general cleanups. Removed lots of unused code and redundant error checks

This commit is contained in:
Francesco Cozzuto
2022-08-24 16:46:32 +02:00
parent 71e8a9e4cb
commit cd74dda4a9
29 changed files with 333 additions and 813 deletions
+2 -2
View File
@@ -209,6 +209,6 @@ someFunction(none); # No error. The argument value will be 4.
fun someFunction2(a: int) {} fun someFunction2(a: int) {}
someFunction2(none); # Error! someFunction2(none); # Error!
fun someFunction(a: int = 1.3) {} fun someFunction3(a: int = 1.3) {}
someFunction(none); # Error! someFunction3(none); # Error!
``` ```
+1 -1
View File
@@ -1,7 +1,7 @@
vars, err = import("imported.noja"); vars, err = import("imported.noja");
if vars == none: { if vars == none: {
print("L'import è fallito!! (", err, ")\n"); print("Import failed!! (", err, ")\n");
return none; return none;
} }
-9
View File
@@ -150,15 +150,6 @@ $(CLI): $(CLI_OFILES) $(LIB)
$(TST): $(TST_OFILES) $(LIB) $(TST): $(TST_OFILES) $(LIB)
gcc $^ -o $@ $(LFLAGS) gcc $^ -o $@ $(LFLAGS)
#$(REPORTDIR)/%.gcov: src/%.c
# @ mkdir -p $(@D)
# gcov --stdout $(patsubst $(SRCDIR)/%.c, $(OBJDIR)/%.c, $^) > $@
#
#report: $(patsubst $(SRCDIR)/%.c, $(REPORTDIR)/%.gcov, $(ALL_CFILES))
# lcov --capture --directory $(OBJDIR) --output-file coverage.info
# genhtml coverage.info --output-directory .
#
report: report:
lcov --capture --directory $(OBJDIR) --output-file $(OBJDIR)/coverage.info lcov --capture --directory $(OBJDIR) --output-file $(OBJDIR)/coverage.info
@ mkdir -p report @ mkdir -p report
+22 -9
View File
@@ -72,7 +72,7 @@ static int bin_import(Runtime *runtime, Object **argv, unsigned int argc, Object
} }
int n; int n;
path = Object_ToString(o_path, &n, Runtime_GetHeap(runtime), error); path = Object_GetString(o_path, &n);
if (path == NULL) if (path == NULL)
return -1; return -1;
@@ -261,12 +261,19 @@ static int bin_assert(Runtime *runtime, Object **argv, unsigned int argc, Object
UNUSED(rets); UNUSED(rets);
for(unsigned int i = 0; i < argc; i += 1) for(unsigned int i = 0; i < argc; i += 1)
if(!Object_ToBool(argv[i], error)) {
if(!Object_IsBool(argv[i]))
{ {
if(!error->occurred) Error_Report(error, 0, "Argument %d isn't a boolean", i);
Error_Report(error, 0, "Assertion failed");
return -1; return -1;
} }
if(!Object_GetBool(argv[i]))
{
Error_Report(error, 0, "Assertion failed");
return -1;
}
}
return 0; return 0;
} }
@@ -274,15 +281,21 @@ static int bin_error(Runtime *runtime, Object **argv, unsigned int argc, Object
{ {
UNUSED(argc); UNUSED(argc);
UNUSED(rets); UNUSED(rets);
UNUSED(runtime);
ASSERT(argc == 1); ASSERT(argc == 1);
int length; if(!Object_IsString(argv[0]))
{
Error_Report(error, 0, "Argument is not a string");
return -1;
}
int length;
const char *string; const char *string;
string = Object_ToString(argv[0], &length, Runtime_GetHeap(runtime), error); string = Object_GetString(argv[0], &length);
ASSERT(string != NULL);
if(string == NULL)
return -1;
Error_Report(error, 0, "%s", string); Error_Report(error, 0, "%s", string);
return -1; return -1;
+30 -14
View File
@@ -7,10 +7,13 @@ static int bin_new(Runtime *runtime, Object **argv, unsigned int argc, Object *r
UNUSED(argc); UNUSED(argc);
ASSERT(argc == 1); ASSERT(argc == 1);
long long int size = Object_ToInt(argv[0], error); if(!Object_IsInt(argv[0]))
{
if(error->occurred == 1) Error_Report(error, 0, "Argument is not an int");
return -1; return -1;
}
long long int size = Object_GetInt(argv[0]);
Object *temp = Object_NewBuffer(size, Runtime_GetHeap(runtime), error); Object *temp = Object_NewBuffer(size, Runtime_GetHeap(runtime), error);
@@ -26,11 +29,20 @@ static int bin_sliceUp(Runtime *runtime, Object **argv, unsigned int argc, Objec
UNUSED(argc); UNUSED(argc);
ASSERT(argc == 3); ASSERT(argc == 3);
long long int offset = Object_ToInt(argv[1], error); if(!Object_IsInt(argv[1]))
if(error->occurred == 1) return -1; {
Error_Report(error, 0, "Argument 1 is not an int");
return -1;
}
long long int length = Object_ToInt(argv[2], error); if(!Object_IsInt(argv[2]))
if(error->occurred == 1) return -1; {
Error_Report(error, 0, "Argument 2 is not an int");
return -1;
}
long long int offset = Object_GetInt(argv[1]);
long long int length = Object_GetInt(argv[2]);
Object *temp = Object_SliceBuffer(argv[0], offset, length, Runtime_GetHeap(runtime), error); Object *temp = Object_SliceBuffer(argv[0], offset, length, Runtime_GetHeap(runtime), error);
@@ -46,15 +58,19 @@ static int bin_toString(Runtime *runtime, Object **argv, unsigned int argc, Obje
UNUSED(argc); UNUSED(argc);
ASSERT(argc == 1); ASSERT(argc == 1);
void *buffaddr; if(!Object_IsBuffer(argv[0]))
int buffsize; {
Error_Report(error, 0, "Argument is not a buffer");
buffaddr = Object_GetBufferAddrAndSize(argv[0], &buffsize, error);
if(error->occurred)
return -1; return -1;
}
Object *temp = Object_FromString(buffaddr, buffsize, Runtime_GetHeap(runtime), error); void *buffaddr;
size_t buffsize;
buffaddr = Object_GetBuffer(argv[0], &buffsize);
ASSERT(buffaddr != NULL);
Object *temp = Object_FromString(buffaddr, buffsize, Runtime_GetHeap(runtime), error);
if(temp == NULL) if(temp == NULL)
return -1; return -1;
+28 -36
View File
@@ -59,15 +59,9 @@ static int bin_openFile(Runtime *runtime, Object **argv, unsigned int argc, Obje
Heap *heap = Runtime_GetHeap(runtime); Heap *heap = Runtime_GetHeap(runtime);
const char *path = Object_ToString(argv[0], NULL, heap, error); int mode = Object_GetInt(argv[1]);
const char *path = Object_GetString(argv[0], NULL);
if(error->occurred) ASSERT(path != NULL); // We know argv[0] is a string.
return -1;
int mode = Object_ToInt(argv[1], error);
if(error->occurred)
return -1;
FILE *fp; FILE *fp;
{ {
@@ -155,12 +149,12 @@ static int bin_read(Runtime *runtime, Object **argv, unsigned int argc, Object *
Heap *heap = Runtime_GetHeap(runtime); Heap *heap = Runtime_GetHeap(runtime);
void *buff_addr; void *buff_addr;
int buff_size; size_t buff_size;
buff_addr = Object_GetBufferAddrAndSize(argv[1], &buff_size, error); buff_addr = Object_GetBuffer(argv[1], &buff_size);
int read_size; size_t read_size;
if(Object_IsNone(argv[2])) if(Object_IsNone(argv[2]))
{ {
@@ -168,12 +162,14 @@ static int bin_read(Runtime *runtime, Object **argv, unsigned int argc, Object *
} }
else if(Object_IsInt(argv[2])) else if(Object_IsInt(argv[2]))
{ {
long long int temp = Object_ToInt(argv[2], error); long long int temp = Object_GetInt(argv[2]);
if(temp < 0)
if(error->occurred) {
Error_Report(error, 0, "Expected third argument to be a positive integer");
return -1; return -1;
}
read_size = temp; // TODO: Handle potential overflow. read_size = (size_t) temp; // TODO: Handle potential overflow.
if(read_size > buff_size) if(read_size > buff_size)
read_size = buff_size; read_size = buff_size;
@@ -184,7 +180,7 @@ static int bin_read(Runtime *runtime, Object **argv, unsigned int argc, Object *
return -1; return -1;
} }
FILE *fp = Object_ToStream(argv[0], error); FILE *fp = Object_GetStream(argv[0]);
if(fp == NULL) if(fp == NULL)
return -1; return -1;
@@ -220,12 +216,12 @@ static int bin_write(Runtime *runtime, Object **argv, unsigned int argc, Object
Heap *heap = Runtime_GetHeap(runtime); Heap *heap = Runtime_GetHeap(runtime);
void *buff_addr; void *buff_addr;
int buff_size; size_t buff_size;
buff_addr = Object_GetBufferAddrAndSize(argv[1], &buff_size, error); buff_addr = Object_GetBuffer(argv[1], &buff_size);
int write_size; size_t write_size;
if(Object_IsNone(argv[2])) if(Object_IsNone(argv[2]))
{ {
@@ -233,12 +229,14 @@ static int bin_write(Runtime *runtime, Object **argv, unsigned int argc, Object
} }
else if(Object_IsInt(argv[2])) else if(Object_IsInt(argv[2]))
{ {
long long int temp = Object_ToInt(argv[2], error); long long int temp = Object_GetInt(argv[2]);
if(temp < 0)
if(error->occurred) {
Error_Report(error, 0, "Expected third argument to be a positive integer");
return -1; return -1;
}
write_size = temp; // TODO: Handle potential overflow. write_size = (size_t) temp; // TODO: Handle potential overflow.
