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Merge pull request #1227 from AleoHQ/abnf
[ABNF] Rename digit => decimal-digit
This commit is contained in:
Alessandro Coglio
GitHub
commit
3d31d89631
@ -476,7 +476,7 @@ Line terminators form whitespace, along with spaces and horizontal tabs.
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whitespace = space / horizontal-tab / newline
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```
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Go to: _[space](#user-content-space), [newline](#user-content-newline), [horizontal-tab](#user-content-horizontal-tab)_;
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Go to: _[horizontal-tab](#user-content-horizontal-tab), [newline](#user-content-newline), [space](#user-content-space)_;
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There are two kinds of comments in Leo, as in other languages.
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@ -511,7 +511,7 @@ rest-of-block-comment = "*" rest-of-block-comment-after-star
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/ not-star rest-of-block-comment
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```
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Go to: _[not-star](#user-content-not-star), [rest-of-block-comment](#user-content-rest-of-block-comment), [rest-of-block-comment-after-star](#user-content-rest-of-block-comment-after-star)_;
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Go to: _[rest-of-block-comment-after-star](#user-content-rest-of-block-comment-after-star), [not-star](#user-content-not-star), [rest-of-block-comment](#user-content-rest-of-block-comment)_;
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<a name="rest-of-block-comment-after-star"></a>
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@ -521,7 +521,7 @@ rest-of-block-comment-after-star = "/"
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/ not-star-or-slash rest-of-block-comment
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```
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Go to: _[rest-of-block-comment-after-star](#user-content-rest-of-block-comment-after-star), [not-star-or-slash](#user-content-not-star-or-slash), [rest-of-block-comment](#user-content-rest-of-block-comment)_;
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Go to: _[not-star-or-slash](#user-content-not-star-or-slash), [rest-of-block-comment](#user-content-rest-of-block-comment), [rest-of-block-comment-after-star](#user-content-rest-of-block-comment-after-star)_;
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<a name="end-of-line-comment"></a>
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@ -572,13 +572,7 @@ keyword = %s"address"
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/ %s"u128"
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```
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The following rules define (ASCII)
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digits and (uppercase and lowercase) letters.
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<a name="digit"></a>
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```abnf
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digit = %x30-39 ; 0-9
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```
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The following rules define (ASCII) letters.
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<a name="uppercase-letter"></a>
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```abnf
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@ -595,12 +589,17 @@ lowercase-letter = %x61-7A ; a-z
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letter = uppercase-letter / lowercase-letter
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```
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Go to: _[lowercase-letter](#user-content-lowercase-letter), [uppercase-letter](#user-content-uppercase-letter)_;
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Go to: _[uppercase-letter](#user-content-uppercase-letter), [lowercase-letter](#user-content-lowercase-letter)_;
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The following rules defines (ASCII) octal and hexadecimal digits.
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The following rules defines (ASCII) decimal, octal, and hexadecimal digits.
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Note that the latter are case-insensitive.
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<a name="decimal-digit"></a>
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```abnf
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decimal-digit = %x30-39 ; 0-9
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```
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<a name="octal-digit"></a>
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```abnf
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octal-digit = %x30-37 ; 0-7
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@ -608,13 +607,14 @@ octal-digit = %x30-37 ; 0-7
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<a name="hexadecimal-digit"></a>
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```abnf
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hexadecimal-digit = digit / "a" / "b" / "c" / "d" / "e" / "f"
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hexadecimal-digit = decimal-digit / "a" / "b" / "c" / "d" / "e" / "f"
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```
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Go to: _[digit](#user-content-digit)_;
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Go to: _[decimal-digit](#user-content-decimal-digit)_;
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An identifier is a non-empty sequence of letters, digits, and underscores,
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An identifier is a non-empty sequence of
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letters, (decimal) digits, and underscores,
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starting with a letter.
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It must not be a keyword: this is an extra-grammatical requirement.
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It must also not be or start with `aleo1`,
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@ -623,7 +623,7 @@ this is another extra-grammatical requirement.
