web needs fixes

web/src/pages/add_table/draft.rs

@@ -298,7 +298,7 @@ impl TableDraft {
         self.generated_aliases
             .iter()
             .find(|entry| entry.source == source)
-            .map(|entry| entry.alias.trim())
+            .map(|entry| entry.alias.as_str())
             .unwrap_or_default()
     }
 
@@ -530,7 +530,7 @@ impl TableDraft {
         if let Some(error) = validate_accounting_currency(locale, self) {
             return Err(error);
         }
-        if let Some(error) = validate_table_name(locale, self.table_name.trim()) {
+        if let Some(error) = validate_table_name(locale, &self.table_name) {
             return Err(error);
         }
         if self.table_name_conflicts() {
@@ -565,10 +565,9 @@ impl TableDraft {
     }
 
     pub(crate) fn into_request(
-        mut self,
+        self,
         locale: Locale,
     ) -> Result<PostTableDefinitionRequest, String> {
-        self.table_name = self.table_name.trim().to_string();
         self.validate(locale)?;
 
         Ok(PostTableDefinitionRequest {
@@ -770,6 +769,12 @@ mod tests {
         }];
         assert!(draft.validate(crate::i18n::Locale::default()).is_ok());
 
+        draft.generated_aliases[0].alias = " Md ".to_string();
+        assert!(
+            draft.validate(crate::i18n::Locale::default()).is_err(),
+            "boundary whitespace must not be silently removed"
+        );
+
         draft.generated_aliases[0].alias = "NOTE🙂".to_string();
         assert!(
             draft.validate(crate::i18n::Locale::default()).is_err(),
@@ -1105,8 +1110,18 @@ mod tests {
         draft.table_name = "general_ledger".to_string();
         assert!(draft.validate(crate::i18n::Locale::default()).is_err());
 
-        draft.table_name = "invoice".to_string();
+        draft.table_name = " Invoice ".to_string();
+        assert!(draft.validate(crate::i18n::Locale::default()).is_err());
+
+        draft.table_name = "2026-Sales_Q4".to_string();
         assert!(draft.validate(crate::i18n::Locale::default()).is_ok());
+        assert_eq!(
+            draft
+                .into_request(crate::i18n::Locale::default())
+                .unwrap()
+                .table_name,
+            "2026-Sales_Q4"
+        );
     }
 
     /// A shared table has no books of its own, so the two definition rows that

web/src/pages/add_table/loader.rs

@@ -71,7 +71,7 @@ pub(crate) async fn load_page(
     // for, so it is told what that table is on every render rather than left to
     // read a copy that a `refresh` could have moved on from.
     draft.columns.global = draft.global;
-    draft.columns.table_name = draft.table_name.trim().to_string();
+    draft.columns.table_name = draft.table_name.clone();
 
     let tree = definitions
         .get_profile_tree(

web/src/pages/add_table/state.rs

@@ -140,7 +140,7 @@ impl BuilderForm {
             // takes no column that posts to one profile's books, and no link
             // may point at the table being created.
             global: self.global,
-            table_name: self.table_name.trim().to_string(),
+            table_name: self.table_name.clone(),
         };
 
         // Drop display columns whose column is gone, so a stale post cannot
@@ -181,7 +181,7 @@ impl BuilderForm {
                 .zip(self.generated_alias_names.iter())
                 .map(|(source, alias)| GeneratedAlias {
                     source: source.trim().to_string(),
-                    alias: alias.trim().to_string(),
+                    alias: alias.clone(),
                 })
                 .collect(),
         }
@@ -576,16 +576,16 @@ mod tests {
         form.column_rounding.push("exact".into());
         form.column_currencies.push("EUR".into());
         form.generated_alias_sources = vec!["debit".into(), "account".into()];
-        form.generated_alias_names = vec![" md ".into(), "ucet".into()];
+        form.generated_alias_names = vec!["Md 🙂".into(), "ucet".into()];
 
         let mut draft = form.to_draft();
         draft.columns.catalog = crate::schema::tests::catalog();
 
-        assert_eq!(draft.alias_for("debit"), "md");
+        assert_eq!(draft.alias_for("debit"), "Md 🙂");
         assert_eq!(
             draft.aliased_generated_columns(),
             vec![
-                ("debit".to_string(), "md".to_string()),
+                ("debit".to_string(), "Md 🙂".to_string()),
                 ("account".to_string(), "ucet".to_string()),
             ]
         );
@@ -601,8 +601,8 @@ mod tests {
         };
         let rows = page.column_rows();
         let row = |name: &str| rows.iter().find(|row| row.name == name).unwrap();
-        assert_eq!(row("debit").alias_source.as_deref(), Some("debit"));
+        assert_eq!(row("Md 🙂").alias_source.as_deref(), Some("debit"));
-        assert_eq!(row("debit").alias, "md");
+        assert_eq!(row("Md 🙂").alias, "Md 🙂");
         // `account` is reported by the catalog, so it is named there and the
         // physical column it lands in is not offered a second field.
         assert_eq!(row("account").alias_source.as_deref(), Some("account"));

web/src/schema/mod.rs

@@ -629,7 +629,7 @@ impl ColumnDraft {
         let column_name = if compound {
             column_type.clone()
         } else {
-            self.name_input.trim().to_string()
+            self.name_input.clone()
         };
 
         if column_name.is_empty() {
@@ -820,10 +820,13 @@ impl ColumnDraft {
         column_type: &str,
     ) -> Option<String> {
         let target = link_target(column_type)?;
-        if target == LEDGER_ACCOUNTS_TABLE {
+        if common::alias::canonical_table_name(target) == LEDGER_ACCOUNTS_TABLE {
             return Some(crate::tr!(locale, "schema-err-account-link"));
         }
-        (!self.table_name.is_empty() && target == self.table_name).then(|| {
+        (!self.table_name.is_empty()
+            && common::alias::canonical_table_name(target)
+                == common::alias::canonical_table_name(&self.table_name))
+        .then(|| {
             crate::tr!(
                 locale,
                 "schema-err-link-self",
@@ -1781,6 +1784,8 @@ pub(crate) mod tests {
 
         draft.name_input = "Total".to_string();
         assert!(draft.add_from_inputs(crate::i18n::Locale::default()).is_err());
+        draft.name_input = " total".to_string();
+        assert!(draft.add_from_inputs(crate::i18n::Locale::default()).is_err());
         draft.name_input = "created_at".to_string();
         assert!(draft.add_from_inputs(crate::i18n::Locale::default()).is_err());
 
@@ -2220,7 +2225,7 @@ pub(crate) mod tests {
         draft.table_name = "invoice".to_string();
         draft.name_input = "parent".to_string();
         draft.type_input = "link".to_string();
-        draft.link_table_input = "invoice".to_string();
+        draft.link_table_input = "INVOICE".to_string();
 
         let error = draft.add_from_inputs(crate::i18n::Locale::default()).unwrap_err();
         assert!(error.contains("cannot point at the table"), "{error}");
@@ -2245,6 +2250,10 @@ pub(crate) mod tests {
 
         let error = draft.add_from_inputs(crate::i18n::Locale::default()).unwrap_err();
         assert!(error.contains("built into ACCOUNTING"), "{error}");
+
+        draft.link_table_input = "LEDGER_ACCOUNTS".to_string();
+        let error = draft.add_from_inputs(crate::i18n::Locale::default()).unwrap_err();
+        assert!(error.contains("built into ACCOUNTING"), "{error}");
     }
 
     /// The names a definition row generates are the table's columns too, so a