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Update: operator-assignment should indicate which operator can be shortened #14764

merged 1 commit into from Jul 10, 2021


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@paulsmithkc paulsmithkc commented Jul 2, 2021

Prerequisites checklist

What is the purpose of this pull request? (put an "X" next to an item)

[ ] Documentation update
[ ] Bug fix (template)
[ ] New rule (template)
[x] Changes an existing rule (template)
[ ] Add autofixing to a rule
[ ] Add a CLI option
[ ] Add something to the core
[ ] Other, please explain:

What rule do you want to change?


Does this change cause the rule to produce more or fewer warnings?


How will the change be implemented? (New option, new default behavior, etc.)?

new default behavior

Please provide some example code that this change will affect:

x = x + 3;

What does the rule currently do for this code?

Current error message: "Assignment can be replaced with operator assignment."

What will the rule do after it's changed?

New error message: "Assignment (=) can be replaced with operator assignment (+=)."

What changes did you make? (Give an overview)

  1. Introduced an "operator" token that can be used in the error message.
  2. Updated the error messages to use this token.

Is there anything you'd like reviewers to focus on?

Are there any other ways to make this error message less cryptic?

nzakas approved these changes Jul 9, 2021
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@nzakas nzakas left a comment

LGTM. Thanks.

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@snitin315 snitin315 left a comment

LGTM, thanks!

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@btmills btmills left a comment

This is a nice improvement!

@btmills btmills merged commit ddffa8a into eslint:master Jul 10, 2021
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@paulsmithkc paulsmithkc deleted the operator-assignment branch Jul 11, 2021
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4 participants