Macintosh-SW/mpw-shell
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add missing (mostly macroman) operators

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This commit is contained in:
Kelvin Sherlock 2022-11-25 16:02:27 -05:00
parent 6199944350
commit 91590e92aa
2 changed files with 22 additions and 1 deletions
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4
mpw-shell-parser.cpp
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@ -322,6 +322,8 @@ int expression_parser::precedence(int op) {
case '<=':
case '>':
case '>=':
case 0xb2:
case 0xb3:
return 6;
case '==':
@ -388,9 +390,11 @@ value expression_parser::eval(int op, value &lhs, value &rhs) {
return lhs.to_number() < rhs.to_number();
case '<=':
case 0xb2:
return lhs.to_number() <= rhs.to_number();
case '>=':
case 0xb3:
return lhs.to_number() >= rhs.to_number();
case '>>':

19
mpw-shell-token.rl
View File

@ -70,6 +70,22 @@
# eval-only.
# macroman ≤
0xb2 when eval
%push_token => { tokens.emplace_back("\xb2", '<='); };
# macroman ≠
0xad when eval
%push_token => { tokens.emplace_back("\xad", '!='); };
# macroman ¬
0xc2 when eval
%push_token => { tokens.emplace_back("\xc2", '!'); };
# macroman ÷
0xd6 when eval
%push_token => { tokens.emplace_back("\xd6", '/'); };
'||' when eval
%push_token => { tokens.emplace_back("||", '||'); };
'|' when eval
@ -78,13 +94,14 @@
'&&' when eval
%push_token => { tokens.emplace_back("&&", '&&'); };
'(' when eval
%push_token => { tokens.emplace_back("(", '('); };
')' when eval
%push_token => { tokens.emplace_back(")", ')'); };
'<>' when eval
%push_token => { tokens.emplace_back("<>", '!='); };
'<<' when eval
%push_token => { tokens.emplace_back("<<", '<<'); };