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This commit is contained in:
Dick Hollenbeck 2010-12-28 19:18:07 -06:00
parent 29e829b7c0
commit 911bde45b6
3 changed files with 144 additions and 47 deletions
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6
new/sch_dir_lib_source.cpp
View File

@ -148,12 +148,6 @@ static inline bool isDigit( char c )
}
static inline bool isDigit( char c )
{
return c >= '0' && c <= '9';
}
/**
* Function endsWithRev
* returns a pointer to the final string segment: "revN[N..]" or NULL if none.

143
new/sch_lpid.cpp
View File

@ -24,7 +24,7 @@
#include <cstring>
#include <sch_lpid.h>
#include <wx/wx.h>
using namespace SCH;
@ -58,17 +58,74 @@ const char* EndsWithRev( const char* start, const char* tail, char separator )
}
LPID::LPID( const STRING& aLPID ) throw( PARSE_ERROR )
//----<Policy and field test functions>-------------------------------------
// These all return -1 on success, or >= 0 if there is an error at a
// particular character offset into their respectives arguments.
static inline int okLogical( const STRING& aField )
{
// std::string::npos is largest positive number, casting to int makes it -1.
// Returning that means success.
return int( aField.find_first_of( ":/" ) );
}
static inline int okBase( const STRING& aField )
{
int offset = int( aField.find_first_of( ":/" ) );
if( offset != -1 )
return offset;
// cannot be empty
if( !aField.size() )
return 0;
return offset; // ie. -1
}
static inline int okCategory( const STRING& aField )
{
return int( aField.find_first_of( ":/" ) );
}
static int okRevision( const STRING& aField )
{
char rev[32]; // C string for speed
if( aField.size() >= 4 && aField.size() <= sizeof(rev)-3 )
{
strcpy( rev, "x/" );
strcat( rev, aField.c_str() );
if( EndsWithRev( rev ) == rev+2 )
return -1; // success
}
return 0; // first character position "is in error", is best we can do.
}
//----</Policy and field test functions>-------------------------------------
int LPID::Parse( const STRING& aLPID )
{
logical.clear();
category.clear();
baseName.clear();
revision.clear();
const char* rev = EndsWithRev( aLPID );
size_t revNdx;
size_t partNdx;
size_t baseNdx;
int offset;
//=====<revision>=========================================
if( rev )
{
revNdx = rev - aLPID.c_str();
// no need to check revision, EndsWithRev did that.
revision = aLPID.substr( revNdx );
--revNdx; // back up to omit the '/' which preceeds the rev
}
@ -78,7 +135,11 @@ LPID::LPID( const STRING& aLPID ) throw( PARSE_ERROR )
//=====<logical>==========================================
if( ( partNdx = aLPID.find( ':' ) ) != aLPID.npos )
{
logical = aLPID.substr( 0, partNdx );
offset = SetLogicalLib( aLPID.substr( 0, partNdx ) );
if( offset > -1 )
{
return offset;
}
++partNdx; // skip ':'
}
else
@ -91,7 +152,11 @@ LPID::LPID( const STRING& aLPID ) throw( PARSE_ERROR )
if( base )
{
baseNdx = base - aLPID.c_str();
category = aLPID.substr( partNdx, baseNdx - partNdx );
offset = SetCategory( aLPID.substr( partNdx, baseNdx - partNdx ) );
if( offset > -1 )
{
return offset + partNdx;
}
++baseNdx; // skip '/'
}
else
@ -100,7 +165,29 @@ LPID::LPID( const STRING& aLPID ) throw( PARSE_ERROR )
}
//=====<baseName>==========================================
baseName = aLPID.substr( baseNdx, revNdx - baseNdx );
offset = SetBaseName( aLPID.substr( baseNdx, revNdx - baseNdx ) );
if( offset > -1 )
{
return offset + baseNdx;
}
return -1;
}
LPID::LPID( const STRING& aLPID ) throw( PARSE_ERROR )
{
int offset = Parse( aLPID );
if( offset != -1 )
{
throw PARSE_ERROR(
_( "Illegal character found in LPID string" ),
wxConvertMB2WX( aLPID.c_str() ),
0,
offset
);
}
}
@ -110,14 +197,14 @@ STRING LPID::GetLogicalLib() const
}
bool LPID::SetLogicalLib( const STRING& aLogical )
int LPID::SetLogicalLib( const STRING& aLogical )
{
if( aLogical.find_first_of( ":/" ) == STRING::npos )
int offset = okLogical( aLogical );
if( offset == -1 )
{
logical = aLogical;
return true;
}
return false;
return offset;
}
@ -127,14 +214,14 @@ STRING LPID::GetCategory() const
}
bool LPID::SetCategory( const STRING& aCategory )
int LPID::SetCategory( const STRING& aCategory )
{
if( aCategory.find_first_of( ":/" ) == STRING::npos )
int offset = okCategory( aCategory );
if( offset == -1 )
{
category = aCategory;
return true;
}
return false;
return offset;
}
@ -144,14 +231,14 @@ STRING LPID::GetBaseName() const
}
bool LPID::SetBaseName( const STRING& aBaseName )
int LPID::SetBaseName( const STRING& aBaseName )
{
if( aBaseName.find_first_of( ":/" ) == STRING::npos )
int offset = okBase( aBaseName );
if( offset == -1 )
{
baseName = aBaseName;
return true;
}
return false;
return offset;
}
@ -178,23 +265,18 @@ STRING LPID::GetRevision() const
}
bool LPID::SetRevision( const STRING& aRevision )
int LPID::SetRevision( const STRING& aRevision )
{
STRING rev;
rev += "x/";
rev += aRevision;
if( EndsWithRev( rev ) )
int offset = okRevision( aRevision );
if( offset == -1 )
{
revision = aRevision;
return true;
}
return false;
return offset;
}
STRING LPID::GetFullText() const
STRING LPID::Format() const
{
STRING ret;
@ -248,12 +330,13 @@ void LPID::Test()
LPID lpid( lpids[i] ); // parse
// format
printf( "input:'%s' full:'%s' base:'%s' partName:'%s' cat:'%s'\n",
printf( "input:'%s' full:'%s' base:'%s' partName:'%s' cat:'%s' rev:'%s'\n",
lpids[i],
lpid.GetFullText().c_str(),
lpid.Format().c_str(),
lpid.GetBaseName().c_str(),
lpid.GetPartName().c_str(),
lpid.GetCategory().c_str()
lpid.GetCategory().c_str(),
lpid.GetRevision().c_str()
);
}
}

