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WIP - Got it somewhat working, still have issues with multiple files.

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This commit is contained in:
Edward R. Gonzalez
2023-03-17 18:12:20 -04:00
parent 7e120ae5e9
commit 97967e56d9
15 changed files with 356 additions and 1089 deletions
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137
Test/bloat.refactored.hpp
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@ -1,137 +0,0 @@
/*
BLOAT.
ZPL requires ZPL_IMPLEMENTATION whereever this library is included.
This file assumes it will be included in one compilation unit.
*/
#pragma once
#if __clang__
# pragma clang diagnostic ignored "-Wunused-const-variable"
# pragma clang diagnostic ignored "-Wswitch"
# pragma clang diagnostic ignored "-Wunused-variable"
#endif
#pragma region ZPL INCLUDE
#if __clang__
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wmissing-braces"
# pragma clang diagnostic ignored "-Wbraced-scalar-init"
#endif
// # define ZPL_HEAP_ANALYSIS
# define ZPL_NO_MATH_H
# define ZPL_DISABLE_C_DECLS
# define ZPL_WRAP_IN_NAMESPACE
# define ZPL_CUSTOM_MODULES
# define ZPL_MODULE_ESSENTIALS
# define ZPL_MODULE_CORE
# define ZPL_MODULE_TIMER
// # define ZPL_MODULE_HASHING
// # define ZPL_MODULE_REGEX
// # define ZPL_MODULE_EVENT
// # define ZPL_MODULE_DLL
# define ZPL_MODULE_OPTS
// # define ZPL_MODULE_PROCESS
// # define ZPL_MODULE_MATH
// # define ZPL_MODULE_THREADING
// # define ZPL_MODULE_JOBS
// # define ZPL_MODULE_PARSER
// extern "C" {
#include "zpl.refactored.h"
// }
#if __clang__
# pragma clang diagnostic pop
#endif
#pragma endregion ZPL INCLUDE
#define bit( Value_ ) ( 1 << Value_ )
#define bitfield_is_equal( Field_, Mask_ ) ( ( Mask_ & Field_ ) == Mask_ )
#define ct constexpr
#define gen( ... ) template< __VA_ARGS__ >
#define forceinline ZPL_ALWAYS_INLINE
#define print_nl( _) zpl_printf("\n")
#define cast( Type_, Value_ ) ( ( Type_ ), ( Value_ ) )
#define scast( Type_, Value_ ) static_cast< Type_ >( Value_ )
#define rcast( Type_, Value_ ) reinterpret_cast< Type_ >( Value_ )
#define pcast( Type_, Value_ ) ( * (Type_*)( & Value_ ) )
#define do_once() \
do \
{ \
static \
bool Done = true; \
if ( Done ) \
return; \
Done = false; \
} \
while(0) \
ct char const* Msg_Invalid_Value = "INVALID VALUE PROVIDED";
namespace Memory
{
zpl::arena Global_Arena {};
#define g_allocator arena_allocator( & Memory::Global_Arena)
void setup()
{
arena_init_from_allocator( & Global_Arena, heap(), megabytes(1) );
if ( Global_Arena.total_size == 0 )
{
zpl::assert_crash( "Failed to reserve memory for Tests:: Global_Arena" );
}
}
void cleanup()
{
arena_free( & Global_Arena);
}
}
zpl::sw log_fmt(char const *fmt, ...)
{
#if Build_Debug
zpl::sw res;
va_list va;
va_start(va, fmt);
res = zpl::printf_va(fmt, va);
va_end(va);
return res;
#else
return 0;
#endif
}
void fatal(char const *fmt, ...)
