1.12.0

Changelog

• new temporal functions: now() + today() (#175)
• new temporal builtin functions from DMN 1.3 (#182)
• extend decimal() function by optional parameter for rounding mode (#165) (thanks to @bigpuritz)
• fix comparing null with not existing variable (#176)
• fix that variable names can contain a key-word (#179)

1.11.2

Changelog

• compare context and list values (#142)
• transform big numbers into Double (#133)
• transform short as FEEL number (#132)
• morph project into a single module project (#135)

1.11.0

Changelog

• access an item of a list by providing a variable as index (#80)

• disable external functions by default (#116)

• Maven group-id changed from org.camunda.bpm.extension.feel.scala to org.camunda.feel (#79). The FEEL engine is now available under:

  <dependency>
    <groupId>org.camunda.feel</groupId>
    <artifactId>feel-engine</artifactId>
  </dependency>

• Camunda integration modules (feel-engine-factory, feel-engine-plugin, feel-engine-spin) moved to the camunda-bpm-platform repository (#78)

• change package structure to reflect public/private API (#91)

1.10.1

Fixes

• access an item of a list by providing a variable as the index (#80)

1.10.0

Features

• support multiple ValueMappers
  • value mappers do not have to extend each other anymore
  • precedence can be configured by providing a priority
  • optional Camunda Spin dependency by extracting the value mapper into its own module

Migration

⚠️ This release includes some public API changes - mainly for the extension points. If necessary, please follow the migration steps:

• if Camunda Spin types are used
  • add a dependency to feel-camunda-spin in your POM or include the new JAR
• if a context is used to evaluate an expression via engine API
  • use CustomContext instead of RootContext
• if CustomFunctionProvider is implemented
  • add functionNames method and return all available function names
• if ValueProvider is implemented
  • add keys method and return all available variable names
  • (optional) return variables as raw objects instead of FEEL types
• if CustomValueMapper is implemented
  • adjust transform methods to pass a function to transform the inner values of a collection type
  • use Context.StaticContext instead of DefaultContext for collection types
  • (optional) override priority field/method to change the precedence

1.9.0

Features:

• equals check for unary-tests expression

Fixes:

• Joda Date-Time with timezone is not transformed
• java.util.Date is transformed into a Date-Time object with Timezone/Offset

1.8.1

Fixes:

• unary-test for negative numbers

1.8.0

Features:

• min() / max() built-in function for all comparable types
• divide a duration by another duration
• escape name by ` instead of '

Fixes:

• index of() return the index if the first element matches
• propagate error in list / context expression

1.7.0

Features:

• change engine API
• improve Java usage of the API and SPI
• load function providers via service loader SPI when using the FEEL engine factory

Fixes:

• fix exponentiation with a decimal exponent

1.6.2

Features:

• add logging statements to see the loaded value mapper and function provider

Fixes:

• unary-tests can handle null values in comparison (e.g. return false for (0..10) if the input value is null )