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<a name="identifier"></a>
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```abnf
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identifier = letter *( letter / digit / "_" )
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identifier = letter *( letter / decimal-digit / "_" )
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; but not a keyword or a boolean literal or aleo1...
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```
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@ -631,14 +631,15 @@ Go to: _[letter](#user-content-letter)_;
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A package name consists of one or more segments separated by single dashes,
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where each segment is a non-empty sequence of lowercase letters and digits.
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where each segment is a non-empty sequence of
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lowercase letters and (decimal) digits.
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Similarly to an identifier, a package name must not be a keyword
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and must not be or start with `aleo1`.
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<a name="package-name"></a>
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```abnf
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package-name = lowercase-letter *( lowercase-letter / digit )
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*( "-" 1*( lowercase-letter / digit ) )
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package-name = lowercase-letter *( lowercase-letter / decimal-digit )
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*( "-" 1*( lowercase-letter / decimal-digit ) )
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; but not a keyword or a boolean literal or aleo1...
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```
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@ -658,12 +659,12 @@ annotation-name = "@" identifier
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Go to: _[identifier](#user-content-identifier)_;
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A natural (number) is a sequence of one or more digits.
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A natural (number) is a sequence of one or more decimal digits.
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We allow leading zeros, e.g. `007`.
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<a name="natural"></a>
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```abnf
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natural = 1*digit
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natural = 1*decimal-digit
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```
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An integer (number) is either a natural or its negation.
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@ -739,12 +740,12 @@ boolean-literal = %s"true" / %s"false"
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```
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An address literal starts with `aleo1`
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and continues with exactly 58 lowercase letters and digits.
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and continues with exactly 58 lowercase letters and (decimal) digits.
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Thus an address always consists of 63 characters.
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<a name="address-literal"></a>
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```abnf
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address-literal = %s"aleo1" 58( lowercase-letter / digit )
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address-literal = %s"aleo1" 58( lowercase-letter / decimal-digit )
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```
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A character literal consists of an element surrounded by single quotes.
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@ -772,7 +773,7 @@ character-literal-element = not-single-quote-or-backslash
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/ unicode-character-escape
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```
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Go to: _[unicode-character-escape](#user-content-unicode-character-escape), [simple-character-escape](#user-content-simple-character-escape), [not-single-quote-or-backslash](#user-content-not-single-quote-or-backslash), [ascii-character-escape](#user-content-ascii-character-escape)_;
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Go to: _[not-single-quote-or-backslash](#user-content-not-single-quote-or-backslash), [ascii-character-escape](#user-content-ascii-character-escape), [unicode-character-escape](#user-content-unicode-character-escape), [simple-character-escape](#user-content-simple-character-escape)_;
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<a name="single-quote-escape"></a>
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@ -827,7 +828,7 @@ simple-character-escape = single-quote-escape
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/ null-character-escape
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```
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Go to: _[horizontal-tab-escape](#user-content-horizontal-tab-escape), [backslash-escape](#user-content-backslash-escape), [null-character-escape](#user-content-null-character-escape), [line-feed-escape](#user-content-line-feed-escape), [single-quote-escape](#user-content-single-quote-escape), [double-quote-escape](#user-content-double-quote-escape), [carriage-return-escape](#user-content-carriage-return-escape)_;
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Go to: _[carriage-return-escape](#user-content-carriage-return-escape), [horizontal-tab-escape](#user-content-horizontal-tab-escape), [null-character-escape](#user-content-null-character-escape), [double-quote-escape](#user-content-double-quote-escape), [single-quote-escape](#user-content-single-quote-escape), [backslash-escape](#user-content-backslash-escape), [line-feed-escape](#user-content-line-feed-escape)_;
