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gal1.raku
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use fatal;
class Gal_Class
{
}
class Symbol is Gal_Class
{
has $.Symbol_Owner is rw;
has $.Symbol_Value is rw;
}
class Number_Symbol is Symbol
{
has Real $.Symbol_Value is rw;
}
class String_Symbol is Symbol
{
has Str $.Symbol_Value is rw;
}
class Entity_Symbol is Symbol
{
has $.Symbol_Value is rw;
}
class Flag_Symbol is Symbol
{
has Bool $.Symbol_Value is rw;
}
class Attribute is Symbol
{
has Real $.Attribute_Certainty is rw = 0;
has $.Attribute_Entity is rw;
has $.Attribute_Value is rw;
method Assign($Value, Real $Certainty = 0)
{
$.Attribute_Value = $Value;
$.Attribute_Certainty = $Certainty;
}
method Get_Certainty()
{
return $.Attribute_Certainty;
}
method Get_Value()
{
return $.Attribute_Value;
}
}
# "Token\.gal"
class Factory {...}
class Block {...}
class Statement {...}
class Operation {...}
class Syntax {...}
class Keyvalue {...}
class Compiler {...}
class Token
{
has $.Class_Owner is rw;
has Str $.Debug is rw;
has $.Document is rw;
has Int $.End_Position is rw;
has Str $.Error is rw;
has Str $.Fallback is rw;
has Str $.Gal is rw;
has Str $.Input is rw;
has Bool $.Is_Verb is rw = False;
has Str $.Javascript is rw;
has $.Method_Context is rw;
has $.Method_Name is rw;
has Str $.Mumps is rw;
has $.Parent is rw;
has Str $.Python is rw;
has Int $.Start_Position is rw;
has Str $.Test_Case is rw;
has Str $.Usage is rw;
has $.Variable_Context is rw;
method Append(Str $Character, Str $Next)
{
return False if !self.Predict($Character, $Next);
$.Input ~= $Character;
$.End_Position++;
return True;
}
method Attributes() { }
method Class_Export() { }
method Compare($Element)
{
my Int $My_End = $.End_Position;
my Int $Elem_End = $Element.End_Position;
return 1 if $My_End > $Elem_End;
return -1 if $My_End < $Elem_End;
my Int $My_Start = $.Start_Position;
my Int $Elem_Start = $Element.Start_Position;
return -1 if $My_Start > $Elem_Start;
return 1 if $My_Start < $Elem_Start;
return 0;
}
method Debug_Generate()
{
$.Debug = $.Input;
}
method Enquote(Str $Text)
{
return "'$Text'" if !($Text.contains("'"));
return "\"$Text\"" if !($Text.contains("\""));
return "`$Text`" if !($Text.contains("`"));
return "“$Text”" if (!($Text.contains("“"))) && (!($Text.contains("”")));
return "‘$Text’" if (!($Text.contains("‘"))) && (!($Text.contains("’")));
return "«$Text»" if (!($Text.contains("«"))) && (!($Text.contains("»")));
return "‹$Text›" if (!($Text.contains("‹"))) && (!($Text.contains("›")));
return "'ERROR gal token DEEPLY ENQUOTED STRING FAILED HERE'";
}
method Fallback_Generate()
{
$.Fallback = $.Input;
}
method Gal_Code()
{
return $.Input;
}
method Gal_Generate()
{
$.Gal = $.Input;
}
method Get_Input()
{
return $.Input;
}
method Javascript_Atom(Int $Precedence)
{
my Str $Code = $.Javascript;
return $Code;
}
method Javascript_Generate()
{
$.Javascript = $.Input;
}
method Model() { }
method Mumps_Generate()
{
$.Mumps = $.Input;
}
method Predict(Str $Character, Str $Next)
{
return False;
}
method Process_Arguments() { }
method Python_Atom(Int $Precedence)
{
return $.Python;
}
method Python_Generate()
