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Added 'name' to string types

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This commit is contained in:
Kayne Ruse
2024-10-07 14:13:39 +11:00
parent ff13b5cf38
commit d62ee2a9a3
3 changed files with 132 additions and 6 deletions
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53
source/toy_string.c
View File

@@ -53,6 +53,20 @@ Toy_String* Toy_createStringLength(Toy_Bucket** bucketHandle, const char* cstrin
return ret;
}
TOY_API Toy_String* Toy_createNameString(Toy_Bucket** bucketHandle, const char* cname) {
int length = strlen(cname);
Toy_String* ret = (Toy_String*)Toy_partitionBucket(bucketHandle, sizeof(Toy_String) + length + 1); //TODO: compensate for partitioning more space than bucket capacity
ret->type = TOY_STRING_NAME;
ret->length = length;
ret->refCount = 1;
memcpy(ret->as.name.data, cname, length);
ret->as.name.data[length] = '\0';
return ret;
}
Toy_String* Toy_copyString(Toy_Bucket** bucketHandle, Toy_String* str) {
if (str->refCount == 0) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Can't copy a string with refcount of zero\n" TOY_CC_RESET);
@@ -69,17 +83,30 @@ Toy_String* Toy_deepCopyString(Toy_Bucket** bucketHandle, Toy_String* str) {
}
Toy_String* ret = (Toy_String*)Toy_partitionBucket(bucketHandle, sizeof(Toy_String) + str->length + 1); //TODO: compensate for partitioning more space than bucket capacity
//
ret->type = TOY_STRING_LEAF;
ret->length = str->length;
ret->refCount = 1;
deepCopyUtil(ret->as.leaf.data, str); //copy each leaf into the buffer
ret->as.leaf.data[ret->length] = '\0';
if (str->type == TOY_STRING_NODE || str->type == TOY_STRING_LEAF) {
ret->type = TOY_STRING_LEAF;
ret->length = str->length;
ret->refCount = 1;
deepCopyUtil(ret->as.leaf.data, str); //copy each leaf into the buffer
ret->as.leaf.data[ret->length] = '\0';
}
else {
ret->type = TOY_STRING_NAME;
ret->length = str->length;
ret->refCount = 1;
memcpy(ret->as.name.data, str->as.name.data, str->length);
ret->as.name.data[ret->length] = '\0';
}
return ret;
}
Toy_String* Toy_concatStrings(Toy_Bucket** bucketHandle, Toy_String* left, Toy_String* right) {
if (left->type == TOY_STRING_NAME || right->type == TOY_STRING_NAME) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Can't concatenate a name string\n" TOY_CC_RESET);
exit(-1);
}
if (left->refCount == 0 || right->refCount == 0) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Can't concatenate a string with refcount of zero\n" TOY_CC_RESET);
exit(-1);
@@ -112,6 +139,11 @@ int Toy_getStringRefCount(Toy_String* str) {
}
char* Toy_getStringRawBuffer(Toy_String* str) {
if (str->type == TOY_STRING_NAME) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Can't get raw string buffer of a name string\n" TOY_CC_RESET);
exit(-1);
}
if (str->refCount == 0) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Can't get raw string buffer of a string with refcount of zero\n" TOY_CC_RESET);
exit(-1);
@@ -204,6 +236,15 @@ int Toy_compareStrings(Toy_String* left, Toy_String* right) {
return left->length - right->length;
}
if (left->type == TOY_STRING_NAME || right->type == TOY_STRING_NAME) {
if (left->type != right->type) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Can't compare a name string to a non-name string\n" TOY_CC_RESET);
exit(-1);
}
return strcmp(left->as.name.data, right->as.name.data);
}
//util pointers
const char* leftHead = NULL;
const char* rightHead = NULL;

9
source/toy_string.h
View File

@@ -1,12 +1,14 @@
#include "toy_common.h"
#include "toy_bucket.h"
#include "toy_value.h"
//rope pattern
typedef struct Toy_String { //32 | 64 BITNESS
enum Toy_StringType {
TOY_STRING_NODE,
TOY_STRING_LEAF,
TOY_STRING_NAME,
} type; //4 | 4
unsigned int length; //4 | 4
@@ -24,12 +26,19 @@ typedef struct Toy_String { //32 | 64 BITNESS
int _dummy; //4 | 4
char data[]; //- | -
} leaf; //4 | 4
struct {
Toy_ValueType type; //4 | 4
char data[]; //- | -
} name; //4 | 4
} as; //8 | 16
} Toy_String; //24 | 32
TOY_API Toy_String* Toy_createString(Toy_Bucket** bucketHandle, const char* cstring);
TOY_API Toy_String* Toy_createStringLength(Toy_Bucket** bucketHandle, const char* cstring, int length);
TOY_API Toy_String* Toy_createNameString(Toy_Bucket** bucketHandle, const char* cname); //for variable names
TOY_API Toy_String* Toy_copyString(Toy_Bucket** bucketHandle, Toy_String* str);
TOY_API Toy_String* Toy_deepCopyString(Toy_Bucket** bucketHandle, Toy_String* str);