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Fix spel template default expression #7198

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merged 1 commit into from
Nov 21, 2024

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mslabek
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@mslabek mslabek commented Nov 21, 2024

Describe your changes

Checklist before merge

  • Related issue ID is placed at the beginning of PR title in [brackets] (can be GH issue or Nu Jira issue)
  • Code is cleaned from temporary changes and commented out lines
  • Parts of the code that are not easy to understand are documented in the code
  • Changes are covered by automated tests
  • Showcase in dev-application.conf added to demonstrate the feature
  • Documentation added or updated
  • Added entry in Changelog.md describing the change from the perspective of a public distribution user
  • Added MigrationGuide.md entry in the appropriate subcategory if introducing a breaking change
  • Verify that PR will be squashed during merge

Summary by CodeRabbit

  • New Features
    • Introduced a default expression for the SpelTemplateParameterEditor, enhancing the user experience by providing a predefined value.
  • Bug Fixes
    • Ensured existing logic remains intact for other parameter editors, maintaining stability and reliability.

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coderabbitai bot commented Nov 21, 2024

📝 Walkthrough

Walkthrough

The changes in the pull request involve an update to the EditorPossibleValuesBasedDefaultValueDeterminer object located in the EditorPossibleValuesBasedDefaultValueDeterminer.scala file. A new case has been incorporated into the determineParameterDefaultValue method specifically for handling the SpelTemplateParameterEditor. This addition allows the method to return a default expression of Expression.spelTemplate("") when this particular editor type is encountered. The modifications do not alter the existing logic for other parameter editors such as FixedValuesParameterEditor, DualParameterEditor, TabularTypedDataEditor, and DictParameterEditor, which continue to function as before. The overall control flow and error handling mechanisms within the method remain unchanged, ensuring that it consistently returns an Option[Expression] based on the type of editor provided as a parameter.

Sequence Diagram(s)

sequenceDiagram
    participant User
    participant EditorPossibleValuesBasedDefaultValueDeterminer
    participant Expression

    User->>EditorPossibleValuesBasedDefaultValueDeterminer: determineParameterDefaultValue(SpelTemplateParameterEditor)
    EditorPossibleValuesBasedDefaultValueDeterminer-->>Expression: Return Expression.spelTemplate("")
    User->>EditorPossibleValuesBasedDefaultValueDeterminer: determineParameterDefaultValue(OtherParameterEditor)
    EditorPossibleValuesBasedDefaultValueDeterminer-->>Expression: Return existing logic for other editors
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📜 Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between b4ea6aa and b53d0c2.

📒 Files selected for processing (1)
  • scenario-compiler/src/main/scala/pl/touk/nussknacker/engine/definition/component/parameter/defaults/EditorPossibleValuesBasedDefaultValueDeterminer.scala (2 hunks)
🔇 Additional comments (2)
scenario-compiler/src/main/scala/pl/touk/nussknacker/engine/definition/component/parameter/defaults/EditorPossibleValuesBasedDefaultValueDeterminer.scala (2)

7-7: LGTM!

The import is correctly placed and follows the existing import organization pattern.


25-26: LGTM! The implementation is consistent and well-placed.

The new case for SpelTemplateParameterEditor follows the existing pattern of providing sensible defaults, using an empty string as the default template value. The placement before the catch-all case and the implementation style are consistent with the rest of the code.

Let's verify that this is the only place where SpelTemplateParameterEditor default values need to be handled:

✅ Verification successful

The implementation is correctly placed and no other default value handling is needed

The verification confirms that EditorPossibleValuesBasedDefaultValueDeterminer is the only place where default values for SpelTemplateParameterEditor need to be handled. The other occurrences are:

  • In the API documentation (nu-designer-openapi.yaml) where it's just listed as one of the available editor types
  • In the migration guide (MigrationGuide.md) documenting a runtime behavior change, unrelated to default values
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for other potential places where SpelTemplateParameterEditor is used
# to ensure we haven't missed any default value handling

rg -l "SpelTemplateParameterEditor" | \
  xargs rg -l "default.*value|defaultValue|determineDefault"

Length of output: 316


Script:

#!/bin/bash
# Let's check the content of these files to understand the context of SpelTemplateParameterEditor usage
# and default value handling

echo "=== Checking MigrationGuide.md ==="
rg -A 5 -B 5 "SpelTemplateParameterEditor" docs/MigrationGuide.md

echo -e "\n=== Checking nu-designer-openapi.yaml ==="
rg -A 5 -B 5 "SpelTemplateParameterEditor" docs-internal/api/nu-designer-openapi.yaml

echo -e "\n=== Checking the implementation file ==="
cat scenario-compiler/src/main/scala/pl/touk/nussknacker/engine/definition/component/parameter/defaults/EditorPossibleValuesBasedDefaultValueDeterminer.scala

Length of output: 4611


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Actionable comments posted: 1

🧹 Outside diff range and nitpick comments (1)
scenario-compiler/src/main/scala/pl/touk/nussknacker/engine/definition/component/parameter/defaults/TypeRelatedParameterValueDeterminer.scala (1)

29-29: Consider addressing the TODO comment

The comment suggests using classes instead of class names. This aligns with the earlier suggestion of using classOf for type-safe comparisons. Would you like help implementing this improvement?

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between d5154a3 and b4ea6aa.

📒 Files selected for processing (1)
  • scenario-compiler/src/main/scala/pl/touk/nussknacker/engine/definition/component/parameter/defaults/TypeRelatedParameterValueDeterminer.scala (2 hunks)
🔇 Additional comments (4)
scenario-compiler/src/main/scala/pl/touk/nussknacker/engine/definition/component/parameter/defaults/TypeRelatedParameterValueDeterminer.scala (4)

3-3: LGTM: Import addition is appropriate

The added import for TemplateEvaluationResult aligns with the new functionality.


24-24: LGTM: Parameter name improvement

The rename from className to klass better represents the parameter type and follows Scala conventions.


37-38: LGTM: Clean pattern matching implementation

The consolidated pattern matching for template evaluation results and strings is well-implemented using the Scala | pattern operator.


24-40: Verify test coverage for template expression changes

As per the PR objectives, please ensure these changes are covered by automated tests, particularly:

  1. Default value determination for TemplateEvaluationResult
  2. The consolidated handling of template and string expressions

@mslabek mslabek force-pushed the fix-spel-template-default-expression branch from b4ea6aa to b53d0c2 Compare November 21, 2024 14:03
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created: #7201
⚠️ Be careful! Snapshot changes are not necessarily the cause of the error. Check the logs.

@mslabek mslabek merged commit fca1a27 into staging Nov 21, 2024
15 of 17 checks passed
@mslabek mslabek deleted the fix-spel-template-default-expression branch November 21, 2024 17:25
lciolecki pushed a commit that referenced this pull request Nov 29, 2024
lciolecki pushed a commit that referenced this pull request Nov 29, 2024
lciolecki pushed a commit that referenced this pull request Dec 3, 2024
lciolecki pushed a commit that referenced this pull request Dec 4, 2024
lciolecki pushed a commit that referenced this pull request Dec 6, 2024
lciolecki pushed a commit that referenced this pull request Dec 10, 2024
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2 participants