Herb Playground

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Prism Playground → Documentation

HTML+ERB File

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Copy editor content to clipboard

Share your code, settings, and selected tab - ideal for bug reports

Open GitHub issue with current playground state

Load example code into the editor

Autocorrect autocorrectable Herb Linter offenses

Autocorrect unsafe Herb Linter offenses

Format the editor content using the Herb Formatter

HTML+ERB (Herb) Ruby (Prism)

Herb Result

Copy current panel content

Parser Options: Track insignificant whitespace Strict Analyze Action View helpers Transform conditionals Transform render nodes Transform iteration nodes Strict locals Prism program Prism nodes Prism nodes (deep) HTML Dot-notation tags |

Rewriter:

Action View helpers

Mode: Track insignificant whitespace changes

Diff paused — fix syntax errors to resume

Document Status:

Max line length:

Formatting Unavailable

Cannot format code due to syntax errors.

Fix errors in tab first.

Autofix:

Include unsafe fixes

Autofix Unavailable

Cannot autofix code due to syntax errors.

Fix errors in tab first.

Round-trip Verification: █ Original █ Printed

Ignore errors

Filter:

No Issues Found

No diagnostics to display