{
local_persist thread_local
char buf[ZPL_PRINTF_MAXLEN] = { 0 };
va_list va;
#if Build_Debug
va_start(va, fmt);
zpl::snprintf_va(buf, ZPL_PRINTF_MAXLEN, fmt, va);
va_end(va);
zpl::assert_crash(buf);
#else
va_start(va, fmt);
zpl::printf_err_va( fmt, va);
va_end(va);
zpl::exit(1);
#endif
}

0
Test/project.refactor Normal file
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770
Test/refactor.refactored.cpp
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@ -1,770 +0,0 @@
#define ZPL_IMPLEMENTATION
#include "bloat.refactored.hpp"
namespace File
{
using namespace zpl;
string Source = nullptr;
string Destination = nullptr;
file_contents Content {};
arena Buffer;
void cleanup()
{
arena_free( & Buffer );
}
void read()
{
file file_src = {};
Content.allocator = g_allocator;
file_error error_src = file_open( & file_src, Source );
if ( error_src == ZPL_FILE_ERROR_NONE )
{
sw fsize = zpl_cast(sw) file_size( & file_src);
if ( fsize > 0 )
{
arena_init_from_allocator( & Buffer, heap(), (fsize + fsize % 64) * 4 );
Content.data = alloc( arena_allocator( & Buffer), fsize);
Content.size = fsize;
file_read_at ( & file_src, Content.data, Content.size, 0);
}
file_close( & file_src);
}
if ( Content.data == nullptr )
{
fatal( "Unable to open source file: %s\n", Source );
}
}
void write(string refactored)
{
if ( refactored == nullptr)
return;
file file_dest {};
file_error error = file_create( & file_dest, Destination );
if ( error != ZPL_FILE_ERROR_NONE )
{
fatal( "Unable to open destination file: %s\n", Destination );
}
file_write( & file_dest, refactored, string_length(refactored) );
}
}
namespace Spec
{
using namespace zpl;
string File;
enum Tok
{
Not,
Namespace,
Word,
Num_Tok
};
ct
char const* str_tok( Tok tok )
{
ct
char const* tok_to_str[ Tok::Num_Tok ] =
{
"not",
"namespace",
"word",
};
return tok_to_str[ tok ];
}
ct
char strlen_tok( Tok tok )
{
ct
const u8 tok_to_len[ Tok::Num_Tok ] =
{
3,
9,
4,
};
return tok_to_len[ tok ];
}
forceinline
bool is_tok( Tok tok, string str, u32 length )
{
char const* tok_str = str_tok(tok);
const u8 tok_len = strlen_tok(tok);
if ( tok_len != length)
return false;
s32 result = str_compare( tok_str, str, tok_len );
return result == 0;
}
struct Entry
{
string Sig = nullptr; // Signature
string Sub = nullptr; // Substitute
};
arena Buffer {};
zpl_array(Entry) Word_Ignores;
zpl_array(Entry) Namespace_Ignores;
zpl_array(Entry) Words;
zpl_array(Entry) Namespaces;
u32 Sig_Smallest = kilobytes(1);
forceinline
void find_next_token( string& token, char*& line, u32& length )
{
string_clear( token );
length = 0;
while ( char_is_alphanumeric( line[length] ) || line[length] == '_' )
{
length++;
}
if ( length == 0 )
{
fatal("Failed to find valid initial token");
}
token = string_append_length( token, line, length );
line += length;
}
void process()
{
char* content;
zpl_array(char*) lines;
// Get the contents of the file.
{
file file {};
file_error error = file_open( & file, File);
if ( error != ZPL_FILE_ERROR_NONE )
{
fatal("Could not open the specification file: %s", File);
}
sw fsize = scast( sw, file_size( & file ) );
if ( fsize <= 0 )
{
fatal("No content in specificaiton to process");
}
arena_init_from_allocator( & Buffer, heap(), (fsize + fsize % 64) * 10 + kilobytes(1) );
char* content = rcast( char*, alloc( arena_allocator( & Buffer), fsize + 1) );
file_read( & file, content, fsize);
content[fsize] = 0;
lines = str_split_lines( arena_allocator( & Buffer ), content, false );
file_close( & file );
}
sw left = array_count( lines );
if ( left == 0 )
{
fatal("Spec::process: lines array imporoperly setup");
}
// Skip the first line as its the version number and we only support __VERSION 1.