if(write_size > buff_size) if(write_size > buff_size)
write_size = buff_size; write_size = buff_size;
@@ -249,7 +247,7 @@ static int bin_write(Runtime *runtime, Object **argv, unsigned int argc, Object
return -1; return -1;
} }
FILE *fp = Object_ToStream(argv[0], error); FILE *fp = Object_GetStream(argv[0]);
if(fp == NULL) if(fp == NULL)
return -1; return -1;
@@ -277,10 +275,8 @@ static int bin_openDir(Runtime *runtime, Object **argv, unsigned int argc, Objec
Heap *heap = Runtime_GetHeap(runtime); Heap *heap = Runtime_GetHeap(runtime);
const char *path = Object_ToString(argv[0], NULL, heap, error); const char *path = Object_GetString(argv[0], NULL);
ASSERT(path != NULL);
if(error->occurred)
return -1;
DIR *dir = opendir(path); DIR *dir = opendir(path);
@@ -312,11 +308,7 @@ static int bin_nextDirItem(Runtime *runtime, Object **argv, unsigned int argc, O
return -1; return -1;
} }
DIR *dir = Object_ToDIR(argv[0], error); DIR *dir = Object_GetDIR(argv[0]);
if(error->occurred)
return -1;
ASSERT(dir != NULL); ASSERT(dir != NULL);
Heap *heap = Runtime_GetHeap(runtime); Heap *heap = Runtime_GetHeap(runtime);
+3 -13
View File
@@ -40,10 +40,7 @@
\ \
if(Object_IsFloat(argv[0])) \ if(Object_IsFloat(argv[0])) \
{ \ { \
double v = Object_ToFloat(argv[0], error); \ double v = Object_GetFloat(argv[0]); \
\
if(error->occurred) \
return -1; \
\ \
rets[0] = Object_FromFloat(name(v), Runtime_GetHeap(runtime), error); \ rets[0] = Object_FromFloat(name(v), Runtime_GetHeap(runtime), error); \
if(rets[0] == NULL) \ if(rets[0] == NULL) \
@@ -75,15 +72,8 @@
return -1; \ return -1; \
} \ } \
\ \
double v1 = Object_ToFloat(argv[0], error); \ double v1 = Object_GetFloat(argv[0]); \
\ double v2 = Object_GetFloat(argv[1]); \
if(error->occurred) \
return -1; \
\
double v2 = Object_ToFloat(argv[1], error); \
\
if(error->occurred) \
return -1; \
\ \
Object *res = Object_FromFloat(name(v1, v2), Runtime_GetHeap(runtime), error); \ Object *res = Object_FromFloat(name(v1, v2), Runtime_GetHeap(runtime), error); \
if(res == NULL) return -1; \ if(res == NULL) return -1; \
+5 -15
View File
@@ -23,9 +23,8 @@ static int bin_ord(Runtime *runtime, Object **argv, unsigned int argc, Object *r
const char *string; const char *string;
int n; int n;
string = Object_ToString(argv[0],&n,Runtime_GetHeap(runtime),error); string = Object_GetString(argv[0], &n);
if (string == NULL) ASSERT(string != NULL);
return -1;
if(n == 0) if(n == 0)
{ {
@@ -38,7 +37,7 @@ static int bin_ord(Runtime *runtime, Object **argv, unsigned int argc, Object *r
UNUSED(k); UNUSED(k);
ASSERT(k >= 0); ASSERT(k >= 0);
Object *temp = Object_FromInt(ret,Runtime_GetHeap(runtime),error); Object *temp = Object_FromInt(ret, Runtime_GetHeap(runtime), error);
if(temp == NULL) if(temp == NULL)
return -1; return -1;
@@ -60,11 +59,7 @@ static int bin_chr(Runtime *runtime, Object **argv, unsigned int argc, Object *r
char buff[32]; char buff[32];
int value = Object_ToInt(argv[0],error); int value = Object_GetInt(argv[0]);
if(error->occurred)
return -1;
int k = utf8_sequence_from_utf32_codepoint(buff,sizeof(buff),value); int k = utf8_sequence_from_utf32_codepoint(buff,sizeof(buff),value);
@@ -120,11 +115,7 @@ static int bin_cat(Runtime *runtime, Object **argv, unsigned int argc, Object *r
for(unsigned int i = 0, written = 0; i < argc; i += 1) for(unsigned int i = 0, written = 0; i < argc; i += 1)
{ {
int n; int n;
const char *s = Object_ToString(argv[i], &n, const char *s = Object_GetString(argv[i], &n);
Runtime_GetHeap(runtime), error);
if(error->occurred)
goto done;
memcpy(buffer + written, s, n); memcpy(buffer + written, s, n);
written += n; written += n;
@@ -134,7 +125,6 @@ static int bin_cat(Runtime *runtime, Object **argv, unsigned int argc, Object *r
result = Object_FromString(buffer, total_count, Runtime_GetHeap(runtime), error); result = Object_FromString(buffer, total_count, Runtime_GetHeap(runtime), error);
done:
if(starting != buffer) if(starting != buffer)
free(buffer); free(buffer);
-2
View File
@@ -82,8 +82,6 @@ static const InstrInfo instr_table[] = {
[OPCODE_GRT] = {"GRT", 0, NULL}, [OPCODE_GRT] = {"GRT", 0, NULL},
[OPCODE_LEQ] = {"LEQ", 0, NULL}, [OPCODE_LEQ] = {"LEQ", 0, NULL},
[OPCODE_GEQ] = {"GEQ", 0, NULL}, [OPCODE_GEQ] = {"GEQ", 0, NULL},
[OPCODE_AND] = {"AND", 0, NULL},
[OPCODE_OR] = {"OR", 0, NULL},
[OPCODE_ASS] = {"ASS", 1, (OperandType[]) {OPTP_STRING}}, [OPCODE_ASS] = {"ASS", 1, (OperandType[]) {OPTP_STRING}},
[OPCODE_POP] = {"POP", 1, (OperandType[]) {OPTP_INT}}, [OPCODE_POP] = {"POP", 1, (OperandType[]) {OPTP_INT}},
[OPCODE_CALL] = {"CALL", 2, (OperandType[]) {OPTP_INT, OPTP_INT}}, [OPCODE_CALL] = {"CALL", 2, (OperandType[]) {OPTP_INT, OPTP_INT}},
-2
View File
@@ -67,8 +67,6 @@ typedef enum {
OPCODE_GRT, OPCODE_GRT,
OPCODE_LEQ, OPCODE_LEQ,
OPCODE_GEQ, OPCODE_GEQ,
OPCODE_AND,
OPCODE_OR,
OPCODE_ASS, OPCODE_ASS,
OPCODE_POP, OPCODE_POP,
OPCODE_CALL, OPCODE_CALL,
-2
View File
@@ -187,8 +187,6 @@ static Opcode exprkind_to_opcode(ExprKind kind)
case EXPR_LEQ: return OPCODE_LEQ; case EXPR_LEQ: return OPCODE_LEQ;
case EXPR_GRT: return OPCODE_GRT; case EXPR_GRT: return OPCODE_GRT;
case EXPR_GEQ: return OPCODE_GEQ; case EXPR_GEQ: return OPCODE_GEQ;
case EXPR_AND: return OPCODE_AND;
case EXPR_OR: return OPCODE_OR;
default: default:
UNREACHABLE; UNREACHABLE;
break; break;
View File
+9 -9
View File
@@ -32,7 +32,6 @@
#include "objects.h" #include "objects.h"
#include "../utils/defs.h" #include "../utils/defs.h"
static _Bool to_bool(Object *obj, Error *err);
static void print(Object *obj, FILE *fp); static void print(Object *obj, FILE *fp);
static _Bool op_eql(Object *self, Object *other); static _Bool op_eql(Object *self, Object *other);
static int hash(Object *self); static int hash(Object *self);
@@ -41,11 +40,9 @@ static Object *copy(Object *self, Heap *heap, Error *err);
static TypeObject t_bool = { static TypeObject t_bool = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "bool", .name = "bool",
.size = sizeof (Object), .size = sizeof(Object),
.atomic = ATMTP_BOOL,
.hash = hash, .hash = hash,
.copy = copy, .copy = copy,
.to_bool = to_bool,
.print = print, .print = print,
.op_eql = op_eql, .op_eql = op_eql,
}; };
@@ -89,12 +86,15 @@ static _Bool op_eql(Object *self, Object *other)
return self == other; return self == other;
} }
static _Bool to_bool(Object *obj, Error *err) bool Object_GetBool(Object *obj)
{ {
UNUSED(err); if(!Object_IsBool(obj)) {
ASSERT(obj); Error_Panic("%s expected a bool object, but "
ASSERT(err); "an %s was provided", __func__,
ASSERT(Object_GetType(obj) == &t_bool); Object_GetName(obj));
return -1;
}
return obj == &the_true_object; return obj == &the_true_object;
} }
+72 -252
View File
@@ -34,17 +34,15 @@
#include "objects.h" #include "objects.h"
typedef struct { typedef struct {
Object base; size_t refs, size;
int size; unsigned char body[];
unsigned char *body; } Payload;
} BufferObject;
typedef struct { typedef struct {
Object base; Object base;
BufferObject *sliced; Payload *payload;
int offset, size_t offset, length;
length; } BufferObject;
} BufferSliceObject;
static Object *buffer_select(Object *self, Object *key, Heap *heap, Error *err); static Object *buffer_select(Object *self, Object *key, Heap *heap, Error *err);
static _Bool buffer_insert(Object *self, Object *key, Object *val, Heap *heap, Error *err); static _Bool buffer_insert(Object *self, Object *key, Object *val, Heap *heap, Error *err);
@@ -52,16 +50,10 @@ static int buffer_count(Object *self);
static void buffer_print(Object *obj, FILE *fp); static void buffer_print(Object *obj, FILE *fp);
