seqs.h File Reference

#include "serene/rt/core.h"
#include "serene/rt/impl/seq.h"

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Data Structures
struct	srn_seq_t
	A persistent, immutable, indexed sequence. More...

Typedefs
typedef struct srn_seq_t	srn_seq_t
	A persistent, immutable, indexed sequence.

Functions
srn_value_t *	srn_seq_empty (srn_context_t *ctx, srn_metadata_t *metadata)
srn_value_t *	srn_seq_conj (srn_context_t *ctx, srn_metadata_t *metadata, srn_value_t *seq, srn_value_t *value)

Typedef Documentation

srn_seq_t

typedef struct srn_seq_t srn_seq_t

A persistent, immutable, indexed sequence.

Backed by the bit-partitioned trie implementation in serene/rt/impl/seq.h.

Function Documentation

srn_seq_conj()

srn_value_t * srn_seq_conj	(	srn_context_t *	ctx,
		srn_metadata_t *	metadata,
		srn_value_t *	seq,
		srn_value_t *	value )

Definition at line 39 of file seqs.c.

                                              {
  PANIC_IF_NULL(ctx);
  PANIC_IF_NULL(seq);
  PANIC_IF_NULL(value);
 
  if (!IS_A(seq, VSeq)) {
    return srn_errors_make_error(ctx, metadata, ABSURD, "expected a seq");
  }
  srn_seq_t *old = AS_SEQ(seq);
  srn_seq_t *neu = ALLOC(ctx, srn_seq_t);
  neu->inner = seq_push(ctx, &old->inner, (seq_elem_t)value);
  if (neu->inner.maybe_error != nullptr) {
    return srn_errors_err_to_value(ctx, metadata, neu->inner.maybe_error);
  }
  return srn_value_make(ctx, VSeq, metadata, (void *)neu);
}

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srn_seq_empty()

srn_value_t * srn_seq_empty	(	srn_context_t *	ctx,
		srn_metadata_t *	metadata )

Definition at line 26 of file seqs.c.

                                                                         {
  PANIC_IF_NULL(ctx);
 
  srn_seq_t *s = ALLOC(ctx, srn_seq_t);
  s->inner = seq_empty(ctx);
 
  if (s->inner.maybe_error != nullptr) {
    return srn_errors_err_to_value(ctx, metadata, s->inner.maybe_error);
  }
 
  return srn_value_make(ctx, VSeq, metadata, (void *)s);
}

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