<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="API documentation for the Rust `AppSettings` enum in crate `clap`."><metaname="keywords"content="rust, rustlang, rust-lang, AppSettings"><title>clap::AppSettings - Rust</title><linkrel="stylesheet"type="text/css"href="../normalize.css"><linkrel="stylesheet"type="text/css"href="../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../dark.css"><linkrel="stylesheet"type="text/css"href="../light.css"id="themeStyle"><scriptsrc="../storage.js"></script><noscript><linkrel="stylesheet"href="../noscript.css"></noscript><linkrel="shortcut icon"href="../favicon.ico"><styletype="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><bodyclass="rustdoc enum"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="sidebar"><divclass="sidebar-menu">☰</div><ahref='../clap/index.html'><divclass='logo-container'><imgsrc='../rust-logo.png'alt='logo'></div></a><pclass='location'>Enum AppSettings</p><divclass="sidebar-elems"><divclass="block items"><aclass="sidebar-title"href="#variants">Variants</a><divclass="sidebar-links"><ahref="#variant.AllowInvalidUtf8">AllowInvalidUtf8</a><ahref="#variant.AllArgsOverrideSelf">AllArgsOverrideSelf</a><ahref="#variant.AllowLeadingHyphen">AllowLeadingHyphen</a><ahref="#variant.AllowNegativeNumbers">AllowNegativeNumbers</a><ahref="#variant.AllowMissingPositional">AllowMissingPositional</a><ahref="#variant.AllowExternalSubcommands">AllowExternalSubcommands</a><ahref="#variant.ArgsNegateSubcommands">ArgsNegateSubcommands</a><ahref="#variant.ArgRequiredElseHelp">ArgRequiredElseHelp</a><ahref="#variant.ColoredHelp">ColoredHelp</a><ahref="#variant.ColorAuto">ColorAuto</a><ahref="#variant.ColorAlways">ColorAlways</a><ahref="#variant.ColorNever">ColorNever</a><ahref="#variant.DontCollapseArgsInUsage">DontCollapseArgsInUsage</a><ahref="#variant.DontDelimitTrailingValues">DontDelimitTrailingValues</a><ahref="#variant.DisableHelpFlags">DisableHelpFlags</a><ahref="#variant.DisableHelpSubcommand">DisableHelpSubcommand</a><ahref="#variant.DisableVersion">DisableVersion</a><ahref="#variant.DeriveDisplayOrder">DeriveDisplayOrder</a><ahref="#variant.GlobalVersion">GlobalVersion</a><ahref="#variant.Hidden">Hidden</a><ahref="#variant.HidePossibleValuesInHelp">HidePossibleValuesInHelp</a><ahref="#variant.InferSubcommands">InferSubcommands</a><ahref="#variant.NoBinaryName">NoBinaryName</a><ahref="#variant.NextLineHelp">NextLineHelp</a><ahref="#variant.PropagateGlobalValuesDown">PropagateGlobalValuesDown</a><ahref="#variant.SubcommandsNegateReqs">SubcommandsNegateReqs</a><ahref="#variant.SubcommandRequiredElseHelp">SubcommandRequiredElseHelp</a><ahref="#variant.StrictUtf8">StrictUtf8</a><ahref="#variant.SubcommandRequired">SubcommandRequired</a><ahref="#variant.TrailingVarArg">TrailingVarArg</a><ahref="#variant.UnifiedHelpMessage">UnifiedHelpMessage</a><ahref="#variant.VersionlessSubcommands">VersionlessSubcommands</a><ahref="#variant.WaitOnError">WaitOnError</a></div><aclass="sidebar-title"href="#implementations">Trait