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// Std
use std::ops::BitOr;
#[allow(unused)]
use crate::Arg;
#[allow(unused)]
use crate::Command;
// Third party
use bitflags::bitflags;
#[doc(hidden)]
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub(crate) struct AppFlags(Flags);
impl Default for AppFlags {
fn default() -> Self {
AppFlags(Flags::COLOR_AUTO)
}
}
/// Application level settings, which affect how [`Command`] operates
///
/// **NOTE:** When these settings are used, they apply only to current command, and are *not*
/// propagated down or up through child or parent subcommands
///
/// [`Command`]: crate::Command
#[derive(Debug, PartialEq, Copy, Clone)]
#[non_exhaustive]
pub(crate) enum AppSettings {
IgnoreErrors,
AllowHyphenValues,
AllowNegativeNumbers,
AllArgsOverrideSelf,
AllowMissingPositional,
TrailingVarArg,
DontDelimitTrailingValues,
InferLongArgs,
InferSubcommands,
SubcommandRequired,
AllowExternalSubcommands,
Multicall,
SubcommandsNegateReqs,
ArgsNegateSubcommands,
SubcommandPrecedenceOverArg,
ArgRequiredElseHelp,
NextLineHelp,
DisableColoredHelp,
DisableHelpFlag,
DisableHelpSubcommand,
DisableVersionFlag,
PropagateVersion,
Hidden,
HidePossibleValues,
HelpExpected,
NoBinaryName,
#[allow(dead_code)]
ColorAuto,
ColorAlways,
ColorNever,
Built,
BinNameBuilt,
}
bitflags! {
struct Flags: u64 {
const SC_NEGATE_REQS = 1;
const SC_REQUIRED = 1 << 1;
const ARG_REQUIRED_ELSE_HELP = 1 << 2;
const PROPAGATE_VERSION = 1 << 3;
const DISABLE_VERSION_FOR_SC = 1 << 4;
const WAIT_ON_ERROR = 1 << 6;
const DISABLE_VERSION_FLAG = 1 << 10;
const HIDDEN = 1 << 11;
const TRAILING_VARARG = 1 << 12;
const NO_BIN_NAME = 1 << 13;
const ALLOW_UNK_SC = 1 << 14;
const LEADING_HYPHEN = 1 << 16;
const NO_POS_VALUES = 1 << 17;
const NEXT_LINE_HELP = 1 << 18;
const DISABLE_COLORED_HELP = 1 << 20;
const COLOR_ALWAYS = 1 << 21;
const COLOR_AUTO = 1 << 22;
const COLOR_NEVER = 1 << 23;
const DONT_DELIM_TRAIL = 1 << 24;
const ALLOW_NEG_NUMS = 1 << 25;
const DISABLE_HELP_SC = 1 << 27;
const ARGS_NEGATE_SCS = 1 << 29;
const PROPAGATE_VALS_DOWN = 1 << 30;
const ALLOW_MISSING_POS = 1 << 31;
const TRAILING_VALUES = 1 << 32;
const BUILT = 1 << 33;
const BIN_NAME_BUILT = 1 << 34;
const VALID_ARG_FOUND = 1 << 35;
const INFER_SUBCOMMANDS = 1 << 36;
const CONTAINS_LAST = 1 << 37;
const ARGS_OVERRIDE_SELF = 1 << 38;
const HELP_REQUIRED = 1 << 39;
const SUBCOMMAND_PRECEDENCE_OVER_ARG = 1 << 40;
const DISABLE_HELP_FLAG = 1 << 41;
const INFER_LONG_ARGS = 1 << 43;
const IGNORE_ERRORS = 1 << 44;
const MULTICALL = 1 << 45;
const EXPAND_HELP_SUBCOMMAND_TREES = 1 << 46;
const NO_OP = 0;
}
}
impl_settings! { AppSettings, AppFlags,
ArgRequiredElseHelp
=> Flags::ARG_REQUIRED_ELSE_HELP,
SubcommandPrecedenceOverArg
=> Flags::SUBCOMMAND_PRECEDENCE_OVER_ARG,
ArgsNegateSubcommands
=> Flags::ARGS_NEGATE_SCS,
AllowExternalSubcommands
=> Flags::ALLOW_UNK_SC,
AllowHyphenValues
=> Flags::LEADING_HYPHEN,
AllowNegativeNumbers
=> Flags::ALLOW_NEG_NUMS,
AllowMissingPositional
=> Flags::ALLOW_MISSING_POS,
ColorAlways
=> Flags::COLOR_ALWAYS,
ColorAuto
=> Flags::COLOR_AUTO,
ColorNever
=> Flags::COLOR_NEVER,
DontDelimitTrailingValues
=> Flags::DONT_DELIM_TRAIL,
DisableColoredHelp
=> Flags::DISABLE_COLORED_HELP,
DisableHelpSubcommand
=> Flags::DISABLE_HELP_SC,
DisableHelpFlag
=> Flags::DISABLE_HELP_FLAG,
DisableVersionFlag
=> Flags::DISABLE_VERSION_FLAG,
PropagateVersion
=> Flags::PROPAGATE_VERSION,
HidePossibleValues
=> Flags::NO_POS_VALUES,
HelpExpected
=> Flags::HELP_REQUIRED,
Hidden
=> Flags::HIDDEN,
Multicall
=> Flags::MULTICALL,
NoBinaryName
=> Flags::NO_BIN_NAME,
SubcommandsNegateReqs
=> Flags::SC_NEGATE_REQS,
SubcommandRequired
=> Flags::SC_REQUIRED,
TrailingVarArg
=> Flags::TRAILING_VARARG,
NextLineHelp
=> Flags::NEXT_LINE_HELP,
IgnoreErrors
=> Flags::IGNORE_ERRORS,
Built
=> Flags::BUILT,
BinNameBuilt
=> Flags::BIN_NAME_BUILT,
InferSubcommands
=> Flags::INFER_SUBCOMMANDS,
AllArgsOverrideSelf
=> Flags::ARGS_OVERRIDE_SELF,
InferLongArgs
=> Flags::INFER_LONG_ARGS
}
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