mostly there except need to implement one more hash map

1 files changed, 42 insertions, 0 deletions

diff --git a/scope.c b/scope.c
new file mode 100644
index 0000000..076f1a6
--- /dev/null
+++ b/scope.c
@@ -0,0 +1,42 @@
+#include "scope.h"
+#include <stdlib.h>
+
+static void scope_init(struct scope* scope) {}
+
+static void scope_destroy(struct scope* scope) {}
+
+unsigned long long hash_name(const char* name) {
+    unsigned long long hash = 0, i = 0;
+    while (name[i] != 0) hash = (hash << 5) - hash + name[i++];
+    return hash;
+}
+
+void scope_push(struct scope** p_scope) {
+    struct scope* inner_scope = calloc(1, sizeof(struct scope));
+    scope_init(inner_scope);
+    inner_scope->next_out = *p_scope;
+    *p_scope = inner_scope;
+}
+
+void scope_pop(struct scope** p_scope) {
+    struct scope* discarded_scope = *p_scope;
+    *p_scope = (*p_scope)->next_out;
+    scope_destroy(discarded_scope);
+    free(discarded_scope);
+}
+
+bool scope_get_type(
+    const struct scope* scope,
+    struct type_def* p_entry,
+    const char* name
+) {}
+
+void scope_define_type(struct scope* scope, struct type_def type) {}
+
+bool scope_get_var(
+    const struct scope* scope,
+    struct var_def* p_entry,
+    const char* name
+) {}
+
+void scope_define_var(struct scope* scope, struct var_def var) {}