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<a name="ascii-character-escape"></a>
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@ -863,7 +864,7 @@ string-literal-element = not-double-quote-or-backslash
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/ unicode-character-escape
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```
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Go to: _[not-double-quote-or-backslash](#user-content-not-double-quote-or-backslash), [simple-character-escape](#user-content-simple-character-escape), [ascii-character-escape](#user-content-ascii-character-escape), [unicode-character-escape](#user-content-unicode-character-escape)_;
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Go to: _[ascii-character-escape](#user-content-ascii-character-escape), [unicode-character-escape](#user-content-unicode-character-escape), [simple-character-escape](#user-content-simple-character-escape), [not-double-quote-or-backslash](#user-content-not-double-quote-or-backslash)_;
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The ones above are all the atomic literals
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@ -883,7 +884,7 @@ atomic-literal = untyped-literal
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/ string-literal
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```
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Go to: _[signed-literal](#user-content-signed-literal), [unsigned-literal](#user-content-unsigned-literal), [field-literal](#user-content-field-literal), [product-group-literal](#user-content-product-group-literal), [boolean-literal](#user-content-boolean-literal), [address-literal](#user-content-address-literal), [string-literal](#user-content-string-literal), [untyped-literal](#user-content-untyped-literal), [character-literal](#user-content-character-literal)_;
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Go to: _[signed-literal](#user-content-signed-literal), [untyped-literal](#user-content-untyped-literal), [product-group-literal](#user-content-product-group-literal), [unsigned-literal](#user-content-unsigned-literal), [character-literal](#user-content-character-literal), [string-literal](#user-content-string-literal), [field-literal](#user-content-field-literal), [boolean-literal](#user-content-boolean-literal), [address-literal](#user-content-address-literal)_;
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After defining the (mostly) alphanumeric tokens above,
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@ -927,7 +928,7 @@ token = keyword
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/ symbol
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```
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Go to: _[atomic-literal](#user-content-atomic-literal), [package-name](#user-content-package-name), [annotation-name](#user-content-annotation-name), [symbol](#user-content-symbol), [identifier](#user-content-identifier), [keyword](#user-content-keyword)_;
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Go to: _[identifier](#user-content-identifier), [keyword](#user-content-keyword), [symbol](#user-content-symbol), [package-name](#user-content-package-name), [annotation-name](#user-content-annotation-name), [atomic-literal](#user-content-atomic-literal)_;
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Tokens, comments, and whitespace are lexemes, i.e. lexical units.
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@ -937,7 +938,7 @@ Tokens, comments, and whitespace are lexemes, i.e. lexical units.
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lexeme = token / comment / whitespace
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```
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Go to: _[whitespace](#user-content-whitespace), [comment](#user-content-comment), [token](#user-content-token)_;
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Go to: _[whitespace](#user-content-whitespace), [token](#user-content-token), [comment](#user-content-comment)_;
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@ -973,7 +974,7 @@ signed-type = %s"i8" / %s"i16" / %s"i32" / %s"i64" / %s"i128"
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integer-type = unsigned-type / signed-type
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```
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Go to: _[unsigned-type](#user-content-unsigned-type), [signed-type](#user-content-signed-type)_;
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Go to: _[signed-type](#user-content-signed-type), [unsigned-type](#user-content-unsigned-type)_;
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The integer types, along with the field and group types,
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@ -1020,7 +1021,7 @@ character-type = %s"char"
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scalar-type = boolean-type / arithmetic-type / address-type / character-type
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```
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Go to: _[address-type](#user-content-address-type), [boolean-type](#user-content-boolean-type), [character-type](#user-content-character-type), [arithmetic-type](#user-content-arithmetic-type)_;
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Go to: _[character-type](#user-content-character-type), [arithmetic-type](#user-content-arithmetic-type), [boolean-type](#user-content-boolean-type), [address-type](#user-content-address-type)_;
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Circuit types are denoted by identifiers and the keyword `Self`.
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@ -1060,7 +1061,7 @@ or a tuple of one or more dimensions.
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array-type = "[" type ";" array-dimensions "]"
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```
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Go to: _[type](#user-content-type), [array-dimensions](#user-content-array-dimensions)_;
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Go to: _[array-dimensions](#user-content-array-dimensions), [type](#user-content-type)_;
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<a name="array-dimensions"></a>
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@ -1127,7 +1128,7 @@ A literal is either an atomic one or an affine group literal.
