Class: Yerba::Document

Inherits:
Object
  • Object
show all
Defined in:
lib/yerba/document.rb,
ext/yerba/yerba.c

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ Object

Document.new(path)



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# File 'ext/yerba/yerba.c', line 113

static VALUE document_initialize(VALUE self, VALUE path) {
  const char *file_path = StringValueCStr(path);
  YerbaParseResult result = yerba_document_parse_file(file_path);

  if (!result.document) {
    VALUE message = make_utf8_string(result.error);
    yerba_string_free(result.error);

    rb_raise(rb_eParseError, "%s", StringValueCStr(message));
  }

  RTYPEDDATA_DATA(self) = result.document;
  rb_iv_set(self, "@path", path);

  return self;
}

Class Method Details

.parse(content) ⇒ Object

Document.parse(content)



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# File 'ext/yerba/yerba.c', line 131

static VALUE document_s_parse(VALUE klass, VALUE content) {
  const char *yaml_content = StringValueCStr(content);
  YerbaParseResult result = yerba_document_parse(yaml_content);

  if (!result.document) {
    VALUE message = make_utf8_string(result.error);
    yerba_string_free(result.error);

    rb_raise(rb_eParseError, "%s", StringValueCStr(message));
  }

  VALUE instance = document_alloc(klass);
  RTYPEDDATA_DATA(instance) = result.document;
  rb_iv_set(instance, "@path", Qnil);

  return instance;
}

Instance Method Details

#[](path) ⇒ Object

document[](path) → Yerba::Scalar, Yerba::Map, Yerba::Sequence, or nil



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# File 'ext/yerba/yerba.c', line 210

static VALUE document_bracket(VALUE self, VALUE path) {
  struct Document *document = get_document(self);
  YerbaGetResult result = yerba_document_get(document, StringValueCStr(path));

  if (result.error) {
    VALUE message = make_utf8_string(result.error);
    yerba_get_result_free(result);

    rb_raise(rb_ePathValidationError, "%s", StringValueCStr(message));
  }

  VALUE instance;
  VALUE location = location_to_ruby(result.location);
  VALUE key = Qnil;

  if (result.key_name) {
    VALUE key_location = location_to_ruby(result.key_location);
    VALUE key_value = make_utf8_string(result.key_name);

    key = rb_funcall(rb_path2class("Yerba::Scalar"), rb_intern("new"), 4, Qnil, Qnil, key_value, key_location);
  }

  switch (result.node_type) {
    case YERBA_NODE_TYPE_SCALAR: {
      VALUE klass = rb_path2class("Yerba::Scalar");
      VALUE value = typed_value_to_ruby(result.single);
      yerba_get_result_free(result);

      instance = rb_funcall(klass, rb_intern("new"), 5, self, path, value, location, key);

      return instance;
    }

    case YERBA_NODE_TYPE_MAP: {
      yerba_get_result_free(result);
      VALUE klass = rb_path2class("Yerba::Map");

      instance = rb_funcall(klass, rb_intern("new"), 4, self, path, location, key);

      return instance;
    }

    case YERBA_NODE_TYPE_SEQUENCE: {
      yerba_get_result_free(result);
      VALUE klass = rb_path2class("Yerba::Sequence");

      instance = rb_funcall(klass, rb_intern("new"), 4, self, path, location, key);

      return instance;
    }

    default:
      yerba_get_result_free(result);

      return Qnil;
  }
}

#at_path(path) ⇒ Object 



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# File 'lib/yerba/document.rb', line 35

def at_path(path)
  if path.include?("[]")
    values = get(path)
    return [] unless values.is_a?(Array)

    path.sub("[]", "")

    values.each_with_index.map do |_value, index|
      resolved_path = path.sub("[]", "[#{index}]")
      self[resolved_path]
    end
  else
    self[path]
  end
end

#blank_lines(path, count) ⇒ Object

document.blank_lines(path, count)



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# File 'ext/yerba/yerba.c', line 599

static VALUE document_blank_lines(VALUE self, VALUE path, VALUE count) {
  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_blank_lines(document, StringValueCStr(path), NUM2SIZET(count));

  check_result(result);

  return self;
}

#changed? ⇒ Boolean

document.changed?