left--;
lines++;
array_init( Word_Ignores, arena_allocator( & Buffer));
array_init( Namespace_Ignores, arena_allocator( & Buffer));
array_init( Words, arena_allocator( & Buffer));
array_init( Namespaces, arena_allocator( & Buffer));
// Limiting the maximum output of a token to 1 KB
string token = string_make_reserve( arena_allocator( & Buffer), kilobytes(1));
while ( left-- )
{
char* line = * lines;
// Ignore line if its a comment
if ( line[0] == '/' && line[1] == '/')
{
lines++;
continue;
}
// Remove indent
{
while ( char_is_space( line[0] ) )
line++;
if ( line[0] == '\0' )
{
lines++;
continue;
}
}
u32 length = 0;
// Find a valid token
find_next_token( token, line, length );
Tok type = Tok::Num_Tok;
bool ignore = false;
Entry entry {};
// Will be reguarded as an ignore.
if ( is_tok( Tok::Not, token, length ))
{
ignore = true;
while ( char_is_space( line[0] ) )
line++;
if ( line[0] == '\0' )
{
lines++;
continue;
}
// Find the category token
find_next_token( token, line, length );
}
if ( is_tok( Tok::Namespace, token, length ) )
{
type = Tok::Namespace;
}
else if ( is_tok( Tok::Word, token, length ) )
{
type = Tok::Word;
}
// Parse line.
{
// Find first argument
{
while ( char_is_space( line[0] ) )
line++;
if ( line[0] == '\0' )
{
lines++;
continue;
}
}
find_next_token( token, line, length );
// First argument is signature.
entry.Sig = string_make_length( g_allocator, token, length );
if ( length < Sig_Smallest )
Sig_Smallest = length;
if ( line[0] == '\0' || ignore )
{
switch ( type )
{
case Tok::Namespace:
if ( ignore)
array_append( Namespace_Ignores, entry );
else
array_append( Namespaces, entry );
break;
case Tok::Word:
if ( ignore)
{
array_append( Word_Ignores, entry );
u32 test = array_count( Word_Ignores );
}
else
array_append( Words, entry );
break;
}
lines++;
continue;
}
// Look for second argument indicator
{
bool bSkip = false;
while ( line[0] != ',' )
{
if ( line[0] == '\0' )
{
switch ( type )
{
case Tok::Namespace:
array_append( Namespaces, entry );
break;
case Tok::Word:
array_append( Words, entry );
break;
}
bSkip = true;
break;
}
line++;
}
if ( bSkip )
{
lines++;
continue;
}
}
// Eat the argument delimiter.
line++;
// Remove spacing
{
bool bSkip = true;
while ( char_is_space( line[0] ) )
line++;
if ( line[0] == '\0' )
{
switch ( type )
{
case Tok::Namespace:
array_append( Namespaces, entry );
break;
case Tok::Word:
array_append( Words, entry );
break;
}
lines++;
continue;
}
}
find_next_token( token, line, length );
// Second argument is substitute.
entry.Sub = string_make_length( g_allocator, token, length );
switch ( type )
{
case Tok::Namespace:
array_append( Namespaces, entry );
lines++;
continue;
case Tok::Word:
array_append( Words, entry );
lines++;
continue;
}
}
log_fmt("Specification Line: %d is missing valid keyword", array_count(lines) - left);
lines++;
}
}
void cleanup()
{
arena_free( & Buffer );
}
}
using namespace zpl;
struct Token
{
u32 Start;
u32 End;
string Sig;
string Sub;
};
void refactor()
{
sw buffer_size = File::Content.size;
zpl_array(Token) tokens;
array_init( tokens, g_allocator);
char* content = rcast( char*, File::Content.data );
string current = string_make( g_allocator, "");
string preview = string_make( g_allocator, "");
sw left = File::Content.size;
sw line = 0;
while ( left )
{
if ( content[0] == '\n' )
{
line++;
}
// Word Ignores
{
Spec::Entry* ignore = Spec::Word_Ignores;
sw ignores_left = array_count( Spec::Word_Ignores);
do
{
if ( ignore->Sig[0] != content[0] )
{
continue;
}
string_clear( current );
u32 sig_length = string_length( ignore->Sig );
current = string_append_length( current, content, sig_length );
if ( string_are_equal( ignore->Sig, current ) )
{
char before = content[-1];
char after = content[sig_length];
if ( char_is_alphanumeric( before ) || before == '_'
|| char_is_alphanumeric( after ) || after == '_' )
{
continue;
}
log_fmt("\nIgnored %-81s line %d", current, line );
content += sig_length;
left -= sig_length;
goto Skip;
}
}
