diff --git a/mers/src/lang/global_info.rs b/mers/src/lang/global_info.rs
index 2646233..1063c93 100755
--- a/mers/src/lang/global_info.rs
+++ b/mers/src/lang/global_info.rs
@@ -14,6 +14,9 @@ pub type GSInfo = Arc<GlobalScriptInfo>;
 
 pub struct GlobalScriptInfo {
     pub libs: Vec<crate::libs::Lib>,
+
+    pub main_fn_args: Vec<(String, VType)>,
+
     pub lib_fns: HashMap<String, (usize, usize)>,
 
     pub enum_variants: HashMap<String, usize>,
@@ -92,6 +95,7 @@ impl Default for GlobalScriptInfo {
         Self {
             libs: vec![],
             lib_fns: HashMap::new(),
+            main_fn_args: vec![],
             enum_variants: Self::default_enum_variants(),
             custom_type_names: HashMap::new(),
             custom_types: vec![],
diff --git a/mers/src/lib.rs b/mers/src/lib.rs
index 211eb28..987b866 100755
--- a/mers/src/lib.rs
+++ b/mers/src/lib.rs
@@ -5,9 +5,9 @@ mod parsing;
 mod pathutil;
 
 pub use inlib::MyLib;
-pub use lang::{global_info::GlobalScriptInfo, val_data::*, val_type::*};
+pub use lang::{fmtgs, global_info::GlobalScriptInfo, val_data::*, val_type::*};
 pub use libs::comms::{ByteData, ByteDataA, Message, RespondableMessage};
-pub use parsing::*;
+pub use parsing::{parse::*, *};
 
 pub mod prelude {
     pub use super::{
diff --git a/mers/src/main.rs b/mers/src/main.rs
index 8b3df73..08598e1 100755
--- a/mers/src/main.rs
+++ b/mers/src/main.rs
@@ -2,6 +2,7 @@ use lang::global_info::ColorFormatMode;
 use lang::global_info::GlobalScriptInfo;
 use lang::global_info::LogKind;
 use lang::val_data::VDataEnum;
+use lang::val_type::VSingleType;
 
 use crate::lang::fmtgs::FormatGs;
 
@@ -189,6 +190,10 @@ fn normal_main() {
             }
         }
     };
+    info.main_fn_args = vec![(
+        "args".to_string(),
+        VSingleType::List(VSingleType::Any.into()).to(),
+    )];
     match parsing::parse::parse_custom_info(&mut file, info) {
         Ok(script) => {
             if run {
diff --git a/mers/src/parsing/file.rs b/mers/src/parsing/file.rs
index a5cc649..b850007 100755
--- a/mers/src/parsing/file.rs
+++ b/mers/src/parsing/file.rs
@@ -31,6 +31,7 @@ impl Display for FilePosition {
 }
 
 impl File {
+    /// creates a file from its contents and its path. Path can be PathBuf::new(), but this disables relative MersLibs.
     pub fn new(data: String, path: PathBuf) -> Self {
         let data = if data.starts_with("#!") {
             &data[data.lines().next().unwrap().len()..].trim_start()
diff --git a/mers/src/parsing/parse.rs b/mers/src/parsing/parse.rs
index b73da0b..e9551d6 100755
--- a/mers/src/parsing/parse.rs
+++ b/mers/src/parsing/parse.rs
@@ -187,10 +187,7 @@ pub fn parse_step_interpret(
     ginfo: &GlobalScriptInfo,
 ) -> Result<SFunction, ParseError> {
     let o = SFunction::new(
-        vec![(
-            "args".to_string(),
-            VSingleType::List(VSingleType::Any.into()).to(),
-        )],
+        ginfo.main_fn_args.clone(),
         SStatementEnum::Block(parse_block_advanced(file, Some(false), true, true, false)?).to(),
     );
     if ginfo.log.after_parse.log() {