Subversion Repositories Kolibri OS

(*

    BSD 2-Clause License

    Copyright (c) 2018-2020, Anton Krotov

    All rights reserved.

*)

MODULE ERRORS;

IMPORT C := CONSOLE, UTILS;

PROCEDURE HintMsg* (name: ARRAY OF CHAR; line, col, hint: INTEGER);

BEGIN

    IF hint = 0 THEN

        C.String("  hint ("); C.Int(line); C.String(":"); C.Int(col); C.String(") ");

        C.String("variable '"); C.String(name); C.StringLn("' never used")

    END

END HintMsg;

PROCEDURE WarningMsg* (line, col, warning: INTEGER);

BEGIN

    C.String("  warning ("); C.Int(line); C.String(":"); C.Int(col); C.String(") ");

    CASE warning OF

    |0: C.StringLn("passing a string value as a fixed array")

    |1: C.StringLn("endless FOR loop")

    END

END WarningMsg;

PROCEDURE ErrorMsg* (fname: ARRAY OF CHAR; line, col, errno: INTEGER);

VAR

    str: ARRAY 80 OF CHAR;

BEGIN

    C.Ln;

    C.String("  error  ("); C.Int(errno); C.String(") ("); C.Int(line); C.String(":"); C.Int(col); C.String(") ");

    CASE errno OF

    |  1: str := "missing 'H' or 'X'"

    |  2: str := "missing scale"

    |  3: str := "unclosed string"

    |  4: str := "illegal character"

    |  5: str := "string too long"

    |  6: str := "identifier too long"

    |  7: str := "number too long"

    |  8..12: str := "number too large"

    | 13: str := "real numbers not supported"

    | 21: str := "'MODULE' expected"

    | 22: str := "identifier expected"

    | 23: str := "module name does not match file name"

    | 24: str := "';' expected"

    | 25: str := "identifier does not match module name"

    | 26: str := "'.' expected"

    | 27: str := "'END' expected"

    | 28: str := "',', ';' or ':=' expected"

    | 29: str := "module not found"

    | 30: str := "multiply defined identifier"

    | 31: str := "recursive import"

    | 32: str := "'=' expected"

    | 33: str := "')' expected"

    | 34: str := "syntax error in expression"

    | 35: str := "'}' expected"

    | 36: str := "incompatible operand"

    | 37: str := "incompatible operands"

    | 38: str := "'RETURN' expected"

    | 39: str := "integer overflow"

    | 40: str := "floating point overflow"

    | 41: str := "not enough floating point registers; simplify expression"

    | 42: str := "out of range 0..255"

    | 43: str := "expression is not an integer"

    | 44: str := "out of range 0..MAXSET"

    | 45: str := "division by zero"

    | 46: str := "IV out of range"

    | 47: str := "'OF' or ',' expected"

    | 48: str := "undeclared identifier"

    | 49: str := "type expected"

    | 50: str := "recursive type definition"

    | 51: str := "illegal value of constant"

    | 52: str := "not a record type"

    | 53: str := "':' expected"

    | 54: str := "need to import SYSTEM"

    | 55: str := "pointer type not defined"

    | 56: str := "out of range 0..MAXSET"

    | 57: str := "'TO' expected"

    | 58: str := "not a record type"

    | 59: str := "this expression cannot be a procedure"

    | 60: str := "identifier does not match procedure name"

    | 61: str := "illegally marked identifier"

    | 62: str := "expression should be constant"

    | 63: str := "not enough RAM"

    | 64: str := "'(' expected"

    | 65: str := "',' expected"

    | 66: str := "incompatible parameter"

    | 67: str := "'OF' expected"

    | 68: str := "type expected"

    | 69: str := "result type of procedure is not a basic type"

    | 70: str := "import not supported"

    | 71: str := "']' expected"

    | 72: str := "expression is not BOOLEAN"

    | 73: str := "not a record"

    | 74: str := "undefined record field"

    | 75: str := "not an array"

    | 76: str := "expression is not an integer"

    | 77: str := "not a pointer"