Implementations</a><divclass="sidebar-links"><ahref="#impl-Clone">Clone</a><ahref="#impl-Copy">Copy</a><ahref="#impl-Debug">Debug</a><ahref="#impl-FromStr">FromStr</a><ahref="#impl-PartialEq%3CAppSettings%3E">PartialEq<AppSettings></a></div><aclass="sidebar-title"href="#synthetic-implementations">Auto Trait Implementations</a><divclass="sidebar-links"><ahref="#impl-RefUnwindSafe">RefUnwindSafe</a><ahref="#impl-Send">Send</a><ahref="#impl-Sync">Sync</a><ahref="#impl-Unpin">Unpin</a><ahref="#impl-UnwindSafe">UnwindSafe</a></div><aclass="sidebar-title"href="#blanket-implementations">Blanket Implementations</a><divclass="sidebar-links"><ahref="#impl-Any">Any</a><ahref="#impl-Borr
AllowInvalidUtf8,
AllArgsOverrideSelf,
AllowLeadingHyphen,
AllowNegativeNumbers,
AllowMissingPositional,
AllowExternalSubcommands,
ArgsNegateSubcommands,
ArgRequiredElseHelp,
ColoredHelp,
ColorAuto,
ColorAlways,
ColorNever,
DontCollapseArgsInUsage,
DontDelimitTrailingValues,
DisableHelpFlags,
DisableHelpSubcommand,
DisableVersion,
DeriveDisplayOrder,
GlobalVersion,
Hidden,
HidePossibleValuesInHelp,
InferSubcommands,
NoBinaryName,
NextLineHelp,
PropagateGlobalValuesDown,
SubcommandsNegateReqs,
SubcommandRequiredElseHelp,
StrictUtf8,
SubcommandRequired,
TrailingVarArg,
UnifiedHelpMessage,
VersionlessSubcommands,
WaitOnError,
// some variants omitted
}</pre></div><divclass='docblock'><p>Application level settings, which affect how <ahref="./struct.App.html"><code>App</code></a> operates</p>
<p><strong>NOTE:</strong> When these settings are used, they apply only to current command, and are <em>not</em>
propagated down or up through child or parent subcommands</p>
<spanid="variant.AllowInvalidUtf8"class="variant small-section-header"><ahref="#variant.AllowInvalidUtf8"class="anchor field"></a><codeid='AllowInvalidUtf8.v'>AllowInvalidUtf8</code></span><divclass='docblock'><p>Specifies that any invalid UTF-8 code points should <em>not</em> be treated as an error.
This is the default behavior of <code>clap</code>.</p>
<p><strong>NOTE:</strong> Using argument values with invalid UTF-8 code points requires using
or <ahref="./struct.ArgMatches.html#method.lossy_values_of"><code>ArgMatches::lossy_values_of</code></a> for those particular arguments which may contain invalid
UTF-8 values</p>
<p><strong>NOTE:</strong> This rule only applies to argument values, as flags, options, and
<ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s themselves only allow valid UTF-8 code points.</p>
</div><spanid="variant.AllArgsOverrideSelf"class="variant small-section-header"><ahref="#variant.AllArgsOverrideSelf"class="anchor field"></a><codeid='AllArgsOverrideSelf.v'>AllArgsOverrideSelf</code></span><divclass='docblock'><p>Essentially sets [<code>Arg::overrides_with("itself")</code>] for all arguments.</p>
<p><strong>WARNING:</strong> Positional arguments cannot override themselves (or we would never be able
to advance to the next positional). This setting ignores positional arguments.
