Sophie

Sophie

distrib > Fedora > 14 > x86_64 > by-pkgid > a0995fd4c38add851d8e9994a3499e40 > files > 347

ghc-darcs-devel-2.4.4-3.fc14.x86_64.rpm

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>darcs-2.4.4: a distributed, interactive, smart revision control system</TD
><TD CLASS="topbut"
><A HREF="src/Darcs-Hopefully.html"
>Source code</A
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>Contents</A
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>Darcs.Hopefully</FONT
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><TD CLASS="section1"
>Synopsis</TD
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><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="body"
><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0"
><TR
><TD CLASS="decl"
><SPAN CLASS="keyword"
>data</SPAN
>  <A HREF="#t%3AHopefully"
>Hopefully</A
> a</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><SPAN CLASS="keyword"
>data</SPAN
>  <A HREF="#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3Apiap"
>piap</A
> ::  <A HREF="Darcs-Patch-Info.html#t%3APatchInfo"
>PatchInfo</A
> -&gt; <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3An2pia"
>n2pia</A
> ::  <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3ApatchInfoAndPatch"
>patchInfoAndPatch</A
> ::  <A HREF="Darcs-Patch-Info.html#t%3APatchInfo"
>PatchInfo</A
> -&gt; <A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> (<A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p) -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3Aconscientiously"
>conscientiously</A
> ::  (<A HREF="Printer.html#t%3ADoc"
>Doc</A
> -&gt; <A HREF="Printer.html#t%3ADoc"
>Doc</A
>) -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3Ahopefully"
>hopefully</A
> ::  <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3Ainfo"
>info</A
> ::  <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="Darcs-Patch-Info.html#t%3APatchInfo"
>PatchInfo</A
></TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3AhopefullyM"
>hopefullyM</A
> :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Control-Monad.html#t%3AMonad"
>Monad</A
> m =&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; m (<A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p)</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3AcreateHashed"
>createHashed</A
> ::  <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
> -&gt; (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
> -&gt; <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/System-IO.html#t%3AIO"
>IO</A
> (<A HREF="Darcs-Witnesses-Sealed.html#t%3ASealed"
>Sealed</A
> a)) -&gt; <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/System-IO.html#t%3AIO"
>IO</A
> (<A HREF="Darcs-Witnesses-Sealed.html#t%3ASealed"
>Sealed</A
> (<A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> a))</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3AextractHash"
>extractHash</A
> ::  <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Either.html#t%3AEither"
>Either</A
> (<A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p) <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
></TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3Aactually"
>actually</A
> ::  a -&gt; <A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> a</TD
></TR
><TR
><TD CLASS="s8"
></TD
></TR
><TR
><TD CLASS="decl"
><A HREF="#v%3Aunavailable"
>unavailable</A
> ::  <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
> -&gt; <A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> a</TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="section1"
>Documentation</TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><SPAN CLASS="keyword"
>data</SPAN
>  <A NAME="t:Hopefully"
><A NAME="t%3AHopefully"
></A
></A
><B
>Hopefully</B
> a </TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#Hopefully"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="body"
><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0"
><TR
><TD CLASS="ndoc"
><TT
><TT
><A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
></TT
> p C</TT
> <TT
>(x y)</TT
> is <TT
><TT
><A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Either.html#t%3AEither"
>Either</A
></TT
> String (p C</TT
> <TT
>(x y))</TT
> in a
 form adapted to darcs patches. The <TT
>C</TT
> <TT
>(x y)</TT
> represents the type
 witness for the patch that should be there. The <TT
>Hopefully</TT
> type
 just tells whether we expect the patch to be hashed or not, and
 <TT
>SimpleHopefully</TT
> does the real work of emulating
 <TT
><A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Either.html#t%3AEither"
>Either</A
></TT
>. <TT
>Hopefully sh</TT
> represents an expected unhashed patch, and
 <TT
>Hashed hash sh</TT
> represents an expected hashed patch with its hash.
</TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><SPAN CLASS="keyword"
>data</SPAN
>  <A NAME="t:PatchInfoAnd"
><A NAME="t%3APatchInfoAnd"
></A
></A
><B
>PatchInfoAnd</B
> p </TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#PatchInfoAnd"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="body"
><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0"
><TR
><TD CLASS="ndoc"
><TT
><TT
><A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
></TT
> p </TT
> represents a hope we have to get a
 patch through its info. We're not sure we have the patch, but we
 know its info.
</TD
></TR
><TR
><TD CLASS="section4"
><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:PatchInfoAnd')" ALT="show/hide"
> Instances</TD
></TR
><TR
><TD CLASS="body"
><DIV ID="i:PatchInfoAnd" STYLE="display:block;"
><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0"
><TR
><TD CLASS="decl"
><A HREF="Darcs-Witnesses-Ordered.html#t%3AMyEq"
>MyEq</A
> p =&gt; <A HREF="Darcs-Witnesses-Ordered.html#t%3AMyEq"
>MyEq</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch-Patchy.html#t%3AInvert"
>Invert</A
> p =&gt; <A HREF="Darcs-Patch-Patchy.html#t%3AInvert"
>Invert</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch-Patchy.html#t%3AReadPatch"
>ReadPatch</A
> p =&gt; <A HREF="Darcs-Patch-Patchy.html#t%3AReadPatch"