while ( ignore++, --ignores_left );
}
// Namespace Ignores
{
Spec::Entry* ignore = Spec::Namespace_Ignores;
sw ignores_left = array_count( Spec::Namespace_Ignores);
do
{
if ( ignore->Sig[0] != content[0] )
{
continue;
}
string_clear( current );
u32 sig_length = string_length( ignore->Sig );
current = string_append_length( current, content, sig_length );
if ( string_are_equal( ignore->Sig, current ) )
{
u32 length = sig_length;
char* ns_content = content + sig_length;
while ( char_is_alphanumeric( ns_content[0] ) || ns_content[0] == '_' )
{
length++;
ns_content++;
}
string_clear( preview );
preview = string_append_length( preview, content, length );
log_fmt("\nIgnored %-40s %-40s line %d", preview, ignore->Sig, line);
content += length;
left -= length;
goto Skip;
}
}
while ( ignore++, --ignores_left );
}
// Words to match
{
Spec::Entry* word = Spec::Words;
sw words_left = array_count ( Spec::Words);
do
{
if ( word->Sig[0] != content[0] )
{
continue;
}
string_clear( current );
sw sig_length = string_length( word->Sig);
current = string_append_length( current, content, sig_length );
if ( string_are_equal( word->Sig, current ) )
{
char before = content[-1];
char after = content[sig_length];
if ( char_is_alphanumeric( before ) || before == '_'
|| char_is_alphanumeric( after ) || after == '_' )
{
continue;
}
Token entry {};
entry.Start = File::Content.size - left;
entry.End = entry.Start + sig_length;
entry.Sig = word->Sig;
if ( word->Sub != nullptr )
{
entry.Sub = word->Sub;
buffer_size += string_length( entry.Sub) - sig_length;
}
array_append( tokens, entry );
log_fmt("\nFound %-81s line %d", current, line);
content += sig_length;
left -= sig_length;
goto Skip;
}
}
while ( word++, --words_left );
}
// Namespaces to match
{
Spec::Entry* nspace = Spec::Namespaces;
sw nspaces_left = array_count( Spec::Namespaces);
do
{
if ( nspace->Sig[0] != content[0] )
{
continue;
}
string_clear( current );
u32 sig_length = string_length( nspace->Sig );
current = string_append_length( current, content, sig_length );
if ( string_are_equal( nspace->Sig, current ) )
{
u32 length = sig_length;
char* ns_content = content + sig_length;
while ( char_is_alphanumeric( ns_content[0] ) || ns_content[0] == '_' )
{
length++;
ns_content++;
}
Token entry {};
entry.Start = File::Content.size - left;
entry.End = entry.Start + length;
entry.Sig = nspace->Sig;
buffer_size += sig_length;
if ( nspace->Sub != nullptr )
{
entry.Sub = nspace->Sub;
buffer_size += string_length( entry.Sub ) - length;
}
array_append( tokens, entry );
string_clear( preview );
preview = string_append_length( preview, content, length);
log_fmt("\nFound %-40s %-40s line %d", preview, nspace->Sig, line);
content += length;
left -= length;
}
}
while ( nspace++, --nspaces_left );
}
content++;
left--;
Skip:
continue;
}
left = array_count( tokens);
content = rcast( char*, File::Content.data);
// Generate the refactored file content.
arena buffer;
string refactored = nullptr;
{
Token* entry = tokens;
if ( entry == nullptr)
return;
arena_init_from_allocator( & buffer, heap(), buffer_size * 2 );
string
new_string = string_make_reserve( arena_allocator( & buffer), kilobytes(1) );
refactored = string_make_reserve( arena_allocator( & buffer), buffer_size );
sw previous_end = 0;
while ( left-- )
{
sw segment_length = entry->Start - previous_end;
sw sig_length = string_length( entry->Sig );
// Append between tokens
refactored = string_append_length( refactored, content, segment_length );
content += segment_length + sig_length;
segment_length = entry->End - entry->Start - sig_length;
// Append token
if ( entry->Sub )
refactored = string_append( refactored, entry->Sub );
refactored = string_append_length( refactored, content, segment_length );
content += segment_length;
previous_end = entry->End;
entry++;
}
entry--;
if ( entry->End < File::Content.size )
{
refactored = string_append_length( refactored, content, File::Content.size - entry->End );
}
}
// Write refactored content to destination.
