add examples

2 files changed, 124 insertions, 0 deletions

diff --git a/examples/code-overview/out.txt b/examples/code-overview/out.txt
new file mode 100644
index 0000000..78c76b1
--- /dev/null
+++ b/examples/code-overview/out.txt
@@ -0,0 +1,68 @@
+module
+   └╴struct Variable
+   └╴trait Variable
+      └╴fn value
+      └╴fn ty
+      └╴fn assign
+   └╴enum Value
+   └╴trait Value
+      └╴fn ty
+      └╴fn default
+      └╴fn default_int
+      └╴fn default_bool
+      └╴fn default_string
+      └╴fn as_boolean
+      └╴fn add
+      └╴fn sub
+      └╴fn mul
+      └╴fn div
+      └╴fn mod_
+      └╴fn equals
+      └╴fn greater_than
+      └╴fn less_than
+      └╴fn greater_than_equals
+      └╴fn less_than_equals
+      └╴fn not
+      └╴fn and
+      └╴fn or
+   └╴trait Value
+      └╴fn fmt
+   └╴struct Visitor
+   └╴struct Visitors
+   └╴trait Visitors
+      └╴fn default
+   └╴trait Visitors
+      └╴fn new
+      └╴fn insert
+      └╴fn get_by_node
+   └╴enum Error
+   └╴struct Context
+   └╴trait Context<'a>
+      └╴fn fmt
+   └╴trait Context<'a>
+      └╴fn new
+      └╴fn with_program
+      └╴fn with_input
+      └╴fn with_cursor
+      └╴fn eval_expr
+      └╴fn eval_lit
+      └╴fn lookup
+      └╴fn lookup_mut
+      └╴fn bind
+      └╴fn eval_bin
+      └╴fn eval_assign
+      └╴fn eval_arith
+      └╴fn eval_cmp
+      └╴fn eval_logic
+      └╴fn eval_unary
+      └╴fn eval_if
+      └╴fn eval_call
+      └╴fn eval_declaration
+      └╴fn eval_statement
+      └╴fn eval_block
+      └╴fn eval
+   └╴fn evaluate
+   └╴mod test
+      └╴fn bin
+      └╴fn test_evaluate_blocks
+      └╴fn test_evaluate_if
diff --git a/examples/code-overview/overview.tbsp b/examples/code-overview/overview.tbsp
new file mode 100644
index 0000000..dd56c55
--- /dev/null
+++ b/examples/code-overview/overview.tbsp
@@ -0,0 +1,56 @@
+BEGIN {
+    int indent = 1;
+    string tab = "   ";
+    string tree = "└╴";
+    print("module\n");
+}
+
+enter declaration_list {
+    indent += 1;
+}
+leave declaration_list {
+    indent -= 1;
+}
+
+enter block {
+    indent += 1;
+}
+leave block {
+    indent -= 1;
+}
+
+enter function_item {
+    print(tab * indent);
+    print(tree);
+    print("fn " + text(node.name) + "\n");
+}
+
+enter function_signature_item {
+    print(tab * indent);
+    print(tree);
+    print("fn " + text(node.name) + "\n");
+}
+
+enter struct_item {
+    print(tab * indent);
+    print(tree);
+    print("struct " + text(node.name) + "\n");
+}
+
+enter enum_item {
+    print(tab * indent);
+    print(tree);
+    print("enum " + text(node.name) + "\n");
+}
+
+enter mod_item {
+    print(tab * indent);
+    print(tree);
+    print("mod " + text(node.name) + "\n");
+}
+
+enter impl_item {
+    print(tab * indent);
+    print(tree);
+    print("trait " + text(node.type) + "\n");
+}