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Nasal-Interpreter
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Update nasal.ENBF

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Valk Richard Li 2019-08-05 15:29:47 +08:00 committed by GitHub
parent e615a41320
commit 40c73f6434
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 19 additions and 6 deletions
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nasal.ENBF
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@ -14,11 +14,14 @@
<hash> ::= <hash>
<key> ::= <identifier>
<number> ::= <long long int>|<double>
<class_function> ::= <identifier> [<(> { <,> <identifier> } <)>] <{> { <statement> <;> } <}>
<initial_value> ::= <number>|<char>|<string>
<array_initial_value> ::= <[> { <,> <number>|<char>|<string>|<array>|<hash> } <]>
<hash_initial_value> ::= <{> { <string_as_name> <:> <number>|<char>|<string>|<array>|<hash> } <}>
<class_initial_value> ::= <{> { <string_as_name> <:> <number>|<char>|<string>|<array>|<hash>|<class_function> } <}>
<definition_var> ::= <var> <identifier> <=> <initial_value>|<array_initial_value>|<hash_initial_value> <;>
<initial_value> ::= <number>|<char>|<string> <;>
<array_initial_value> ::= <[> { <,> <number>|<char>|<string>|<array>|<hash> } <]> <;>
<hash_initial_value> ::= <{> { <string_as_name> <:> <number>|<char>|<string>|<array>|<hash>|<function>} <}> <;>
<definition_class> ::= <var> <identifier> <=> <class_initial_value> <;>
<change_var> ::= <identifier> <=> <initial_value>|<array_initial_value>|<hash_initial_value> <;>
<not_global_var> ::= <identifier> <=> <initial_value>|<array_initial_value>|<hash_initial_value> <;>
@ -36,9 +39,18 @@
<choose> ::= [ <if> ] <(> <condition> <)> (<statement> <;>)|(<{> { <statement> <;> } <}>)
{ (<else> <if>)|<elsif> }|[ <else> ] <(> <condition> <)> (<statement> <;>)|(<{> { <statement> <;> } <}>)
<loop> ::= <for> <(> <var> <identifier> <=> <number> <;> <condition> <;> <identifier> <=> <identifier> <+> <number> <)> <{> { <statement> <;> } <}>
<loop> ::= <while> <(> <condition> <)> <{> { <statement> <;> } <}>
<loop> ::= <foreach>|<forindex> <(> <identifier> <,> <array> <)> <{> { <statement> <;> } <}>
<loop> ::= <for> <(> <var> <identifier> <=> <number> <;> <condition> <;> <identifier> <=> <identifier> <+> <number> <)>
<{>
{ <statement> <;> }
<}>
<loop> ::= <while> <(> <condition> <)>
<{>
{ <statement> <;> }
<}>
<loop> ::= <foreach>|<forindex> <(> <identifier> <,> <array> <)>
<{>
{ <statement> <;> }
<}>
<function_definition> ::= <var> <identifier> <func> [<(> { <identifier> } <)>]
<{>
@ -58,6 +70,7 @@
{ <statement> <;> }
<}>
<}>
<array_print> ::= <array> <[> <number> <]>|[ <.> <key>|<array_print> ]
<hash_print> ::= <hash> <.> <key>|<array_print>
<print> ::= <(> { <,> <identifier>|<string>|<array_print>|<hash_print> } <)> <;>