making the pointered arrays work properly

Signed-off-by: Jakub Doka <jakub.doka2@gmail.com>

lang/README.md

@@ -721,6 +721,15 @@ main := fn(): uint {
 
 ### Incomplete Examples
 
+#### string_array
+```hb
+strings := (^u8).["abcdefshijklmnop\0", "abcdefghijklnnop\0", "abcdefshijklmnop\0", "abcdefghijklmnop\0", "abcdefghijflmnop\0", "dbcdefghijklmnop\0", "abcdefghijklmnop\0"]
+
+main := fn(): uint {
+	return @bitcast(strings[0])
+}
+```
+
 #### comptime_pointers
 ```hb
 main := fn(): uint {

lang/src/fmt.rs

@@ -372,7 +372,7 @@ impl<'a> Formatter<'a> {
             ),
             Expr::Ctor { ty, fields, trailing_comma, .. } => {
                 if let Some(ty) = ty {
-                    self.fmt_paren(ty, f, unary)?;
+                    self.fmt_paren(ty, f, postfix)?;
                 }
                 f.write_str(".{")?;
                 self.fmt_list(
@@ -409,7 +409,7 @@ impl<'a> Formatter<'a> {
             ),
             Expr::List { ty, kind: term, fields, trailing_comma, .. } => {
                 if let Some(ty) = ty {
-                    self.fmt_paren(ty, f, unary)?;
+                    self.fmt_paren(ty, f, postfix)?;
                 }
                 let (start, end) = match term {
                     ListKind::Tuple => (".(", ")"),

lang/src/son.rs

@@ -845,27 +845,21 @@ impl<'a> Codegen<'a> {
             }
             Expr::Ident { id, .. }
                 if let Some(vl) = {
-                    let mut piter = self.ci.parent;
                     let f = self.file();
-                    loop {
-                        if let Some((captures, capture_tuple)) = self.tys.captures_of(piter, f)
-                            && let Some(idx) = captures.iter().position(|&cid| cid.id == id)
-                        {
-                            if captures[idx].is_ct {
-                                let ty = self.tys.ins.args[capture_tuple.range().start + idx];
-                                break Some(self.ci.nodes.new_const_lit(ty::Id::TYPE, ty));
-                            } else {
-                                break Some(
-                                    Value::new(NEVER)
-                                        .ty(self.tys.ins.args[capture_tuple.range().start + idx]),
-                                );
-                            }
+                    if let Some((captures, capture_tuple)) = self.tys.captures_of(self.ci.parent, f)
+                        && let Some(idx) = captures.iter().position(|&cid| cid.id == id)
+                    {
+                        if captures[idx].is_ct {
+                            let ty = self.tys.ins.args[capture_tuple.range().start + idx];
+                            Some(self.ci.nodes.new_const_lit(ty::Id::TYPE, ty))
+                        } else {
+                            Some(
+                                Value::new(NEVER)
+                                    .ty(self.tys.ins.args[capture_tuple.range().start + idx]),
+                            )
                         }
-
-                        piter = match self.tys.parent_of(piter) {
-                            Some(p) => p,
-                            None => break None,
-                        };
+                    } else {
+                        None
                     }
                 } =>
             {
@@ -4350,6 +4344,7 @@ mod tests {
         fb_driver;
 
         // Purely Testing Examples;
+        string_array;
         proper_ident_propagation;
         method_receiver_by_value;
         comparing_floating_points;

lang/tests/son_tests_string_array.txt

@@ -0,0 +1,8 @@
+main:
+    LRA r13, r0, :strings
+    LD r13, r13, 0a, 8h
+    CP r1, r13
+    JALA r0, r31, 0a
+code size: 98
+ret: 134998808175692
+status: Ok(())