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Not perfect but it can parse the rainloop script to a tree and back to string

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djmaze 2021-01-14 12:45:51 +01:00
parent b2e77f3f67
commit 2786d0d959
5 changed files with 155 additions and 113 deletions
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52
dev/Sieve/RegEx.js
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@ -27,11 +27,22 @@ const
*/
OCTET_NOT_QSPECIAL = '[^\\x00\\r\\n"\\\\]',
/**
* hash-comment = "#" *octet-not-crlf CRLF
*/
HASH_COMMENT = '#' + OCTET_NOT_CRLF + '*\\r\\n',
/**
* QUANTIFIER = "K" / "M" / "G"
*/
QUANTIFIER = '[KMGkmg]',
/**
* quoted-safe = CRLF / octet-not-qspecial
* either a CRLF pair, OR a single octet other than NUL, CR, LF, double-quote, or backslash
*/
QUOTED_SAFE = '\\r\\n|' + OCTET_NOT_QSPECIAL,
/**
* quoted-special = "\" (DQUOTE / "\")
* represents just a double-quote or backslash
@ -43,12 +54,6 @@ const
*/
QUOTED_TEXT = '(?:' + QUOTED_SAFE + '|' + QUOTED_SPECIAL + ')*',
/**
* quoted-safe = CRLF / octet-not-qspecial
* either a CRLF pair, OR a single octet other than NUL, CR, LF, double-quote, or backslash
*/
QUOTED_SAFE = '\\r\\n|' + OCTET_NOT_QSPECIAL,
/**
* multiline-literal = [ octet-not-period *octet-not-crlf ] CRLF
*/
@ -83,18 +88,30 @@ const
/**
* bracket-comment = "/*" *not-star 1*STAR *(not-star-slash *not-star 1*STAR) "/"
*/
BRACKET_COMMENT: '/\\*.*?\\*/', // '/\\*[\\s\\S]*?\\*/'
BRACKET_COMMENT: '/\\*[\\s\\S]*?\\*/',
/**
* hash-comment = "#" *octet-not-crlf CRLF
*/
HASH_COMMENT: '#' + OCTET_NOT_CRLF + '*\\r\\n',
HASH_COMMENT: HASH_COMMENT,
/**
* identifier = (ALPHA / "_") *(ALPHA / DIGIT / "_")
*/
IDENTIFIER: '[a-zA-Z_][a-zA-Z0-9_]*',
/**
* multi-line = "text:" *(SP / HTAB) (hash-comment / CRLF)
*(multiline-literal / multiline-dotstart)
"." CRLF
*/
MULTI_LINE: 'text:[ \\t]*(?:' + HASH_COMMENT + ')?\\r\\n'
+ '(?:' + MULTILINE_LITERAL + '|' + MULTILINE_DOTSTART + ')*'
+ '\\.\\r\\n',
MULTILINE_LITERAL: MULTILINE_LITERAL,
MULTILINE_DOTSTART: MULTILINE_DOTSTART,
/**
* number = 1*DIGIT [ QUANTIFIER ]
*/
@ -105,6 +122,8 @@ const
*/
QUOTED_STRING: '"' + QUOTED_TEXT + '"',
QUOTED_TEXT: QUOTED_TEXT,
/**
* tag = ":" identifier
*/
@ -129,16 +148,7 @@ const
/**
* comment = bracket-comment / hash-comment
*/
//RegEx.COMMENT = RegEx.BRACKET_COMMENT + '|' + RegEx.HASH_COMMENT;
/**
* multi-line = "text:" *(SP / HTAB) (hash-comment / CRLF)
*(multiline-literal / multiline-dotstart)
"." CRLF
*/
RegEx.MULTI_LINE = 'text:[ \\t]*(?:' + RegEx.HASH_COMMENT + ')?\\r\\n'
+ '(?:' + MULTILINE_LITERAL + '|' + MULTILINE_DOTSTART + ')*'
+ '\\.\\r\\n';
//RegEx.COMMENT = RegEx.BRACKET_COMMENT + '|' + HASH_COMMENT;
/**************************************************
* https://tools.ietf.org/html/rfc5228#section-8.2
@ -153,13 +163,13 @@ RegEx.MULTI_LINE = 'text:[ \\t]*(?:' + RegEx.HASH_COMMENT + ')?\\r\\n'
* string-list = "[" string *("," string) "]" / string
* if there is only a single string, the brackets are optional
*/
RegEx.STRING_LIST = '\\[\\s*(?:' + RegEx.STRING + ')(?:\\s*,\\s*(?:' + RegEx.STRING + '))*\\s*\\]'
+ '|(?:' + RegEx.STRING + ')';
RegEx.STRING_LIST = '\\[\\s*(?:' + RegEx.STRING + ')(?:\\s*,\\s*(?:' + RegEx.STRING + '))*\\s*\\]';
// + '|(?:' + RegEx.STRING + ')';
/**
* argument = string-list / number / tag
*/
RegEx.ARGUMENT = RegEx.STRING_LIST + '|' + RegEx.NUMBER + '|' + RegEx.TAG;
RegEx.ARGUMENT = RegEx.STRING_LIST + '|' + RegEx.STRING + '|' + RegEx.NUMBER + '|' + RegEx.TAG;
/**
* arguments = *argument [ test / test-list ]