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literal = atomic-literal / affine-group-literal
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```
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Go to: _[atomic-literal](#user-content-atomic-literal), [affine-group-literal](#user-content-affine-group-literal)_;
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Go to: _[affine-group-literal](#user-content-affine-group-literal), [atomic-literal](#user-content-atomic-literal)_;
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The following rule is not directly referenced in the rules for expressions
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@ -1140,7 +1141,7 @@ a group literal is either a product group literal or an affine group literal.
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group-literal = product-group-literal / affine-group-literal
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```
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Go to: _[affine-group-literal](#user-content-affine-group-literal), [product-group-literal](#user-content-product-group-literal)_;
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Go to: _[product-group-literal](#user-content-product-group-literal), [affine-group-literal](#user-content-affine-group-literal)_;
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As often done in grammatical language syntax specifications,
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@ -1169,7 +1170,7 @@ primary-expression = identifier
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/ circuit-expression
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```
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Go to: _[expression](#user-content-expression), [array-expression](#user-content-array-expression), [literal](#user-content-literal), [identifier](#user-content-identifier), [circuit-expression](#user-content-circuit-expression), [tuple-expression](#user-content-tuple-expression)_;
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Go to: _[array-expression](#user-content-array-expression), [expression](#user-content-expression), [circuit-expression](#user-content-circuit-expression), [identifier](#user-content-identifier), [tuple-expression](#user-content-tuple-expression), [literal](#user-content-literal)_;
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Tuple expressions construct tuples.
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@ -1230,7 +1231,7 @@ Go to: _[expression](#user-content-expression), [array-dimensions](#user-content
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array-construction = array-inline-construction / array-repeat-construction
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```
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Go to: _[array-inline-construction](#user-content-array-inline-construction), [array-repeat-construction](#user-content-array-repeat-construction)_;
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Go to: _[array-repeat-construction](#user-content-array-repeat-construction), [array-inline-construction](#user-content-array-inline-construction)_;
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<a name="array-expression"></a>
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@ -1317,7 +1318,7 @@ postfix-expression = primary-expression
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/ postfix-expression "[" [expression] ".." [expression] "]"
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```
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Go to: _[natural](#user-content-natural), [identifier](#user-content-identifier), [circuit-type](#user-content-circuit-type), [primary-expression](#user-content-primary-expression), [function-arguments](#user-content-function-arguments), [postfix-expression](#user-content-postfix-expression), [expression](#user-content-expression)_;
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Go to: _[identifier](#user-content-identifier), [circuit-type](#user-content-circuit-type), [function-arguments](#user-content-function-arguments), [natural](#user-content-natural), [primary-expression](#user-content-primary-expression), [expression](#user-content-expression), [postfix-expression](#user-content-postfix-expression)_;
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Unary operators have the highest operator precedence.
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@ -1331,7 +1332,7 @@ unary-expression = postfix-expression
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/ "-" unary-expression
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```
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Go to: _[postfix-expression](#user-content-postfix-expression), [unary-expression](#user-content-unary-expression)_;
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Go to: _[unary-expression](#user-content-unary-expression), [postfix-expression](#user-content-postfix-expression)_;
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Next in the operator precedence is exponentiation,
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@ -1357,7 +1358,7 @@ multiplicative-expression = exponential-expression
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/ multiplicative-expression "/" exponential-expression
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```
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Go to: _[exponential-expression](#user-content-exponential-expression), [multiplicative-expression](#user-content-multiplicative-expression)_;
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Go to: _[multiplicative-expression](#user-content-multiplicative-expression), [exponential-expression](#user-content-exponential-expression)_;
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Then there are addition and subtraction, both left-assocative.
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@ -1408,7 +1409,7 @@ conjunctive-expression = equality-expression
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/ conjunctive-expression "&&" equality-expression
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```
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Go to: _[equality-expression](#user-content-equality-expression), [conjunctive-expression](#user-content-conjunctive-expression)_;
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Go to: _[conjunctive-expression](#user-content-conjunctive-expression), [equality-expression](#user-content-equality-expression)_;
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Next come disjunctive expressions, left-associative.
