web: adds more calt test data to lab

docs/lab/index.html

@@ -168,24 +168,33 @@ B-O B–O B‒O B—O M•N ⌘-
 -Selvece
 darest-Selvece
 b-o b–o b‒o b—o m•n
-A→B←C⟵D⟶E
-a→b←c⟵d⟶e
-A → B ← C ⟵ D ⟶ E
-a → b ← c ⟵ d ⟶ e
+
+A→B←C⟵D⟶E↔︎H⟷I↕K
+a→b←c⟵d⟶e↔︎h⟷i↕k
+A → B ← C ⟵ D ⟶ E ↔︎ H ⟷ I ↕ K
+a → b ← c ⟵ d ⟶ e ↔︎ h ⟷ i ↕ k
+
 A -> B <- C
+A->B<-C
 A –> B <– C
+A–>B<–C
 A —> B <— C
+A—>B<—C
+A <-> B <–> C <—> D
+A<->B<–>C<—>D
 x<-4  x < -4  x<-y
 12:35
 1.2  34.56.78.90.12
 A*Y V*V W*W N*N X*X
 Λ*Λ Σ*Σ Δ*Δ Y*Y &*
+:-) :–) :—)
 
 calt case should cascade:
 U() U[] U{}   rightx should be rightx.case
 ()U []U {}U   special-cased as "delim' delim -> delim.case"
 ---U---  all hyphens should be hyphen.case
 U-→(){}[]*  all should be .case
+x[]{}H  "x br br" separate from "cb cb H"
 
 left side cascades up to 5 characters:
 ******ABBA******