117 lines
2.3 KiB
Plaintext
117 lines
2.3 KiB
Plaintext
module IBAF-Statements
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imports
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IBAF-Expressions
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Funcons
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// Language "IBAFlang"
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lexical syntax // Language
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// # Statements
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// # Handling variable declarations
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syntax // Language
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// # Statements
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// # Handling variable declarations
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context-free syntax // Language
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// # Statements
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L-statement.L-statement--LBRACE-L-statement-S-RBRACE =
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"{" L-statement* "}"
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L-statement.L-statement--R-print-LPAREN-L-exp-RPAREN-SEMI =
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"print" "(" L-exp ")" ";"
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L-statement.L-statement--L-type-L-id-SEMI =
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L-type L-id ";"
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L-statement.L-statement--L-type-L-id-EQUALS-L-exp-SEMI =
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L-type L-id "=" L-exp ";"
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L-statement.L-statement--L-id-EQUALS-L-exp-SEMI =
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L-id "=" L-exp ";"
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L-statement.L-statement--R-return-L-exp-Q-SEMI =
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"return" L-exp? ";"
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L-statement.L-statement--R-fun-L-id-LPAREN-RPAREN-LBRACE-L-statement-S-RBRACE =
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"fun" L-id "(" ")" "{" L-statement* "}"
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L-type.L-type--R-int =
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"int"
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L-type.L-type--R-bool =
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"bool"
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L-type.L-type--L-id =
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L-id
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// # Handling variable declarations
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context-free syntax // Semantics
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// # Statements
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FCT.T-execute =
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"execute" "[:" L-statement* ":]"
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// # Handling variable declarations
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FCT-SEQ.T-collect-declared-vars =
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"collect-declared-vars" "[:" L-statement* ":]"
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context-free syntax // Desugaring
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// # Statements
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// # Handling variable declarations
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variables // Meta-variables
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// # Statements
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L-statement = "(:Stmt" [1-9]? ":)" {prefer}
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L-statement? = "(:Stmt" [1-9]? "?:)" {prefer}
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L-statement* = "(:Stmt" [1-9]? "*:)" {prefer}
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L-statement+ = "(:Stmt" [1-9]? "+:)" {prefer}
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L-statement* = "..." [1-9]? {prefer}
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L-statement* = "..." [1-9]? {prefer}
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L-type = "(:Typ" [1-9]? ":)" {prefer}
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L-type? = "(:Typ" [1-9]? "?:)" {prefer}
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L-type* = "(:Typ" [1-9]? "*:)" {prefer}
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L-type+ = "(:Typ" [1-9]? "+:)" {prefer}
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// # Handling variable declarations
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// SDF comments
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// # Statements
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// # Handling variable declarations
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sorts // ASTs
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T-start
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