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Cleanup and change of varcast.

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This commit is contained in:
Christoffer Lerno
2022-03-27 13:22:04 +02:00
parent 78134316b7
commit 131bf5ed34
3 changed files with 21 additions and 21 deletions
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22
lib/std/builtin.c3
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@@ -3,16 +3,34 @@
// a copy of which can be found in the LICENSE_STDLIB file.
module std::builtin;
macro scope(&variable; @body) @autoimport
optenum VarCastResult
{
TYPE_MISMATCH
}
/**
* Stores a variable on the stack, then restores it at the end of the
* macro scope.
*
* @param variable `the variable to store and restore`
**/
macro void scope(&variable; @body) @autoimport
{
$typeof(variable) temp = variable;
defer variable = temp;
@body();
}
/**
* Convert a variant type to a type, returning an failure if there is a type mismatch.
*
* @param v `the variant to convert to the given type.`
* @param $Type `the type to convert to`
* @return `The variant.ptr converted to its type.`
**/
macro varcast(variant v, $Type) @autoimport
{
if (v.type != $Type.typeid) return null;
if (v.type != $Type.typeid) return VarCastResult.TYPE_MISMATCH!;
return ($Type*)v.ptr;
}

9
src/compiler/compiler_internal.h
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@@ -1578,13 +1578,6 @@ extern Type *type_cuint;
extern const char *attribute_list[NUMBER_OF_ATTRIBUTES];
extern const char *builtin_list[NUMBER_OF_BUILTINS];
extern const char *kw_at_return;
extern const char *kw_at_checked;
extern const char *kw_at_ensure;
extern const char *kw_at_optreturn;
extern const char *kw_at_param;
extern const char *kw_at_require;
extern const char *kw_std;
extern const char *kw_max;
extern const char *kw_min;
@@ -1608,8 +1601,6 @@ extern const char *kw_nan;
extern const char *kw_noinline;
extern const char *kw_main;
extern const char *kw_ordinal;
extern const char *kw_reqparse;
extern const char *kw_require;
extern const char *kw_pure;
extern const char *kw_param;
extern const char *kw_ptr;

11
src/compiler/symtab.c
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@@ -39,13 +39,6 @@ static SymTab symtab;
const char *attribute_list[NUMBER_OF_ATTRIBUTES];
const char *builtin_list[NUMBER_OF_BUILTINS];
const char *kw_at_return;
const char *kw_at_checked;
const char *kw_at_ensure;
const char *kw_at_optreturn;
const char *kw_at_param;
const char *kw_at_require;
const char *kw_in;
const char *kw_out;
const char *kw_inout;
@@ -72,8 +65,6 @@ const char *kw_ordinal;
const char *kw_param;
const char *kw_ptr;
const char *kw_pure;
const char *kw_reqparse;
const char *kw_require;
const char *kw_std;
const char *kw_sizeof;
const char *kw_values;
@@ -159,7 +150,7 @@ void symtab_init(uint32_t capacity)
kw_param = KW_DEF("param");
kw_ptr = KW_DEF("ptr");
kw_pure = KW_DEF("pure");
kw_require = KW_DEF("require");
KW_DEF("require");
kw_std = KW_DEF("std");
kw_values = KW_DEF("values");
kw_incr = KW_DEF("incr");