</div><spanid="variant.AllowLeadingHyphen"class="variant small-section-header"><ahref="#variant.AllowLeadingHyphen"class="anchor field"></a><codeid='AllowLeadingHyphen.v'>AllowLeadingHyphen</code></span><divclass='docblock'><p>Specifies that leading hyphens are allowed in argument <em>values</em>, such as negative numbers
like <code>-10</code>. (which would otherwise be parsed as another flag or option)</p>
<p><strong>NOTE:</strong> Use this setting with caution as it silences certain circumstances which would
otherwise be an error (such as accidentally forgetting to specify a value for leading
option). It is preferred to set this on a per argument basis, via <ahref="./struct.Arg.html#method.allow_hyphen_values"><code>Arg::allow_hyphen_values</code></a></p>
</div><spanid="variant.AllowNegativeNumbers"class="variant small-section-header"><ahref="#variant.AllowNegativeNumbers"class="anchor field"></a><codeid='AllowNegativeNumbers.v'>AllowNegativeNumbers</code></span><divclass='docblock'><p>Allows negative numbers to pass as values. This is similar to
<code>AllowLeadingHyphen</code> except that it only allows numbers, all
other undefined leading hyphens will fail to parse.</p>
</div><spanid="variant.AllowMissingPositional"class="variant small-section-header"><ahref="#variant.AllowMissingPositional"class="anchor field"></a><codeid='AllowMissingPositional.v'>AllowMissingPositional</code></span><divclass='docblock'><p>Allows one to implement two styles of CLIs where positionals can be used out of order.</p>
<p>The first example is a CLI where the second to last positional argument is optional, but
the final positional argument is required. Such as <code>$ prog [optional] <required></code> where one
</div><spanid="variant.AllowExternalSubcommands"class="variant small-section-header"><ahref="#variant.AllowExternalSubcommands"class="anchor field"></a><codeid='AllowExternalSubcommands.v'>AllowExternalSubcommands</code></span><divclass='docblock'><p>Specifies that an unexpected positional argument,
which would otherwise cause a <ahref="./enum.ErrorKind.html#variant.UnknownArgument"><code>ErrorKind::UnknownArgument</code></a> error,
should instead be treated as a <ahref="./struct.SubCommand.html"><code>SubCommand</code></a> within the <ahref="./struct.ArgMatches.html"><code>ArgMatches</code></a> struct.</p>
<p><strong>NOTE:</strong> Use this setting with caution,
as a truly unexpected argument (i.e. one that is <em>NOT</em> an external subcommand)
will <strong>not</strong> cause an error and instead be treated as a potential subcommand.
One should check for such cases manually and inform the user appropriately.</p>
</div><spanid="variant.ArgsNegateSubcommands"class="variant small-section-header"><ahref="#variant.ArgsNegateSubcommands"class="anchor field"></a><codeid='ArgsNegateSubcommands.v'>ArgsNegateSubcommands</code></span><divclass='docblock'><p>Specifies that use of a valid <ahref="./struct.Arg.html">argument</a> negates <ahref="./struct.SubCommand.html">subcommands</a> being used after. By default
<code>clap</code> allows arguments between subcommands such as
<code><cmd> [cmd_args] <cmd2> [cmd2_args] <cmd3> [cmd3_args]</code>. This setting disables that
functionality and says that arguments can only follow the <em>final</em> subcommand. For instance
using this setting makes only the following invocations possible:</p>
</div><spanid="variant.ArgRequiredElseHelp"class="variant small-section-header"><ahref="#variant.ArgRequiredElseHelp"class="anchor field"></a><codeid='ArgRequiredElseHelp.v'>ArgRequiredElseHelp</code></span><divclass='docblock'><p>Specifies that the help text should be displayed (and then exit gracefully),
if no arguments are present at runtime (i.e. an empty run such as, <code>$ myprog</code>.</p>
<p><strong>NOTE:</strong><ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s count as arguments</p>
<p><strong>NOTE:</strong> Setting <ahref="./struct.Arg.html#method.default_value"><code>Arg::default_value</code></a> effectively disables this option as it will
