Fix broken examples

scripts/boilerplate.fe

@@ -68,46 +68,11 @@ mod _boilerplate {
     pub fn ecrecover(_ hash: u256, _ v: u8, _ r: u256, _ s: u256) -> Address { todo() }
     pub fn block_hash(_ number: u256) -> u256 { todo() }
 
-    // Address type stub
-    pub struct Address { inner: u256 }
-    impl Address {
-        pub fn zero() -> Self { Address { inner: 0 } }
-        pub fn encode<E>(own self, _ e: mut E) { todo() }
-        pub fn decode<D>(_ d: mut D) -> Self { todo() }
-        pub fn as_topic(self) -> u256 { self.inner }
-    }
-    impl core::abi::Encode<std::abi::Sol> for Address {
-        fn encode<E: core::abi::AbiEncoder<std::abi::Sol>>(own self, _ e: mut E) { todo() }
-    }
-    impl core::abi::Decode<std::abi::Sol> for Address {
-        fn decode<D: core::abi::AbiDecoder<std::abi::Sol>>(_ d: mut D) -> Self { todo() }
-    }
-    impl std::abi::SolCompat for Address {
-        type S = String<7>
-        const SOL_TYPE: Self::S = "address"
-    }
-    impl Copy for Address {}
-    impl core::ops::Eq for Address {
-        fn eq(self, _ other: Self) -> bool { todo() }
-    }
-
     // Assert function stub - uses fixed String<256> which can accept smaller string literals
     pub fn assert(cond: bool, message: String<256>) { todo() }
 
     // Note: revert is re-exported from core above
 
-    // Option enum for optional values
-    pub enum Option<T> {
-        Some(T),
-        None,
-    }
-
-    // Result enum for error handling
-    pub enum Result<T, E> {
-        Ok(T),
-        Err(E),
-    }
-
     // Common trait stubs
     pub trait Hashable {
         fn hash(self) -> u256

src/content/docs/appendix/from-rust.md

@@ -137,8 +137,6 @@ Optional values use `Option<T>`:
 
 ```fe
 //<hide>
-use _boilerplate::Option
-
 fn example() -> u256 {
 //</hide>
 let maybe: Option<u256> = Option::Some(42)

src/content/docs/appendix/from-solidity.md

@@ -172,7 +172,7 @@ function transfer(...) {
 **Fe**:
 ```fe
 //<hide>
-use _boilerplate::{Address, Log}
+use _boilerplate::Log
 //</hide>
 #[event]
 struct Transfer {

src/content/docs/appendix/intrinsics.md

@@ -26,7 +26,7 @@ These intrinsics provide information about the execution context:
 
 ```fe
 //<hide>
-use _boilerplate::{Ctx, Address, assert}
+use _boilerplate::{Ctx, assert}
 //</hide>
 
 fn only_owner(owner: Address) uses (ctx: Ctx) {
@@ -54,7 +54,7 @@ These intrinsics relate to contract state and identity:
 
 ```fe
 //<hide>
-use _boilerplate::{Address, self_balance, code_size}
+use _boilerplate::{self_balance, code_size}
 //</hide>
 
 fn get_contract_balance() -> u256 {
@@ -81,7 +81,7 @@ Hash functions and cryptographic operations:
 
 ```fe
 //<hide>
-use _boilerplate::{Address, keccak256, ecrecover}
+use _boilerplate::{keccak256, ecrecover}
 //</hide>
 
 fn hash_value(value: u256) -> u256 {
@@ -186,7 +186,7 @@ Event emission:
 
 ```fe
 //<hide>
-use _boilerplate::{Address, Log}
+use _boilerplate::Log
 //</hide>
 #[event]
 struct TransferEvent {

src/content/docs/appendix/types.md

@@ -206,8 +206,6 @@ Represents an optional value:
 
 ```fe
 //<hide>
-use _boilerplate::Option
-
 fn example() -> u256 {
 //</hide>
 let maybe_value: Option<u256> = Option::Some(42)

src/content/docs/effects/built-in.md

@@ -199,7 +199,6 @@ Structs can serve as effects, allowing you to inject behavior:
 
 ```fe
 //<hide>
-use _boilerplate::Option
 //</hide>
 // Define a validator effect
 pub struct RangeValidator {

src/content/docs/events/emitting.md

@@ -11,7 +11,7 @@ Emit an event through a Log effect:
 
 ```fe
 //<hide>
-use _boilerplate::{Log}
+use _boilerplate::Log
 //</hide>
 
 
@@ -78,7 +78,7 @@ A critical pattern: emit events after state changes succeed, not before:
 
 ```fe
 //<hide>
-use _boilerplate::{Map, Log}
+use _boilerplate::Map
 pub struct TokenStorage { pub balances: Map<u256, u256> }
 #[event]
 struct Transfer {
@@ -161,7 +161,7 @@ Emit different event types from the same handler:
 
 ```fe
 //<hide>
-use _boilerplate::{Map, Log}
+use _boilerplate::Map
 pub struct TokenStorage {
     pub balances: Map<u256, u256>,
     pub allowances: Map<u256, Map<u256, u256>>,
@@ -221,7 +221,7 @@ Emit when persistent state changes:
 
 ```fe
 //<hide>
-use _boilerplate::{Map, Log}
+use _boilerplate::Map
 pub struct TokenStorage {
     pub balances: Map<u256, u256>,
     pub total_supply: u256,
@@ -303,7 +303,7 @@ Create helper functions for common events:
 
 ```fe
 //<hide>
-use _boilerplate::{Map, Log}
+use _boilerplate::Map
 pub struct TokenStorage { pub balances: Map<u256, u256> }
 #[event]
 struct Transfer {
@@ -350,7 +350,7 @@ Only emit when something meaningful happens:
 
 ```fe
 //<hide>
-use _boilerplate::{Map, Log}
+use _boilerplate::Map
 pub struct TokenStorage { pub allowances: Map<u256, Map<u256, u256>> }
 #[event]
 struct Approval {

src/content/docs/examples/erc20.md

@@ -270,7 +270,6 @@ struct ApprovalEvent {
 
 //<hide>
 // stubs for missing std lib stuff
-use _boilerplate::Address
 
 extern {
     fn assert(_: bool, _: String<64>)

src/content/docs/foundations/control-flow.md

@@ -229,8 +229,6 @@ Use `_` to match any value you don't need:
 
 ```fe
 //<hide>
-use _boilerplate::Result
-
 fn use_value(v: u256) { let _ = v }
 fn handle_error() {}
 

src/content/docs/traits/bounds.md

@@ -218,7 +218,7 @@ fn find<T: Comparable>(items: Array<T>, target: T) -> bool {
 
 ```fe
 //<hide>
-use _boilerplate::{Option, Default}
+use _boilerplate::Default
 //</hide>
 trait Default {
     fn default() -> Self

src/content/docs/traits/generics.md

@@ -214,7 +214,7 @@ let _ = (x, y)
 
 ```fe
 //<hide>
-use _boilerplate::{Option, Default}
+use _boilerplate::Default
 //</hide>
 fn or_default<T: Default>(value: own Option<T>) -> T {
     match value {

src/examples/landing-page.fe

@@ -38,7 +38,6 @@ pub contract GuestBook uses (ctx: Ctx, log: mut Log) {
 }
 
 // Stubs for type checking (not shown on landing page)
-use _boilerplate::Address
 
 pub struct Ctx {}
 impl Ctx {