Returns:

  • (Boolean) 


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# File 'ext/yerba/yerba.c', line 635

static VALUE document_changed_p(VALUE self) {
  VALUE path = rb_iv_get(self, "@path");
  if (NIL_P(path)) return Qtrue;

  VALUE current = document_to_s(self);
  VALUE original = rb_funcall(rb_cFile, rb_intern("read"), 1, path);

  return rb_str_equal(current, original) ? Qfalse : Qtrue;
}

#condition?(*args) ⇒ Boolean

document.condition?(condition, path: “”)

Returns:

  • (Boolean) 


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# File 'ext/yerba/yerba.c', line 337

static VALUE document_condition_p(int argc, VALUE *argv, VALUE self) {
  VALUE condition, opts;
  rb_scan_args(argc, argv, "1:", &condition, &opts);

  const char *parent_path = "";
  if (!NIL_P(opts)) {
    VALUE v_path = rb_hash_aref(opts, ID2SYM(rb_intern("path")));

    if (!NIL_P(v_path)) {
      parent_path = StringValueCStr(v_path);
    }
  }

  struct Document *document = get_document(self);

  return yerba_document_evaluate_condition(document, parent_path, StringValueCStr(condition)) ? Qtrue : Qfalse;
}

#delete(*args) ⇒ Object

document.delete(path, condition: nil)



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# File 'ext/yerba/yerba.c', line 485

static VALUE document_delete(int argc, VALUE *argv, VALUE self) {
  VALUE path, opts;
  rb_scan_args(argc, argv, "1:", &path, &opts);

  struct Document *document = get_document(self);
  if (!should_proceed(document, opts)) return self;

  YerbaResult result = yerba_document_delete(document, StringValueCStr(path));

  check_result(result);

  return self;
}

#dig(*keys) ⇒ Object 



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# File 'lib/yerba/document.rb', line 29

def dig(*keys)
  result = keys.reduce(self) { |node, key| node.nil? ? nil : node[key] }

  result&.value
end

#exists?(path) ⇒ Boolean

document.exists?(path)

Returns:

  • (Boolean) 


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# File 'ext/yerba/yerba.c', line 269

static VALUE document_exists_p(VALUE self, VALUE path) {
  struct Document *document = get_document(self);

  return yerba_document_exists(document, StringValueCStr(path)) ? Qtrue : Qfalse;
}

#find(*args) ⇒ Object

document.find(path, condition: nil, select: nil)



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# File 'ext/yerba/yerba.c', line 356

static VALUE document_find(int argc, VALUE *argv, VALUE self) {
  VALUE path, opts;
  rb_scan_args(argc, argv, "1:", &path, &opts);

  const char *condition = NULL;
  const char *select = NULL;

  if (!NIL_P(opts)) {
    VALUE v_condition = rb_hash_aref(opts, ID2SYM(rb_intern("condition")));
    VALUE v_select = rb_hash_aref(opts, ID2SYM(rb_intern("select")));

    if (!NIL_P(v_condition)) condition = StringValueCStr(v_condition);
    if (!NIL_P(v_select)) select = StringValueCStr(v_select);
  }

  struct Document *document = get_document(self);
  char *json = yerba_document_find(document, StringValueCStr(path), condition, select);

  if (!json) return rb_ary_new();

  VALUE json_string = make_utf8_string(json);
  yerba_string_free(json);

  return rb_funcall(rb_path2class("JSON"), rb_intern("parse"), 1, json_string);
}

#get(path) ⇒ Object

document.get(path)



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# File 'ext/yerba/yerba.c', line 150

static VALUE document_get(VALUE self, VALUE path) {
  struct Document *document = get_document(self);
  YerbaGetResult result = yerba_document_get(document, StringValueCStr(path));

  if (result.error) {
    VALUE message = make_utf8_string(result.error);
    yerba_get_result_free(result);

    rb_raise(rb_ePathValidationError, "%s", StringValueCStr(message));
  }

  if (!result.is_list) {
    VALUE ruby_value = typed_value_to_ruby(result.single);
    yerba_get_result_free(result);

    return ruby_value;
  } else {
    VALUE json_string = make_utf8_string(result.list.json);
    yerba_get_result_free(result);