</div><spanid="variant.ColorAuto"class="variant small-section-header"><ahref="#variant.ColorAuto"class="anchor field"></a><codeid='ColorAuto.v'>ColorAuto</code></span><divclass='docblock'><p>Enables colored output only when the output is going to a terminal or TTY.</p>
<p><strong>NOTE:</strong> This is the default behavior of <code>clap</code>.</p>
<p><strong>NOTE:</strong> Must be compiled with the <code>color</code> cargo feature.</p>
</div><spanid="variant.ColorAlways"class="variant small-section-header"><ahref="#variant.ColorAlways"class="anchor field"></a><codeid='ColorAlways.v'>ColorAlways</code></span><divclass='docblock'><p>Enables colored output regardless of whether or not the output is going to a terminal/TTY.</p>
<p><strong>NOTE:</strong> Must be compiled with the <code>color</code> cargo feature.</p>
</div><spanid="variant.ColorNever"class="variant small-section-header"><ahref="#variant.ColorNever"class="anchor field"></a><codeid='ColorNever.v'>ColorNever</code></span><divclass='docblock'><p>Disables colored output no matter if the output is going to a terminal/TTY, or not.</p>
<p><strong>NOTE:</strong> Must be compiled with the <code>color</code> cargo feature</p>
</div><spanid="variant.DontCollapseArgsInUsage"class="variant small-section-header"><ahref="#variant.DontCollapseArgsInUsage"class="anchor field"></a><codeid='DontCollapseArgsInUsage.v'>DontCollapseArgsInUsage</code></span><divclass='docblock'><p>Disables the automatic collapsing of positional args into <code>[ARGS]</code> inside the usage string</p>
</div><spanid="variant.DontDelimitTrailingValues"class="variant small-section-header"><ahref="#variant.DontDelimitTrailingValues"class="anchor field"></a><codeid='DontDelimitTrailingValues.v'>DontDelimitTrailingValues</code></span><divclass='docblock'><p>Disables the automatic delimiting of values when <code>--</code> or <ahref="./enum.AppSettings.html#variant.TrailingVarArg"><code>AppSettings::TrailingVarArg</code></a>
was used.</p>
<p><strong>NOTE:</strong> The same thing can be done manually by setting the final positional argument to
<ahref="./struct.Arg.html#method.use_delimiter"><code>Arg::use_delimiter(false)</code></a>. Using this setting is safer, because it's easier to locate
</div><spanid="variant.DisableHelpFlags"class="variant small-section-header"><ahref="#variant.DisableHelpFlags"class="anchor field"></a><codeid='DisableHelpFlags.v'>DisableHelpFlags</code></span><divclass='docblock'><p>Disables <code>-h</code> and <code>--help</code><ahref="./struct.App.html"><code>App</code></a> without affecting any of the <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s
(Defaults to <code>false</code>; application <em>does</em> have help flags)</p>
</div><spanid="variant.DisableVersion"class="variant small-section-header"><ahref="#variant.DisableVersion"class="anchor field"></a><codeid='DisableVersion.v'>DisableVersion</code></span><divclass='docblock'><p>Disables <code>-V</code> and <code>--version</code><ahref="./struct.App.html"><code>App</code></a> without affecting any of the <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s
(Defaults to <code>false</code>; application <em>does</em> have a version flag)</p>
</div><spanid="variant.DeriveDisplayOrder"class="variant small-section-header"><ahref="#variant.DeriveDisplayOrder"class="anchor field"></a><codeid='DeriveDisplayOrder.v'>DeriveDisplayOrder</code></span><divclass='docblock'><p>Displays the arguments and <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s in the help message in the order that they were
declared in, and not alphabetically which is the default.</p>
</div><spanid="variant.GlobalVersion"class="variant small-section-header"><ahref="#variant.GlobalVersion"class="anchor field"></a><codeid='GlobalVersion.v'>GlobalVersion</code></span><divclass='docblock'><p>Specifies to use the version of the current command for all child <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s.
