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what is esbuild-exports-signature-repro fr?

yyx990803/esbuild-exports-signature-repro — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2021-01-25

★ 18JavaScriptAudience · developerComplexity · 2/5DormantSetup · easy

tl;dr

A minimal reproduction project showing a bug in how esbuild processes exported function signatures, built by running a script that bundles Preact.

vibe map

mindmap
  root((repo))
    What it does
      Reproduces esbuild bug
      Bundles Preact
      Shows output file issue
    Tech stack
      JavaScript
      esbuild
      Node.js
    Use cases
      Debug esbuild issue
      Discuss with maintainers
      Compare expected output
    Audience
      esbuild users
      Bundler developers

Code map

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filefunction / class

what do people make with this?

VIBE 1

Run the build script to reproduce a specific esbuild export-signature bug

VIBE 2

Inspect the generated dist/node_modules/preact output file to see the issue firsthand

VIBE 3

Use as evidence when reporting the bug to esbuild maintainers

VIBE 4

Compare the buggy output against expected behavior to find a workaround

what's the stack?

JavaScriptesbuildNode.js

how it stacks up fr

yyx990803/esbuild-exports-signature-reprochinaran0/wujing_diccodeteacher330/string-similarity
Stars181818
LanguageJavaScriptJavaScriptJavaScript
Last pushed2021-01-25——
MaintenanceDormant——
Setup difficultyeasyeasyeasy
Complexity2/52/51/5
Audiencedeveloperops devopsdeveloper

Figures from each repo's GitHub metadata at analysis time.

how do i run it?

Difficulty · easy time til it works · 5min

Just run the build.js script and inspect the generated dist output file.

No license information is available in the explanation.

prompts (copy fr)

prompt 1
Run build.js in this repo and explain what's wrong with the exported function signatures in the output file.
prompt 2
Help me understand why esbuild is mishandling exports when bundling Preact, based on this reproduction case.
prompt 3
Show me how to compare this repo's dist output against the expected esbuild behavior.
prompt 4
How would I write a bug report to esbuild maintainers using this reproduction case as evidence?

Frequently asked questions

what is esbuild-exports-signature-repro fr?

A minimal reproduction project showing a bug in how esbuild processes exported function signatures, built by running a script that bundles Preact.

What language is esbuild-exports-signature-repro written in?

Mainly JavaScript. The stack also includes JavaScript, esbuild, Node.js.

Is esbuild-exports-signature-repro actively maintained?

Dormant — no commits in 2+ years (last push 2021-01-25).

What license does esbuild-exports-signature-repro use?

No license information is available in the explanation.

How hard is esbuild-exports-signature-repro to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is esbuild-exports-signature-repro for?

Mainly developer.

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