feat: add delete_by_name to imports/exports

see: https://github.com/bytecodealliance/WASI-Virt/pull/24/files#r1359693450

Signed-off-by: Victor Adossi <[email protected]>

src/module/exports.rs

@@ -135,6 +135,19 @@ impl ModuleExports {
             _ => false,
         })
     }
+
+    /// Delete an exported function by name from this module.
+    pub fn delete_func_by_name(&mut self, name: impl AsRef<str>) -> Result<()> {
+        let fid = self
+            .get_func_by_name(name)
+            .context("failed to find exported func with name [{name}]")?;
+        self.delete(
+            self.get_exported_func(fid)
+                .context("failed to find exported func with ID [{fid:?}]")?
+                .id(),
+        );
+        Ok(())
+    }
 }
 
 impl Module {

src/module/imports.rs

@@ -130,6 +130,23 @@ impl ModuleImports {
             _ => None,
         })
     }
+
+    /// Delete an imported function by name from this module.
+    pub fn delete_func_by_name(
+        &mut self,
+        module: impl AsRef<str>,
+        name: impl AsRef<str>,
+    ) -> Result<()> {
+        let fid = self
+            .get_func_by_name(module, name)
+            .context("failed to find imported func with name [{name}]")?;
+        self.delete(
+            self.get_imported_func(fid)
+                .context("failed to find imported func with ID [{fid:?}]")?
+                .id(),
+        );
+        Ok(())
+    }
 }
 
 impl Module {