static _Bool buffer_free(Object *self, Error *error); static _Bool buffer_free(Object *self, Error *error);
static Object *slice_select(Object *self, Object *key, Heap *heap, Error *err);
static _Bool slice_insert(Object *self, Object *key, Object *val, Heap *heap, Error *err);
static int slice_count(Object *self);
static void slice_print(Object *obj, FILE *fp);
static TypeObject t_buffer = { static TypeObject t_buffer = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "buffer", .name = "buffer",
.size = sizeof (BufferObject), .size = sizeof(BufferObject),
.select = buffer_select, .select = buffer_select,
.insert = buffer_insert, .insert = buffer_insert,
.count = buffer_count, .count = buffer_count,
@@ -69,16 +61,6 @@ static TypeObject t_buffer = {
.free = buffer_free, .free = buffer_free,
}; };
static TypeObject t_buffer_slice = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "buffer slice",
.size = sizeof (BufferSliceObject),
.select = slice_select,
.insert = slice_insert,
.count = slice_count,
.print = slice_print,
};
#define THRESHOLD 128 #define THRESHOLD 128
TypeObject *Object_GetBufferType() TypeObject *Object_GetBufferType()
@@ -88,44 +70,31 @@ TypeObject *Object_GetBufferType()
_Bool Object_IsBuffer(Object *obj) _Bool Object_IsBuffer(Object *obj)
{ {
return obj->type == &t_buffer_slice || obj->type == &t_buffer; return Object_GetType(obj) == Object_GetBufferType();
} }
Object *Object_NewBuffer(int size, Heap *heap, Error *error) Object *Object_NewBuffer(size_t size, Heap *heap, Error *error)
{ {
ASSERT(size >= 0);
// Make the thing. // Make the thing.
BufferObject *obj; BufferObject *obj;
{ {
obj = (BufferObject*) Heap_Malloc(heap, &t_buffer, error); Payload *payload = malloc(sizeof(Payload) + size);
if(payload == NULL)
{
Error_Report(error, 1, "No memory");
return NULL;
}
payload->refs = 1;
payload->size = size;
memset(payload->body, 0, size);
obj = (BufferObject*) Heap_Malloc(heap, &t_buffer, error);
if(obj == NULL) if(obj == NULL)
return NULL; return NULL;
unsigned char *body; obj->payload = payload;
obj->offset = 0;
if(size > THRESHOLD) obj->length = size;
{
body = malloc(sizeof(unsigned char) * size);
if(body == NULL)
{
Error_Report(error, 1, "No memory");
return NULL;
}
}
else
{
body = Heap_RawMalloc(heap, sizeof(unsigned char) * size, error);
if(body == NULL)
return NULL;
}
obj->size = size;
obj->body = body;
memset(obj->body, 0, size);
} }
return (Object*) obj; return (Object*) obj;
@@ -133,124 +102,63 @@ Object *Object_NewBuffer(int size, Heap *heap, Error *error)
static _Bool buffer_free(Object *self, Error *error) static _Bool buffer_free(Object *self, Error *error)
{ {
(void) error; UNUSED(error);
BufferObject *buffer = (BufferObject*) self; BufferObject *buffer = (BufferObject*) self;
if(buffer->size > THRESHOLD) Payload *payload = buffer->payload;
free(buffer->body); ASSERT(payload != NULL && payload->refs > 0);
payload->refs -= 1;
if(payload->refs == 0)
free(payload);
return 1; return 1;
} }
Object *Object_SliceBuffer(Object *buffer, int offset, int length, Heap *heap, Error *error) Object *Object_SliceBuffer(Object *obj, size_t offset, size_t length, Heap *heap, Error *error)
{ {
if(buffer->type != &t_buffer && buffer->type != &t_buffer_slice) if(!Object_IsBuffer(obj))
{ {
Error_Report(error, 0, "Not a buffer or a buffer slice"); Error_Report(error, 0, "Not a buffer");
return NULL; return NULL;
} }
BufferSliceObject *slice; Payload *payload = ((BufferObject*) obj)->payload;
if(buffer->type == &t_buffer) if(offset >= payload->size) {
{ Error_Report(error, 0, "Offset out of range");
BufferObject *original = (BufferObject*) buffer; return NULL;
if(offset == 0 && length == original->size)
return buffer;
slice = (BufferSliceObject*) Heap_Malloc(heap, &t_buffer_slice, error);
if(slice == NULL)
return NULL;
if(offset < 0 || offset >= original->size)
{
Error_Report(error, 0, "offset out of range");
return NULL;
}
if(length < 0 || length >= original->size)
{
Error_Report(error, 0, "length out of range");
return NULL;
}
if(offset + length > original->size)
{
Error_Report(error, 0, "slice out of range");
return NULL;
}
slice->sliced = original;
slice->offset = offset;
slice->length = length;
} }
else
{
ASSERT(buffer->type == &t_buffer_slice);
slice = (BufferSliceObject*) Heap_Malloc(heap, &t_buffer_slice, error); if(offset + length > payload->size) {
Error_Report(error, 0, "Length out of range");
if(slice == NULL) return NULL;
return NULL;
BufferSliceObject *original = (BufferSliceObject*) buffer;
if(offset < 0 || offset >= original->length)
{
Error_Report(error, 0, "offset out of range");
return NULL;
}
if(length < 0 || length >= original->length)
{
Error_Report(error, 0, "length out of range");
return NULL;
}
if(offset + length > original->length)
{
Error_Report(error, 0, "slice out of range");
return NULL;
}
slice->sliced = original->sliced;
slice->offset = original->offset + offset;
slice->length = length;
} }
BufferObject *slice = (BufferObject*) Heap_Malloc(heap, &t_buffer, error);
if(slice == NULL)
return NULL;
slice->payload = payload;
slice->offset = offset;
slice->length = length;
return (Object*) slice; return (Object*) slice;
} }
void *Object_GetBufferAddrAndSize(Object *obj, int *size, Error *error) void *Object_GetBuffer(Object *obj, size_t *size)
{ {
if(obj->type != &t_buffer && obj->type != &t_buffer_slice) if(!Object_IsBuffer(obj))
{ {
Error_Report(error, 0, "Not a buffer or a buffer slice"); Error_Panic("Not a buffer");
return NULL; return NULL;
} }
if(obj->type == &t_buffer) BufferObject *buffer = (BufferObject*) obj;
{ Payload *payload = buffer->payload;
BufferObject *buffer = (BufferObject*) obj;
if(size) if(size) *size = buffer->length;
*size = buffer->size; return payload->body + buffer->offset;
return buffer->body;
}
else
{
ASSERT(obj->type == &t_buffer_slice);
BufferSliceObject *slice = (BufferSliceObject*) obj;
if(size)
*size = slice->length;
return slice->sliced->body + slice->offset;
}
} }
static Object *buffer_select(Object *self, Object *key, Heap *heap, Error *error) static Object *buffer_select(Object *self, Object *key, Heap *heap, Error *error)
@@ -267,48 +175,19 @@ static Object *buffer_select(Object *self, Object *key, Heap *heap, Error *error
return NULL; return NULL;
} }
int idx = Object_ToInt(key, error); int idx = Object_GetInt(key);
ASSERT(error->occurred == 0);
BufferObject *buffer = (BufferObject*) self; BufferObject *buffer = (BufferObject*) self;
if(idx < 0 || idx >= buffer->size) if(idx < 0 || (size_t) idx >= buffer->length)
{ {
Error_Report(error, 0, "Out of range index"); Error_Report(error, 0, "Index out of range");
return NULL; return NULL;
} }
unsigned char byte = buffer->body[idx]; Payload *payload = buffer->payload;
return Object_FromInt(byte, heap, error); unsigned char byte = payload->body[buffer->offset + idx];
}
static Object *slice_select(Object *self, Object *key, Heap *heap, Error *error)
{
ASSERT(self != NULL);
ASSERT(self->type == &t_buffer_slice);
ASSERT(key != NULL);
ASSERT(heap != NULL);
ASSERT(error != NULL);
if(!Object_IsInt(key))
{
Error_Report(error, 0, "Non integer key");
return NULL;
}
int idx = Object_ToInt(key, error);
ASSERT(error->occurred == 0);
BufferSliceObject *slice = (BufferSliceObject*) self;
if(idx < 0 || idx >= slice->length)
{
Error_Report(error, 0, "Out of range index");
return NULL;
}
unsigned char byte = slice->sliced->body[slice->offset + idx];
return Object_FromInt(byte, heap, error); return Object_FromInt(byte, heap, error);
