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lang: add var keyword for variable declarations

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the var keyword allows greater control over what scope a
particular variable exists in. it clarifies whether a new
variable is being defined or an existing variable is being
assigned to. it will also facilitate the implementation of
global variables.
This commit is contained in:
max 🍓
2025-04-15 11:02:47 +01:00
parent abebdb595a
commit e430b7b2f1
9 changed files with 190 additions and 4 deletions
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9
lang/codegen/expr.c
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@@ -1,3 +1,4 @@
#include "../debug.h"
#include "codegen.h"
#include <stdio.h>
@@ -25,7 +26,7 @@ static struct code_generator_result gen_int(
{
struct expr_codegen_state *expr = (struct expr_codegen_state *)state;
printf("codegen: got int\n");
debug_printf("codegen: got int\n");
struct ivy_ast_int_node *int_node = (struct ivy_ast_int_node *)node;
struct mie_value *value
@@ -46,7 +47,7 @@ static struct code_generator_result gen_op(
{
struct expr_codegen_state *expr = (struct expr_codegen_state *)state;
printf("codegen: got operator\n");
debug_printf("codegen: got operator\n");
struct mie_value *left = codegen_pop_value(gen);
struct mie_value *right = codegen_pop_value(gen);
@@ -100,14 +101,14 @@ static struct code_generator_result gen_op(
static enum ivy_status state_init(
struct ivy_codegen *gen, struct code_generator_state *state)
{
printf("codegen: start of expression\n");
debug_printf("codegen: start of expression\n");
return IVY_OK;
}
static enum ivy_status state_fini(
struct ivy_codegen *gen, struct code_generator_state *state)
{
printf("codegen: end of expression\n");
debug_printf("codegen: end of expression\n");
return IVY_OK;
}