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@ -1419,7 +1420,7 @@ disjunctive-expression = conjunctive-expression
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/ disjunctive-expression "||" conjunctive-expression
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```
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Go to: _[conjunctive-expression](#user-content-conjunctive-expression), [disjunctive-expression](#user-content-disjunctive-expression)_;
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Go to: _[disjunctive-expression](#user-content-disjunctive-expression), [conjunctive-expression](#user-content-conjunctive-expression)_;
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Finally we have conditional expressions.
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@ -1432,7 +1433,7 @@ conditional-expression = disjunctive-expression
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":" conditional-expression
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```
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Go to: _[expression](#user-content-expression), [disjunctive-expression](#user-content-disjunctive-expression), [conditional-expression](#user-content-conditional-expression)_;
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Go to: _[disjunctive-expression](#user-content-disjunctive-expression), [expression](#user-content-expression), [conditional-expression](#user-content-conditional-expression)_;
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Those above are all the expressions.
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||||
@ -1465,7 +1466,7 @@ statement = expression-statement
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/ block
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```
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Go to: _[constant-declaration](#user-content-constant-declaration), [block](#user-content-block), [variable-declaration](#user-content-variable-declaration), [conditional-statement](#user-content-conditional-statement), [return-statement](#user-content-return-statement), [assignment-statement](#user-content-assignment-statement), [expression-statement](#user-content-expression-statement), [loop-statement](#user-content-loop-statement), [console-statement](#user-content-console-statement)_;
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||||
Go to: _[loop-statement](#user-content-loop-statement), [assignment-statement](#user-content-assignment-statement), [variable-declaration](#user-content-variable-declaration), [expression-statement](#user-content-expression-statement), [conditional-statement](#user-content-conditional-statement), [block](#user-content-block), [console-statement](#user-content-console-statement), [return-statement](#user-content-return-statement), [constant-declaration](#user-content-constant-declaration)_;
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<a name="block"></a>
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@ -1508,7 +1509,7 @@ variable-declaration = %s"let" identifier-or-identifiers [ ":" type ]
|
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"=" expression ";"
|
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```
|
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Go to: _[type](#user-content-type), [expression](#user-content-expression), [identifier-or-identifiers](#user-content-identifier-or-identifiers)_;
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Go to: _[type](#user-content-type), [identifier-or-identifiers](#user-content-identifier-or-identifiers), [expression](#user-content-expression)_;
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<a name="constant-declaration"></a>
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@ -1517,7 +1518,7 @@ constant-declaration = %s"const" identifier-or-identifiers [ ":" type ]
|
||||
"=" expression ";"
|
||||
```
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||||
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||||
Go to: _[identifier-or-identifiers](#user-content-identifier-or-identifiers), [type](#user-content-type), [expression](#user-content-expression)_;
|
||||
Go to: _[type](#user-content-type), [expression](#user-content-expression), [identifier-or-identifiers](#user-content-identifier-or-identifiers)_;
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|
||||
|
||||
<a name="identifier-or-identifiers"></a>
|
||||
@ -1540,7 +1541,7 @@ Note that blocks are required in all branches, not merely statements.