} }
@@ -330,18 +209,18 @@ static _Bool buffer_insert(Object *self, Object *key, Object *val, Heap *heap, E
Error_Report(error, 0, "Non integer key"); Error_Report(error, 0, "Non integer key");
return NULL; return NULL;
} }
if(!Object_IsInt(val))
int idx = Object_ToInt(key, error); {
ASSERT(error->occurred == 0); Error_Report(error, 0, "Non integer value");
return NULL;
if(idx < 0 || idx >= buffer->size) }
int idx = Object_GetInt(key);
long long int qword = Object_GetInt(val);
if(idx < 0 || (size_t) idx >= buffer->length)
{ {
Error_Report(error, 0, "Out of range index"); Error_Report(error, 0, "Out of range index");
return NULL; return NULL;
} }
long long int qword = Object_ToInt(val, error);
if(qword > 255 || qword < 0) if(qword > 255 || qword < 0)
{ {
Error_Report(error, 0, "Not in range [0, 255]"); Error_Report(error, 0, "Not in range [0, 255]");
@@ -350,54 +229,8 @@ static _Bool buffer_insert(Object *self, Object *key, Object *val, Heap *heap, E
unsigned char byte = qword & 0xff; unsigned char byte = qword & 0xff;
if(error->occurred == 1) Payload *payload = buffer->payload;
return 0; payload->body[buffer->offset + idx] = byte;
buffer->body[idx] = byte;
return 1;
}
static _Bool slice_insert(Object *self, Object *key, Object *val, Heap *heap, Error *error)
{
UNUSED(heap);
ASSERT(error != NULL);
ASSERT(key != NULL);
ASSERT(val != NULL);
ASSERT(heap != NULL);
ASSERT(self != NULL);
ASSERT(self->type == &t_buffer_slice);
BufferSliceObject *slice = (BufferSliceObject*) self;
if(!Object_IsInt(key))
{
Error_Report(error, 0, "Non integer key");
return NULL;
}
int idx = Object_ToInt(key, error);
ASSERT(error->occurred == 0);
if(idx < 0 || idx >= slice->length)
{
Error_Report(error, 0, "Out of range index");
return NULL;
}
long long int qword = Object_ToInt(val, error);
if(qword > 255 || qword < 0)
{
Error_Report(error, 0, "Not in range [0, 255]");
return NULL;
}
unsigned char byte = qword & 0xff;
if(error->occurred == 1)
return 0;
slice->sliced->body[slice->offset + idx] = byte;
return 1; return 1;
} }
@@ -405,14 +238,7 @@ static int buffer_count(Object *self)
{ {
BufferObject *buffer = (BufferObject*) self; BufferObject *buffer = (BufferObject*) self;
return buffer->size; return buffer->length;
}
static int slice_count(Object *self)
{
BufferSliceObject *slice = (BufferSliceObject*) self;
return slice->length;
} }
static void print_bytes(FILE *fp, unsigned char *addr, int size) static void print_bytes(FILE *fp, unsigned char *addr, int size)
@@ -446,11 +272,5 @@ static void print_bytes(FILE *fp, unsigned char *addr, int size)
static void buffer_print(Object *self, FILE *fp) static void buffer_print(Object *self, FILE *fp)
{ {
BufferObject *buffer = (BufferObject*) self; BufferObject *buffer = (BufferObject*) self;
print_bytes(fp, buffer->body, buffer->size); print_bytes(fp, buffer->payload->body + buffer->offset, buffer->length);
}
static void slice_print(Object *self, FILE *fp)
{
BufferSliceObject *slice = (BufferSliceObject*) self;
print_bytes(fp, slice->sliced->body + slice->offset, slice->length);
} }
+2 -1
View File
@@ -69,7 +69,8 @@ Object *Object_NewClosure(Object *parent, Object *new_map, Heap *heap, Error *er
return (Object*) obj; return (Object*) obj;
} }
static Object *select_(Object *self, Object *key, Heap *heap, Error *err) static Object *select_(Object *self, Object *key,
Heap *heap, Error *err)
{ {
ClosureObject *closure = (ClosureObject*) self; ClosureObject *closure = (ClosureObject*) self;
+6 -5
View File
@@ -51,7 +51,7 @@ TypeObject *Object_GetDirType()
_Bool Object_IsDir(Object *obj) _Bool Object_IsDir(Object *obj)
{ {
return obj->type == &t_dir; return Object_GetType(obj) == Object_GetDirType();
} }
Object *Object_FromDIR(DIR *handle, Heap *heap, Error *error) Object *Object_FromDIR(DIR *handle, Heap *heap, Error *error)
@@ -66,11 +66,12 @@ Object *Object_FromDIR(DIR *handle, Heap *heap, Error *error)
return (Object*) dob; return (Object*) dob;
} }
DIR *Object_ToDIR(Object *obj, Error *error)
DIR *Object_GetDIR(Object *obj)
{ {
if(!Object_IsDir(obj)) if(!Object_IsDir(obj)) {
{ Error_Panic("%s expected a directory object, but an %s "
Error_Report(error, 0, "Object is not a directory"); "was provided", __func__, Object_GetName(obj));
return NULL; return NULL;
} }
+4 -4
View File
@@ -54,11 +54,11 @@ _Bool Object_IsFile(Object *obj)
return obj->type == &t_file; return obj->type == &t_file;
} }
FILE *Object_ToStream(Object *obj, Error *error) FILE *Object_GetStream(Object *obj)
{ {
if(!Object_IsFile(obj)) if(!Object_IsDir(obj)) {
{ Error_Panic("%s expected a file object, but an %s "
Error_Report(error, 0, "Object is not a file"); "was provided", __func__, Object_GetName(obj));
return NULL; return NULL;
} }
+16 -21
View File
@@ -30,9 +30,9 @@
#include <assert.h> #include <assert.h>
#include "objects.h" #include "objects.h"
#include "../utils/defs.h"
#include "../utils/hash.h" #include "../utils/hash.h"
static double to_float(Object *obj, Error *err);
static void print(Object *obj, FILE *fp); static void print(Object *obj, FILE *fp);
static _Bool op_eql(Object *self, Object *other); static _Bool op_eql(Object *self, Object *other);
static int hash(Object *self); static int hash(Object *self);
@@ -47,10 +47,8 @@ static TypeObject t_float = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "float", .name = "float",
.size = sizeof (FloatObject), .size = sizeof (FloatObject),
.atomic = ATMTP_FLOAT,
.hash = hash, .hash = hash,
.copy = copy, .copy = copy,
.to_float = to_float,
.print = print, .print = print,
.op_eql = op_eql .op_eql = op_eql
}; };
@@ -67,17 +65,15 @@ static int hash(Object *self)
static Object *copy(Object *self, Heap *heap, Error *err) static Object *copy(Object *self, Heap *heap, Error *err)
{ {
(void) heap; UNUSED(heap);
(void) err; UNUSED(err);
return self; return self; /* Float objects are immutable */
} }
static _Bool op_eql(Object *self, Object *other) static _Bool op_eql(Object *self, Object *other)
{ {
assert(self != NULL); assert(self != NULL && self->type == &t_float);
assert(self->type == &t_float); assert(other != NULL && other->type == &t_float);
assert(other != NULL);
assert(other->type == &t_float);
FloatObject *i1, *i2; FloatObject *i1, *i2;
@@ -87,13 +83,14 @@ static _Bool op_eql(Object *self, Object *other)
return i1->val == i2->val; return i1->val == i2->val;
} }
static double to_float(Object *obj, Error *err) double Object_GetFloat(Object *obj)
{ {
assert(obj); if(!Object_IsFloat(obj)) {
assert(err); Error_Panic("%s expected a float object, but "
assert(Object_GetType(obj) == &t_float); "an %s was provided", __func__,
Object_GetName(obj));
(void) err; return 0.0;
}
return ((FloatObject*) obj)->val; return ((FloatObject*) obj)->val;
} }
@@ -106,9 +103,8 @@ TypeObject *Object_GetFloatType()
Object *Object_FromFloat(double val, Heap *heap, Error *error) Object *Object_FromFloat(double val, Heap *heap, Error *error)
{ {
FloatObject *obj = (FloatObject*) Heap_Malloc(heap, &t_float, error); FloatObject *obj = (FloatObject*) Heap_Malloc(heap, &t_float, error);
if(obj == NULL)
if(obj == 0) return NULL;
return 0;
obj->val = val; obj->val = val;
@@ -118,8 +114,7 @@ Object *Object_FromFloat(double val, Heap *heap, Error *error)
static void print(Object *obj, FILE *fp) static void print(Object *obj, FILE *fp)
{ {
assert(fp != NULL); assert(fp != NULL);
assert(obj != NULL); assert(obj != NULL && obj->type == &t_float);
assert(obj->type == &t_float);
fprintf(fp, "%2.2f", ((FloatObject*) obj)->val); fprintf(fp, "%2.2f", ((FloatObject*) obj)->val);