{
$.Python = $.Input;
}
method Structure() { }
method Test_Generate()
{
my Str $Code = "";
if defined($.Gal)
{
$Code ~= " gal = " ~ self.Enquote($.Gal) ~ ";\n";
}
if defined($.Fallback)
{
$Code ~= " fallback = " ~ self.Enquote($.Fallback) ~ ";\n";
}
if defined($.Python)
{
$Code ~= " python = " ~ self.Enquote($.Python) ~ ";\n";
}
if defined($.Javascript)
{
$Code ~= " javascript = " ~ self.Enquote($.Javascript) ~ ";\n";
}
if $Code gt ""
{
my Str $Full_Code = "test case " ~ self.^name ~ " \{\n$Code\}\n";
$.Test_Case = $Full_Code;
}
}
method To_String()
{
my Str $String = $.^name ~ " " ~ $.Input ~ " " ~ $.Start_Position ~ "-" ~ $.End_Position;
if defined($.Error)
{
$String ~= " ERROR<" ~ $.Error ~ ">";
}
return $String;
}
method Verb_Export() { }
}
class Token_Space is Token
{
method Predict(Str $Character, Str $Next)
{
return ($Character ~~ m/\s/);
}
}
class Value_Token is Token { }
class Token_Name is Value_Token
{
method Append(Str $Character, Str $Next)
{
return False if ($Character ~~ m/\s/);
return False if "\[\]\{\}<>\(\);,\"`".contains($Character);
return False if $Character eq "'";
$.Input ~= $Character;
$.End_Position++;
return True;
}
method Javascript_Generate()
{
my Str $Code = $.Input;
if $Code.contains(":")
{
if ($Code.substr(0, 1)) eq ":"
{
$Code = $Code.substr(1);
}
$Code = $Code.subst(":", "_", :g);
}
$.Javascript = $Code;
}
method Predict(Str $Character, Str $Next)
{
return False if ($Character ~~ m/\s/);
return False if "\[\]\{\}<>\(\);,\"`".contains($Character);
return False if $Character eq "'";
return True;
}
method Python_Generate()
{
my Str $Code = $.Input;
if $Code.contains(":")
{
if ($Code.substr(0, 1)) eq ":"
{
$Code = $Code.substr(1);
}
$Code = $Code.subst(":", "_", :g);
# $writeline "Token\.Name " $.Input "-->" $Code
}
$.Python = $Code;
}
method Unquoted()
{
my Str $Text = $.Input;
return $Text;
}
}
class Token_Class_Name is Token_Name
{
method Predict(Str $Character, Str $Next)
{
return False if ($Character ~~ m/\s/);
return False if $Character ne ":";
return False if ($Next ~~ m/\s/);
return True;
}
}
class Number is Value_Token
{
method Predict(Str $Character, Str $Next)
{
return "0123456789\.-".contains($Character);
}
}
class Quote is Value_Token
{
method Append(Str $Character, Str $Next)
{
my Str $Text = $.Input;
my Str $First = $Text.substr(0, 1);
my Str $Last = $Text.substr(*-1);
return False if ($First eq $Last) && (($Text.chars()) > 1);
$.Input ~= $Character;
$.End_Position++;
return True;
}
method Fallback_Generate()
{
my Str $Code = $.Input;
if $.Input.contains("\n")
{
my Str $Line;
my Str $Expressions = "";
my Str $Q = $Code.substr(0, 1);
$Code = $Code.substr(1, ($Code.chars()) - 2);
for split("\n", $Code) -> $Line
{
if $Expressions ne ""
{
$Expressions ~= " \[line\] ";
}
$Expressions ~= $Q ~ $Line ~ $Q;
}
$Code = "\(append $Expressions\)";
}
$.Fallback = $Code;
}
method Gal_Generate()
{
my Str $Code = $.Input;
if $.Input.contains("\n")
{
my Str $Line;
my Str $Expressions = "";
my Str $Q = $Code.substr(0, 1);
$Code = $Code.substr(1, ($Code.chars()) - 2);
for split("\n", $Code) -> $Line
{
if $Expressions ne ""
{
$Expressions ~= " \[line\] ";
}