40
new/sch_lpid.h
View File

@ -49,6 +49,10 @@
class LPID // aka GUID
{
public:
LPID();
/**
* Constructor LPID
* takes aLPID string and parses it. A typical LPID string uses a logical
@ -58,6 +62,14 @@ public:
*/
LPID( const STRING& aLPID ) throw( PARSE_ERROR );
/**
* Function Parse
* [re-]stuffs this LPID with the information from @a aLPID.
* @return int - minus 1 (i.e. -1) means success, >= 0 indicates the
* character offset into aLPID at which an error was detected.
*/
int Parse( const STRING& aLPID );
/**
* Function GetLogicalLib
* returns the logical library portion of a LPID. There is not Set accessor
@ -69,9 +81,11 @@ public:
/**
* Function SetCategory
* overrides the logical lib name portion of the LPID to @a aLogical, and can be empty.
* @return bool - true unless parameter has ':' or '/' in it.
* @return int - minus 1 (i.e. -1) means success, >= 0 indicates the
* character offset into the parameter at which an error was detected, usually
* because it contained '/' or ':'.
*/
bool SetLogicalLib( const STRING& aLogical );
int SetLogicalLib( const STRING& aLogical );
/**
* Function GetCategory
@ -84,9 +98,11 @@ public:
* Function SetCategory
* overrides the category portion of the LPID to @a aCategory and is typically
* either the empty string or a single word like "passives".
* @return bool - true unless parameter has ':' or '/' in it.
* @return int - minus 1 (i.e. -1) means success, >= 0 indicates the
* character offset into the parameter at which an error was detected, usually
* because it contained '/' or ':'.
*/
bool SetCategory( const STRING& aCategory );
int SetCategory( const STRING& aCategory );
/**
* Function GetBaseName
@ -97,9 +113,11 @@ public:
/**
* Function SetBaseName
* overrides the base name portion of the LPID to @a aBaseName
* @return bool - true unless parameter has ':' or '/' in it.
* @return int - minus 1 (i.e. -1) means success, >= 0 indicates the
* character offset into the parameter at which an error was detected, usually
* because it contained '/' or ':', or is blank.
*/
bool SetBaseName( const STRING& aBaseName );
int SetBaseName( const STRING& aBaseName );
/**
* Function GetBaseName
@ -124,15 +142,17 @@ public:
* Function SetRevision
* overrides the revision portion of the LPID to @a aRevision and must
* be in the form "rev<num>" where "<num>" is "1", "2", etc.
* @return bool - true unless parameter is not of the form "revN]N..]"
* @return int - minus 1 (i.e. -1) means success, >= 0 indicates the
* character offset into the parameter at which an error was detected,
* because it did not look like "rev23"
*/
bool SetRevision( const STRING& aRevision );
int SetRevision( const STRING& aRevision );
/**
* Function GetFullText
* Function Format
* returns the full text of the LPID.
*/
STRING GetFullText() const;
STRING Format() const;
#if defined(DEBUG)
static void Test();