EmergingEztoml.tree.leaf.put: def of emerging-eztoml@0.9.0.0
Import: import emerging-eztoml@0.9.0.0/main.bend as EmergingEztoml
Lines 2112-2126 of emerging-eztoml@0.9.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=emerging-eztoml@0.9.0.0/main.bend&start_line=2112&end_line=2126

import Base

# a key that is already present is a duplicate
def tree.leaf.put(
  hit: Hit,
  name: String,
  vs: List<&2, Val>,
  val: Val,
  stack: List<&2, Fr>,
  bad: String,
  heads: List<&2, String>
) -> End:
  match hit:
    case Found{_v}:
      tree.rebuild(stack, vs, err.first(bad, "duplicate key"), heads)
    case Miss{}:
      tree.rebuild(stack, VPair{name, val} <> vs, bad, heads)

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=emerging-eztoml@0.9.0.0/main.bend&name=End
  https://jend.leeeet.dev/definition.txt?path=emerging-eztoml@0.9.0.0/main.bend&name=Fr
  https://jend.leeeet.dev/definition.txt?path=emerging-eztoml@0.9.0.0/main.bend&name=Hit
  https://jend.leeeet.dev/definition.txt?path=emerging-eztoml@0.9.0.0/main.bend&name=Val
  https://jend.leeeet.dev/definition.txt?path=emerging-eztoml@0.9.0.0/main.bend&name=err.first
  https://jend.leeeet.dev/definition.txt?path=emerging-eztoml@0.9.0.0/main.bend&name=tree.rebuild