Files
Toy/source/toy_string.h
Kayne Ruse f06218b9cd 'print' now works as expected
String literals are now stored in the bucket mid-compilation, but this
is fine, as the buckets are freed one the bytecode is complete.
2026-04-06 23:08:17 +10:00

58 lines
1.6 KiB
C

#pragma once
#include "toy_common.h"
#include "toy_bucket.h"
//forward declare
union Toy_String_t;
//rope pattern, conforming to the C spec - see #158
typedef enum Toy_StringType {
TOY_STRING_NODE,
TOY_STRING_LEAF,
} Toy_StringType;
typedef struct Toy_StringInfo {
Toy_StringType type;
unsigned int length;
unsigned int refCount;
unsigned int cachedHash;
} Toy_StringInfo;
typedef struct Toy_StringNode {
Toy_StringInfo _padding;
union Toy_String_t* left;
union Toy_String_t* right;
} Toy_StringNode;
typedef struct Toy_StringLeaf {
Toy_StringInfo _padding;
const char* data;
} Toy_StringLeaf;
typedef union Toy_String_t {
Toy_StringInfo info;
Toy_StringNode node;
Toy_StringLeaf leaf;
} Toy_String;
//
TOY_API Toy_String* Toy_toString(Toy_Bucket** bucketHandle, const char* cstring);
TOY_API Toy_String* Toy_toStringLength(Toy_Bucket** bucketHandle, const char* cstring, unsigned int length);
TOY_API Toy_String* Toy_createStringLength(Toy_Bucket** bucketHandle, const char* cstring, unsigned int length);
TOY_API Toy_String* Toy_copyString(Toy_String* str);
TOY_API Toy_String* Toy_concatStrings(Toy_Bucket** bucketHandle, Toy_String* left, Toy_String* right);
TOY_API void Toy_freeString(Toy_String* str);
TOY_API unsigned int Toy_getStringLength(Toy_String* str);
TOY_API unsigned int Toy_getStringRefCount(Toy_String* str);
TOY_API char* Toy_getStringRaw(Toy_String* str); //allocates the buffer on the heap, needs to be freed
TOY_API int Toy_compareStrings(Toy_String* left, Toy_String* right); //return value mimics strcmp()
TOY_API unsigned int Toy_hashString(Toy_String* string);