$Expressions ~= $Q ~ $Line ~ $Q;
}
$Code = "\(append $Expressions\)";
}
$.Gal = $Code;
}
method Javascript_Generate()
{
my Str $Input = $.Input;
if $Input.contains("\\")
{
$Input = $Input.subst("\\", "\\\\", :g);
}
$.Javascript = $Input;
}
method Predict(Str $Character, Str $Next)
{
return (($Character eq "\"") || ($Character eq "'")) || ($Character eq "`");
}
method Python_Generate()
{
my Str $Input = $.Input;
if $Input.contains("\\")
{
$Input = $Input.subst("\\", "\\\\", :g);
}
my Str $Q = $Input.substr(0, 1);
my Str $Middle = $Input.substr(1, ($Input.chars()) - 2);
if ($Middle.contains("\n")) || ($Q eq "`")
{
$Q = "'''";
}
my Str $Code = $Q ~ $Middle ~ $Q;
$.Python = $Code;
}
method Unquoted()
{
my Str $Text = $.Input;
my Int $Length = $Text.chars();
my Str $Middle = $Text.substr(1, $Length - 2);
return $Middle;
}
}
class Boundary_Token is Token
{
method Append(Str $Character, Str $Next)
{
return False;
}
}
class Start_Token is Boundary_Token { }
class End_Token is Boundary_Token { }
class Token_Semi is End_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq ";";
}
}
class Token_Block_Start is Start_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "\{";
}
}
class Token_Block_End is End_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "\}";
}
}
class Token_Operation_Start is Start_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "\(";
}
}
class Token_Operation_End is End_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "\)";
}
}
class Token_Syntax_Start is Start_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "\[";
}
}
class Token_Syntax_End is End_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "\]";
}
}
class Token_Keyvalue_Start is Start_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq "<";
}
}
class Token_Keyvalue_End is End_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq ">";
}
}
class Token_Comma is Boundary_Token
{
method Predict(Str $Character, Str $Next)
{
return $Character eq ",";
}
}
# "Element\.gal"
class Gal {...}
class Python {...}
class Javascript {...}
class Sql {...}
class Element
{
our $.Js_Precedence = 99;
our $.Verbose = False;
has $.Block is rw;
has $.Class_Context is rw;
has $.Class_Owner is rw;
has Str $.Data_Type is rw;
has Str $.Debug is rw;
has Str $.Dialect is rw = "";
has $.Document is rw;
has @.Document_Body is rw;
has @.Elements is rw;
has Int $.End_Position is rw = -1;
has Str $.Error is rw;
has Str $.Fallback is rw;
has Str $.Fallback_Declaration is rw;
has Str $.Gal is rw;
has Str $.Gal_Declaration is rw;
has Str $.Input is rw = "";
has Bool $.Is_Verb is rw = False;
has Str $.Java is rw;
has Str $.Javascript is rw;
has $.Method_Context is rw;
has $.Method_Name is rw;
has Str $.Method_Signature is rw = "";
has Str $.Mumps is rw;
has $.Parent is rw;
has Str $.Php is rw;
has Str $.Python is rw;
has Bool $.Re_Structure is rw = True;
has Str $.Sql is rw;
has Int $.Start_Position is rw = -1;
has Str $.Test_Case is rw;
has @.Tokens is rw;
has Str $.Usage is rw = "";
has $.Variable_Context is rw;
method Am($Other)
{
my Str $My_Text = self.To_String();
my Str $Other_Text = $Other.To_String();
return $My_Text eq $Other_Text;
}
method Am_Earlier($Other)