    VALUE items = rb_funcall(rb_path2class("JSON"), rb_intern("parse"), 1, json_string);
    long length = RARRAY_LEN(items);
    VALUE array = rb_ary_new_capa(length);

    for (long i = 0; i < length; i++) {
      VALUE item = rb_ary_entry(items, i);
      VALUE text = rb_hash_aref(item, rb_str_new_cstr("text"));
      int type_value = NUM2INT(rb_hash_aref(item, rb_str_new_cstr("type")));

      if (NIL_P(text)) {
        rb_ary_push(array, Qnil);

        continue;
      }

      YerbaTypedValue typed_value;
      typed_value.text = (char *)StringValueCStr(text);
      typed_value.value_type = (YerbaValueType)type_value;

      rb_ary_push(array, typed_value_to_ruby(typed_value));
    }

    return array;
  }
}

#get_quote_style(path) ⇒ Object

document.get_quote_style(path) → :plain, :single, :double, or nil



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# File 'ext/yerba/yerba.c', line 302

static VALUE document_get_quote_style(VALUE self, VALUE path) {
  struct Document *document = get_document(self);
  int style = yerba_document_get_quote_style(document, StringValueCStr(path));

  switch (style) {
    case 0: return ID2SYM(rb_intern("plain"));
    case 1: return ID2SYM(rb_intern("single"));
    case 2: return ID2SYM(rb_intern("double"));
    default: return Qnil;
  }
}

#get_value(path) ⇒ Object

document.get_value(path) → parsed Ruby object (Hash/Array/String/Integer/etc)



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# File 'ext/yerba/yerba.c', line 276

static VALUE document_get_value(VALUE self, VALUE path) {
  struct Document *document = get_document(self);
  char *json = yerba_document_get_value(document, StringValueCStr(path));

  if (!json) return Qnil;

  VALUE json_string = make_utf8_string(json);
  yerba_string_free(json);

  return rb_funcall(rb_path2class("JSON"), rb_intern("parse"), 1, json_string);
}

#get_values(path) ⇒ Object

document.get_values(path) → Array of parsed Ruby objects



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# File 'ext/yerba/yerba.c', line 289

static VALUE document_get_values(VALUE self, VALUE path) {
  struct Document *document = get_document(self);
  char *json = yerba_document_get_values(document, StringValueCStr(path));

  if (!json) return rb_ary_new();

  VALUE json_string = make_utf8_string(json);
  yerba_string_free(json);

  return rb_funcall(rb_path2class("JSON"), rb_intern("parse"), 1, json_string);
}

#insert(*args) ⇒ Object

document.insert(path, value, before: nil, after: nil, at: nil)



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# File 'ext/yerba/yerba.c', line 432

static VALUE document_insert(int argc, VALUE *argv, VALUE self) {
  VALUE path, value, opts;
  rb_scan_args(argc, argv, "2:", &path, &value, &opts);

  const char *before = NULL;
  const char *after = NULL;
  long long at = -1;

  if (!NIL_P(opts)) {
    VALUE v_before = rb_hash_aref(opts, ID2SYM(rb_intern("before")));
    VALUE v_after = rb_hash_aref(opts, ID2SYM(rb_intern("after")));
    VALUE v_at = rb_hash_aref(opts, ID2SYM(rb_intern("at")));

    if (!NIL_P(v_before)) before = StringValueCStr(v_before);
    if (!NIL_P(v_after)) after = StringValueCStr(v_after);
    if (!NIL_P(v_at)) at = NUM2LL(v_at);
  }

  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_insert(document, StringValueCStr(path), StringValueCStr(value), before, after, at);
  check_result(result);

  return self;
}

#insert_object(*args) ⇒ Object

document.insert_object(path, object, before: nil, after: nil, at: nil)



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# File 'ext/yerba/yerba.c', line 458

static VALUE document_insert_object(int argc, VALUE *argv, VALUE self) {
  VALUE path, object, opts;
  rb_scan_args(argc, argv, "2:", &path, &object, &opts);

  const char *before = NULL;
  const char *after = NULL;
  long long at = -1;

  if (!NIL_P(opts)) {
    VALUE v_before = rb_hash_aref(opts, ID2SYM(rb_intern("before")));
    VALUE v_after = rb_hash_aref(opts, ID2SYM(rb_intern("after")));
    VALUE v_at = rb_hash_aref(opts, ID2SYM(rb_intern("at")));

    if (!NIL_P(v_before)) before = StringValueCStr(v_before);
    if (!NIL_P(v_after)) after = StringValueCStr(v_after);
    if (!NIL_P(v_at)) at = NUM2LL(v_at);
  }

  struct Document *document = get_document(self);
  VALUE json_string = rb_funcall(rb_path2class("JSON"), rb_intern("generate"), 1, object);