    | 78: str := "type guard not allowed"

    | 79: str := "not a type"

    | 80: str := "not a record type"

    | 81: str := "not a pointer type"

    | 82: str := "type guard not allowed"

    | 83: str := "index out of range"

    | 84: str := "dimension too large"

    | 85: str := "procedure must have level 0"

    | 86: str := "not a procedure"

    | 87: str := "incompatible expression (RETURN)"

    | 88: str := "'THEN' expected"

    | 89: str := "'DO' expected"

    | 90: str := "'UNTIL' expected"

    | 91: str := "incompatible assignment"

    | 92: str := "procedure call of a function"

    | 93: str := "not a variable"

    | 94: str := "read only variable"

    | 95: str := "invalid type of expression (CASE)"

    | 96: str := "':=' expected"

    | 97: str := "not INTEGER variable"

    | 98: str := "illegal value of constant (0)"

    | 99: str := "incompatible label"

    |100: str := "multiply defined label"

    |101: str := "too large parameter of WCHR"

    |102: str := "label expected"

    |103: str := "illegal value of constant"

    |104: str := "type too large"

    |105: str := "access to intermediate variables not allowed"

    |106: str := "qualified identifier expected"

    |107: str := "too large parameter of CHR"

    |108: str := "a variable or a procedure expected"

    |109: str := "expression should be constant"

    |110: str := "out of range 0..65535"

    |111: str := "record [noalign] cannot have a base type"

    |112: str := "record [noalign] cannot be a base type"

    |113: str := "result type of procedure should not be REAL"

    |114: str := "identifiers 'lib_init' and 'version' are reserved"

    |115: str := "recursive constant definition"

    |116: str := "procedure too deep nested"

    |117: str := "string expected"

    |118: str := "'$END', '$ELSE' or '$ELSIF' without '$IF'"

    |119: str := "'$IF', '$ELSIF', '$ELSE' or '$END' expected"

    |120: str := "too many formal parameters"

    |121: str := "multiply defined handler"

    |122: str := "bad divisor"

    |123: str := "illegal flag"

    |124: str := "unknown flag"

    |125: str := "flag not supported"

    END;

    C.StringLn(str);

    C.String("  file:  ");  C.StringLn(fname);

    UTILS.Exit(1)

END ErrorMsg;

PROCEDURE Error1 (s1: ARRAY OF CHAR);

BEGIN

    C.Ln;

    C.StringLn(s1);

    UTILS.Exit(1)

END Error1;

PROCEDURE Error3 (s1, s2, s3: ARRAY OF CHAR);

BEGIN

    C.Ln;

    C.String(s1); C.String(s2); C.StringLn(s3);

    UTILS.Exit(1)

END Error3;

PROCEDURE Error5 (s1, s2, s3, s4, s5: ARRAY OF CHAR);

BEGIN

    C.Ln;

    C.String(s1); C.String(s2); C.String(s3); C.String(s4); C.StringLn(s5);

    UTILS.Exit(1)

END Error5;

PROCEDURE WrongRTL* (ProcName: ARRAY OF CHAR);

BEGIN

    Error5("procedure ", UTILS.RTL_NAME, ".", ProcName, " not found")

END WrongRTL;

PROCEDURE BadParam* (param: ARRAY OF CHAR);

BEGIN

    Error3("bad parameter: ", param, "")

END BadParam;

PROCEDURE FileNotFound* (Path, Name, Ext: ARRAY OF CHAR);

BEGIN

    Error5("file ", Path, Name, Ext, " not found")

END FileNotFound;

PROCEDURE Error* (n: INTEGER);

BEGIN

    CASE n OF

    |201: Error1("writing file error")

    |202: Error1("too many relocations")

    |203: Error1("size of program is too large")

    |204: Error1("size of variables is too large")

    |205: Error1("not enough parameters")

    |206: Error1("bad parameter ")

    |207: Error3('inputfile name extension must be "', UTILS.FILE_EXT, '"')

    |208: Error1("not enough RAM")

    END

END Error;

END ERRORS.