diff options
author | Adrian Kummerlaender | 2017-04-16 13:17:22 +0200 |
---|---|---|
committer | Adrian Kummerlaender | 2017-04-16 13:17:22 +0200 |
commit | 44f419264898f84fe5536f3ea159c18b381e6083 (patch) | |
tree | 5fc32c362f3cb854c114b7d75260de87f654efaa /source/base/stack.d | |
parent | c06a6ade2d144cd8042392e597ead385756bcbc7 (diff) | |
download | slang-44f419264898f84fe5536f3ea159c18b381e6083.tar slang-44f419264898f84fe5536f3ea159c18b381e6083.tar.gz slang-44f419264898f84fe5536f3ea159c18b381e6083.tar.bz2 slang-44f419264898f84fe5536f3ea159c18b381e6083.tar.lz slang-44f419264898f84fe5536f3ea159c18b381e6083.tar.xz slang-44f419264898f84fe5536f3ea159c18b381e6083.tar.zst slang-44f419264898f84fe5536f3ea159c18b381e6083.zip |
Extract variable management, move into `state` package
Diffstat (limited to 'source/base/stack.d')
-rw-r--r-- | source/base/stack.d | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/source/base/stack.d b/source/base/stack.d deleted file mode 100644 index c6e1a59..0000000 --- a/source/base/stack.d +++ /dev/null @@ -1,48 +0,0 @@ -module base.stack; - -import std.conv; -import std.string; -import std.variant; -import std.container : SList; - -alias Token = Algebraic!(int, bool, string); -alias Stack = SList; - -Stack!Token stack; - -Token toToken(string value) { - if ( value.isNumeric ) { - return Token(parse!int(value)); - } else { - return Token(value); - } -} - -Token top(ref Stack!Token stack) { - if ( stack.empty ) { - throw new Exception("stack is empty"); - } else { - return stack.front; - } -} - -Token pop(ref Stack!Token stack) { - Token token = stack.top; - stack.removeFront; - return token; -} - -template push(T) -if ( is(T == int) || is(T == bool) || is (T == string) ) { - void push(ref Stack!Token stack, T value) { - stack.push(Token(value)); - } -} - -void push(ref Stack!Token stack, Token token) { - stack.insertFront(token); -} - -void push(ref Stack!Token stack, Stack!Token prefix) { - stack.insertFront(prefix[]); -} |