1 files changed, 20 insertions, 11 deletions
diff --git a/environment.h b/environment.h
index a03ccd42..64b59594 100644
--- a/environment.h
+++ b/environment.h
@@ -6,21 +6,30 @@
 #include "builtins/table.h"
 
 typedef struct {
-	table_t globals, types;
-	table_t *locals;
-	CORD imports;
-	CORD typedefs;
-	CORD typecode;
-	CORD staticdefs;
-	CORD funcs;
-	CORD main;
+    CORD imports;
+    CORD typedefs;
+    CORD typecode;
+    CORD staticdefs;
+    CORD funcs;
+    CORD main;
+} compilation_unit_t;
+
+typedef struct {
+    table_t *types, *globals, *locals;
+    compilation_unit_t *code;
 } env_t;
 
 typedef struct {
-	CORD code;
-	type_t *type;
+    CORD code;
+    type_t *type;
 } binding_t;
 
-env_t *new_environment(void);
+env_t *new_compilation_unit(void);
+env_t *fresh_scope(env_t *env);
+__attribute__((noreturn))
+void compiler_err(file_t *f, const char *start, const char *end, const char *fmt, ...);
+binding_t *get_binding(env_t *env, const char *name);
+void set_binding(env_t *env, const char *name, binding_t *binding);
+#define code_err(ast, ...) compiler_err((ast)->file, (ast)->start, (ast)->end, __VA_ARGS__)
 
 // vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0