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mirror of https://github.com/wader/fq.git synced 2024-11-26 21:55:57 +03:00
fq/pkg/interp/internal.jq
2021-10-13 01:27:04 +02:00

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def _global_var($k): _global_state[$k];
def _global_var($k; f): _global_state(_global_state | .[$k] |= f) | .[$k];
def _include_paths: _global_var("include_paths");
def _include_paths(f): _global_var("include_paths"; f);
def _options_stack: _global_var("options_stack");
def _options_stack(f): _global_var("options_stack"; f);
def _options_cache: _global_var("options_cache");
def _options_cache(f): _global_var("options_cache"; f);
def _cli_last_expr_error: _global_var("cli_last_expr_error");
def _cli_last_expr_error(f): _global_var("cli_last_expr_error"; f);
def _input_filename: _global_var("input_filename");
def _input_filename(f): _global_var("input_filename"; f);
def _input_filenames: _global_var("input_filenames");
def _input_filenames(f): _global_var("input_filenames"; f);
def _input_strings: _global_var("input_strings");
def _input_strings(f): _global_var("input_strings"; f);
def _input_strings_lines: _global_var("input_strings_lines");
def _input_strings_lines(f): _global_var("input_strings_lines"; f);
def _input_io_errors: _global_var("input_io_errors");
def _input_io_errors(f): _global_var("input_io_errors"; f);
def _input_decode_errors: _global_var("input_decode_errors");
def _input_decode_errors(f): _global_var("input_decode_errors"; f);
def _variables: _global_var("variables");
def _variables(f): _global_var("variables"; f);
# eval f and finally eval fin even on empty or error
def _finally(f; fin):
( try f // (fin | empty)
catch (fin as $_ | error)
| fin as $_
| .
);
# TODO: figure out a saner way to force int
def _to_int: (. % (. + 1));
def _repeat_break(f):
try repeat(f)
catch
if . == "break" then empty
else error
end;
def _recurse_break(f):
try recurse(f)
catch
if . == "break" then empty
else error
end;
# TODO: better way? what about nested eval errors?
def _eval_is_compile_error: type == "object" and .error != null and .what != null;
def _eval_compile_error_tostring:
"\(.filename // "src"):\(.line):\(.column): \(.error)";
def _eval($expr; $filename; f; on_error; on_compile_error):
try
eval($expr; $filename) | f
catch
if _eval_is_compile_error then on_compile_error
else on_error
end;
# TODO: remove one symbolic value is done properly?
def _tovalue:
( if _is_decode_value then
( ._symbol as $s
| if $s != "" then $s end
)
end
);
def _is_scalar:
type |. != "array" and . != "object";
# TODO: error value preview
def _expected_decode_value:
error("expected a decode value but got: \(. | type) (\(. | tostring))");
# TODO: helper? _is_decode_value?
def _decode_value(f):
if _is_decode_value then f
else _expected_decode_value
end;
def _error_str: "error: \(.)";
def _errorln: ., "\n" | stderr;