|
||||
branch = %s"if" expression block
|
||||
```
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||||
|
||||
Go to: _[block](#user-content-block), [expression](#user-content-expression)_;
|
||||
Go to: _[expression](#user-content-expression), [block](#user-content-block)_;
|
||||
|
||||
|
||||
<a name="conditional-statement"></a>
|
||||
@ -1550,7 +1551,7 @@ conditional-statement = branch
|
||||
/ branch %s"else" conditional-statement
|
||||
```
|
||||
|
||||
Go to: _[branch](#user-content-branch), [conditional-statement](#user-content-conditional-statement), [block](#user-content-block)_;
|
||||
Go to: _[branch](#user-content-branch), [block](#user-content-block), [conditional-statement](#user-content-conditional-statement)_;
|
||||
|
||||
|
||||
A loop statement implicitly defines a loop variable
|
||||
@ -1606,7 +1607,7 @@ console-call = assert-call
|
||||
/ print-call
|
||||
```
|
||||
|
||||
Go to: _[assert-call](#user-content-assert-call), [print-call](#user-content-print-call)_;
|
||||
Go to: _[print-call](#user-content-print-call), [assert-call](#user-content-assert-call)_;
|
||||
|
||||
|
||||
<a name="assert-call"></a>
|
||||
@ -1665,7 +1666,7 @@ function-declaration = *annotation %s"function" identifier
|
||||
block
|
||||
```
|
||||
|
||||
Go to: _[block](#user-content-block), [identifier](#user-content-identifier), [function-parameters](#user-content-function-parameters), [type](#user-content-type)_;
|
||||
Go to: _[identifier](#user-content-identifier), [function-parameters](#user-content-function-parameters), [type](#user-content-type), [block](#user-content-block)_;
|
||||
|
||||
|
||||
<a name="function-parameters"></a>
|
||||
@ -1675,7 +1676,7 @@ function-parameters = self-parameter
|
||||
/ function-inputs
|
||||
```
|
||||
|
||||
Go to: _[function-inputs](#user-content-function-inputs), [self-parameter](#user-content-self-parameter)_;
|
||||
Go to: _[self-parameter](#user-content-self-parameter), [function-inputs](#user-content-function-inputs)_;
|
||||
|
||||
|
||||
<a name="self-parameter"></a>
|
||||
@ -1744,7 +1745,7 @@ circuit-declaration = %s"circuit" identifier
|
||||
*member-function-declaration "}"
|
||||
```
|
||||
|
||||
Go to: _[identifier](#user-content-identifier), [member-variable-declarations](#user-content-member-variable-declarations)_;
|
||||
Go to: _[member-variable-declarations](#user-content-member-variable-declarations), [identifier](#user-content-identifier)_;
|
||||
|
||||
|
||||
An import declaration consists of the `import` keyword
|
||||
@ -1766,7 +1767,7 @@ by using an explicit package name before the package path.
|
||||
import-declaration = %s"import" package-name "." package-path ";"
|
||||
```
|
||||
|
||||
Go to: _[package-path](#user-content-package-path), [package-name](#user-content-package-name)_;
|
||||
Go to: _[package-name](#user-content-package-name), [package-path](#user-content-package-path)_;
|
||||
|
||||
|
||||
<a name="package-path"></a>
|
||||
@ -1777,7 +1778,7 @@ package-path = "*"
|
||||
/ "(" package-path *( "," package-path ) [","] ")"
|
||||
```
|
||||
|
||||
Go to: _[package-name](#user-content-package-name), [identifier](#user-content-identifier), [package-path](#user-content-package-path)_;
|
||||
Go to: _[identifier](#user-content-identifier), [package-path](#user-content-package-path), [package-name](#user-content-package-name)_;
|
||||
|
||||
|
||||
Finally, we define a file as a sequence of zero or more declarations.
|
||||
@ -1792,7 +1793,7 @@ declaration = import-declaration
|
||||
/ constant-declaration
|
||||
```
|
||||
|
||||
Go to: _[function-declaration](#user-content-function-declaration), [circuit-declaration](#user-content-circuit-declaration), [constant-declaration](#user-content-constant-declaration), [import-declaration](#user-content-import-declaration)_;
|
||||
Go to: _[function-declaration](#user-content-function-declaration), [constant-declaration](#user-content-constant-declaration), [import-declaration](#user-content-import-declaration), [circuit-declaration](#user-content-circuit-declaration)_;
|
||||
|
||||
|
||||
<a name="file"></a>
|
||||
|
||||
@ -421,10 +421,7 @@ keyword = %s"address"
|
||||
/ %s"u64"
|
||||
/ %s"u128"
|
||||
|
||||
; The following rules define (ASCII)
|
||||
; digits and (uppercase and lowercase) letters.