} }
+26 -29
View File
@@ -28,12 +28,11 @@
** +--------------------------------------------------------------------------+ ** +--------------------------------------------------------------------------+
*/ */
#include <assert.h>
#include <string.h> #include <string.h>
#include "objects.h" #include "objects.h"
#include "../utils/defs.h"
#include "../utils/hash.h" #include "../utils/hash.h"
static long long int to_int(Object *obj, Error *err);
static void print(Object *obj, FILE *fp); static void print(Object *obj, FILE *fp);
static _Bool op_eql(Object *self, Object *other); static _Bool op_eql(Object *self, Object *other);
static int hash(Object *self); static int hash(Object *self);
@@ -47,19 +46,16 @@ typedef struct {
static TypeObject t_int = { static TypeObject t_int = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "int", .name = "int",
.size = sizeof (IntObject), .size = sizeof(IntObject),
.atomic = ATMTP_INT,
.hash = hash, .hash = hash,
.copy = copy, .copy = copy,
.to_int = to_int,
.print = print, .print = print,
.op_eql = op_eql, .op_eql = op_eql,
}; };
static int hash(Object *self) static int hash(Object *self)
{ {
assert(self != NULL); ASSERT(self != NULL && self->type == &t_int);
assert(self->type == &t_int);
IntObject *iobj = (IntObject*) self; IntObject *iobj = (IntObject*) self;
@@ -68,22 +64,11 @@ static int hash(Object *self)
static Object *copy(Object *self, Heap *heap, Error *err) static Object *copy(Object *self, Heap *heap, Error *err)
{ {
(void) heap; UNUSED(heap);
(void) err; UNUSED(err);
return self; return self;
} }
static long long int to_int(Object *obj, Error *err)
{
assert(obj != NULL);
assert(err != NULL);
assert(Object_GetType(obj) == &t_int);
(void) err;
return ((IntObject*) obj)->val;
}
TypeObject *Object_GetIntType() TypeObject *Object_GetIntType()
{ {
return &t_int; return &t_int;
@@ -91,8 +76,8 @@ TypeObject *Object_GetIntType()
Object *Object_FromInt(long long int val, Heap *heap, Error *error) Object *Object_FromInt(long long int val, Heap *heap, Error *error)
{ {
assert(heap != NULL); ASSERT(heap != NULL);
assert(error != NULL); ASSERT(error != NULL);
IntObject *obj = (IntObject*) Heap_Malloc(heap, &t_int, error); IntObject *obj = (IntObject*) Heap_Malloc(heap, &t_int, error);
@@ -104,21 +89,33 @@ Object *Object_FromInt(long long int val, Heap *heap, Error *error)
return (Object*) obj; return (Object*) obj;
} }
long long int Object_GetInt(Object *obj)
{
if(!Object_IsInt(obj)) {
Error_Panic("%s expected an int object, but "
"an %s was provided", __func__,
Object_GetName(obj));
return 0;
}
return ((IntObject*) obj)->val;
}
static void print(Object *obj, FILE *fp) static void print(Object *obj, FILE *fp)
{ {
assert(fp != NULL); ASSERT(fp != NULL);
assert(obj != NULL); ASSERT(obj != NULL);
assert(obj->type == &t_int); ASSERT(obj->type == &t_int);
fprintf(fp, "%lld", ((IntObject*) obj)->val); fprintf(fp, "%lld", ((IntObject*) obj)->val);
} }
static _Bool op_eql(Object *self, Object *other) static _Bool op_eql(Object *self, Object *other)
{ {
assert(self != NULL); ASSERT(self != NULL);
assert(self->type == &t_int); ASSERT(self->type == &t_int);
assert(other != NULL); ASSERT(other != NULL);
assert(other->type == &t_int); ASSERT(other->type == &t_int);
IntObject *i1, *i2; IntObject *i1, *i2;
+3 -5
View File
@@ -50,7 +50,7 @@ static int hash(Object *self);
static TypeObject t_list = { static TypeObject t_list = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "list", .name = "list",
.size = sizeof (ListObject), .size = sizeof(ListObject),
.copy = copy, .copy = copy,
.hash = hash, .hash = hash,
.select = select_, .select = select_,
@@ -173,8 +173,7 @@ static Object *select_(Object *self, Object *key, Heap *heap, Error *error)
return NULL; return NULL;
} }
int idx = Object_ToInt(key, error); int idx = Object_GetInt(key);
ASSERT(error->occurred == 0);
ListObject *list = (ListObject*) self; ListObject *list = (ListObject*) self;
@@ -228,8 +227,7 @@ static _Bool insert(Object *self, Object *key, Object *val, Heap *heap, Error *e
return NULL; return NULL;
} }
int idx = Object_ToInt(key, error); int idx = Object_GetInt(key);
ASSERT(error->occurred == 0);
if(idx < 0 || idx > list->count) if(idx < 0 || idx > list->count)
{ {
+1 -1
View File
@@ -51,7 +51,7 @@ static int hash(Object *self);
static TypeObject t_map = { static TypeObject t_map = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "map", .name = "map",
.size = sizeof (MapObject), .size = sizeof(MapObject),
.copy = copy, .copy = copy,
.hash = hash, .hash = hash,
.select = select_, .select = select_,
+2 -2
View File
@@ -40,7 +40,7 @@ static Object *copy(Object *self, Heap *heap, Error *err);
static TypeObject t_none = { static TypeObject t_none = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "none", .name = "none",
.size = sizeof (Object), .size = sizeof(Object),
.hash = hash, .hash = hash,
.copy = copy, .copy = copy,
.print = print, .print = print,
@@ -59,7 +59,7 @@ TypeObject *Object_GetNoneType()
_Bool Object_IsNone(Object *obj) _Bool Object_IsNone(Object *obj)
{ {
return obj == &the_none_object; return Object_GetType(obj) == Object_GetNoneType();
} }
static int hash(Object *self) static int hash(Object *self)
+10 -17
View File
@@ -45,7 +45,6 @@ static int hash(Object *self);
static int count(Object *self); static int count(Object *self);
static Object *copy(Object *self, Heap *heap, Error *err); static Object *copy(Object *self, Heap *heap, Error *err);
static void print(Object *obj, FILE *fp); static void print(Object *obj, FILE *fp);
static char *to_string(Object *self, int *size, Heap *heap, Error *err);
static _Bool op_eql(Object *self, Object *other); static _Bool op_eql(Object *self, Object *other);
static void walkexts(Object *self, void (*callback)(void **referer, unsigned int size, void *userp), void *userp); static void walkexts(Object *self, void (*callback)(void **referer, unsigned int size, void *userp), void *userp);
static Object *select_(Object *self, Object *key, Heap *heap, Error *error); static Object *select_(Object *self, Object *key, Heap *heap, Error *error);
@@ -53,14 +52,12 @@ static Object *select_(Object *self, Object *key, Heap *heap, Error *error);
static TypeObject t_string = { static TypeObject t_string = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "string", .name = "string",
.atomic = ATMTP_STRING,
.size = sizeof(StringObject), .size = sizeof(StringObject),
.hash = hash, .hash = hash,
.count = count, .count = count,
.copy = copy, .copy = copy,
.print = print, .print = print,
.select = select_, .select = select_,
.to_string = to_string,
.op_eql = op_eql, .op_eql = op_eql,
.walkexts = walkexts, .walkexts = walkexts,
}; };
@@ -99,9 +96,7 @@ static Object *select_(Object *self, Object *key, Heap *heap, Error *error)
Error_Report(error, 0, "Non integer key"); Error_Report(error, 0, "Non integer key");
return NULL; return NULL;
} }
int idx = Object_GetInt(key);
int idx = Object_ToInt(key, error);
ASSERT(error->occurred == 0);
StringObject *str = (StringObject*) self; StringObject *str = (StringObject*) self;
@@ -117,19 +112,17 @@ static Object *select_(Object *self, Object *key, Heap *heap, Error *error)
return Object_FromString(str->body + byteoffset, codelength, heap, error); return Object_FromString(str->body + byteoffset, codelength, heap, error);
} }
static char *to_string(Object *self, int *size, Heap *heap, Error *err) const char *Object_GetString(Object *obj, int *size)
{ {
ASSERT(self != NULL); if(!Object_IsString(obj)) {
