Release Notes

DAML Compiler ------------- - Support for incremental builds in daml build using the --incremental=yes flag. This is still experimental and disabled by default but will become enabled by default in the future. On large codebases, this can significantly improve compile times and reduce memo

DAML-LF - Internal - Freeze DAML-LF 1.7. Summary of changes (See DAML-LF specification for more details.): + Add support for parametrically scaled Numeric type. + Drop support of Decimal in favor or Numerics. + Add interning of strings and names. This reduces drastically dar file s

Navigator - Fixed regression in Navigator to properly respect the CLI option --ledger-api-inbound-message-size-max again. See issue 3301(https://github.com/digital-asset/daml/issues/3301>). DAML Compiler - Reduce the memory footprint of the IDE and the command line tools (ca. 18% in our e

DAML Triggers - The trigger runner now supports triggers using the high-level API directly. These no longer need to be converted to low-level Triggers using runTrigger. Triggers using the low-level API are still supported. - The trigger runner has a new command that just lists the triggers in

Sandbox - Party management fix, see issue 3177(https://github.com/digital-asset/daml/issues/3177). - The maximum allowed TTL for commands is now configurable via the --max-ttl-seconds parameter, for example: daml sandbox --max-ttl-seconds 300. - Fixed a bug where CreatedEventevent_id field is

DAML Standard Library - Add DA.Action.State module containing a State action that can be used for computations that modify a state variable. - Add createAndExercise. DAML Compiler - Fixed the location of interface files when the source field in daml.yaml points to a file. T

JSON API - Experimental - Returning archived and active/created contracts from /command/exercise enpoint. See issue 2925(https://github.com/digital-asset/daml/issues/2925). - Flattening the output of the /contracts/search endpoint. The endpoint returns ActiveContract objects without GetAc

0.13.27 DAML Assistant - daml start now supports --sandbox-option=opt, --navigator-option=opt and --json-api-option=opt to pass additional option to sandbox/navigator/json-api. These flags can be specified multiple times. DAML Compiler - Fix a bug where generic templates could c

Documentation -------------------- - Suppress instance documentation when --data-only mode is requested. DAML-LF -------------- - Add CAST_NUMERIC and SHIFT_NUMERIC in DAML-LF 1.dev. - Change signature of MUL_NUMERIC and DIV_NUMERIC. DAML Integration Kit ----------------------------

Java codegen -------------------- - If the DAR source cannot be read, the application crashes and prints an error report. DAML Assistant -------------------- - Java and Scala codegen is now integrated with the assistant and distributed with the SDK. It can be run via daml codegen. Y

DAML Integration Kit -------------------- - The reference implementation can now spin up multiple nodes, either scaling a single participant horizontally or adding new participants. Check the CLI --help option. - The test tool now runs the double spend test on a shared contract in a multi

DAML Assistant -------------- - BREAKING CHANGE Changed the meaning of the source field in the daml.yaml file to be a pointer to the source directory of the DAML code contained in a project relative to the project root. This is breaking projects, where the source field of the project is po

DAML Compiler ---------------------- - Enable the language extension FlexibleContexts by default. - BREAKING CHANGE Enable the language extension MonoLocalBinds by default. let and where bindings introducing polymorphic functions that are used at different types now need an explicit type annota

Documentation - Added platform-independent tips for testing DAML Compiler - Some issues that caused damlc test to crash on shutdown have been fixed. - The DAML compiler was accidentally compiled without optimizations on Windows. This has been fixed which should improve the performa

Sandbox - Fixed a bug that prevented the ledger from loading transactions with empty workflow ids. - Fixed internal shutdown order to avoid dead letter warnings when stopping Sandbox/Ledger API Server. See issue 1886(https://github.com/digital-asset/daml/issues/1886). DAML Studio

DAML Docs - For damlc docs, the --template argument now takes the path to a Mustache template when generating Markdown, Rst, and HTML output. The template can use title and body variables to control the appearance of the docs. DAML Assistant - Spaces in user names or other parts

DAML Compiler - BREAKING CHANGE Handwritten instances of Template and Choice typeclasses are no longer supported. All template constructs must be defined using declarations inside template syntax. DAML Docs - The damlc docs command now produces docs to a folder by default. Use the

DAML Studio - Scenario links no longer disappear if the current file does not compile. The location is adjusted but this is done one a best effort basis and can fail if the scenario itself is modified. DAML Compiler - Support reading of DAML-LF 1.5 again. Ledger API - BREAKING: Dro

DAML Compiler - Support reading of DAML-LF 1.5 again. DAML Studio VSCode scenario view improvements. Add a note in the IDE if: - there is an open scenario view for a scenario that does no longer exist, - there is an open scenario view for a scenario in a file that does no longer compi

DAML Assistant - Fix VSCode path for use if not already in PATH on mac - BREAKING: remove --replace=newer option. DAML Studio - Fix a bug where the extension seemed to disappear every other time VS Code was opened. - DAML Studio now displays a “Processing” indicator on the bottom

Sandbox - The completion stream method of the command completion service uses the ledger end as a default value for the offset. See 1913(https://github.com/digital-asset/daml/issues/1913). - Fixed an issue when CompletionService returns offsets having inclusive semantics when used for re-subscrip

Sandbox - Added --log-level command line flag. - Made the archive CLI arguments optional. See 1905(https://github.com/digital-asset/daml/issues/1905). Ledger API - Added new CLI flags --stable-party-identifiers and --stable-command-identifiers to the Ledger API Test Tool to al

Sandbox - Introduced a new API for package management. See 1311. - Fixed a bug in migration scripts that could cause databases originally created with older versions of the Sandbox to not upgrade schemas properly. See 1682. Java Codegen - Support generic types (including tuples) as

SDK - This marks the first release that is no longer released for the da assistant. It is still possible to use it to get older SDK releases. Take a look at documentation(https://docs.daml.com/tools/assistant.html) for the new daml assistant for migration instructions. Sandbox -

0.12.25 — 2019-06-13 DAML Integration Kit - Added new CLI flag --all-tests to the Ledger API Test Tool to run all default and optional tests. - Added new CLI flag --command-submission-ttl-scale-factor to the Ledger API Test Tool. It scales time-to-live of commands sent for ledger process

0.12.24 - 2019-06-06 DAML Studio - Fix errors due to unhandled $/cancelRequest and textDocument/willSave requests from showing up in the output tab in VSCode. These errors also caused an automatic switch from the problems tab to the output tab which should now no longer happen. - Note that

0.12.22 - 2019-05-29 DAML Studio - Fixed a bug where type check errors would persist if there was a subsequent parse error. DAML Compiler - BREAKING CHANGE: Drop support for DAML-LF 1.2. Compiling to DAML-LF 1.3 should work without any code changes, although we highly recommend not

Release Notes SDK version: 0.12.21 Release date: 2019-05-28 DAML Assistant - The exposed-modules field in daml.yaml is now optional. If it is not specified, all modules in the project are exposed. See 1328(https://github.com/digital-asset/daml/issues/1328). - You can now see a

DAML Assistant -------------------- The daml assistant is now ready to be used and the old da assistant will be deprecated in the near future. See https://docs.daml.com/tools/assistant.html for migration instructions. Sandbox ------------ - Contract keys: Support arbitrary key expressions (

Ledger --------- - Transaction filters in GetTransactionsRequest without any party are now rejected with INVALID_ARGUMENT instead of yielding an empty stream See 1250(https://github.com/digital-asset/daml/issues/1250) for details. DAML ---- - Contract keys: The syntactic restriction