vb6parse 1.2.4

vb6parse is a library for parsing and analyzing VB6 code, from projects, to controls, to modules, and forms.
Documentation 
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use vb6parse::*;

const SNAPSHOT_PATH: &str = "../../snapshots/parsers/cst/function_declaration/sub_statements";

#[test]
fn sub_public_static() {
    let source = "Public Static Sub Initialize()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_public() {
    let source = "Public Sub Initialize()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_private() {
    let source = "Private Sub Initialize()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_private_static() {
    let source = "Private Static Sub Initialize()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_friend() {
    let source = "Friend Sub Initialize()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_friend_static() {
    let source = "Friend Static Sub Initialize()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_simple_no_params() {
    // Test simple sub with no parameters
    let source = "Sub DoSomething()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_with_params() {
    // Test sub with parameters
    let source = "Sub SetValue(ByVal x As Integer, ByVal y As Integer)\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_with_exit_sub() {
    // Test sub with Exit Sub statement
    let source =
        "Sub Validate(x As Integer)\n    If x < 0 Then\n        Exit Sub\n    End If\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_friend_modifier() {
    // Test Friend Sub
    let source = "Friend Sub ProcessData()\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_static_modifier() {
    // Test Static Sub
    let source = "Static Sub Counter()\n    Dim count As Integer\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_with_body() {
    // Test sub with body statements
    let source = "Sub Calculate()\n    Dim x As Integer\n    x = 10\n    MsgBox x\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_with_optional_params() {
    // Test sub with optional parameters
    let source = "Sub Process(ByVal x As Integer, Optional ByVal y As Integer = 0)\nEnd Sub\n";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn sub_with_keyword_as_name() {
    let source = r"Sub Text()
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");
    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}