ASSERT(self->type == &t_string); Error_Panic("%s expected a string object, but "
"an %s was provided", __func__,
(void) heap; Object_GetName(obj));
(void) err; return NULL;
}
StringObject *s = (StringObject*) self;
if(size)
*size = s->bytes;
StringObject *s = (StringObject*) obj;
if(size) *size = s->bytes;
return s->body; return s->body;
} }
+7 -171
View File
@@ -28,15 +28,15 @@
** +--------------------------------------------------------------------------+ ** +--------------------------------------------------------------------------+
*/ */
#include "../utils/defs.h"
#include "objects.h" #include "objects.h"
#include "../utils/defs.h"
static _Bool op_eql(Object *self, Object *other); static _Bool op_eql(Object *self, Object *other);
TypeObject t_type = { TypeObject t_type = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC }, .base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "type", .name = "type",
.size = sizeof (TypeObject), .size = sizeof(TypeObject),
.op_eql = op_eql, .op_eql = op_eql,
}; };
@@ -70,41 +70,11 @@ const TypeObject *Object_GetType(const Object *obj)
return obj->type; return obj->type;
} }
unsigned int Object_GetSize(const Object *obj, Error *err)
{
UNUSED(err);
ASSERT(err != NULL);
ASSERT(obj != NULL);
const TypeObject *type = Object_GetType(obj);
ASSERT(type);
return type->size;
}
unsigned int Object_GetDeepSize(const Object *obj, Error *err)
{
ASSERT(err != NULL);
ASSERT(obj != NULL);
const TypeObject *type = Object_GetType(obj);
ASSERT(type);
if(type->deepsize == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(obj), __func__);
return 0;
}
return type->deepsize(obj);
}
int Object_Hash(Object *obj) int Object_Hash(Object *obj)
{ {
ASSERT(obj != NULL); ASSERT(obj != NULL);
const TypeObject *type = Object_GetType(obj); const TypeObject *type = Object_GetType(obj);
ASSERT(type != NULL); ASSERT(type != NULL && type->hash != NULL);
ASSERT(type->hash != NULL);
return type->hash(obj); return type->hash(obj);
} }
@@ -225,158 +195,24 @@ int Object_Count(Object *coll, Error *err)
return type->count(coll); return type->count(coll);
} }
Object *Object_Next(Object *iter, Heap *heap, Error *err)
{
ASSERT(err);
ASSERT(iter);
const TypeObject *type = Object_GetType(iter);
ASSERT(type);
if(type->next == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(iter), __func__);
return NULL;
}
return type->next(iter, heap, err);
}
Object *Object_Prev(Object *iter, Heap *heap, Error *err)
{
ASSERT(err);
ASSERT(iter);
const TypeObject *type = Object_GetType(iter);
ASSERT(type);
if(type->prev == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(iter), __func__);
return NULL;
}
return type->prev(iter, heap, err);
}
_Bool Object_IsInt(Object *obj) _Bool Object_IsInt(Object *obj)
{ {
ASSERT(obj != NULL); return Object_GetType(obj) == Object_GetIntType();
ASSERT(obj->type != NULL);
return obj->type->atomic == ATMTP_INT;
} }
_Bool Object_IsBool(Object *obj) _Bool Object_IsBool(Object *obj)
{ {
ASSERT(obj != NULL); return Object_GetType(obj) == Object_GetBoolType();
ASSERT(obj->type != NULL);
return obj->type->atomic == ATMTP_BOOL;
} }
_Bool Object_IsFloat(Object *obj) _Bool Object_IsFloat(Object *obj)
{ {
ASSERT(obj != NULL); return Object_GetType(obj) == Object_GetFloatType();
ASSERT(obj->type != NULL);
return obj->type->atomic == ATMTP_FLOAT;
} }
_Bool Object_IsString(Object *obj) _Bool Object_IsString(Object *obj)
{ {
ASSERT(obj != NULL); return Object_GetType(obj) == Object_GetStringType();
ASSERT(obj->type != NULL);
return obj->type->atomic == ATMTP_STRING;
}
long long int Object_ToInt(Object *obj, Error *err)
{
ASSERT(err);
ASSERT(obj);
if(!Object_IsInt(obj))
{
Error_Report(err, 0, "Object is not an integer");
return 0;
}
const TypeObject *type = Object_GetType(obj);
ASSERT(type);
if(type->to_int == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(obj), __func__);
return 0;
}
return type->to_int(obj, err);
}
_Bool Object_ToBool(Object *obj, Error *err)
{
ASSERT(err);
ASSERT(obj);
if(!Object_IsBool(obj))
{
Error_Report(err, 0, "Object is not a boolean");
return 0;
}
const TypeObject *type = Object_GetType(obj);
ASSERT(type);
if(type->to_bool == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(obj), __func__);
return 0;
}
return type->to_bool(obj, err);
}
double Object_ToFloat(Object *obj, Error *err)
{
ASSERT(err);
ASSERT(obj);
if(!Object_IsFloat(obj))
{
Error_Report(err, 0, "Object is not a floating");
return 0;
}
const TypeObject *type = Object_GetType(obj);
ASSERT(type);
if(type->to_float == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(obj), __func__);
return 0;
}
return type->to_float(obj, err);
}
const char *Object_ToString(Object *obj, int *size, Heap *heap, Error *err)
{
ASSERT(err != NULL);
ASSERT(obj != NULL);
if(!Object_IsString(obj))
{
Error_Report(err, 0, "Object is not a string");
return NULL;
}
const TypeObject *type = Object_GetType(obj);
ASSERT(type);
if(type->to_string == NULL)
{
Error_Report(err, 0, "Object %s doesn't implement %s", Object_GetName(obj), __func__);
return NULL;
}
return type->to_string(obj, size, heap, err);
} }
_Bool Object_Compare(Object *obj1, Object *obj2, Error *error) _Bool Object_Compare(Object *obj1, Object *obj2, Error *error)
+29 -52
View File
@@ -31,8 +31,9 @@
#ifndef OBJECT_H #ifndef OBJECT_H
#define OBJECT_H #define OBJECT_H
#include <dirent.h>
#include <stdio.h> #include <stdio.h>
#include <dirent.h>
#include <stdbool.h>
#include "../utils/error.h" #include "../utils/error.h"
#define MAX_RETS 8 #define MAX_RETS 8
@@ -51,14 +52,6 @@ typedef struct {
Object *new_location; Object *new_location;
} MovedObject; } MovedObject;
typedef enum {
ATMTP_NOTATOMIC = 0,
ATMTP_INT,
ATMTP_BOOL,
ATMTP_FLOAT,
ATMTP_STRING,
} AtomicType;
struct TypeObject { struct TypeObject {
Object base; Object base;
@@ -66,10 +59,10 @@ struct TypeObject {
// Any. // Any.
const char *name; const char *name;
unsigned int size; unsigned int size;
AtomicType atomic; //AtomicType atomic;
_Bool (*init)(Object *self, Error *err); bool (*init)(Object *self, Error *err);
_Bool (*free)(Object *self, Error *err); bool (*free)(Object *self, Error *err);
int (*hash)(Object *self); int (*hash)(Object *self);
Object* (*copy)(Object *self, Heap *heap, Error *err); Object* (*copy)(Object *self, Heap *heap, Error *err);
int (*call)(Object *self, Object **argv, unsigned int argc, Object *rets[static MAX_RETS], Heap *heap, Error *err); int (*call)(Object *self, Object **argv, unsigned int argc, Object *rets[static MAX_RETS], Heap *heap, Error *err);
@@ -79,22 +72,10 @@ struct TypeObject {
// Collections. // Collections.
Object *(*select)(Object *self, Object *key, Heap *heap, Error *err); Object *(*select)(Object *self, Object *key, Heap *heap, Error *err);
Object *(*delete)(Object *self, Object *key, Heap *heap, Error *err); Object *(*delete)(Object *self, Object *key, Heap *heap, Error *err);
_Bool (*insert)(Object *self, Object *key, Object *val, Heap *heap, Error *err); bool (*insert)(Object *self, Object *key, Object *val, Heap *heap, Error *err);
int (*count)(Object *self); int (*count)(Object *self);
// Iterators. bool (*op_eql)(Object *self, Object *other);
Object *(*next)(Object *self, Heap *heap, Error *err);
Object *(*prev)(Object *self, Heap *heap, Error *err);
// Some.
union {
long long int (*to_int)(Object *self, Error *err);
_Bool (*to_bool)(Object *self, Error *err);
double (*to_float)(Object *self, Error *err);
char *(*to_string)(Object *self, int *size, Heap *heap, Error *err);
};
_Bool (*op_eql)(Object *self, Object *other);
// All. // All.
