moved Cargo.toml and src/ to /mers/Cargo.toml and /mers/src/ because rust-analyzer was apparently very confused when I was trying to edit projects in mers_libs/*/.

.gitignore

@@ -0,0 +1,2 @@
+/mers/target
+/mers_libs/*/target

gui.txt

@@ -1,4 +1,4 @@
-lib gui.sh
+lib mers_libs/gui
 
 base = gui_init()
 column = base.gui_add(Column: [])

mers/Cargo.lock

@@ -0,0 +1,42 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "aho-corasick"
+version = "0.7.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "memchr"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+
+[[package]]
+name = "mers"
+version = "0.1.0"
+dependencies = [
+ "regex",
+]
+
+[[package]]
+name = "regex"
+version = "1.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b1f693b24f6ac912f4893ef08244d70b6067480d2f1a46e950c9691e6749d1d"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"

mers/src/libs/path.rs

@@ -5,9 +5,16 @@ pub fn path_from_string(path: &str, script_directory: &PathBuf) -> Option<PathBu
     if path.is_absolute() {
         return Some(path);
     }
-    let p = script_directory.join(&path);
-    if p.exists() {
-        return Some(p);
+    if let Some(p) = script_directory
+        .canonicalize()
+        .unwrap_or_else(|_| script_directory.clone())
+        .parent()
+    {
+        eprintln!("Parent: {:?}", p);
+        let p = p.join(&path);
+        if p.exists() {
+            return Some(p);
+        }
     }
     if let Ok(mers_lib_dir) = std::env::var("MERS_LIB_DIR") {
         let p = PathBuf::from(mers_lib_dir).join(&path);

mers_libs/gui_v1/Cargo.toml

@@ -7,4 +7,4 @@ edition = "2021"
 
 [dependencies]
 iced = { version = "0.8.0", features = ["smol"] }
-mers = { path = "../../" }
+mers = { path = "../../mers/" }

mers_libs/http_requests/Cargo.lock

@@ -0,0 +1,49 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "aho-corasick"
+version = "0.7.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "http_requests"
+version = "0.1.0"
+dependencies = [
+ "mers",
+]
+
+[[package]]
+name = "memchr"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+
+[[package]]
+name = "mers"
+version = "0.1.0"
+dependencies = [
+ "regex",
+]
+
+[[package]]
+name = "regex"
+version = "1.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b1f693b24f6ac912f4893ef08244d70b6067480d2f1a46e950c9691e6749d1d"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"

mers_libs/http_requests/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "http_requests"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+mers = { path = "../../mers/" }

mers_libs/http_requests/src/main.rs

@@ -0,0 +1,29 @@
+fn main() {
+    let (mut my_lib, mut run) = MyLib::new(
+        "GUI-Iced".to_string(),
+        (0, 0),
+        "A basic GUI library for mers.".to_string(),
+        vec![(
+            "http_get".to_string(),
+            vec![VSingleType::String],
+            VType {
+                types: vec![VSingleType::Tuple(vec![]), VSingleType::String],
+            },
+        )],
+    );
+    let mut stdin = std::io::stdin().lock();
+    let mut stdout = std::io::stdout().lock();
+    let mut layout = Layout::Row(vec![]);
+    loop {
+        run = match my_lib.run(run, &mut stdin, &mut stdout) {
+            MyLibTask::None(v) => v,
+            MyLibTask::RunFunction(mut f) => {
+                let return_value = match f.function {
+                    0 => VDataEnum::List(VSingleType::Int.to(), vec![]).to(),
+                    _ => unreachable!(),
+                };
+                f.done(&mut stdout, return_value)
+            }
+        }
+    }
+}

script.txt

@@ -0,0 +1,51 @@
+lib mers_libs/gui
+
+base = gui_init()
+column = base.gui_add(Column: [])
+
+text = column.gui_add(Text: "Welcome to MERS GUI!")
+
+button = column.gui_add(Button: "This is a button.")
+second_button = column.gui_add(Button: "This is a second button.")
+
+text_state = -2
+second_text = column.gui_add(Text: "press the button above to remove this text!")
+
+while {
+    for event gui_updates() {
+        switch! event {
+            ButtonPressed([int]) {
+                e = event.noenum()
+                match e {
+                    &e.eq(&button) println("First button pressed")
+                    &e.eq(&second_button) {
+                        // don't match on text_state because we need to change the original from inside the match statement
+                        state = text_state
+                        match state {
+                            // the first, third, fifth, ... time the button is pressed: remove the text
+                            text_state.mod(2).eq(0) {
+                                if text_state.eq(-2) {
+                                    // the first time the button is pressed
+                                    text_state = 0
+                                    set_title("keep pressing the button!")
+                                }
+                                second_text.gui_remove()
+                            }
+                            // the 2nd, 4th, 6th, ... time the button is pressed: add the text back
+                            text_state.eq(1) second_text = column.gui_add(Text: "i'm back!")
+                            text_state.eq(3) second_text = column.gui_add(Text: "you can't fully get rid of me!")
+                            true {
+                                second_text = column.gui_add(Text: "i always come back")
+                                // restart (set text_state to 0)
+                                text_state = -1
+                            }
+                        }
+                        text_state = text_state.add(1)
+                    }
+                    true println("A different button was pressed (unreachable)")
+                }
+            }
+        }
+    }
+    []
+}