prepare for 0.4

CHANGES.md

@@ -1,7 +1,18 @@
 
+# 0.4
+
+- add `?data` to `counter_int` and `counter_float`
+- add `float` to user data
+- add `add_data_to_current_span` and `add_data_to_manual_span`
+- make `explicit_span.meta` mutable
+- trace-tef: write to `trace.json` if env variable `TRACE` is either 1 or true
+- trace-tef: emit function name, if provided, as a metadata key/value pair
+- re-export trace.core in trace
+
+- perf: in trace-tef, use broadcast instead of signal in the job queue
+
 # 0.3
 
-
 - add explicit spans, for more precise tracing
 - rename repo to ocaml-trace
 - trace-tef: add a ticker thread to ensure we flush the file regularly

dune-project

@@ -2,7 +2,7 @@
 
 (name trace)
 (generate_opam_files true)
-(version 0.3)
+(version 0.4)
 
 (source
  (github c-cube/ocaml-trace))
@@ -23,7 +23,7 @@
 
 (package
  (name trace-tef)
- (synopsis "A simple backend for trace, emitting Catapult JSON into a file")
+ (synopsis "A simple backend for trace, emitting Catapult/TEF JSON into a file")
  (depends
    (ocaml (>= 4.08))
    (trace (= :version))

trace-tef.opam

@@ -1,7 +1,8 @@
 # This file is generated by dune, edit dune-project instead
 opam-version: "2.0"
-version: "0.3"
+version: "0.4"
-synopsis: "A simple backend for trace, emitting Catapult JSON into a file"
+synopsis:
+  "A simple backend for trace, emitting Catapult/TEF JSON into a file"
 maintainer: ["Simon Cruanes"]
 authors: ["Simon Cruanes"]
 license: "MIT"

trace.opam

@@ -1,6 +1,6 @@
 # This file is generated by dune, edit dune-project instead
 opam-version: "2.0"
-version: "0.3"
+version: "0.4"
 synopsis:
   "A stub for tracing/observability, agnostic in how data is collected"
 maintainer: ["Simon Cruanes"]