' / '<' / '=' / '>'
-              / '?' / '@' / '^' / '_' / '~' / ALPHA
+BareChar      = "!" / "$" / "%" / "*" / "/" / "<" / "=" / ">"
+              / "?" / "@" / "^" / "_" / "~" / ALPHA
 
-Numeric       = '+' / '-' / DIGIT
+Numeric       = "+" / "-" / DIGIT
 
-PipeStrChar   = %x00-5b / %x5d-7b / %x7d-ff ; any but '|' or '\'
+PipeStrChar   = %x00-5b / %x5d-7b / %x7d-ff ; any but "|" or "\"
 
-QuotStrChar   = %x00-21 / %x23-5b / %x5d-ff ; any but '"' or '\'
+QuotStrChar   = %x00-21 / %x23-5b / %x5d-ff ; any but DQUOTE or "\"
 
-StringEsc     = '\' / '|' / '"' / *( HTAB / SP ) LF *( HTAB / SP )
-              / 'a' / 'b' / 't' / 'n' / 'v' / 'f' / 'r' / 'e'
-              / 'x' 1*( 2HEXDIG ) ';'
-              / 'u' ['0'] 1*5HEXDIG ';'
-              / 'u' '1' '0' 4HEXDIG ';'
+StringEsc     = "\" / "|" / DQUOTE / *( HTAB / SP ) LF *( HTAB / SP )
+              / %s"a" / %s"b" / %s"t" / %s"n"
+              / %s"v" / %s"f" / %s"r" / %s"e"
+              / %s"x" 1*( 2HEXDIG ) ";"
+              / %s"u" ["0"] 1*5HEXDIG ";"
+              / %s"u" "1" "0" 4HEXDIG ";"
 
 List          = [ Unit *( Blank Unit ) ] *Blank [Tail] [SkipUnit]
 
-Tail          = '&' Unit *Blank
+Tail          = "&" Unit *Blank
 
 
 RuneName      = ALPHA *5( ALPHA / DIGIT )