Remove modula-2 definitions

This commit is contained in:
2025-12-03 09:36:26 +01:00
parent 1c2a8e6da8
commit 8eb87757a0
5 changed files with 0 additions and 355 deletions

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DEFINITION MODULE CommandLineInterface;
FROM Common IMPORT ShortString;
TYPE
CommandLine = RECORD
input: ShortString;
output: ShortString;
lex: BOOLEAN;
parse: BOOLEAN
END;
PCommandLine = POINTER TO CommandLine;
PROCEDURE parse_command_line(): PCommandLine;
END CommandLineInterface.

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DEFINITION MODULE Common;
TYPE
ShortString = ARRAY[1..256] OF CHAR;
Identifier = ARRAY[1..256] OF CHAR;
PIdentifier = POINTER TO Identifier;
TextLocation = RECORD
line: CARDINAL;
column: CARDINAL
END;
END Common.

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DEFINITION MODULE Lexer;
FROM FIO IMPORT File;
FROM Common IMPORT Identifier, ShortString, TextLocation;
TYPE
PLexerBuffer = POINTER TO CHAR;
BufferPosition = RECORD
iterator: PLexerBuffer;
location: TextLocation
END;
PBufferPosition = POINTER TO BufferPosition;
Lexer = RECORD
input: File;
buffer: PLexerBuffer;
size: CARDINAL;
length: CARDINAL;
start: BufferPosition;
current: BufferPosition
END;
PLexer = POINTER TO Lexer;
LexerKind = (
lexerKindEof,
lexerKindIdentifier,
lexerKindIf,
lexerKindThen,
lexerKindElse,
lexerKindElsif,
lexerKindWhile,
lexerKindDo,
lexerKindProc,
lexerKindBegin,
lexerKindEnd,
lexerKindXor,
lexerKindConst,
lexerKindVar,
lexerKindCase,
lexerKindOf,
lexerKindType,
lexerKindRecord,
lexerKindUnion,
lexerKindPipe,
lexerKindTo,
lexerKindBoolean,
lexerKindNull,
lexerKindAnd,
lexerKindOr,
lexerKindTilde,
lexerKindReturn,
lexerKindDefer,
lexerKindRange,
lexerKindLeftParen,
lexerKindRightParen,
lexerKindLeftSquare,
lexerKindRightSquare,
lexerKindGreaterEqual,
lexerKindLessEqual,
lexerKindGreaterThan,
lexerKindLessThan,
lexerKindNotEqual,
lexerKindEqual,
lexerKindSemicolon,
lexerKindDot,
lexerKindComma,
lexerKindPlus,
lexerKindMinus,
lexerKindAsterisk,
lexerKindDivision,
lexerKindRemainder,
lexerKindAssignment,
lexerKindColon,
lexerKindHat,
lexerKindAt,
lexerKindComment,
lexerKindInteger,
lexerKindWord,
lexerKindCharacter,
lexerKindString,
lexerKindFrom,
lexerKindPointer,
lexerKindArray,
lexerKindArrow,
lexerKindProgram,
lexerKindModule,
lexerKindImport
);
LexerToken = RECORD
CASE kind: LexerKind OF
lexerKindBoolean: booleanKind: BOOLEAN |
lexerKindIdentifier: identifierKind: Identifier |
lexerKindInteger: integerKind: INTEGER |
lexerKindString: stringKind: ShortString
END;
start_location: TextLocation;
end_location: TextLocation
END;
PLexerToken = POINTER TO LexerToken;
PROCEDURE lexer_initialize(lexer: PLexer; input: File);
PROCEDURE lexer_destroy(lexer: PLexer);
(* Returns the last read token. *)
PROCEDURE lexer_current(lexer: PLexer): LexerToken;
(* Read and return the next token. *)
PROCEDURE lexer_lex(lexer: PLexer): LexerToken;
END Lexer.

