Adds support for Java enum generation · amazon-ion/ion-cli@04888c6

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The following actions use a deprecated Node.js version and will be forced to run on node20: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L1

unused import: `IonResult`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L31

unused import: `enum_type::EnumType`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L155

unused import: `nested_type_1::NestedType1`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L382

unused import: `struct_with_enum_fields::StructWithEnumFields`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L550

unused import: `nested_type_3::NestedType3`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L40

unused variable: `reader`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L44

unused variable: `writer`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L559

unused variable: `reader`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L563

unused variable: `writer`

Cargo Test: code-gen-projects/rust/code-gen-demo/target/debug/build/code-gen-demo-a35cc9b6baf54389/out/ion_generated_code.rs#L9

field `source` is never read

Provide feedback