>ReadPatch</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
>(<A HREF="Darcs-Patch-Prim.html#t%3AConflict"
>Conflict</A
> p, <A HREF="Darcs-Patch-Prim.html#t%3AEffect"
>Effect</A
> p, <A HREF="Darcs-Patch-Patchy.html#t%3AShowPatch"
>ShowPatch</A
> p) =&gt; <A HREF="Darcs-Patch-Patchy.html#t%3AShowPatch"
>ShowPatch</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch-Patchy.html#t%3ACommute"
>Commute</A
> p =&gt; <A HREF="Darcs-Patch-Patchy.html#t%3ACommute"
>Commute</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch-Patchy.html#t%3AApply"
>Apply</A
> p =&gt; <A HREF="Darcs-Patch-Patchy.html#t%3AApply"
>Apply</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch.html#t%3ARepoPatch"
>RepoPatch</A
> p =&gt; <A HREF="Darcs-Patch-Patchy.html#t%3APatchy"
>Patchy</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch-Prim.html#t%3AEffect"
>Effect</A
> p =&gt; <A HREF="Darcs-Patch-Prim.html#t%3AEffect"
>Effect</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
><TR
><TD CLASS="decl"
><A HREF="Darcs-Patch-Prim.html#t%3AConflict"
>Conflict</A
> p =&gt; <A HREF="Darcs-Patch-Prim.html#t%3AConflict"
>Conflict</A
> (<A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p)</TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:piap"
><A NAME="v%3Apiap"
></A
></A
><B
>piap</B
> ::  <A HREF="Darcs-Patch-Info.html#t%3APatchInfo"
>PatchInfo</A
> -&gt; <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#piap"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="doc"
><TT
><TT
><A HREF="Darcs-Hopefully.html#v%3Apiap"
>piap</A
></TT
> i p</TT
> creates a PatchInfoAnd containing p with info i.
</TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:n2pia"
><A NAME="v%3An2pia"
></A
></A
><B
>n2pia</B
> ::  <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#n2pia"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="doc"
><TT
>n2pia</TT
> creates a PatchInfoAnd representing a <TT
>Named</TT
> patch.
</TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:patchInfoAndPatch"
><A NAME="v%3ApatchInfoAndPatch"
></A
></A
><B
>patchInfoAndPatch</B
> ::  <A HREF="Darcs-Patch-Info.html#t%3APatchInfo"
>PatchInfo</A
> -&gt; <A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> (<A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p) -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#patchInfoAndPatch"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:conscientiously"
><A NAME="v%3Aconscientiously"
></A
></A
><B
>conscientiously</B
> ::  (<A HREF="Printer.html#t%3ADoc"
>Doc</A
> -&gt; <A HREF="Printer.html#t%3ADoc"
>Doc</A
>) -&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#conscientiously"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="doc"
><TT
><TT
><A HREF="Darcs-Hopefully.html#v%3Aconscientiously"
>conscientiously</A
></TT
> er hp</TT
> tries to extract a patch from a <TT
><A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
></TT
>.
 If it fails, it applies the error handling function <TT
>er</TT
> to a description
 of the patch info component of <TT
>hp</TT
>.
</TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:hopefully"
><A NAME="v%3Ahopefully"
></A
></A
><B
>hopefully</B
> ::  <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#hopefully"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="doc"
><TT
><TT
><A HREF="Darcs-Hopefully.html#v%3Ahopefully"
>hopefully</A
></TT
> hp</TT
> tries to get a patch from a <TT
><A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
></TT
>
 value. If it fails, it outputs an error &quot;failed to read patch:
 &lt;description of the patch&gt;&quot;. We get the description of the patch
 from the info part of hp
</TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:info"
><A NAME="v%3Ainfo"
></A
></A
><B
>info</B
> ::  <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="Darcs-Patch-Info.html#t%3APatchInfo"
>PatchInfo</A
></TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#info"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:hopefullyM"
><A NAME="v%3AhopefullyM"
></A
></A
><B
>hopefullyM</B
> :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Control-Monad.html#t%3AMonad"
>Monad</A
> m =&gt; <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; m (<A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p)</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#hopefullyM"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="doc"
><TT
>hopefullyM</TT
> is a version of <TT
>hopefully</TT
> which calls <TT
>fail</TT
> in a
 monad instead of erroring.
</TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:createHashed"
><A NAME="v%3AcreateHashed"
></A
></A
><B
>createHashed</B
> ::  <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
> -&gt; (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
> -&gt; <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/System-IO.html#t%3AIO"
>IO</A
> (<A HREF="Darcs-Witnesses-Sealed.html#t%3ASealed"
>Sealed</A
> a)) -&gt; <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/System-IO.html#t%3AIO"
>IO</A
> (<A HREF="Darcs-Witnesses-Sealed.html#t%3ASealed"
>Sealed</A
> (<A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> a))</TD
><TD CLASS="declbut"
><A HREF="src/Darcs-Hopefully.html#createHashed"
>Source</A
></TD
></TR
></TABLE
></TD
></TR
><TR
><TD CLASS="s15"
></TD
></TR
><TR
><TD CLASS="topdecl"
><TABLE CLASS="declbar"
><TR
><TD CLASS="declname"
><A NAME="v:extractHash"
><A NAME="v%3AextractHash"
></A
></A
><B
>extractHash</B
> ::  <A HREF="Darcs-Hopefully.html#t%3APatchInfoAnd"
>PatchInfoAnd</A
> p -&gt; <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Either.html#t%3AEither"
>Either</A
> (<A HREF="Darcs-Patch-Core.html#t%3ANamed"
>Named</A
> p) <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
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> ::  a -&gt; <A HREF="Darcs-Hopefully.html#t%3AHopefully"
>Hopefully</A
> a</TD
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>unavailable</B
> ::  <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString"
>String</A
> -&gt; <A HREF="Darcs-Hopefully.html#t%3AHopefully"
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