/bun:build

Bundle JavaScript/TypeScript or compile to standalone executable.

Parameters

• entry (required): Entry point file
• --compile: Create standalone executable
• --minify: Minify output

Execution

Production bundle:

bun build $ENTRY --outdir=dist --minify --sourcemap=external

Standalone executable:

bun build --compile --minify $ENTRY --outfile={{ OUTFILE | default: "app" }}

Development bundle:

bun build $ENTRY --outdir=dist --sourcemap=inline

Build Targets

# Browser (default)
bun build $ENTRY --target=browser --outdir=dist

# Bun runtime
bun build $ENTRY --target=bun --outdir=dist

# Node.js
bun build $ENTRY --target=node --outdir=dist

Post-build

1. Report output file sizes
2. List generated files in output directory
3. For –compile: verify executable runs with ./app --help or similar