void (*walk) (Object *self, void (*callback)(Object **referer, void *userp), void *userp); void (*walk) (Object *self, void (*callback)(Object **referer, void *userp), void *userp);
@@ -110,8 +91,8 @@ Heap* Heap_New(int size);
void Heap_Free(Heap *heap); void Heap_Free(Heap *heap);
void* Heap_Malloc (Heap *heap, TypeObject *type, Error *err); void* Heap_Malloc (Heap *heap, TypeObject *type, Error *err);
void* Heap_RawMalloc(Heap *heap, int size, Error *err); void* Heap_RawMalloc(Heap *heap, int size, Error *err);
_Bool Heap_StartCollection(Heap *heap, Error *error); bool Heap_StartCollection(Heap *heap, Error *error);
_Bool Heap_StopCollection(Heap *heap); bool Heap_StopCollection(Heap *heap);
void Heap_CollectReference(Object **referer, void *heap); void Heap_CollectReference(Object **referer, void *heap);
float Heap_GetUsagePercentage(Heap *heap); float Heap_GetUsagePercentage(Heap *heap);
unsigned int Heap_GetObjectCount(Heap *heap); unsigned int Heap_GetObjectCount(Heap *heap);
@@ -120,19 +101,14 @@ unsigned int Heap_GetSize(Heap *heap);
const TypeObject* Object_GetType(const Object *obj); const TypeObject* Object_GetType(const Object *obj);
const char* Object_GetName(const Object *obj); const char* Object_GetName(const Object *obj);
unsigned int Object_GetSize(const Object *obj, Error *err);
unsigned int Object_GetDeepSize(const Object *obj, Error *err);
void *Object_GetBufferAddrAndSize(Object *obj, int *size, Error *error);
int Object_Hash (Object *obj); int Object_Hash (Object *obj);
Object* Object_Copy (Object *obj, Heap *heap, Error *err); Object* Object_Copy (Object *obj, Heap *heap, Error *err);
int Object_Call (Object *obj, Object **argv, unsigned int argc, Object *rets[static MAX_RETS], Heap *heap, Error *err); int Object_Call (Object *obj, Object **argv, unsigned int argc, Object *rets[static MAX_RETS], Heap *heap, Error *err);
void Object_Print (Object *obj, FILE *fp); void Object_Print (Object *obj, FILE *fp);
Object* Object_Select(Object *coll, Object *key, Heap *heap, Error *err); Object* Object_Select(Object *coll, Object *key, Heap *heap, Error *err);
Object* Object_Delete(Object *coll, Object *key, Heap *heap, Error *err); Object* Object_Delete(Object *coll, Object *key, Heap *heap, Error *err);
_Bool Object_Insert(Object *coll, Object *key, Object *val, Heap *heap, Error *err); bool Object_Insert(Object *coll, Object *key, Object *val, Heap *heap, Error *err);
int Object_Count (Object *coll, Error *err); int Object_Count (Object *coll, Error *err);
Object* Object_Next (Object *iter, Heap *heap, Error *err);
Object* Object_Prev (Object *iter, Heap *heap, Error *err);
void Object_WalkReferences(Object *parent, void (*callback)(Object **referer, void *userp), void *userp); void Object_WalkReferences(Object *parent, void (*callback)(Object **referer, void *userp), void *userp);
void Object_WalkExtensions(Object *parent, void (*callback)(void **referer, unsigned int size, void *userp), void *userp); void Object_WalkExtensions(Object *parent, void (*callback)(void **referer, unsigned int size, void *userp), void *userp);
@@ -140,12 +116,12 @@ Object* Object_NewMap(int num, Heap *heap, Error *error);
Object* Object_NewList(int capacity, Heap *heap, Error *error); Object* Object_NewList(int capacity, Heap *heap, Error *error);
Object* Object_NewList2(int num, Object **items, Heap *heap, Error *error); Object* Object_NewList2(int num, Object **items, Heap *heap, Error *error);
Object* Object_NewNone(Heap *heap, Error *error); Object* Object_NewNone(Heap *heap, Error *error);
Object* Object_NewBuffer(int size, Heap *heap, Error *error); Object* Object_NewBuffer(size_t size, Heap *heap, Error *error);
Object* Object_NewClosure(Object *parent, Object *new_map, Heap *heap, Error *error); Object* Object_NewClosure(Object *parent, Object *new_map, Heap *heap, Error *error);
Object* Object_SliceBuffer(Object *buffer, int offset, int length, Heap *heap, Error *error); Object* Object_SliceBuffer(Object *obj, size_t offset, size_t length, Heap *heap, Error *error);
Object* Object_FromInt (long long int val, Heap *heap, Error *error); Object* Object_FromInt (long long int val, Heap *heap, Error *error);
Object* Object_FromBool (_Bool val, Heap *heap, Error *error); Object* Object_FromBool (bool val, Heap *heap, Error *error);
Object* Object_FromFloat (double val, Heap *heap, Error *error); Object* Object_FromFloat (double val, Heap *heap, Error *error);
Object* Object_FromString(const char *str, int len, Heap *heap, Error *error); Object* Object_FromString(const char *str, int len, Heap *heap, Error *error);
Object* Object_FromStream(FILE *fp, Heap *heap, Error *error); Object* Object_FromStream(FILE *fp, Heap *heap, Error *error);
@@ -163,23 +139,24 @@ TypeObject *Object_GetBufferType();
TypeObject *Object_GetFileType(); TypeObject *Object_GetFileType();
TypeObject *Object_GetDirType(); TypeObject *Object_GetDirType();
_Bool Object_IsNone(Object *obj); bool Object_IsNone(Object *obj);
_Bool Object_IsInt(Object *obj); bool Object_IsInt(Object *obj);
_Bool Object_IsBool(Object *obj); bool Object_IsBool(Object *obj);
_Bool Object_IsFloat(Object *obj); bool Object_IsFloat(Object *obj);
_Bool Object_IsString(Object *obj); bool Object_IsString(Object *obj);
_Bool Object_IsBuffer(Object *obj); bool Object_IsBuffer(Object *obj);
_Bool Object_IsFile(Object *obj); bool Object_IsFile(Object *obj);
_Bool Object_IsDir(Object *obj); bool Object_IsDir(Object *obj);
long long int Object_ToInt (Object *obj, Error *err); long long int Object_GetInt (Object *obj);
_Bool Object_ToBool (Object *obj, Error *err); bool Object_GetBool (Object *obj);
double Object_ToFloat(Object *obj, Error *err); double Object_GetFloat(Object *obj);
const char *Object_ToString(Object *obj, int *size, Heap *heap, Error *err); const char *Object_GetString(Object *obj, int *size);
DIR *Object_ToDIR(Object *obj, Error *error); DIR *Object_GetDIR(Object *obj);
FILE *Object_ToStream(Object *obj, Error *error); FILE *Object_GetStream(Object *obj);
void *Object_GetBuffer(Object *obj, size_t *size);
_Bool Object_Compare(Object *obj1, Object *obj2, Error *error); bool Object_Compare(Object *obj1, Object *obj2, Error *error);
extern TypeObject t_type; extern TypeObject t_type;
+2 -1
View File
@@ -116,7 +116,8 @@ static Object *select_(Object *self, Object *key, Heap *heap, Error *error)
if(!Object_IsString(key)) if(!Object_IsString(key))
return NULL; return NULL;
const char *name = Object_ToString(key, NULL, heap, error); const char *name = Object_GetString(key, NULL);
assert(name != NULL);
if(map->slots == NULL) if(map->slots == NULL)
return NULL; return NULL;
+22 -123
View File
@@ -409,37 +409,22 @@ static Object *do_math_op(Object *lop, Object *rop, Opcode opcode, Heap *heap, E
if(Object_IsInt(lop)) if(Object_IsInt(lop))
{ {
long long int raw_lop = Object_ToInt(lop, error); long long int raw_lop = Object_GetInt(lop);
if(error->occurred)
return NULL;
if(Object_IsInt(rop)) if(Object_IsInt(rop))
{ {
// int + int // int + int
long long int raw_rop = Object_ToInt(rop, error); long long int raw_rop = Object_GetInt(rop);
if(error->occurred)
return NULL;
long long int raw_res = 0; long long int raw_res = 0;
APPLY(raw_lop, raw_rop, raw_res, id) APPLY(raw_lop, raw_rop, raw_res, id)
res = Object_FromInt(raw_res, heap, error); res = Object_FromInt(raw_res, heap, error);
} }
else if(Object_IsFloat(rop)) else if(Object_IsFloat(rop))
{ {
// int + float // int + float
double raw_rop = Object_ToFloat(rop, error); double raw_rop = Object_GetFloat(rop);
if(error->occurred)
return NULL;
double raw_res = 0; double raw_res = 0;
APPLY((double) raw_lop, raw_rop, raw_res, id) APPLY((double) raw_lop, raw_rop, raw_res, id)
res = Object_FromFloat(raw_res, heap, error); res = Object_FromFloat(raw_res, heap, error);
} }
else else
@@ -450,37 +435,22 @@ static Object *do_math_op(Object *lop, Object *rop, Opcode opcode, Heap *heap, E
} }
else if(Object_IsFloat(lop)) else if(Object_IsFloat(lop))
{ {
