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| author | Mike Buland <mike@xagasoft.com> | 2013-04-22 13:05:22 -0600 |
|---|---|---|
| committer | Mike Buland <mike@xagasoft.com> | 2013-04-22 13:05:22 -0600 |
| commit | 2909f50d008920568f0e50da760b266388ccc124 (patch) | |
| tree | 6789c162a2b950c2006c944e9d21e6ed9bda7069 /src/token.cpp | |
| parent | d7ccd9c4d8e5a5bb4f12b36b3e4ad3105c5a9317 (diff) | |
| download | clic-2909f50d008920568f0e50da760b266388ccc124.tar.gz clic-2909f50d008920568f0e50da760b266388ccc124.tar.bz2 clic-2909f50d008920568f0e50da760b266388ccc124.tar.xz clic-2909f50d008920568f0e50da760b266388ccc124.zip | |
There is now a parser & calculator interface.
Diffstat (limited to 'src/token.cpp')
| -rw-r--r-- | src/token.cpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/token.cpp b/src/token.cpp new file mode 100644 index 0000000..d7fbe88 --- /dev/null +++ b/src/token.cpp | |||
| @@ -0,0 +1,70 @@ | |||
| 1 | #include "token.h" | ||
| 2 | |||
| 3 | #include "number.h" | ||
| 4 | #include <bu/formatter.h> | ||
| 5 | #include <bu/string.h> | ||
| 6 | |||
| 7 | Token::Token( Type eType ) : | ||
| 8 | eType( eType ), | ||
| 9 | sVal( 0 ) | ||
| 10 | { | ||
| 11 | } | ||
| 12 | |||
| 13 | Token::Token( Type eType, Bu::String *s ) : | ||
| 14 | eType( eType ), | ||
| 15 | sVal( s ) | ||
| 16 | { | ||
| 17 | } | ||
| 18 | |||
| 19 | Token::Token( Type eType, Number *n ) : | ||
| 20 | eType( eType ), | ||
| 21 | nVal( n ) | ||
| 22 | { | ||
| 23 | } | ||
| 24 | |||
| 25 | Token::Token( const Token &rSrc ) : | ||
| 26 | eType( rSrc.eType ), | ||
| 27 | sVal( rSrc.sVal ) | ||
| 28 | { | ||
| 29 | Token &rMod = const_cast<Token &>(rSrc); | ||
| 30 | rMod.sVal = 0; | ||
| 31 | } | ||
| 32 | |||
| 33 | Token::~Token() | ||
| 34 | { | ||
| 35 | switch( eType ) | ||
| 36 | { | ||
| 37 | case tNumber: | ||
| 38 | delete nVal; | ||
| 39 | break; | ||
| 40 | |||
| 41 | case tString: | ||
| 42 | case tCommand: | ||
| 43 | delete sVal; | ||
| 44 | break; | ||
| 45 | |||
| 46 | default: | ||
| 47 | break; | ||
| 48 | } | ||
| 49 | } | ||
| 50 | |||
| 51 | Bu::Formatter &operator<<( Bu::Formatter &f, Token::Type eType ) | ||
| 52 | { | ||
| 53 | switch( eType ) | ||
| 54 | { | ||
| 55 | case Token::tNumber: return f << "num"; | ||
| 56 | case Token::tString: return f << "str"; | ||
| 57 | case Token::tCommand: return f << "cmd"; | ||
| 58 | case Token::tPlus: return f << "+"; | ||
| 59 | case Token::tMinus: return f << "-"; | ||
| 60 | case Token::tDivide: return f << "/"; | ||
| 61 | case Token::tMultiply: return f << "*"; | ||
| 62 | case Token::tOpenParen: return f << "("; | ||
| 63 | case Token::tCloseParen: return f << ")"; | ||
| 64 | case Token::tEndOfLine: return f << "eol"; | ||
| 65 | case Token::tEndOfInput: return f << "eoi"; | ||
| 66 | |||
| 67 | default: return f << "???"; | ||
| 68 | } | ||
| 69 | } | ||
| 70 | |||