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@@ -1,200 +0,0 @@
DEFINITION MODULE Parser;
FROM Common IMPORT Identifier, PIdentifier, ShortString;
FROM Lexer IMPORT PLexer;
TYPE
Parser = RECORD
lexer: PLexer
END;
PParser = POINTER TO Parser;
AstLiteralKind = (
astLiteralKindInteger,
astLiteralKindString,
astLiteralKindNull,
astLiteralKindBoolean
);
AstLiteral = RECORD
CASE kind: AstLiteralKind OF
astLiteralKindInteger: integer: INTEGER |
astLiteralKindString: string: ShortString |
astLiteralKindNull: |
astLiteralKindBoolean: boolean: BOOLEAN
END
END;
PAstLiteral = POINTER TO AstLiteral;
AstUnaryOperator = (
astUnaryOperatorReference,
astUnaryOperatorNot,
astUnaryOperatorMinus
);
AstBinaryOperator = (
astBinaryOperatorSum,
astBinaryOperatorSubtraction,
astBinaryOperatorMultiplication,
astBinaryOperatorDivision,
astBinaryOperatorRemainder,
astBinaryOperatorEquals,
astBinaryOperatorNotEquals,
astBinaryOperatorLess,
astBinaryOperatorGreater,
astBinaryOperatorLessEqual,
astBinaryOperatorGreaterEqual,
astBinaryOperatorDisjunction,
astBinaryOperatorConjunction,
astBinaryOperatorExclusiveDisjunction,
astBinaryOperatorShiftLeft,
astBinaryOperatorShiftRight
);
AstExpressionKind = (
astExpressionKindLiteral,
astExpressionKindIdentifier,
astExpressionKindArrayAccess,
astExpressionKindDereference,
astExpressionKindFieldAccess,
astExpressionKindUnary,
astExpressionKindBinary,
astExpressionKindCall
);
AstExpression = RECORD
CASE kind: AstExpressionKind OF
astExpressionKindLiteral: literal: PAstLiteral |
astExpressionKindIdentifier: identifier: Identifier |
astExpressionKindDereference: reference: PAstExpression |
astExpressionKindArrayAccess:
array: PAstExpression;
index: PAstExpression |
astExpressionKindFieldAccess:
aggregate: PAstExpression;
field: Identifier |
astExpressionKindUnary:
unary_operator: AstUnaryOperator;
unary_operand: PAstExpression |
astExpressionKindBinary:
binary_operator: AstBinaryOperator;
lhs: PAstExpression;
rhs: PAstExpression |
astExpressionKindCall:
callable: PAstExpression;
argument_count: CARDINAL;
arguments: PPAstExpression
END
END;
PAstExpression = POINTER TO AstExpression;
PPAstExpression = POINTER TO PAstExpression;
AstStatementKind = (
astStatementKindIf,
astStatementKindWhile,
astStatementKindAssignment,
astStatementKindReturn,
astStatementKindCall
);
AstStatement = RECORD
CASE kind: AstStatementKind OF
astStatementKindIf:
if_condition: PAstExpression;
if_branch: AstCompoundStatement |
astStatementKindWhile:
while_condition: PAstExpression;
while_body: AstCompoundStatement |
astStatementKindAssignment:
assignee: PAstExpression;
assignment: PAstExpression |
astStatementKindReturn: returned: PAstExpression |
astStatementKindCall: call: PAstExpression
END
END;
PAstStatement = POINTER TO AstStatement;
PPAstStatement = POINTER TO PAstStatement;
AstCompoundStatement = RECORD
count: CARDINAL;
statements: PPAstStatement
END;
AstImportStatement = RECORD
package: Identifier;
symbols: PIdentifier
END;
PAstImportStatement = POINTER TO AstImportStatement;
PPAstImportStatement = POINTER TO PAstImportStatement;
AstConstantDeclaration = RECORD
constant_name: Identifier;
constant_value: INTEGER
END;
PAstConstantDeclaration = POINTER TO AstConstantDeclaration;
PPAstConstantDeclaration = POINTER TO PAstConstantDeclaration;
AstFieldDeclaration = RECORD
field_name: Identifier;
field_type: PAstTypeExpression
END;
PAstFieldDeclaration = POINTER TO AstFieldDeclaration;
AstTypeExpressionKind = (
astTypeExpressionKindNamed,
astTypeExpressionKindRecord,
astTypeExpressionKindEnumeration,
astTypeExpressionKindArray,
astTypeExpressionKindPointer,
astTypeExpressionKindProcedure
);
AstTypeExpression = RECORD
CASE kind: AstTypeExpressionKind OF
astTypeExpressionKindNamed: name: Identifier |
astTypeExpressionKindEnumeration: cases: PIdentifier |
astTypeExpressionKindPointer: target: PAstTypeExpression |
astTypeExpressionKindRecord: fields: PAstFieldDeclaration |
astTypeExpressionKindArray:
base: PAstTypeExpression;
length: CARDINAL |
astTypeExpressionKindProcedure: parameters: PPAstTypeExpression
END
END;
PAstTypeExpression = POINTER TO AstTypeExpression;
PPAstTypeExpression = POINTER TO PAstTypeExpression;
AstTypedDeclaration = RECORD
identifier: Identifier;
type_expression: PAstTypeExpression
END;
PAstTypedDeclaration = POINTER TO AstTypedDeclaration;
PPAstTypedDeclaration = POINTER TO PAstTypedDeclaration;
AstVariableDeclaration = RECORD
variable_name: Identifier;
variable_type: PAstTypeExpression
END;
PAstVariableDeclaration = POINTER TO AstVariableDeclaration;
PPAstVariableDeclaration = POINTER TO PAstVariableDeclaration;
AstProcedureDeclaration = RECORD
name: Identifier;
parameter_count: CARDINAL;
parameters: PAstTypedDeclaration;
return_type: PAstTypeExpression;
constants: PPAstConstantDeclaration;
variables: PPAstVariableDeclaration;
statements: AstCompoundStatement
END;
PAstProcedureDeclaration = POINTER TO AstProcedureDeclaration;
PPAstProcedureDeclaration = POINTER TO PAstProcedureDeclaration;
AstModule = RECORD
main: BOOLEAN;
imports: PPAstImportStatement;
constants: PPAstConstantDeclaration;
types: PPAstTypedDeclaration;
variables: PPAstVariableDeclaration;
procedures: PPAstProcedureDeclaration;
statements: AstCompoundStatement
END;
PAstModule = POINTER TO AstModule;
PROCEDURE parse(lexer: PLexer): PAstModule;
END Parser.

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DEFINITION MODULE Transpiler;
FROM FIO IMPORT File;
FROM Common IMPORT ShortString;
FROM Lexer IMPORT PLexer, Lexer;
FROM Parser IMPORT PAstModule;
TYPE
TranspilerContext = RECORD
input_name: ShortString;
output: File;
definition: File;
indentation: CARDINAL
END;
PTranspilerContext = POINTER TO TranspilerContext;
PROCEDURE transpile(ast_module: PAstModule; output: File; definition: File; input_name: ShortString);
END Transpiler.