Charting tool enhancements - Errors bars for Bar and Line chart

[cnathe]

Rationale

See related ui-components PR for rationale. This PR

Related Pull Requests

• Charting tool enhancements - Errors bars for Bar and Line chart labkey-ui-components#1869
• https://github.com/LabKey/limsModules/pull/1726
• Charting tool enhancements - Errors bars for Bar and Line chart #7117
• Charting tool enhancements - Errors bars for Bar and Line chart testAutomation#2740

Changes

• Addition of error bar support for bar and line charts with vertical error bars
• New UI controls for aggregate method selection and error bar type configuration
• Enhanced statistical functions for calculating standard deviation and standard error of the mean

[Copilot]

Pull Request Overview

This PR adds error bar functionality for bar and line charts in the charting tool, allowing users to display standard deviation or standard error of the mean when using mean aggregation. The changes enhance the existing visualization components to support error bars, including UI controls for configuration and statistical calculations for SD/SEM values.

Key changes include:

• Addition of error bar support for bar and line charts with vertical error bars
• New UI controls for aggregate method selection and error bar type configuration
• Enhanced statistical functions for calculating standard deviation and standard error of the mean

Reviewed Changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated 7 comments.

Show a summary per file

File	Description
timeChartHelper.js	Updates error bar configuration to show vertical error bars
genericChartHelper.js	Major refactoring to support error bars, axis text wrapping, and data aggregation
genericChartPanel.js	Refactored chart panel to use shared data generation logic
genericChartAxisPanel.js	Added UI controls for aggregate method and error bar selection
utils.js	Enhanced data aggregation and value extraction to support error calculations
statistics.js	Added standard error function and improved standard deviation calculation
plot.js	Updated default tick overlap rotation angle
D3Renderer.js	Enhanced error bar rendering and axis text wrapping functionality
geom.js	Added vertical error bar configuration option
index.html	Added LABKEY global variable initialization
utils.test.ts	New test file for utility functions
statistics.test.ts	New test file for statistical functions

Comments suppressed due to low confidence (1)

visualization/resources/web/vis/chartWizard/chartLayoutDialog/genericChartAxisPanel.js:1

• The nullish coalescing operator (??) may not be supported in older browsers. Consider using a conditional check or logical OR (||) operator for better compatibility.

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