(Defaults to <code>false</code>; subcommands have independent version strings from their parents.)</p>
<p><strong>NOTE:</strong> The version for the current command <strong>and</strong> this setting must be set <strong>prior</strong> to
</div><spanid="variant.Hidden"class="variant small-section-header"><ahref="#variant.Hidden"class="anchor field"></a><codeid='Hidden.v'>Hidden</code></span><divclass='docblock'><p>Specifies that this <ahref="./struct.SubCommand.html"><code>SubCommand</code></a> should be hidden from help messages</p>
</div><spanid="variant.HidePossibleValuesInHelp"class="variant small-section-header"><ahref="#variant.HidePossibleValuesInHelp"class="anchor field"></a><codeid='HidePossibleValuesInHelp.v'>HidePossibleValuesInHelp</code></span><divclass='docblock'><p>Tells <code>clap</code><em>not</em> to print possible values when displaying help information.
This can be useful if there are many values, or they are explained elsewhere.</p>
</div><spanid="variant.InferSubcommands"class="variant small-section-header"><ahref="#variant.InferSubcommands"class="anchor field"></a><codeid='InferSubcommands.v'>InferSubcommands</code></span><divclass='docblock'><p>Tries to match unknown args to partial <ahref="./struct.SubCommand.html"><code>subcommands</code></a> or their <ahref="./struct.App.html#method.alias">aliases</a>. For example to
match a subcommand named <code>test</code>, one could use <code>t</code>, <code>te</code>, <code>tes</code>, and <code>test</code>.</p>
<p><strong>NOTE:</strong> The match <em>must not</em> be ambiguous at all in order to succeed. i.e. to match <code>te</code>
to <code>test</code> there could not also be a subcommand or alias <code>temp</code> because both start with <code>te</code></p>
<p><strong>CAUTION:</strong> This setting can interfere with <ahref="./struct.Arg.html#method.index">positional/free arguments</a>, take care when
designing CLIs which allow inferred subcommands and have potential positional/free
arguments whose values could start with the same characters as subcommands. If this is the
case, it's recommended to use settings such as <ahref="./enum.AppSettings.html#variant.ArgsNegateSubcommands"><code>AppSeettings::ArgsNegateSubcommands</code></a> in
</div><spanid="variant.NoBinaryName"class="variant small-section-header"><ahref="#variant.NoBinaryName"class="anchor field"></a><codeid='NoBinaryName.v'>NoBinaryName</code></span><divclass='docblock'><p>Specifies that the parser should not assume the first argument passed is the binary name.
This is normally the case when using a "daemon" style mode, or an interactive CLI where one
one would not normally type the binary or program name for each command.</p>
.<spanclass="ident">arg</span>(<spanclass="ident">Arg</span>::<spanclass="ident">from_usage</span>(<spanclass="string">"<cmd>... 'commands to run'"</span>))
</div><spanid="variant.NextLineHelp"class="variant small-section-header"><ahref="#variant.NextLineHelp"class="anchor field"></a><codeid='NextLineHelp.v'>NextLineHelp</code></span><divclass='docblock'><p>Places the help string for all arguments on the line after the argument.</p>
.<spanclass="ident">arg</span>(<spanclass="ident">Arg</span>::<spanclass="ident">from_usage</span>(<spanclass="string">"[cmd] 'command to run'"</span>)
.<spanclass="ident">arg</span>(<spanclass="ident">Arg</span>::<spanclass="ident">from_usage</span>(<spanclass="string">"[cmd] 'command to run'"</span>)
</div><spanid="variant.SubcommandsNegateReqs"class="variant small-section-header"><ahref="#variant.SubcommandsNegateReqs"class="anchor field"></a><codeid='SubcommandsNegateReqs.v'>SubcommandsNegateReqs</code></span><divclass='docblock'><p>Allows <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s to override all requirements of the parent command.
