TorqueGameEngines/Torque3D
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tscript change

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Adds the ability to declare defaults for function arguments

eg
function testFunc(%x = 1, %y = 1)
{
    return %x + %y;
}

can now be called as
testFunc(10) and it will return the value of 11.
This commit is contained in:
marauder2k7 2025-11-15 17:34:33 +00:00
parent 7e64493dbf
commit b0f8a5f9bd
8 changed files with 1375 additions and 1206 deletions
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28
Engine/source/console/torquescript/CMDgram.y
View file

@ -138,6 +138,7 @@ struct Token
%type <slot> slot_acc
%type <intslot> intslot_acc
%type <stmt> expression_stmt
%type <var> param
%type <var> var_list
%type <var> var_list_decl
%type <asn> assign_op_struct
@ -242,12 +243,31 @@ var_list_decl
;
var_list
: VAR
{ $$ = VarNode::alloc( $1.lineNumber, $1.value, NULL ); }
| var_list ',' VAR
{ $$ = $1; ((StmtNode*)($1))->append((StmtNode*)VarNode::alloc( $3.lineNumber, $3.value, NULL ) ); }
: param
{ $$ = $1; }
| var_list ',' param
{ $$ = $1; ((StmtNode*)($1))->append((StmtNode*)$3 ); }
;
param
: VAR
{
$$ = VarNode::allocParam($1.lineNumber, $1.value, NULL);
}
| VAR '?'
{
$$ = VarNode::allocParam($1.lineNumber, $1.value, NULL);
}
| VAR '=' expr
{
$$ = VarNode::allocParam($1.lineNumber, $1.value, $3);
}
| VAR '?' '=' expr
{
$$ = VarNode::allocParam($1.lineNumber, $1.value, $4);
}
;
datablock_decl
: rwDATABLOCK class_name_expr '(' expr parent_block ')' '{' slot_assign_list_opt '}' ';'
{ $$ = ObjectDeclNode::alloc( $1.lineNumber, $2, $4, NULL, $5.value, $8, NULL, true, false, false); }