double raw_lop = Object_ToFloat(lop, error); double raw_lop = Object_GetFloat(lop);
if(error->occurred)
return NULL;
if(Object_IsInt(rop)) if(Object_IsInt(rop))
{ {
// float + int // float + int
long long int raw_rop = Object_ToInt(rop, error); long long int raw_rop = Object_GetInt(rop);
if(error->occurred)
return NULL;
double raw_res = 0; double raw_res = 0;
APPLY(raw_lop, (double) raw_rop, raw_res, id) APPLY(raw_lop, (double) raw_rop, raw_res, id)
res = Object_FromFloat(raw_res, heap, error); res = Object_FromFloat(raw_res, heap, error);
} }
else if(Object_IsFloat(rop)) else if(Object_IsFloat(rop))
{ {
// float + float // float + float
double raw_rop = Object_ToFloat(rop, error); double raw_rop = Object_GetFloat(rop);
if(error->occurred)
return NULL;
double raw_res = 0; double raw_res = 0;
APPLY(raw_lop, raw_rop, raw_res, id) APPLY(raw_lop, raw_rop, raw_res, id)
res = Object_FromFloat(raw_res, heap, error); res = Object_FromFloat(raw_res, heap, error);
} }
else else
@@ -519,29 +489,17 @@ static Object *do_relational_op(Object *lop, Object *rop, Opcode opcode, Heap *h
if(Object_IsInt(lop)) if(Object_IsInt(lop))
{ {
long long int raw_lop = Object_ToInt(lop, error); long long int raw_lop = Object_GetInt(lop);
if(error->occurred)
return NULL;
if(Object_IsInt(rop)) if(Object_IsInt(rop))
{ {
// int + int // int + int
long long int raw_rop = Object_ToInt(rop, error); long long int raw_rop = Object_GetInt(rop);
if(error->occurred)
return NULL;
APPLY(raw_lop, raw_rop, res, id) APPLY(raw_lop, raw_rop, res, id)
} }
else if(Object_IsFloat(rop)) else if(Object_IsFloat(rop))
{ {
// int + float // int + float
double raw_rop = Object_ToFloat(rop, error); double raw_rop = Object_GetFloat(rop);
if(error->occurred)
return NULL;
APPLY((double) raw_lop, raw_rop, res, id) APPLY((double) raw_lop, raw_rop, res, id)
} }
else else
@@ -552,29 +510,17 @@ static Object *do_relational_op(Object *lop, Object *rop, Opcode opcode, Heap *h
} }
else if(Object_IsFloat(lop)) else if(Object_IsFloat(lop))
{ {
double raw_lop = Object_ToFloat(lop, error); double raw_lop = Object_GetFloat(lop);
if(error->occurred)
return NULL;
if(Object_IsInt(rop)) if(Object_IsInt(rop))
{ {
// float + int // float + int
long long int raw_rop = Object_ToInt(rop, error); long long int raw_rop = Object_GetInt(rop);
if(error->occurred)
return NULL;
APPLY(raw_lop, (double) raw_rop, res, id) APPLY(raw_lop, (double) raw_rop, res, id)
} }
else if(Object_IsFloat(rop)) else if(Object_IsFloat(rop))
{ {
// float + float // float + float
double raw_rop = Object_ToFloat(rop, error); double raw_rop = Object_GetFloat(rop);
if(error->occurred)
return NULL;
APPLY(raw_lop, raw_rop, res, id) APPLY(raw_lop, raw_rop, res, id)
} }
else else
@@ -651,20 +597,12 @@ static _Bool step(Runtime *runtime, Error *error)
if(Object_IsInt(top)) if(Object_IsInt(top))
{ {
long long n = Object_ToInt(top, error); long long n = Object_GetInt(top);
if(error->occurred)
return 0;
top = Object_FromInt(-n, heap, error); top = Object_FromInt(-n, heap, error);
} }
else if(Object_IsFloat(top)) else if(Object_IsFloat(top))
{ {
double f = Object_ToFloat(top, error); double f = Object_GetFloat(top);
if(error->occurred)
return 0;
top = Object_FromFloat(-f, heap, error); top = Object_FromFloat(-f, heap, error);
} }
else else
@@ -698,13 +636,15 @@ static _Bool step(Runtime *runtime, Error *error)
ASSERT(top != NULL); ASSERT(top != NULL);
_Bool v = Object_ToBool(top, error); if(!Object_IsBool(top))
{
if(error->occurred) Error_Report(error, 0, "NOT operand isn't a boolean");
return 0; return 0;
}
_Bool v = Object_GetBool(top);
Object *negated = Object_FromBool(!v, runtime->heap, error); Object *negated = Object_FromBool(!v, runtime->heap, error);
if(negated == NULL) if(negated == NULL)
return 0; return 0;
@@ -803,47 +743,6 @@ static _Bool step(Runtime *runtime, Error *error)
return 1; return 1;
} }
case OPCODE_AND:
case OPCODE_OR:
{
ASSERT(opc == 0);
Object *rop = Stack_Top(runtime->stack, 0);
Object *lop = Stack_Top(runtime->stack, -1);
if(!Runtime_Pop(runtime, error, 2))
return 0;
// We managed to pop rop and lop,
// so we know they're not NULL.
ASSERT(rop != NULL);
ASSERT(lop != NULL);
_Bool raw_rop, raw_lop, raw_res;
raw_lop = Object_ToBool(lop, error);
raw_rop = Object_ToBool(rop, error);
if(error->occurred) return 0;
switch(opcode)
{
case OPCODE_AND: raw_res = raw_lop && raw_rop; break;
case OPCODE_OR: raw_res = raw_lop || raw_rop; break;
default:
UNREACHABLE;
raw_res = 0;
break;
}
Object *res = Object_FromBool(raw_res, runtime->heap, error);
if(res == NULL)
return 0;
if(!Runtime_Push(runtime, error, res))
return 0;
return 1;
}
case OPCODE_ASS: case OPCODE_ASS:
{ {
ASSERT(opc == 1); ASSERT(opc == 1);
@@ -1322,7 +1221,7 @@ static _Bool step(Runtime *runtime, Error *error)
return 0; return 0;
} }
if(Object_ToBool(top, error)) // This can't fail because we know it's a bool. if(Object_GetBool(top))
runtime->frame->index = target; runtime->frame->index = target;
return 1; return 1;
@@ -1354,7 +1253,7 @@ static _Bool step(Runtime *runtime, Error *error)
return 0; return 0;
} }
if(!Object_ToBool(top, error)) // This can't fail because we know it's a bool. if(!Object_GetBool(top))
runtime->frame->index = target; runtime->frame->index = target;
return 1; return 1;
+22 -8
View File
@@ -30,9 +30,9 @@
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <assert.h>
#include <stdio.h> #include <stdio.h>
#include "error.h" #include "error.h"
#include "defs.h"
void Error_Init(Error *err) void Error_Init(Error *err)
{ {
@@ -66,18 +66,18 @@ void _Error_Report2(Error *err, _Bool internal,
const char *file, const char *func, int line, const char *file, const char *func, int line,
const char *fmt, va_list va) const char *fmt, va_list va)
{ {
assert(err); ASSERT(err);
assert(file); ASSERT(file);
assert(func); ASSERT(func);
assert(line > 0); ASSERT(line > 0);
assert(fmt); ASSERT(fmt);
#ifdef DEBUG #ifdef DEBUG
if(err->occurred != 0) { if(err->occurred != 0) {
fprintf(stderr, "Error previously reported at %s:%d (in %s) :: %s\n", err->file, err->line, err->func, err->message); fprintf(stderr, "Error previously reported at %s:%d (in %s) :: %s\n", err->file, err->line, err->func, err->message);
} }
#endif #endif
assert(err->occurred == 0); ASSERT(err->occurred == 0);
err->occurred = 1; err->occurred = 1;
err->internal = internal; err->internal = internal;
@@ -90,7 +90,7 @@ void _Error_Report2(Error *err, _Bool internal,
int p = vsnprintf(err->message2, sizeof(err->message2), fmt, va); int p = vsnprintf(err->message2, sizeof(err->message2), fmt, va);
assert(p > -1); ASSERT(p > -1);
if((unsigned int) p > sizeof(err->message2)-1) if((unsigned int) p > sizeof(err->message2)-1)
{ {
@@ -122,3 +122,17 @@ void _Error_Report2(Error *err, _Bool internal,
if(err->on_report) if(err->on_report)
err->on_report(err); err->on_report(err);
} }
void Error_Panic_(const char *file, int line,
const char *fmt, ...)
{
FILE *fp = stderr;
va_list args;
va_start(args, fmt);
fprintf(fp, "Panic: ");
vfprintf(fp, fmt, args);
fprintf(fp, " (reported in %s:%d)", file, line);
va_end(args);
abort();
}
+2
View File
@@ -53,4 +53,6 @@ void Error_Free(Error *err);
#define Error_Report(err, internal, fmt, ...) _Error_Report(err, internal, __FILE__, __func__, __LINE__, fmt, ## __VA_ARGS__) #define Error_Report(err, internal, fmt, ...) _Error_Report(err, internal, __FILE__, __func__, __LINE__, fmt, ## __VA_ARGS__)
void _Error_Report (Error *err, _Bool internal, const char *file, const char *func, int line, const char *fmt, ...); void _Error_Report (Error *err, _Bool internal, const char *file, const char *func, int line, const char *fmt, ...);
void _Error_Report2(Error *err, _Bool internal, const char *file, const char *func, int line, const char *fmt, va_list va); void _Error_Report2(Error *err, _Bool internal, const char *file, const char *func, int line, const char *fmt, va_list va);
void Error_Panic_(const char *file, int line, const char *fmt, ...);
#define Error_Panic(fmt, ...) Error_Panic_(__FILE__, __LINE__, fmt, ## __VA_ARGS__)
#endif #endif