  YerbaResult result = yerba_document_insert_object(document, StringValueCStr(path), StringValueCStr(json_string), before, after, at);
  check_result(result);
  return self;
}

#inspect ⇒ Object 



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# File 'lib/yerba/document.rb', line 51

def inspect
  if path
    "#<Yerba::Document path=#{path.inspect}>"
  else
    "#<Yerba::Document (parsed)>"
  end
end

#map? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/yerba/document.rb', line 9

def map?
  root.is_a?(Map)
end

#path ⇒ Object

document.path



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# File 'ext/yerba/yerba.c', line 646

static VALUE document_path(VALUE self) {
  return rb_iv_get(self, "@path");
}

#quote_style(*args) ⇒ Object

document.quote_style(path: nil, key_style: nil, value_style: nil)



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# File 'ext/yerba/yerba.c', line 572

static VALUE document_quote_style(int argc, VALUE *argv, VALUE self) {
  VALUE opts;
  rb_scan_args(argc, argv, ":", &opts);

  const char *path = NULL;
  const char *key_style = NULL;
  const char *value_style = NULL;

  if (!NIL_P(opts)) {
    VALUE v_path = rb_hash_aref(opts, ID2SYM(rb_intern("path")));
    VALUE v_key_style = rb_hash_aref(opts, ID2SYM(rb_intern("key_style")));
    VALUE v_value_style = rb_hash_aref(opts, ID2SYM(rb_intern("value_style")));

    if (!NIL_P(v_path)) path = StringValueCStr(v_path);
    if (!NIL_P(v_key_style)) key_style = StringValueCStr(v_key_style);
    if (!NIL_P(v_value_style)) value_style = StringValueCStr(v_value_style);
  }

  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_quote_style(document, path, key_style, value_style);

  check_result(result);

  return self;
}

#remove(path, value) ⇒ Object

document.remove(path, value)



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# File 'ext/yerba/yerba.c', line 500

static VALUE document_remove(VALUE self, VALUE path, VALUE value) {
  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_remove(document, StringValueCStr(path), StringValueCStr(value));

  check_result(result);

  return self;
}

#remove_at(path, index) ⇒ Object

document.remove_at(path, index)



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# File 'ext/yerba/yerba.c', line 510

static VALUE document_remove_at(VALUE self, VALUE path, VALUE index) {
  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_remove_at(document, StringValueCStr(path), NUM2SIZET(index));

  check_result(result);

  return self;
}

#rename(source, destination) ⇒ Object

document.rename(source, destination)



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# File 'ext/yerba/yerba.c', line 520

static VALUE document_rename(VALUE self, VALUE source, VALUE destination) {
  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_rename(document, StringValueCStr(source), StringValueCStr(destination));

  check_result(result);

  return self;
}

#root ⇒ Object 



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# File 'lib/yerba/document.rb', line 5

def root
  self[""]
end

#save! ⇒ Object

document.save!



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# File 'ext/yerba/yerba.c', line 620

static VALUE document_save(VALUE self) {
  VALUE path = rb_iv_get(self, "@path");

  if (NIL_P(path)) {
    rb_raise(rb_eError, "Cannot save: document has no file path");
  }

  VALUE content = document_to_s(self);

  rb_funcall(rb_cFile, rb_intern("write"), 2, path, content);

  return self;
}

#sequence? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/yerba/document.rb', line 13

def sequence?
  root.is_a?(Sequence)
end

#set(*args) ⇒ Object

document.set(path, value, condition: nil, if_exists: false, if_missing: false)



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# File 'ext/yerba/yerba.c', line 383

static VALUE document_set(int argc, VALUE *argv, VALUE self) {
  VALUE path, value, opts;
  rb_scan_args(argc, argv, "2:", &path, &value, &opts);

  struct Document *document = get_document(self);

  if (!should_proceed(document, opts)) return self;

  if (!NIL_P(opts)) {
    VALUE v_if_exists = rb_hash_aref(opts, ID2SYM(rb_intern("if_exists")));
    VALUE v_if_missing = rb_hash_aref(opts, ID2SYM(rb_intern("if_missing")));

    if (RTEST(v_if_exists) && !yerba_document_exists(document, StringValueCStr(path))) return self;
    if (RTEST(v_if_missing) && yerba_document_exists(document, StringValueCStr(path))) return self;
  }

