75 lines
2.6 KiB
BNF
75 lines
2.6 KiB
BNF
<statement> ::= <assignment_statement>
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| <if_statement>
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| <while_statement>
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| <loop_statement>
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| <reverse_loop_statement>
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| <function_call_statement>
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| <return_statement>
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| <using_statement>
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| <attempt_statement>
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| <fail_statement>
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<statement> ::= <optional_whitespace>
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(<assignment_statement>
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| <if_statement>
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| <while_statement>
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| <loop_statement>
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| <reverse_loop_statement>
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| <function_call_statement>
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| <return_statement>
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| <using_statement>
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| <attempt_statement>
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| <fail_statement>)
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<optional_whitespace>
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<assignment_statement> ::= <my_identifier> ".set(" <expression> ")" ";"
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<if_statement> ::= <if_statement_keyword>
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<optional_whitespace>
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"("
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<optional_whitespace>
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<boolean_expression>
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<optional_whitespace> ")"
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"{" <statement>* "}"
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(<elseif_statement_keyword>
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<optional_whitespace>
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"("
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<optional_whitespace>
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<boolean_expression>
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<optional_whitespace>
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")"
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"{"
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<statement>*
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"}"
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)?
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(<else_statement_keyword>
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<optional_whitespace>
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"{"
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<statement>*
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"}"
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)?
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<while_statement> ::= <while_loop_keyword> "(" <expression> ")"
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"{" <statement>* "}"
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<loop_statement> ::= <for_loop_keyword> "(" <identifier> "," <expression> "->" <expression>
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("," <expression>)? ")"
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"{" <statement>* "}"
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<reverse_loop_statement> ::= <reverse_for_loop_keyword> "(" <identifier> "," <expression> "->" <expression>
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("," <expression>)? ")"
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"{" <statement>* "}"
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<function_call_statement> ::= <my_identifier> "(" <argument_list>? ")" ";"
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<return_statement> ::= <return_statement_keyword> <expression> ";"
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<using_statement> ::= <context_management_keyword> <type> <identifier> ".set(" <expression> ")"
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"{" <statement>* "}"
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<attempt_statement> ::= <expression> ".attempt" "{" <attempt_handler>* "}"
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<attempt_handler> ::= ("ok" | <identifier> | "error") "{" <statement>* "}"
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<fail_statement> ::= <my_identifier> "." <exception_throw_keyword> "(" <error_type> ("(" <argument_list>? ")")? ")" ";"
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