pebblisp/src/env.h

85 lines
1.8 KiB
C

#ifndef ENVIRONMENT_H
#define ENVIRONMENT_H
#include "object.h"
#include "hash.h"
struct StrippedObject {
Type type;
void* data;
};
struct EnvElement {
char* symbol;
struct StrippedObject object;
};
struct Environment;
struct Environment {
struct Environment* outer;
struct ObjectTable table;
int refs;
};
Object deStrip(struct StrippedObject object);
struct Environment* global();
void setGlobal(struct Environment* env);
Object fetchFromEnvironment(const char* name, struct Environment* env);
struct Environment envForLambda(const Object* params, const Object* arguments, int paramCount,
struct Environment* outer);
void addToEnv(struct Environment* env, const char* name, Object obj);
void setInEnv(struct Environment* env, const char* name, Object obj);
void printEnv(struct Environment* env, int printPointers);
void addFunc(const char* name,
Object (* func)(Object*, int, struct Environment*),
struct Environment* env);
void deleteEnv(struct Environment* e);
void shredDictionary();
struct Environment defaultEnv();
struct Environment defaultEnvPreAllocated(struct EnvElement* elements);
int getStructIndex(const char* name);
struct StructDef* getStructAt(int i);
void addStructDef(struct StructDef def);
void printColored(const char* code);
int runTests(int detailed, int specificTest);
fn(segfault, "seg",
"Induces a segfault."
);
fn(help, "?",
"Gets a string with help text or a string representation for the object.\n"
"\n"
" Function help:\n"
" (? islist) => \"(islist (1 2 3)) => T\"\n"
"\n"
" Struct fields:\n"
" (? Output) => \"{ stdout stderr }\"\n"
"\n"
" Other objects:\n"
" (? \"Hello\") => \"Hello\"\n"
"\n"
"Note: The included repl allows you to drop the parentheses."
);
#endif