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caffeine_lang
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0.0.1
A compiler for generating reliability artifacts from service expectation definitions.
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Files
src/caffeine_lang@rich_error.erl
-module(caffeine_lang@rich_error).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/caffeine_lang/rich_error.gleam").
-export([error_code_to_string/1, error_message/1, error_code_for/1, from_compilation_error/1, from_compilation_errors/1]).
-export_type([rich_error/0, error_code/0]).
-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.
-type rich_error() :: {rich_error,
caffeine_lang@errors:compilation_error(),
error_code(),
gleam@option:option(binary()),
gleam@option:option(binary()),
gleam@option:option(caffeine_lang@errors:source_location()),
gleam@option:option(binary())}.
-type error_code() :: {error_code, binary(), integer()}.
-file("src/caffeine_lang/rich_error.gleam", 28).
?DOC(" Converts an ErrorCode to its display string (e.g., \"E103\").\n").
-spec error_code_to_string(error_code()) -> binary().
error_code_to_string(Code) ->
S = erlang:integer_to_binary(erlang:element(3, Code)),
Padding = 3 - string:length(S),
case Padding > 0 of
true ->
<<<<"E"/utf8, (gleam@string:repeat(<<"0"/utf8>>, Padding))/binary>>/binary,
S/binary>>;
false ->
<<"E"/utf8, S/binary>>
end.
-file("src/caffeine_lang/rich_error.gleam", 83).
?DOC(
" Extracts the human-readable message from a CompilationError.\n"
" Delegates to errors.to_message for consistent behavior.\n"
).
-spec error_message(caffeine_lang@errors:compilation_error()) -> binary().
error_message(Error) ->
caffeine_lang@errors:to_message(Error).
-file("src/caffeine_lang/rich_error.gleam", 88).
?DOC(" Maps a vendor string to its codegen error code.\n").
-spec vendor_to_error_code(binary()) -> error_code().
vendor_to_error_code(Vendor) ->
case Vendor of
V when V =:= <<"datadog"/utf8>> ->
{error_code, <<"codegen"/utf8>>, 502};
V@1 when V@1 =:= <<"honeycomb"/utf8>> ->
{error_code, <<"codegen"/utf8>>, 503};
V@2 when V@2 =:= <<"dynatrace"/utf8>> ->
{error_code, <<"codegen"/utf8>>, 504};
V@3 when V@3 =:= <<"newrelic"/utf8>> ->
{error_code, <<"codegen"/utf8>>, 505};
_ ->
{error_code, <<"codegen"/utf8>>, 500}
end.
-file("src/caffeine_lang/rich_error.gleam", 38).
?DOC(" Assigns an error code based on the CompilationError variant.\n").
-spec error_code_for(caffeine_lang@errors:compilation_error()) -> error_code().
error_code_for(Error) ->
case Error of
{frontend_parse_error, _, _} ->
{error_code, <<"parse"/utf8>>, 100};
{frontend_validation_error, _, _} ->
{error_code, <<"validation"/utf8>>, 200};
{linker_value_validation_error, _, _} ->
{error_code, <<"linker"/utf8>>, 302};
{linker_duplicate_error, _, _} ->
{error_code, <<"linker"/utf8>>, 303};
{linker_parse_error, _, _} ->
{error_code, <<"linker"/utf8>>, 301};
{linker_vendor_resolution_error, _, _} ->
{error_code, <<"linker"/utf8>>, 304};
{semantic_analysis_template_parse_error, _, _} ->
{error_code, <<"semantic"/utf8>>, 402};
{semantic_analysis_template_resolution_error, _, _} ->
{error_code, <<"semantic"/utf8>>, 403};
{semantic_analysis_dependency_validation_error, _, _} ->
{error_code, <<"semantic"/utf8>>, 404};
{generator_slo_query_resolution_error, _, _} ->
{error_code, <<"codegen"/utf8>>, 501};
{generator_terraform_resolution_error, Vendor, _, _} ->
vendor_to_error_code(Vendor);
{c_q_l_resolver_error, _, _} ->
{error_code, <<"cql"/utf8>>, 601};
{c_q_l_parser_error, _, _} ->
{error_code, <<"cql"/utf8>>, 602};
{compilation_errors, _} ->
{error_code, <<"multiple"/utf8>>, 0}
end.
-file("src/caffeine_lang/rich_error.gleam", 61).
?DOC(" Creates a RichError, extracting context from the error's ErrorContext.\n").
-spec from_compilation_error(caffeine_lang@errors:compilation_error()) -> rich_error().
from_compilation_error(Error) ->
Ctx = caffeine_lang@errors:error_context(Error),
{rich_error,
Error,
error_code_for(Error),
erlang:element(3, Ctx),
erlang:element(4, Ctx),
erlang:element(5, Ctx),
erlang:element(6, Ctx)}.
-file("src/caffeine_lang/rich_error.gleam", 75).
?DOC(
" Flattens a CompilationError into a list of RichErrors.\n"
" Unwraps CompilationErrors into individual RichErrors.\n"
).
-spec from_compilation_errors(caffeine_lang@errors:compilation_error()) -> list(rich_error()).
from_compilation_errors(Error) ->
_pipe = Error,
_pipe@1 = caffeine_lang@errors:to_list(_pipe),
gleam@list:map(_pipe@1, fun from_compilation_error/1).