MixedOperator error raised when using int|float-based template type with addition

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5,369 stars (5,369 stars)

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Description

Contributor guide

Research direction

Examine Psalm's type system implementation for binary addition, focusing on union types involving int and float.

Tech stack

php

Domain

developer experience

Issue type

Bug

DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.

3

Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.

Half day

Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.

Active

ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.

Clear

Prerequisites

PHPGit

Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.

55