Split loader header per type (#839)

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

Author: jviotti

src/runtime/CMakeLists.txt

@@ -7,9 +7,17 @@ noa_library(NAMESPACE sourcemeta PROJECT jsonbinpack NAME runtime
     encoder_context.h
     plan.h plan_wrap.h
   SOURCES
-    loader.cc loader_v1.h varint.h
     input_stream.cc
     output_stream.cc
+    varint.h
+
+    loader.cc
+    loader_v1_any.h
+    loader_v1_array.h
+    loader_v1_integer.h
+    loader_v1_number.h
+    loader_v1_string.h
+
     decoder_any.cc
     decoder_array.cc
     decoder_common.cc

src/runtime/loader.cc

@@ -1,6 +1,10 @@
 #include <sourcemeta/jsonbinpack/runtime.h>
 
-#include "loader_v1.h"
+#include "loader_v1_any.h"
+#include "loader_v1_array.h"
+#include "loader_v1_integer.h"
+#include "loader_v1_number.h"
+#include "loader_v1_string.h"
 
 #include <cassert>   // assert
 #include <sstream>   // std::ostringstream
@@ -42,6 +46,7 @@ auto load(const sourcemeta::jsontoolkit::JSON &input) -> Plan {
   PARSE_ENCODING(v1, BOUNDED_8BITS_TYPED_ARRAY)
   PARSE_ENCODING(v1, FLOOR_TYPED_ARRAY)
   PARSE_ENCODING(v1, ROOF_TYPED_ARRAY)
+  // TODO: Handle object encodings
   // Any
   PARSE_ENCODING(v1, ANY_PACKED_TYPE_TAG_BYTE_PREFIX)
 

src/runtime/loader_v1.h

@@ -0,0 +1,58 @@
+#ifndef SOURCEMETA_JSONBINPACK_LOADER_V1_ANY_H_
+#define SOURCEMETA_JSONBINPACK_LOADER_V1_ANY_H_
+
+#include <sourcemeta/jsonbinpack/runtime.h>
+
+#include <sourcemeta/jsontoolkit/json.h>
+
+#include <cassert> // assert
+#include <utility> // std::move
+#include <vector>  // std::vector
+
+namespace sourcemeta::jsonbinpack::v1 {
+
+auto BYTE_CHOICE_INDEX(const sourcemeta::jsontoolkit::JSON &options) -> Plan {
+  assert(options.defines("choices"));
+  const auto &choices{options.at("choices")};
+  assert(choices.is_array());
+  const auto &array{choices.as_array()};
+  std::vector<sourcemeta::jsontoolkit::JSON> elements{array.cbegin(),
+                                                      array.cend()};
+  return sourcemeta::jsonbinpack::BYTE_CHOICE_INDEX({std::move(elements)});
+}
+
+auto LARGE_CHOICE_INDEX(const sourcemeta::jsontoolkit::JSON &options) -> Plan {
+  assert(options.defines("choices"));
+  const auto &choices{options.at("choices")};
+  assert(choices.is_array());
+  const auto &array{choices.as_array()};
+  std::vector<sourcemeta::jsontoolkit::JSON> elements{array.cbegin(),
+                                                      array.cend()};
+  return sourcemeta::jsonbinpack::LARGE_CHOICE_INDEX({std::move(elements)});
+}
+
+auto TOP_LEVEL_BYTE_CHOICE_INDEX(const sourcemeta::jsontoolkit::JSON &options)
+    -> Plan {
+  assert(options.defines("choices"));
+  const auto &choices{options.at("choices")};
+  assert(choices.is_array());
+  const auto &array{choices.as_array()};
+  std::vector<sourcemeta::jsontoolkit::JSON> elements{array.cbegin(),
+                                                      array.cend()};
+  return sourcemeta::jsonbinpack::TOP_LEVEL_BYTE_CHOICE_INDEX(
+      {std::move(elements)});
+}
+
+auto CONST_NONE(const sourcemeta::jsontoolkit::JSON &options) -> Plan {
+  assert(options.defines("value"));
+  return sourcemeta::jsonbinpack::CONST_NONE({options.at("value")});
+}
+
+auto ANY_PACKED_TYPE_TAG_BYTE_PREFIX(const sourcemeta::jsontoolkit::JSON &)
+    -> Plan {
+  return sourcemeta::jsonbinpack::ANY_PACKED_TYPE_TAG_BYTE_PREFIX{};
+}
+
+} // namespace sourcemeta::jsonbinpack::v1
+
+#endif