docs: fix typos

src/coin_selector.rs

@@ -164,7 +164,8 @@ impl<'a> CoinSelector<'a> {
 
     /// Current weight of transaction implied by the selection.
     ///
-    /// If you don't have any drain outputs (only target outputs) just set drain_weights tio [`DrainWeights::NONE`].
+    /// If you don't have any drain outputs (only target outputs) just set drain_weights to
+    /// [`DrainWeights::NONE`].
     pub fn weight(&self, target_ouputs: TargetOutputs, drain_weight: DrainWeights) -> u32 {
         TX_FIXED_FIELD_WEIGHT
             + self.input_weight()

src/drain.rs

@@ -96,7 +96,7 @@ impl Drain {
 /// adding this outupt(s).
 #[derive(Clone, Copy, Debug, PartialEq)]
 pub struct ChangePolicy {
-    /// The minimum amount of excesss there needs to be add a change output.
+    /// The minimum amount of excess there needs to be add a change output.
     pub min_value: u64,
     /// The weights of the drain that would be added according to the policy.
     pub drain_weights: DrainWeights,

src/lib.rs

@@ -45,7 +45,7 @@ pub const TX_FIXED_FIELD_WEIGHT: u32 = (4 /* nVersion */ + 4/* nLockTime */) * 4
 /// The weight of a taproot keyspend witness
 pub const TR_KEYSPEND_SATISFACTION_WEIGHT: u32 = 1 /*witness_len*/ + 1 /*item len*/ +  64 /*signature*/;
 
-/// The weight of a segwit `v1` (taproot) script pubkey in an outupt. This does not include the weight of
+/// The weight of a segwit `v1` (taproot) script pubkey in an output. This does not include the weight of
 /// the `TxOut` itself or the script pubkey length field.
 pub const TR_SPK_WEIGHT: u32 = (1 + 1 + 32) * 4; // version + push + key