{
return True if !(($Other ~~ Element));
return True if $Other.Start_Position < 0;
return False if $.Start_Position < 0;
return $.Start_Position < $Other.Start_Position;
}
method Argument_String()
{
my $Argument;
my Str $Args_Code = "";
my Str $Between = "";
for @.Arguments -> $Argument
{
if ($Argument ~~ Quote)
{
$Args_Code ~= $Argument.Unquoted();
}
else
{
$Args_Code ~= $Between ~ $Argument.Gal_Code();
$Between = " ";
}
}
return $Args_Code;
}
method Attributes() { }
method Base_Model()
{
# $writeline " Element Model " $.^name
my $This_Element;
for @.Document_Body -> $This_Element
{
# "writeline ' - model ' \(\. This_Element To_String\);"
try {
$This_Element.Model();
CATCH { default {
my $Error = .Str;
;
say "ERROR modeling " ~ $This_Element.To_String() ~ ": $Error";
$This_Element.Error = $Error;
} } }
}
}
method Base_Structure() { }
method Child_Attributes()
{
my $Element;
for @.Document_Body -> $Element
{
my Str $Error;
try {
$Element.Attributes();
$Element.Process_Arguments();
CATCH { default {
my $Error = .Str;
# $debug
say "Child_Attributes error <$Error> on Element " ~ $Element.To_String();
$Element.Error = $Error;
} } }
}
}
method Class_Export() { }
method Code_Context()
{
my Int $Start = $.Start_Position;
my Int $End = $.End_Position;
my Int $Length = ($End - $Start) + 1;
my Int $Window = 50;
my Int $Before = $Start - $Window;
my Int $BL = $Window;
if $Before < 0
{
$BL = $Window + $Before;
$Before = 0;
}
my Str $Prefix = $.Document.Input.substr($Before, $BL);
my Str $Middle = $.Document.Input.substr($Start, $Length);
my Str $Suffix = $.Document.Input.substr($End + 1, $Window);
my Str $Context = $Prefix ~ "<*$Middle*>$Suffix";
return $Context;
}
method Compare($Element)
{
my Int $My_End = $.End_Position;
my Int $Elem_End = $Element.End_Position;
return 1 if $My_End > $Elem_End;
return -1 if $My_End < $Elem_End;
my Int $My_Start = $.Start_Position;
my Int $Elem_Start = $Element.Start_Position;
return -1 if $My_Start > $Elem_Start;
return 1 if $My_Start < $Elem_Start;
return 0;
}
method Debug_Generate()
{
die "Must Override Debug_Generate";
}
method Enquote(Str $Text)
{
return "'$Text'" if !($Text.contains("'"));
return "\"$Text\"" if !($Text.contains("\""));
return "`$Text`" if !($Text.contains("`"));
return "“$Text”" if (!($Text.contains("“"))) && (!($Text.contains("”")));
return "‘$Text’" if (!($Text.contains("‘"))) && (!($Text.contains("’")));
return "«$Text»" if (!($Text.contains("«"))) && (!($Text.contains("»")));
return "‹$Text›" if (!($Text.contains("‹"))) && (!($Text.contains("›")));
return "'ERROR gal element DEEPLY ENQUOTED STRING FAILED HERE'";
}
method Failure_Message(Str $Problem_Desc)
{
my Str $Message = $Problem_Desc ~ "\. ";
$Message ~= self.Gal_Code() ~ " ";
$Message ~= self.Code_Context();
return $Message;
}
method Fallback_Args()
{
my $Argument;
my Str $Args_Gal = "";
for @.Listargs -> $Argument
{
my Str $Arg_Gal = $Argument.Fallback;
$Args_Gal ~= " $Arg_Gal";
}
return $Args_Gal;
}
method Fallback_Arguments()
{
my $Argument;
my Str $Args_Code = "";
for @.Arguments -> $Argument
{
$Args_Code ~= " " ~ $Argument.Fallback;
}
return $Args_Code;
}
method Fallback_Block()
