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-rw-r--r--expressions.cpp12
1 files changed, 12 insertions, 0 deletions
diff --git a/expressions.cpp b/expressions.cpp
index d9c5a1e..ac06b43 100644
--- a/expressions.cpp
+++ b/expressions.cpp
@@ -163,6 +163,18 @@ Expressions::args(void)
}
int
+Expressions::find_op(Operator op)
+{
+ int items = operators.items();
+
+ for (int i = 1; i <= items; i++)
+ if (operators.peek(i) == op)
+ return i;
+
+ return 0;
+}
+
+int
Expressions::first_op(void)
{
int items = operators.items();