File::write( refactored );
arena_free( & buffer );
}
inline
void parse_options( int num, char** arguments )
{
opts opts;
opts_init( & opts, g_allocator, "refactor");
opts_add( & opts, "source" , "src" , "File to refactor" , ZPL_OPTS_STRING);
opts_add( & opts, "destination" , "dst" , "File post refactor" , ZPL_OPTS_STRING);
opts_add( & opts, "specification", "spec", "Specification for refactoring", ZPL_OPTS_STRING);
if (opts_compile( & opts, num, arguments))
{
if ( opts_has_arg( & opts, "src" ) )
{
string opt = opts_string( & opts, "src", "INVALID PATH" );
File::Source = string_make( g_allocator, "" );
File::Source = string_append( File::Source, opt );
}
else
{
fatal( "-source not provided\n" );
}
if ( opts_has_arg( & opts, "dst" ) )
{
string opt = opts_string( & opts, "dst", "INVALID PATH" );
File::Destination = string_make( g_allocator, "" );
File::Destination = string_append( File::Destination, opt );
}
else if ( File::Source )
{
File::Destination = string_make( g_allocator, "" );
File::Destination = string_append( File::Destination, File::Source );
}
if ( opts_has_arg( & opts, "spec" ) )
{
string opt = opts_string( & opts, "spec", "INVALID PATH" );
Spec::File = string_make( g_allocator, "" );
Spec::File = string_append( Spec::File, opt );
}
}
else
{
fatal( "Failed to parse arguments\n" );
}
opts_free( & opts);
}
int main( int num, char** arguments)
{
Memory::setup();
parse_options( num, arguments );
if ( Spec::File )
Spec::process();
File::read();
refactor();
Spec:: cleanup();
File:: cleanup();
Memory::cleanup();
}

40
Test/zpl.refactor
View File

@ -1,14 +1,17 @@
__VERSION 1
// not : Ignore
// word : Alphanumeric or underscore
// regex : Unavailable in __VERSION 1.
// not : Ignore
// include : #includes
// word : Alphanumeric or underscore
// namespace : Prefix search and replace (c-namspaces).
// regex : Unavailable in __VERSION 1.
// Precedence (highest to lowest):
// word, namespace, regex
// Header files
not word zpl_hedley
not include zpl_hedley
//not word zpl_hedley
// Removes the namespace.
namespace zpl_
@ -16,30 +19,32 @@ namespace zpl_
// Don't expose internals
not namespace zpl__
not word ZPL_IMPLEMENTATION
// Macro exposure
//namespace ZPL_
//not word ZPL_IMPLEMENTATION
word cast, zpl_cast
word zpl_strncmp, str_compare
word zpl_strcmp, str_compare
// Undesired typedefs
word zpl_i8, s8
word zpl_i16, s16
word zpl_i32, s32
word zpl_i64, s64
word zpl_u8, u8
word zpl_u16, u16
word zpl_u32, u32
word zpl_u64, u64
word zpl_intptr, sptr
word zpl_i8, s8
word zpl_i16, s16
word zpl_i32, s32
word zpl_i64, s64
word zpl_u8, u8
word zpl_u16, u16
word zpl_u32, u32
word zpl_u64, u64
word zpl_intptr, sptr
word zpl_uintptr, uptr
word zpl_usize, uw
word zpl_isize, sw
word zpl_usize, uw
word zpl_isize, sw
// Undesired exposures.
//not word zpl_allocator
//not word zpl_arena
not word zpl_array
//not word zpl_array
//not word zpl_file
//not word zpl_list
//not word zpl_pool
@ -47,6 +52,7 @@ not word zpl_array
// Conflicts with refactor
word arena, a_arena
word array, a_array
word alloc, a_allocator
word file, a_file
word file_size, fsize