For example if you had a subcommand or top level application with a required argument
that is only required as long as there is no subcommand present,
using this setting would allow you to set those arguments to <ahref="./struct.Arg.html#method.required"><code>Arg::required(true)</code></a>
and yet receive no error so long as the user uses a valid subcommand instead.</p>
<p><strong>NOTE:</strong> This defaults to false (using subcommand does <em>not</em> negate requirements)</p>
</div><spanid="variant.SubcommandRequiredElseHelp"class="variant small-section-header"><ahref="#variant.SubcommandRequiredElseHelp"class="anchor field"></a><codeid='SubcommandRequiredElseHelp.v'>SubcommandRequiredElseHelp</code></span><divclass='docblock'><p>Specifies that the help text should be displayed (before exiting gracefully) if no
<ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s are present at runtime (i.e. an empty run such as <code>$ myprog</code>).</p>
<p><strong>NOTE:</strong> This should <em>not</em> be used with <ahref="./enum.AppSettings.html#variant.SubcommandRequired"><code>AppSettings::SubcommandRequired</code></a> as they do
nearly same thing; this prints the help text, and the other prints an error.</p>
<p><strong>NOTE:</strong> If the user specifies arguments at runtime, but no subcommand the help text will
still be displayed and exit. If this is <em>not</em> the desired result, consider using
</div><spanid="variant.StrictUtf8"class="variant small-section-header"><ahref="#variant.StrictUtf8"class="anchor field"></a><codeid='StrictUtf8.v'>StrictUtf8</code></span><divclass='docblock'><p>Specifies that any invalid UTF-8 code points should be treated as an error and fail
with a <ahref="./enum.ErrorKind.html#variant.InvalidUtf8"><code>ErrorKind::InvalidUtf8</code></a> error.</p>
<p><strong>NOTE:</strong> This rule only applies to argument values; Things such as flags, options, and
<ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s themselves only allow valid UTF-8 code points.</p>
</div><spanid="variant.SubcommandRequired"class="variant small-section-header"><ahref="#variant.SubcommandRequired"class="anchor field"></a><codeid='SubcommandRequired.v'>SubcommandRequired</code></span><divclass='docblock'><p>Allows specifying that if no <ahref="./struct.SubCommand.html"><code>SubCommand</code></a> is present at runtime,
error and exit gracefully.</p>
<p><strong>NOTE:</strong> This defaults to <code>false</code> (subcommands do <em>not</em> need to be present)</p>
</div><spanid="variant.TrailingVarArg"class="variant small-section-header"><ahref="#variant.TrailingVarArg"class="anchor field"></a><codeid='TrailingVarArg.v'>TrailingVarArg</code></span><divclass='docblock'><p>Specifies that the final positional argument is a "VarArg" and that <code>clap</code> should not
attempt to parse any further args.</p>
<p>The values of the trailing positional argument will contain all args from itself on.</p>
<p><strong>NOTE:</strong> The final positional argument <strong>must</strong> have <ahref="./struct.Arg.html#method.multiple"><code>Arg::multiple(true)</code></a> or the usage
.<spanclass="ident">arg</span>(<spanclass="ident">Arg</span>::<spanclass="ident">from_usage</span>(<spanclass="string">"<cmd>... 'commands to run'"</span>))
</div><spanid="variant.UnifiedHelpMessage"class="variant small-section-header"><ahref="#variant.UnifiedHelpMessage"class="anchor field"></a><codeid='UnifiedHelpMessage.v'>UnifiedHelpMessage</code></span><divclass='docblock'><p>Groups flags and options together, presenting a more unified help message
(a la <code>getopts</code> or <code>docopt</code> style).</p>
<p>The default is that the auto-generated help message will group flags, and options
separately.</p>
<p><strong>NOTE:</strong> This setting is cosmetic only and does not affect any functionality.</p>
<spanclass="comment">// running `myprog --help` will display a unified "docopt" or "getopts" style help message</span></pre></div>
</div><spanid="variant.VersionlessSubcommands"class="variant small-section-header"><ahref="#variant.VersionlessSubcommands"class="anchor field"></a><codeid='VersionlessSubcommands.v'>VersionlessSubcommands</code></span><divclass='docblock'><p>Disables <code>-V</code> and <code>--version</code> for all <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s
(Defaults to <code>false</code>; subcommands <em>do</em> have version flags.)</p>
<p><strong>NOTE:</strong> This setting must be set <strong>prior</strong> to adding any subcommands.</p>
</div><spanid="variant.WaitOnError"class="variant small-section-header"><ahref="#variant.WaitOnError"class="anchor field"></a><codeid='WaitOnError.v'>WaitOnError</code></span><divclass='docblock'><p>Will display a message "Press [ENTER]/[RETURN] to continue..." and wait for user before
exiting</p>
<p>This is most useful when writing an application which is run from a GUI shortcut, or on
Windows where a user tries to open the binary by double-clicking instead of using the
command line.</p>
<p><strong>NOTE:</strong> This setting is <strong>not</strong> recursive with <ahref="./struct.SubCommand.html"><code>SubCommand</code></a>s, meaning if you wish this
behavior for all subcommands, you must set this on each command (needing this is extremely
