5bee5d69d7
* vendor: added vendor packages necessary for the swarm-network-rewrite merge into ethereum master * vendor: removed multihash deps
148 lines
3.3 KiB
Plaintext
148 lines
3.3 KiB
Plaintext
package toml
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type tomlParser Peg {
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toml
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}
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TOML <- Expression (newline Expression)* newline? !. { _ = buffer }
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Expression <- (
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<ws table ws comment? (wsnl keyval ws comment?)*> { p.SetTableString(begin, end) }
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/ ws keyval ws comment?
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/ ws comment?
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/ ws
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)
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newline <- <[\r\n]+> { p.AddLineCount(end - begin) }
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ws <- [ \t]*
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wsnl <- (
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[ \t]
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/ <[\r\n]> { p.AddLineCount(end - begin) }
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)*
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comment <- '#' <[\t -\0x10FFFF]*>
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keyval <- key ws '=' ws val { p.AddKeyValue() }
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key <- bareKey / quotedKey
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bareKey <- <[0-9A-Za-z\-_]+> { p.SetKey(p.buffer, begin, end) }
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quotedKey <- < '"' basicChar* '"' > { p.SetKey(p.buffer, begin, end) }
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val <- (
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<datetime> { p.SetTime(begin, end) }
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/ <float> { p.SetFloat64(begin, end) }
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/ <integer> { p.SetInt64(begin, end) }
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/ <string> { p.SetString(begin, end) }
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/ <boolean> { p.SetBool(begin, end) }
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/ <array> { p.SetArray(begin, end) }
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/ inlineTable
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)
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table <- stdTable / arrayTable
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stdTable <- '[' ws <tableKey> ws ']' { p.SetTable(p.buffer, begin, end) }
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arrayTable <- '[[' ws <tableKey> ws ']]' { p.SetArrayTable(p.buffer, begin, end) }
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inlineTable <- (
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'{' { p.StartInlineTable() }
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ws inlineTableKeyValues ws
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'}' { p.EndInlineTable() }
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)
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inlineTableKeyValues <- (keyval inlineTableValSep?)*
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tableKey <- tableKeyComp (tableKeySep tableKeyComp)*
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tableKeyComp <- key { p.AddTableKey() }
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tableKeySep <- ws '.' ws
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inlineTableValSep <- ws ',' ws
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integer <- [\-+]? int
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int <- [1-9] (digit / '_' digit)+ / digit
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float <- integer (frac exp? / frac? exp)
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frac <- '.' digit (digit / '_' digit)*
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exp <- [eE] [\-+]? digit (digit / '_' digit)*
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string <- (
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mlLiteralString
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/ literalString
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/ mlBasicString
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/ basicString
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)
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basicString <- <'"' basicChar* '"'> { p.SetBasicString(p.buffer, begin, end) }
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basicChar <- basicUnescaped / escaped
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escaped <- escape ([btnfr"/\\] / 'u' hexQuad / 'U' hexQuad hexQuad)
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basicUnescaped <- [ -!#-\[\]-\0x10FFFF]
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escape <- '\\'
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mlBasicString <- '"""' mlBasicBody '"""' { p.SetMultilineString() }
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mlBasicBody <- (
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<basicChar / newline> { p.AddMultilineBasicBody(p.buffer, begin, end) }
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/ escape newline wsnl
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)*
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literalString <- "'" <literalChar*> "'" { p.SetLiteralString(p.buffer, begin, end) }
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literalChar <- [\t -&(-\0x10FFFF]
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mlLiteralString <- "'''" <mlLiteralBody> "'''" { p.SetMultilineLiteralString(p.buffer, begin, end) }
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mlLiteralBody <- (!"'''" (mlLiteralChar / newline))*
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mlLiteralChar <- [\t -\0x10FFFF]
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hexdigit <- [0-9A-Fa-f]
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hexQuad <- hexdigit hexdigit hexdigit hexdigit
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boolean <- 'true' / 'false'
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dateFullYear <- digitQuad
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dateMonth <- digitDual
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dateMDay <- digitDual
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timeHour <- digitDual
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timeMinute <- digitDual
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timeSecond <- digitDual
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timeSecfrac <- '.' digit+
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timeNumoffset <- [\-+] timeHour ':' timeMinute
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timeOffset <- 'Z' / timeNumoffset
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partialTime <- timeHour ':' timeMinute ':' timeSecond timeSecfrac?
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fullDate <- dateFullYear '-' dateMonth '-' dateMDay
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fullTime <- partialTime timeOffset?
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datetime <- (fullDate ('T' fullTime)?) / partialTime
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digit <- [0-9]
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digitDual <- digit digit
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digitQuad <- digitDual digitDual
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array <- (
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'[' { p.StartArray() }
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wsnl arrayValues? wsnl
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']'
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)
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arrayValues <- (
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val { p.AddArrayVal() }
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(
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wsnl comment?
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wsnl arraySep
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wsnl comment?
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wsnl val { p.AddArrayVal() }
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)*
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wsnl arraySep?
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wsnl comment?
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)
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arraySep <- ','
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