|
||||
|
||||
digit = %x30-39 ; 0-9
|
||||
; The following rules define (ASCII) letters.
|
||||
|
||||
uppercase-letter = %x41-5A ; A-Z
|
||||
|
||||
@ -432,30 +429,34 @@ lowercase-letter = %x61-7A ; a-z
|
||||
|
||||
letter = uppercase-letter / lowercase-letter
|
||||
|
||||
; The following rules defines (ASCII) octal and hexadecimal digits.
|
||||
; The following rules defines (ASCII) decimal, octal, and hexadecimal digits.
|
||||
; Note that the latter are case-insensitive.
|
||||
|
||||
decimal-digit = %x30-39 ; 0-9
|
||||
|
||||
octal-digit = %x30-37 ; 0-7
|
||||
|
||||
hexadecimal-digit = digit / "a" / "b" / "c" / "d" / "e" / "f"
|
||||
hexadecimal-digit = decimal-digit / "a" / "b" / "c" / "d" / "e" / "f"
|
||||
|
||||
; An identifier is a non-empty sequence of letters, digits, and underscores,
|
||||
; An identifier is a non-empty sequence of
|
||||
; letters, (decimal) digits, and underscores,
|
||||
; starting with a letter.
|
||||
; It must not be a keyword: this is an extra-grammatical requirement.
|
||||
; It must also not be or start with `aleo1`,
|
||||
; because that is used for address literals:
|
||||
; this is another extra-grammatical requirement.
|
||||
|
||||
identifier = letter *( letter / digit / "_" )
|
||||
identifier = letter *( letter / decimal-digit / "_" )
|
||||
; but not a keyword or a boolean literal or aleo1...
|
||||
|
||||
; A package name consists of one or more segments separated by single dashes,
|
||||
; where each segment is a non-empty sequence of lowercase letters and digits.
|
||||
; where each segment is a non-empty sequence of
|
||||
; lowercase letters and (decimal) digits.
|
||||
; Similarly to an identifier, a package name must not be a keyword
|
||||
; and must not be or start with `aleo1`.
|
||||
|
||||
package-name = lowercase-letter *( lowercase-letter / digit )
|
||||
*( "-" 1*( lowercase-letter / digit ) )
|
||||
package-name = lowercase-letter *( lowercase-letter / decimal-digit )
|
||||
*( "-" 1*( lowercase-letter / decimal-digit ) )
|
||||
; but not a keyword or a boolean literal or aleo1...
|
||||
|
||||
; Note that, grammatically, identifiers are also package names.
|
||||
@ -465,10 +466,10 @@ package-name = lowercase-letter *( lowercase-letter / digit )
|
||||
|
||||
annotation-name = "@" identifier
|
||||
|
||||
; A natural (number) is a sequence of one or more digits.
|
||||
; A natural (number) is a sequence of one or more decimal digits.
|
||||
; We allow leading zeros, e.g. `007`.
|
||||
|
||||
natural = 1*digit
|
||||
natural = 1*decimal-digit
|
||||
|
||||
; An integer (number) is either a natural or its negation.
|
||||
; We allow leading zeros also in negative numbers, e.g. `-007`.
|
||||
@ -504,10 +505,10 @@ product-group-literal = integer %s"group"
|
||||
boolean-literal = %s"true" / %s"false"
|
||||
|
||||
; An address literal starts with `aleo1`
|
||||
; and continues with exactly 58 lowercase letters and digits.
|
||||
; and continues with exactly 58 lowercase letters and (decimal) digits.
|
||||
; Thus an address always consists of 63 characters.
|
||||
|
||||
address-literal = %s"aleo1" 58( lowercase-letter / digit )
|
||||
address-literal = %s"aleo1" 58( lowercase-letter / decimal-digit )
|
||||
|
||||
; A character literal consists of an element surrounded by single quotes.
|
||||
; The element is any character other than single quote or backslash,
|
||||
|
||||
Loading…
Reference in New Issue
Block a user