</div><h2id='implementations'class='small-section-header'>Trait Implementations<ahref='#implementations'class='anchor'></a></h2><divid='implementations-list'><h3id='impl-Clone'class='impl'><codeclass='in-band'>impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html"title="trait core::clone::Clone">Clone</a> for <aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a></code><ahref='#impl-Clone'class='anchor'></a><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.clone'class="method hidden"><codeid='clone.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone'class='fnname'>clone</a>(&self) -><aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a></code><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Returns a copy of the value. <ahref="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div><h4id='method.clone_from'class="method hidden"><codeid='clone_from.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from'class='fnname'>clone_from</a>(&mut self, source: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>Self)</code><spanclass='since'title='Stable since Rust version 1.0.0'>1.0.0</span><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/clone.rs.html#131-133'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs copy-assignment from <code>source</code>. <ahref="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></div><h3id='impl-PartialEq%3CAppSettings%3E'class='impl'><codeclass='in-band'>impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html"title="trait core::cmp::PartialEq">PartialEq</a><<aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a>> for <aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a></code><ahref='#impl-PartialEq%3CAppSettings%3E'class='anchor'></a><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.eq'class="method hidden"><codeid='eq.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq'class='fnname'>eq</a>(&self, other: &<aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a>) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <ahref="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
</span>fn <ahref='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne'class='fnname'>ne</a>(&self, other: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>Rhs) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><spanclass='since'title='Stable since Rust version 1.0.0'>1.0.0</span><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#200'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>This method tests for <code>!=</code>.</p>
</div></div><h3id='impl-Copy'class='impl'><codeclass='in-band'>impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html"title="trait core::marker::Copy">Copy</a> for <aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a></code><ahref='#impl-Copy'class='anchor'></a><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h3><divclass='impl-items'></div><h3id='impl-Debug'class='impl'><codeclass='in-band'>impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html"title="trait core::fmt::Debug">Debug</a> for <aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a></code><ahref='#impl-Debug'class='anchor'></a><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.fmt'class="method hidden"><codeid='fmt.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt'class='fnname'>fmt</a>(&self, f: &mut <aclass="struct"href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html"title="struct core::fmt::Formatter">Formatter</a>) -><aclass="type"href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html"title="type core::fmt::Result">Result</a></code><aclass='srclink'href='../src/clap/app/settings.rs.html#129'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Formats the value using the given formatter. <ahref="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div><h3id='impl-FromStr'class='impl'><codeclass='in-band'>impl <aclass="trait"href="https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html"title="trait core::str::FromStr">FromStr</a> for <aclass="enum"href="../clap/enum.AppSettings.html"title="enum clap::AppSettings">AppSettings</a></code><ahref='#impl-FromStr'class='anchor'></a><aclass='srclink'href='../src/clap/app/settings.rs.html#982-1024'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Err'class="type"><codeid='Err.t'>type <ahref='https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html#associatedtype.Err'class="type">Err</a> = <aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html"title="struct alloc::string::String">String</a></code></h4><divclass='docblock'><p>The associated error which can be returned from parsing.</p>
</div><h4id='method.from_str'class="method hidden"><codeid='from_str.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html#tymethod.from_str'class='fnname'>from_str</a>(s: &<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><Self, Self::<aclass="type"href="https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html#associatedtype.Err"title="type core::str::FromStr::Err">Err</a>></code><aclass='srclink'href='../src/clap/app/settings.rs.html#984-1023'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Parses a string <code>s</code> to return a value of this type. <ahref="https://doc.rust-lang.org/nightly/core/str/trait.FromStr.html#tymethod.from_str">Read more</a></p>
</div></div><h3id='impl-ToOwned'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html"title="trait alloc::borrow::ToOwned">ToOwned</a> for T <spanclass="where fmt-newline">where<br> T: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html"title="trait core::clone::Clone">Clone</a>, </span></code><ahref='#impl-ToOwned'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#81-92'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Owned'class="type"><codeid='Owned.t'>type <ahref='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#associatedtype.Owned'class="type">Owned</a> = T</code></h4><divclass='docblock'><p>The resulting type after obtaining ownership.</p>
