Update dependency chart.js to v2.9.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
chart.js (source)	2.8.0 -> 2.9.4

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Release Notes

chartjs/Chart.js

v2.9.4

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This is the last release of v2 and focused on fixing bugs identified in the v2.9.3 release.

Bugs Fixed

• #​7404 - Preserve prototypes when cloning. Thanks @​iddings
• #​7587 - Fix docs for external moment.js. Thanks @​mojoaxel
• #​7853 - Fix box recursion when dimensions are NaN. Thanks @​alessandroasm
• #​7883 - Fix call stack exception when computing label sizes. Thanks @​silentmatt
• #​7918 - Prevent global prototype pollution via the merge helper
• #​7920 - Use Object.create(null) as merge target, to prevent prototype pollution

v2.9.3

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Bug Fixes

• #​6698 Fix undefined variable
• #​6719 Don't make legend empty when fill is false

Thanks to the maintainers and collaborators for their help to improve and test Chart.js (@​kurkle, @​benmccann, and @​etimberg).

v2.9.2

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Bug Fixes

• #​6641 IE11 & Edge compatible style injection
• #​6655 Backwards compatible default fill for radar charts
• #​6660 Improve clipping of line charts when border widths are large
• #​6661 When a legend item is clicked, make sure the correct item is hidden
• #​6663 Refresh package-lock file to pick up new dependency

Performance

• #​6671 Stop unnecessary line calculations

Documentation

• #​6643 Combine performance documentation sections

Thanks to the maintainers and collaborators for their help to improve and test Chart.js (@​nagix, @​kurkle, @​benmccann, @​etimberg and @​simonbrunel).

v2.9.1

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Bug Fixes

• #​6603 Fix deprecation warnings for horizontal bar charts
• #​6608 Fix zoom plugin by no longer clipping scale.getDecimalForPixel to the chart area
• #​6617 Non numeric Y axes did not work

Documentation

• #​6613 Add link to performance documentation

Development

• #​6609 - Tests no longer use deprecated options

Thanks to the maintainers and collaborators for their help to improve and test Chart.js (@​nagix, @​kurkle, @​benmccann, @​etimberg and @​simonbrunel).

v2.9.0

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Breaking changes

• Make decimalPlaces private and update CDN links chartjs/Chart.js#6131 helpers._decimalPlaces is now private

Enhancements

• Hover styling for dataset in 'dataset' mode chartjs/Chart.js#6527 Hover styling for dataset in 'dataset' mode
• Implement dataset.order chartjs/Chart.js#6268 Implement dataset.order
• Make autoskip aware of major ticks chartjs/Chart.js#6509 Make autoSkip aware of major ticks
• Implemented RTL support for legends and tooltips chartjs/Chart.js#6460 Implemented RTL support for legends and tooltips
• Html dom building chartjs/Chart.js#6490 HTML DOM building
• Draw the rightmost grid line when offsetGridLines is true chartjs/Chart.js#6326 Draw the rightmost grid line when offsetGridLines is true
• Handle reverse support in core.scale chartjs/Chart.js#6343 Handle reverse support in core.scale
• Support spanGaps in radar charts chartjs/Chart.js#6289 Support spanGaps in radar charts
• Support object values for bar charts chartjs/Chart.js#6323 Support object values for bar charts
• Support rotation for pointStyle image chartjs/Chart.js#6287 Support rotation for pointStyle image
• Allow specifying labels in time scale options chartjs/Chart.js#6257 Allow specifying labels in time scale options
• Support boundary filling modes in radialLinear scale chartjs/Chart.js#6281 Support boundary filling modes in radialLinear scale
• Add support for floating bar chart ([start, end]) chartjs/Chart.js#6056 Add support for floating bar chart ([start, end])
• Implement layers (z-index) for layout items chartjs/Chart.js#6241 Implement layers (z-index) for layout items
• Make legend appearance consistent with chart elements chartjs/Chart.js#5621 Make legend appearance consistent with chart elements
• Implement per-dataset type (default and per-chart) options chartjs/Chart.js#5999 Implement per-dataset type (default and per-chart) options
• Specify time scale options in standard manner chartjs/Chart.js#6097 Specify time scale min and max in standard manner
• Implement legend.align: 'start'/'center'/'end' chartjs/Chart.js#6141 Legend align option. Thanks @​dkichler
• Make line properties scriptable chartjs/Chart.js#6128 Make line options scriptable. Thanks @​janelledement