{
return $.Block.Fallback if defined($.Block);
return ";";
}
method Fallback_Generate()
{
$.Fallback = $.Gal;
}
method Gal_Add_Element($Child_Element)
{
# $writeline "append element " $.^name
if $Child_Element.End_Position > $.End_Position
{
$.End_Position = $Child_Element.End_Position;
}
@.Elements.push($Child_Element);
}
method Gal_Add_Token($Token)
{
return -1;
}
method Gal_Block()
{
my Str $Gal_Code = ";";
if (defined($.Block)) && (defined($.Block.Gal))
{
$Gal_Code = $.Block.Gal;
}
return $Gal_Code;
}
method Gal_Code()
{
my Int $Start = $.Start_Position;
my Int $End = $.End_Position;
my Int $Length = ($End - $Start) + 1;
my Str $Code = $.Document.Input.substr($Start, $Length);
return $Code;
}
method Gal_Generate()
{
die "Must Override Gal_Generate";
}
method Gal_Parse()
{
Gal.Parse_Element(self);
}
method Gal_Tokenize()
{
my Str $Text = $.Input;
my Str $Char = $Text.substr(0, 1);
my Str $Next = $Text.substr(1, 1);
my Int $End = ($Text.chars()) - 1;
my Int $Position = 0;
my $Token = Factory.Create_Token($Char, $Next, $Position);
if !(($Token ~~ Token_Space))
{
@.Tokens.push($Token);
}
for 1..$End -> $Position
{
$Char = $Text.substr($Position, 1);
if $Position < $End
{
$Next = $Text.substr($Position + 1, 1);
}
else
{
$Next = "";
}
next if $Token.Append($Char, $Next);
$Token = Factory.Create_Token($Char, $Next, $Position);
return False if !$Token;
next if ($Token ~~ Token_Space);
@.Tokens.push($Token);
}
return True;
}
method Get_Input()
{
return "<no document>" if !(defined($.Document));
return "<negative start>" if $.Start_Position < 0;
my Int $String_Length = ($.End_Position - $.Start_Position) + 1;
my Str $Input = $.Document.Input;
my Int $Start = $.Start_Position;
my Str $Text = $Input.substr($Start, $String_Length);
return $Text;
}
method Indent(Str $Input)
{
my @Lines = split("\n", $Input);
my Str $Line;
my Str $Indented = "";
for @Lines -> $Line
{
if $Line gt ""
{
$Indented ~= " $Line\n";
}
}
return $Indented;
}
method Inference_Context()
{
return "" if !(defined($.Parent));
return $.Parent.Inference_Context();
}
method Java_Generate()
{
die "Must Override Java_Generate";
}
method Javascript_Args(Str $Separator)
{
my $Argument;
my Str $Args_Js = "";
my Str $Between = "";
for @.Listargs -> $Argument
{
if !(defined($Argument.Javascript))
{
die "Argument Javascript not defined: " ~ $Argument.Gal;
}
my Str $Arg_Js = $Argument.Javascript;
$Args_Js ~= $Between ~ $Arg_Js;
$Between = $Separator;
}
return $Args_Js;
}
method Javascript_Arguments(Str $Separator)
{
my $Argument;
my Str $Args_Js = "";
my Str $Between = "";
for @.Arguments -> $Argument
{
my Str $Arg_Js = $Argument.Javascript;
$Args_Js ~= $Between ~ $Arg_Js;
$Between = $Separator;
}
return $Args_Js;
}
method Javascript_Atom(Int $Precedence)
{
my Str $Code = $.Javascript;
try
{
if $Precedence > $.Js_Precedence
{
$Code = "\($Code\)";
}
}
return $Code;
}
method Javascript_Block()
{
try
{
if (defined($.Block)) && (defined($.Block.Javascript))
{
return $.Block.Javascript if $.Block.Javascript gt "";
}
}
return " \{ \} ";
}
method Javascript_Generate()
{
die $.^name ~ " must override Javascript_Generate";
}
method Javascript_Parse()