  const char *c_value;
  YerbaValueType value_type;
  char number_buffer[64];

  if (value == Qnil) {
    c_value = "null";
    value_type = YERBA_VALUE_TYPE_NULL;
  } else if (value == Qtrue) {
    c_value = "true";
    value_type = YERBA_VALUE_TYPE_BOOLEAN;
  } else if (value == Qfalse) {
    c_value = "false";
    value_type = YERBA_VALUE_TYPE_BOOLEAN;
  } else if (RB_INTEGER_TYPE_P(value)) {
    snprintf(number_buffer, sizeof(number_buffer), "%ld", NUM2LONG(value));
    c_value = number_buffer;
    value_type = YERBA_VALUE_TYPE_INTEGER;
  } else if (RB_FLOAT_TYPE_P(value)) {
    snprintf(number_buffer, sizeof(number_buffer), "%g", NUM2DBL(value));
    c_value = number_buffer;
    value_type = YERBA_VALUE_TYPE_FLOAT;
  } else {
    c_value = StringValueCStr(value);
    value_type = YERBA_VALUE_TYPE_STRING;
  }

  YerbaResult result = yerba_document_set(document, StringValueCStr(path), c_value, value_type);
  check_result(result);

  return self;
}

#set_quote_style(path, style) ⇒ Object

document.set_quote_style(path, style)



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# File 'ext/yerba/yerba.c', line 315

static VALUE document_set_quote_style(VALUE self, VALUE path, VALUE style) {
  struct Document *document = get_document(self);

  int style_int;
  if (RB_TYPE_P(style, T_SYMBOL)) {
    ID style_id = SYM2ID(style);
    if (style_id == rb_intern("plain")) style_int = 0;
    else if (style_id == rb_intern("single")) style_int = 1;
    else if (style_id == rb_intern("double")) style_int = 2;
    else rb_raise(rb_eError, "Invalid quote style (use :plain, :single, or :double)");
  } else {
    style_int = NUM2INT(style);
  }

  YerbaResult result = yerba_document_set_quote_style(document, StringValueCStr(path), style_int);

  check_result(result);

  return self;
}

#sort(*args) ⇒ Object

document.sort(path, by: nil, case_sensitive: false)



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# File 'ext/yerba/yerba.c', line 530

static VALUE document_sort(int argc, VALUE *argv, VALUE self) {
  VALUE path, opts;
  rb_scan_args(argc, argv, "1:", &path, &opts);

  const char *by = NULL;
  bool case_sensitive = false;

  if (!NIL_P(opts)) {
    VALUE v_by = rb_hash_aref(opts, ID2SYM(rb_intern("by")));
    VALUE v_case_sensitive = rb_hash_aref(opts, ID2SYM(rb_intern("case_sensitive")));

    if (!NIL_P(v_by)) by = StringValueCStr(v_by);
    if (RTEST(v_case_sensitive)) case_sensitive = true;
  }

  struct Document *document = get_document(self);
  YerbaResult result = yerba_document_sort(document, StringValueCStr(path), by, case_sensitive);

  check_result(result);

  return self;
}

#sort_keys(path, order) ⇒ Object

document.sort_keys(path, order)



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# File 'ext/yerba/yerba.c', line 554

static VALUE document_sort_keys(VALUE self, VALUE path, VALUE order) {
  struct Document *document = get_document(self);

  VALUE order_string;
  if (RB_TYPE_P(order, T_ARRAY)) {
    order_string = rb_ary_join(order, rb_str_new_cstr(","));
  } else {
    order_string = order;
  }

  YerbaResult result = yerba_document_sort_keys(document, StringValueCStr(path), StringValueCStr(order_string));

  check_result(result);

  return self;
}

#to_a ⇒ Object 



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# File 'lib/yerba/document.rb', line 21

def to_a
  get_value("")
end

#to_h ⇒ Object 



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# File 'lib/yerba/document.rb', line 17

def to_h
  get_value("")
end

#to_s ⇒ Object

document.to_s



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# File 'ext/yerba/yerba.c', line 609

static VALUE document_to_s(VALUE self) {
  struct Document *document = get_document(self);
  char *content = yerba_document_to_string(document);
  VALUE string = make_utf8_string(content);

  yerba_string_free(content);

  return string;
}

#to_yaml ⇒ Object 



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# File 'lib/yerba/document.rb', line 25

def to_yaml
  to_s
end