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%% Copyright (c) 2022 Peter Morgan <peter.james.morgan@gmail.com> |
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%% |
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%% Licensed under the Apache License, Version 2.0 (the "License"); |
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%% you may not use this file except in compliance with the License. |
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%% You may obtain a copy of the License at |
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%% |
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%% http://www.apache.org/licenses/LICENSE-2.0 |
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%% |
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%% Unless required by applicable law or agreed to in writing, software |
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%% distributed under the License is distributed on an "AS IS" BASIS, |
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%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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%% See the License for the specific language governing permissions and |
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%% limitations under the License. |
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-module(pgmp). |
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-export([get_env/1]). |
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-export([priv_consult/1]). |
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-export([priv_dir/0]). |
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-export([start/0]). |
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-export_type([bind_complete/0]). |
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-export_type([command_complete/0]). |
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-export_type([data_row/0]). |
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-export_type([describe_row_description/0]). |
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-export_type([error_response/0]). |
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-export_type([int/0]). |
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-export_type([int16/0]). |
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-export_type([int32/0]). |
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-export_type([int64/0]). |
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-export_type([int8/0]). |
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-export_type([int_bit_sizes/0]). |
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-export_type([oid/0]). |
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-export_type([parameter_description/0]). |
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-export_type([parameters/0]). |
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-export_type([parse_complete/0]). |
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-export_type([portal_suspended/0]). |
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-export_type([row_description/0]). |
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-export_type([uint16/0]). |
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-export_type([uint32/0]). |
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-export_type([uint64/0]). |
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-export_type([uint8/0]). |
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-type int_bit_sizes() :: 8 | 16 | 32 | 64. |
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-type int() :: {int, int_bit_sizes()}. |
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-type int8() :: -128..127. |
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-type int16() :: -32_768..32_767. |
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-type int32() :: -2_147_483_648..2_147_483_647. |
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-type int64() :: -9_223_372_036_854_775_808..9_223_372_036_854_775_807. |
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-type uint8() :: 0..255. |
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-type uint16() :: 0..65_535. |
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-type uint32() :: 0..4_294_967_295. |
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-type uint64() :: 0..18_446_744_073_709_551_615. |
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-type oid() :: uint32(). |
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-type parameters() :: #{binary() => binary()}. |
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-type format() :: text | binary. |
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-type describe_row_description() :: {row_description, |
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[#{column_number => non_neg_integer(), |
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field_name => binary(), |
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format => format(), |
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table_oid => non_neg_integer(), |
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type_modifier => integer(), |
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type_oid => oid(), |
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type_size => integer()}]}. |
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-type parameter_description() :: {parameter_description, [oid()]}. |
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-type column_name() :: binary(). |
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-type row_description() :: {row_description, [column_name()]}. |
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-type column_value() :: pgmp_data_row:decoded(). |
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-type data_row() :: {data_row, [column_value()]}. |
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-type command_complete() :: {command_complete, atom() | {atom(), integer()}}. |
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-type parse_complete() :: {parse_complete, []}. |
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-type bind_complete() :: {bind_complete, []}. |
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-type portal_suspended() :: {portal_suspended, []}. |
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-type error_severity() :: error | fatal | panic. |
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-type error_response() :: {error, term()} |
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| {error_response, |
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#{code := binary(), |
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file_name := binary(), |
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line := integer(), |
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message := binary(), |
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position := integer(), |
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routine := binary(), |
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severity := error_severity(), |
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severity_localized := binary()}}. |
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start() -> |
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application:ensure_all_started(?MODULE). |
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priv_dir() -> |
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code:priv_dir(?MODULE). |
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get_env(Par) -> |
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application:get_env(?MODULE, Par). |
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priv_consult(Filename) -> |
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phrase_file:consult(filename:join(priv_dir(), Filename)). |