From 9ad06d721c1e481c82b4f43df819d76e35757282 Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Sun, 14 Jul 2024 13:01:23 +0100
Subject: add examples

---
 examples/static-analysis/none_comparisons.tbsp | 24 ++++++++++++++++++++++++
 examples/static-analysis/sample.py             |  3 +++
 2 files changed, 27 insertions(+)
 create mode 100644 examples/static-analysis/none_comparisons.tbsp
 create mode 100644 examples/static-analysis/sample.py

(limited to 'examples/static-analysis')

diff --git a/examples/static-analysis/none_comparisons.tbsp b/examples/static-analysis/none_comparisons.tbsp
new file mode 100644
index 0000000..2d65426
--- /dev/null
+++ b/examples/static-analysis/none_comparisons.tbsp
@@ -0,0 +1,24 @@
+BEGIN {
+    bool in_equal_compare = false;
+    string comparison_text = "";
+}
+
+enter comparison_operator {
+    if (text(node.operators) == "==") {
+        in_equal_compare = true;
+        comparison_text = text(node);
+    };
+}
+
+leave comparison_operator {
+    in_equal_compare = false;
+}
+
+enter none {
+    if (in_equal_compare) {
+        print("using `==` to compare with None, use `is None` instead:\n\t");
+        print(comparison_text);
+        print("\n");
+    } else {
+    };
+}
diff --git a/examples/static-analysis/sample.py b/examples/static-analysis/sample.py
new file mode 100644
index 0000000..7c3ed09
--- /dev/null
+++ b/examples/static-analysis/sample.py
@@ -0,0 +1,3 @@
+def foo():
+    if bar == None:
+        print("none")
-- 
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