{
# TODO: Parse this element's tokens into Javascript language elements.
Javascript.Parse_Element(self);
}
method Javascript_Statements()
{
try
{
if (defined($.Block)) && (defined($.Block.Javascript_Statements))
{
return $.Block.Javascript_Statements if $.Block.Javascript_Statements gt "";
}
}
return "";
}
method Lookup(Str $Element_Name)
{
return $.Parent.Lookup($Element_Name) if $.Parent;
return False;
}
method Model() { }
method Mumps_Args(Str $Separator)
{
my $Argument;
my Str $Args_M = "";
my Str $Between = "";
for @.Listargs -> $Argument
{
my Str $Arg_M = $Argument.Mumps;
$Args_M ~= $Between ~ $Arg_M;
$Between = $Separator;
}
return $Args_M;
}
method Mumps_Arguments(Str $Separator)
{
my $Argument;
my Str $Args_M = "";
my Str $Between = "";
for @.Arguments -> $Argument
{
my Str $Arg_M = $Argument.Mumps;
$Args_M ~= $Between ~ $Arg_M;
$Between = $Separator;
}
return $Args_M;
}
method Mumps_Generate()
{
die $.^name ~ " must override Mumps_Generate";
}
method Pascal_Case(Str $Input)
{
my Str $Name = $Input.lc();
my @Words = split("_", $Name);
my Str $Pascal = "";
my Int $I;
my Int $End = (@Words.elems) - 1;
my Str $W;
my Str $Between = "";
my Str $One_Word;
for 0..$End -> $I
{
$W = @Words[$I];
$One_Word = "$W.substr(0, 1).uc()" ~ $W.substr(1);
$Pascal ~= $Between ~ $One_Word;
$Between = "_";
}
return $Pascal;
}
method Php_Generate()
{
die "Must Override Php_Generate";
}
method Pre_Fallback() { }
method Process_Arguments() { }
method Python_Args(Str $Separator)
{
my $Argument;
my Str $Args_Py = "";
my Str $Between = "";
for @.Listargs -> $Argument
{
if !(defined($Argument.Python))
{
die "Argument Python not defined: " ~ $Argument.Gal;
}
my Str $Arg_Py = $Argument.Python;
$Args_Py ~= $Between ~ $Arg_Py;
$Between = $Separator;
}
return $Args_Py;
}
method Python_Arguments(Str $Separator)
{
my $Argument;
my Str $Args_Py = "";
my Str $Between = "";
for @.Arguments -> $Argument
{
my Str $Arg_Py = $Argument.Python;
$Args_Py ~= $Between ~ $Arg_Py;
$Between = $Separator;
}
return $Args_Py;
}
method Python_Atom(Int $Precedence)
{
my Str $Code = $.Python;
try
{
if $Precedence > $.Js_Precedence
{
$Code = "\($Code\)";
}
}
return $Code;
}
method Python_Block()
{
try
{
if (defined($.Block)) && (defined($.Block.Python))
{
return $.Block.Python if $.Block.Python gt "";
}
}
return ":\n pass\n";
}
method Python_Generate()
{
die $.^name ~ " must override Python_Generate";
}
method Python_Parse()
{
# TODO: Parse this element's tokens into Python language elements.
Python.Parse_Element(self);
}
method Python_Statements()
{
try
{
if (defined($.Block)) && (defined($.Block.Python_Statements))
{
return $.Block.Python_Statements if $.Block.Python_Statements gt "";
}
}
return "";
}
method Python_String_Args(Str $Separator)
{
my $Argument;
my Str $Args_Py = "";
my Str $Between = "";
for @.Listargs -> $Argument
{
if !(defined($Argument.Python))
{
die "Argument Python not defined: " ~ $Argument.Gal;
}
my Str $Arg_Py = $Argument.Python;
if ($Argument ~~ Quote)
{
$Args_Py ~= $Between ~ $Arg_Py;
}
else
{
$Args_Py ~= $Between ~ "str\($Arg_Py\)";
}
$Between = $Separator;
}
return $Args_Py;
}
method Sql_Generate()
{
die $.^name ~ " must override Sql_Generate";
}
method Sql_Parse()
{
# TODO: Parse this element's tokens into SQL language elements.
Sql.Parse_Element(self);
}
method String_Info()
{
return "\.";
}
method Structure()
{
return if !$.Re_Structure;
$.Re_Structure = False;
# $writeline " Element Structure " $.^name
self.Base_Structure();
my $Element;
for @.Elements -> $Element
{
if (defined($.Method_Context)) && (!(defined($Element.Method_Context)))
{
$Element.Method_Context = $.Method_Context;
}
if (defined($.Variable_Context)) && (!(defined($Element.Variable_Context)))
{
$Element.Variable_Context = $.Variable_Context;
}
# $.= $Element $Parent self
$Element.Structure();
}
}
method Test(@Errors, Bool $Verbose)