diff options
Diffstat (limited to 'source/primitives')
-rw-r--r-- | source/primitives/conditional.d | 2 | ||||
-rw-r--r-- | source/primitives/core.d | 20 | ||||
-rw-r--r-- | source/primitives/eval.d | 10 |
3 files changed, 10 insertions, 22 deletions
diff --git a/source/primitives/conditional.d b/source/primitives/conditional.d index 5dc0fa5..fd101bd 100644 --- a/source/primitives/conditional.d +++ b/source/primitives/conditional.d @@ -4,7 +4,7 @@ import std.variant; import std.typecons; import std.container : DList; -import base.stack; +import state.stack; bool handle(string word) { switch ( word ) { diff --git a/source/primitives/core.d b/source/primitives/core.d index cae577b..75783ed 100644 --- a/source/primitives/core.d +++ b/source/primitives/core.d @@ -2,12 +2,10 @@ module primitives.core; import std.stdio; -import base.stack; +import state.stack; bool handle(string word) { switch ( word ) { - case "$" : binary_op_variable_bind; break; - case "@" : unary_op_variable_resolve; break; case "+" : binary_op_add; break; case "*" : binary_op_multiply; break; case "/" : binary_op_divide; break; @@ -28,22 +26,6 @@ bool handle(string word) { private { -Token[string] variables; - -void binary_op_variable_bind() { - string name = stack.pop.get!string; - Token value = stack.pop; - variables[name] = value; -} - -void unary_op_variable_resolve() { - string name = stack.pop.get!string; - - if ( name in variables ) { - stack.push(variables[name]); - } -} - void binary_op_add() { int b = stack.pop.get!int; int a = stack.pop.get!int; diff --git a/source/primitives/eval.d b/source/primitives/eval.d index fc5938e..a18e897 100644 --- a/source/primitives/eval.d +++ b/source/primitives/eval.d @@ -2,10 +2,12 @@ module primitives.eval; import std.variant; -import base.stack; +import state.stack; + +import definition = state.definition; +import variable = state.variable; import core = primitives.core; -import definition = base.definition; import conditional = primitives.conditional; bool evaluate(Token token) { @@ -17,6 +19,10 @@ bool evaluate(Token token) { return true; } + if ( variable.handle(token) ) { + return true; + } + return token.visit!( (int value) => false, (bool value) => false, |