core.c File Reference

#include "serene/rt/core.h"
#include "serene/rt/context.h"
#include "serene/utils.h"

Include dependency graph for core.c:

Go to the source code of this file.

Functions
srn_value_t *	srn_value_make (srn_context_t *ctx, srn_value_tag_t tag, srn_metadata_t *metadata, void *payload)
	Creates a new serene value.

Variables
srn_metadata_t	absurd_metadata = {nullptr, nullptr}
	We use this for testing. Defined once in core.c.
srn_value_t	nil_v = {.type = VNil}
srn_value_t	true_v = {.type = VTrue}
srn_value_t	false_v = {.type = VFalse}

Function Documentation

srn_value_make()

srn_value_t * srn_value_make ( srn_context_t * ctx, srn_value_tag_t tag, srn_metadata_t * metadata, void * payload )

nodiscard

Creates a new serene value.

We always heap allocate the values. So, ANY value creation should go through this function

Definition at line 36 of file core.c.

                                                                                                 {
  PANIC_IF_NULL(ctx);
 
  switch (tag) {
  case VNil:
    return &nil_v;
  case VTrue:
    return &true_v;
  case VFalse:
    return &false_v;
  default:
    break;
  }
 
  srn_value_t *v = ALLOC(ctx, srn_value_t);
  v->type        = tag;
  v->metadata    = metadata;
 
  // At this point payload should not be null
  PANIC_IF_NULL(payload);
 
  switch (tag) {
  case VI64:
    v->as.i64 = *(int64_t *)payload;
    break;
  case VF64:
    v->as.f64 = *(double *)payload;
    break;
  case VList:
    v->as.list = (srn_list_t *)payload;
    break;
  case VSeq:
    v->as.seq = (srn_seq_t *)payload;
    break;
  case VQuote:
    PANIC("Not implemented");
  case VClosure:
    PANIC("Not implemented");
  case VNamespace:
    v->as.ns = (srn_namespace_t *)payload;
    break;
  case VString:
    v->as.string = (srn_string_t *)payload;
    break;
  case VSymbol:
    v->as.symbol = (srn_symbol_t *)payload;
    break;
  case VKeyword:
    v->as.keyword = (srn_keyword_t *)payload;
    break;
  case VMap:
    v->as.map = (srn_map_t *)payload;
    break;
  case VError:
    v->as.error = (srn_error_t *)payload;
    break;
  default:
    PANIC("Should never happen");
  }
  return v;
}

Here is the caller graph for this function:

Variable Documentation

absurd_metadata

srn_metadata_t absurd_metadata = {nullptr, nullptr}

We use this for testing. Defined once in core.c.

Definition at line 26 of file core.c.

{nullptr, nullptr};

false_v

srn_value_t false_v = {.type = VFalse}

Definition at line 29 of file core.c.

{.type = VFalse};

nil_v

srn_value_t nil_v = {.type = VNil}

Definition at line 27 of file core.c.

{.type = VNil};

true_v

srn_value_t true_v = {.type = VTrue}

Definition at line 28 of file core.c.

{.type = VTrue};