diff options
-rw-r--r-- | .gitignore | 2 | ||||
-rw-r--r-- | parserhelp.txt | 21 | ||||
-rw-r--r-- | src/parser.cpp | 27 |
3 files changed, 26 insertions, 24 deletions
@@ -3,4 +3,6 @@ | |||
3 | *.exe | 3 | *.exe |
4 | /clic | 4 | /clic |
5 | /.build_cache | 5 | /.build_cache |
6 | /src/datafiles.cpp | ||
7 | /src/datafiles.h | ||
6 | 8 | ||
diff --git a/parserhelp.txt b/parserhelp.txt new file mode 100644 index 0000000..0da866c --- /dev/null +++ b/parserhelp.txt | |||
@@ -0,0 +1,21 @@ | |||
1 | All commands start with a '\'. The following commands are defined: | ||
2 | \help, \h, \? - This help | ||
3 | \exit, \quit - Exit the program | ||
4 | \radix - Display the current radix (base) | ||
5 | \radix <num> - Set the radix to anything between 2 and 36 (inclusive) | ||
6 | \scale - Display the current scale | ||
7 | \scale <num> - Set the current scale | ||
8 | \vars - List all defined variables | ||
9 | |||
10 | All variables must prefixed with a $ but otherwise can be used anywhere a | ||
11 | number can be used. To assign a variable use =, i.e.: | ||
12 | $amnt = $rate * 144000.09 | ||
13 | |||
14 | When using a radix greater than 10 all extended digits are lowercase letters | ||
15 | starting with 'a'. Upper case is not currently supported. | ||
16 | |||
17 | All numeric command parameters (i.e. \scale, \radix) are in base 10 no | ||
18 | matter what radix is currently set. These are also displayed in base 10 | ||
19 | at all times. | ||
20 | |||
21 | Changing the radix always clears all variables. | ||
diff --git a/src/parser.cpp b/src/parser.cpp index f97078a..72f7bb3 100644 --- a/src/parser.cpp +++ b/src/parser.cpp | |||
@@ -1,6 +1,7 @@ | |||
1 | #include "parser.h" | 1 | #include "parser.h" |
2 | #include "lexer.h" | 2 | #include "lexer.h" |
3 | #include "number.h" | 3 | #include "number.h" |
4 | #include "datafiles.h" | ||
4 | 5 | ||
5 | #include <bu/sio.h> | 6 | #include <bu/sio.h> |
6 | #include <stdlib.h> | 7 | #include <stdlib.h> |
@@ -35,6 +36,7 @@ void Parser::parse() | |||
35 | if( !tsTerminal.isEmpty() ) | 36 | if( !tsTerminal.isEmpty() ) |
36 | { | 37 | { |
37 | Bu::println( rOut, "%1").arg( deref( tsTerminal.peek() ) ); | 38 | Bu::println( rOut, "%1").arg( deref( tsTerminal.peek() ) ); |
39 | hVars.insert("ans", deref( tsTerminal.peek() ) ); | ||
38 | } | 40 | } |
39 | tsTerminal.clear(); | 41 | tsTerminal.clear(); |
40 | lex.setMode( Lexer::modeNormal ); | 42 | lex.setMode( Lexer::modeNormal ); |
@@ -118,30 +120,7 @@ void Parser::parse() | |||
118 | } | 120 | } |
119 | else if( *t.sVal == "help" || *t.sVal == "h" || *t.sVal == "?" ) | 121 | else if( *t.sVal == "help" || *t.sVal == "h" || *t.sVal == "?" ) |
120 | { | 122 | { |
121 | Bu::println( rOut, | 123 | Bu::println( rOut, Datafiles::getString("parserhelp.txt") ); |
122 | "All commands start with a '\\'. The following commands are defined:\n" | ||
123 | " \\help, \\h, \\? - This help\n" | ||
124 | " \\exit, \\quit - Exit the program\n" | ||
125 | " \\radix - Display the current radix (base)\n" | ||
126 | " \\radix <num> - Set the radix to anything between 2 and 36 (inclusive)\n" | ||
127 | " \\scale - Display the current scale\n" | ||
128 | " \\scale <num> - Set the current scale\n" | ||
129 | " \\vars - List all defined variables\n" | ||
130 | "\n" | ||
131 | "All variables must prefixed with a $ but otherwise can be used anywhere a\n" | ||
132 | "number can be used. To assign a variable use =, i.e.:\n" | ||
133 | " $amnt = $rate * 144000.09\n" | ||
134 | "\n" | ||
135 | "When using a radix greater than 10 all extended digits are lowercase letters\n" | ||
136 | "starting with 'a'. Upper case is not currently supported.\n" | ||
137 | "\n" | ||
138 | "All numeric command parameters (i.e. \\scale, \\radix) are in base 10 no\n" | ||
139 | "matter what radix is currently set. These are also displayed in base 10\n" | ||
140 | "at all times.\n" | ||
141 | "\n" | ||
142 | "Changing the radix always clears all variables.\n" | ||
143 | ); | ||
144 | |||
145 | } | 124 | } |
146 | else | 125 | else |
147 | { | 126 | { |