Files
Chloride/src/runtime/declaration/declaration.c

25 lines
1.2 KiB
C

/*
* SPDX-FileCopyrightText: 2025 William Bell
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#include "declaration.h"
ArErr runtime_declaration(Translated *translated, RuntimeState *state,
struct Stack *stack) {
int64_t length = pop_bytecode(translated, state);
int64_t offset = pop_bytecode(translated, state);
int64_t prehash = pop_bytecode(translated, state);
int64_t from_register = pop_byte(translated, state);
int64_t source_location_index = pop_bytecode(translated, state);
uint64_t hash = runtime_hash(arena_get(&translated->constants, offset), length, prehash);
ArgonObject * exists = hashmap_lookup_GC(stack->scope, hash);
if (exists) {
SourceLocation *source_location = darray_get(&translated->source_locations, source_location_index);
return create_err(source_location->line, source_location->column, source_location->length, state->path, "Runtime Error", "Identifier '%.*s' has already been declared in the current scope", length, arena_get(&translated->constants, offset));
}
ArgonObject * key = new_string_object(arena_get(&translated->constants, offset), length);
hashmap_insert_GC(stack->scope, hash, key, state->registers[from_register], 0);
return no_err;
}