Performance

• Remove a couple calls to helpers.each chartjs/Chart.js#6594 Remove a couple calls to helpers.each
• Remove duplicate scale building chartjs/Chart.js#6247 Remove duplicate scale building
• [perf] cache resolved data element options chartjs/Chart.js#6579 Cache resolved data element options
• [perf] simplify line drawing chartjs/Chart.js#6575 Simplify line drawing
• Add ticks.sampleSize option chartjs/Chart.js#6508 Add ticks.sampleSize option
• Perf improvement for ticks.source:'labels' chartjs/Chart.js#6354 Perf improvement for ticks.source:'labels'
• [performance] replace helpers.each calls with for-loops chartjs/Chart.js#6301 Replace helpers.each with for-loops
• Refactor core.layouts chartjs/Chart.js#6304 Refactor core.layout
• [performance] faster major tick calculation chartjs/Chart.js#6307 Faster major tick calculation
• Cache getScaleForId() calls in the line controller chartjs/Chart.js#6250 Cache getScaleForId() calls in the line controller
• Replace helpers.extend with Object.assign when available or use helpers.merge chartjs/Chart.js#6148 Replace helpers.extend

Bug Fixes

• Bar options should not be defined on scale chartjs/Chart.js#6249 Bar options should be defined on dataset instead of scale
• Inject styles into Shadow DOM when inside Shadow DOM (#5763) chartjs/Chart.js#6556 Inject styles into Shadow DOM when inside Shadow DOM
• Fix unit determination when autoSkip is enabled chartjs/Chart.js#6583 Fix unit determination when autoSkip is enabled
• Return correct index/value id in radar/polarArea chartjs/Chart.js#6581 Return correct index/value id in radar/polarArea
• Fix logarithmic test to use correct scale chartjs/Chart.js#6580 Fix logarithmic test to use correct scale
• Make sure zeroLineIndex is defined chartjs/Chart.js#6528 Make sure zeroLineIndex is defined
• Fix right side scale ticks chartjs/Chart.js#6523 Fix right side scale ticks
• clamp argument of toExponential between 0 and 20 when formatting ticks chartjs/Chart.js#6423 Clamp argument of toExponential between 0 and 20. Thanks @​veggiesaurus
• Fix getValueForPixel in time scale chartjs/Chart.js#6328 Fix getValueForPixel in time scale
• Adjust vertical alignment of tooltip items chartjs/Chart.js#6292 Adjust vertical alignment of tooltip items
• Update dataset metadata when axisID changes chartjs/Chart.js#6321 Update dataset metadata when axisID changes
• Assign unique scale IDs chartjs/Chart.js#6291 Assign unique scale IDs
• Fix regression with lineTension chartjs/Chart.js#6288 Fix regression in lineTension
• Treat null as NaN in radialLinear scale chartjs/Chart.js#6282 Treat null as NaN in radialLinear scale
• Keep lines on the left and right edges from being cut chartjs/Chart.js#6285 Keep lines on the left and right edges from being cut
• Apply lineJoin style at the first point in radar charts chartjs/Chart.js#6269 Apply lineJoin style at the first point in radar charts
• Fix point label counting in radialLinear scale chartjs/Chart.js#6280 Fix point label counting in radialLinear scale
• Treat 0 as a valid point label chartjs/Chart.js#6279 Treat 0 as a valid point label
• Use tick.major rather than recomputing chartjs/Chart.js#6265 Utilize tick.major in tickFormatFunction
• Apply offset regardless of min/max setting chartjs/Chart.js#6264 Apply offset regardless of min/max setting
• Vertical time scale generates too few ticks chartjs/Chart.js#6258 Fix ticks generation for vertical time scale
• Fix determineUnitForFormatting floating point error chartjs/Chart.js#6259 Fix determineUnitForFormatting floating point error
• Fix overlapping auto-generated ticks on time scale chartjs/Chart.js#6115 Fix overlapping auto-generated ticks on time scale
• Fix tooltip title in radar charts chartjs/Chart.js#6238 Fix tooltip title in radar charts
• Fix arc size calculation when circumference is under 2PI chartjs/Chart.js#6224 Fix arc size calculation when circumference is under 2*PI
• Fix arc border with circumference over 2*PI chartjs/Chart.js#6215 Fix arc border with circumference over 2*PI
• Fix tick label rotation and layout issues chartjs/Chart.js#5961 Fix tick label rotation and layout issues
• Use the appropriate time format for auto tick generation chartjs/Chart.js#6182 Use the appropriate time format for auto tick generation
• Fill before drawing lines chartjs/Chart.js#6208 Fill before drawing lines
• Fix missing tooltip value in radar charts chartjs/Chart.js#6209 Fix missing tooltip value in radar charts
• Normalize angle for index in radialLinear scale chartjs/Chart.js#6177 Normalize angle for index in radialLinear scale
• Fix ticks.minor and ticks.major configuration issues chartjs/Chart.js#6102 Fix ticks.minor and ticks.major issues
• Make hover animation work chartjs/Chart.js#6129 Fix hover animation
• Improvements to helpers.almostWhole chartjs/Chart.js#6120 Improved helpers.almostWhole

