From 9a9f38aa564e0e15726d5b5dadb4098dde7cb0bb Mon Sep 17 00:00:00 2001 From: mryouse Date: Wed, 11 May 2022 03:22:13 +0000 Subject: basic flow control! --- runner.py | 21 +-------------------- 1 file changed, 1 insertion(+), 20 deletions(-) (limited to 'runner.py') diff --git a/runner.py b/runner.py index 7de2666..69112c5 100644 --- a/runner.py +++ b/runner.py @@ -1,5 +1,5 @@ from tokens import * -from std import STD +from std import STD, evaluate_expression def peek(inp): @@ -7,25 +7,6 @@ def peek(inp): return None return inp[0] -def evaluate_expression(expr): - if not expr.symbol.name in STD: - raise Exception(f"no such symbol: {expr.symbol.name}") - this_func = STD[expr.symbol.name] - - # try to match the signature - in_sig = expr.in_sig() - if in_sig in this_func: - ret = this_func[expr.in_sig()].impl(*(expr.args)) - return ret - - # evaluate inner expressions, if possible/necessary - for idx, arg in enumerate(expr.args): - if arg.type_ == NebType.EXPR: - expr.args[idx] = evaluate_expression(arg) - return evaluate_expression(expr) - - raise Exception(f"'{expr.symbol.name}' called with unknown signature: '{expr.in_sig()}'") - def evaluate(items, pop): nxt = peek(items) if nxt is None: -- cgit v1.2.3