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I think var declarations are working correctly; no type checking yet

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This commit is contained in:
Kayne Ruse
2022-08-13 15:57:30 +01:00
parent 55aa6eb273
commit afad0d99cb
12 changed files with 120 additions and 120 deletions
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6
source/scope.c
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@@ -16,6 +16,7 @@ static void freeAncestorChain(Scope* scope) {
}
freeLiteralDictionary(&scope->variables);
freeLiteralDictionary(&scope->types);
FREE(Scope, scope);
}
@@ -25,6 +26,7 @@ Scope* pushScope(Scope* ancestor) {
Scope* scope = ALLOCATE(Scope, 1);
scope->ancestor = ancestor;
initLiteralDictionary(&scope->variables);
initLiteralDictionary(&scope->types);
//tick up all scope reference counts
scope->references = 0;
@@ -46,7 +48,7 @@ Scope* popScope(Scope* scope) {
//returns false if error
bool declareScopeVariable(Scope* scope, Literal key, Literal type) {
//store the type, for later checking on assignment
//TODO
setLiteralDictionary(&scope->types, key, type);
//don't redefine a variable within this scope
if (existsLiteralDictionary(&scope->variables, key)) {
@@ -64,6 +66,8 @@ bool setScopeVariable(Scope* scope, Literal key, Literal value) {
return false;
}
//TODO: type checking
//if it's not in this scope, keep searching up the chain
if (!existsLiteralDictionary(&scope->variables, key)) {
return setScopeVariable(scope->ancestor, key, value);