Documentation

• Add a note to the perf documentation about rotation chartjs/Chart.js#6585 Add a note to the perf documentation about rotation
• Add scale option examples for Radar Chart chartjs/Chart.js#6554 Add link to linear radial axis for radar chart doc
• Add elements.arc.angle in documentation chartjs/Chart.js#6491 Add elements.arc.angle in documentation
• Fixed incorrect spelling in pie dataset options. chartjs/Chart.js#6466 Fixed incorrect spelling in pie dataset options. Thanks @​SeppPenner
• Add link back to home page from docs chartjs/Chart.js#6435 Add link back to home page from docs
• Add radar chart config options chartjs/Chart.js#6393 Add radar chart config options
• Correct descriptions on ticks.display and add pointLabels.display chartjs/Chart.js#6293 Correct descriptions on ticks.display and add pointLabels.display
• Add tests and a sample for radar scriptable line options chartjs/Chart.js#6263 Add sample for radar scriptable options
• Fix data in financial sample chartjs/Chart.js#6244 Fix data in timeseries sample
• Update doughnut documentation chartjs/Chart.js#6186 Typo in doughnut documentation. Thanks @​joshuamcewen
• Added cubicInterpolationMode and changed fill enum chartjs/Chart.js#6132 Make docs consistent for cubicInterpolationMode and fill. Thanks @​stockiNail
• Demonstrate multiple units on financial timeseries sample chartjs/Chart.js#6119 Demonstrate multiple units on timeseries example
• Add the description of the tooltip alignment options chartjs/Chart.js#6139 Documented tooltip alignment options
• Add docs for the date adapter used by the time scale chartjs/Chart.js#6134 Documented date adapter

Development

• Improved minimization for calling helpers chartjs/Chart.js#6507 Improved minimization when calling helpers
• Reduce indentation by reversing if check chartjs/Chart.js#6497 Reduce indentation
• AutoSkip in update chartjs/Chart.js#6355 Do autoSkip in update
• Upgrade rollup and plugins to fix the build chartjs/Chart.js#6493 Upgrade rollup and plugins
• Improved code minimization chartjs/Chart.js#6362 Improved code minimization
• Add helpers.math._factorize chartjs/Chart.js#6360 Create helpers.math._factorize
• Lazily compute label sizes chartjs/Chart.js#6351 Lazily compute label sizes
• Render charts only once in time scale tests chartjs/Chart.js#6347 Render charts only once in time scale tests
• Avoid deprecation warnings in tests chartjs/Chart.js#6246 Avoid time related deprecation warnings in tests

Thanks to the maintainers and collaborators for their help to improve and test Chart.js (@​nagix, @​kurkle, @​benmccann, @​etimberg and @​simonbrunel).

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