</div><h4id='method.to_owned'class="method hidden"><codeid='to_owned.v'>fn <ahref='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned'class='fnname'>to_owned</a>(&self) -> T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#85-87'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <ahref="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
</div><h4id='method.clone_into'class="method hidden"><codeid='clone_into.v'>fn <ahref='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into'class='fnname'>clone_into</a>(&self, target: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T)</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#89-91'title='goto source code'>[src]</a></h4><divclass='stability hidden'><divclass='stab unstable'><details><summary><spanclass='emoji'>🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</summary><p>recently added</p>
</details></div></div><divclass='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <ahref="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
</div></div><h3id='impl-TryFrom%3CU%3E'class='impl'><codeclass='in-band'>impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html"title="trait core::convert::Into">Into</a><T>, </span></code><ahref='#impl-TryFrom%3CU%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#571-577'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Error'class="type"><codeid='Error.t'>type <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error'class="type">Error</a> = <aclass="enum"href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html"title="enum core::convert::Infallible">Infallible</a></code></h4><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4id='method.try_from'class="method hidden"><codeid='try_from.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from'class='fnname'>try_from</a>(value: U) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><T, <T as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#574-576'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3id='impl-TryInto%3CU%3E'class='impl'><codeclass='in-band'>impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html"title="trait core::convert::TryInto">TryInto</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>, </span></code><ahref='#impl-TryInto%3CU%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#559-566'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Error-1'class="type"><codeid='Error.t-1'>type <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error'class="type">Error</a> = <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a></code></h4><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4id='method.try_into'class="method hidden"><codeid='try_into.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into'class='fnname'>try_into</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><U, <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#563-565'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3id='impl-BorrowMut%3CT%3E'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html"title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <spanclass="where fmt-newline">where<br> T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></code><ahref='#impl-BorrowMut%3CT%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-220'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.borrow_mut'class="method hidden"><codeid='borrow_mut.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut'class='fnname'>borrow_mut</a>(&mut self) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#219'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Mutably borrows from an owned value. <ahref="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3id='impl-Borrow%3CT%3E'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html"title="trait core::borrow::Borrow">Borrow</a><T> for T <spanclass="where fmt-newline">where<br> T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></code><ahref='#impl-Borrow%3CT%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#213-215'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.borrow'class="method hidden"><codeid='borrow.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow'class='fnname'>borrow</a>(&self) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Immutably borrows from an owned value. <ahref="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3id='impl-Any'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a> for T <spanclass="where fmt-newline">where<br> T: 'static + ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></code><ahref='#impl-Any'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#100-102'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.type_id'class="method hidden"><codeid='type_id.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id'class='fnname'>type_id</a>(&self) -><aclass="struct"href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html"title="struct core::any::TypeId">TypeId</a></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#101'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <ahref="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
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