Add FileParserPlugin example for fetch API #50
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This was referenced Nov 12, 2025
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This was referenced Nov 12, 2025
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subtleGradient
November 12, 2025 21:42
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Pull Request Overview
This PR adds comprehensive FileParserPlugin examples for the fetch API, demonstrating PDF processing capabilities with various file sizes and formats. The implementation includes a shared fixtures module, example scripts, and test PDFs with embedded verification codes for validation.
- Introduces a shared fixtures utility module for managing PDF test files and metadata
- Adds two example scripts: one for processing PDFs via public URLs and another for testing multiple PDF sizes
- Includes generated PDF fixtures (small, medium, large, xlarge) with JSON metadata and verification codes
Reviewed Changes
Copilot reviewed 10 out of 14 changed files in this pull request and generated 1 comment.
Show a summary per file
| File | Description |
|---|---|
| typescript/shared/src/fixtures.ts | New utility module providing file path resolution, metadata reading, and PDF processing helpers using Bun APIs |
| typescript/shared/package.json | Adds exports entry for the new fixtures module |
| typescript/fetch/src/plugin-file-parser/file-parser-pdf-url.ts | Example demonstrating PDF processing via public URLs using the Bitcoin whitepaper |
| typescript/fetch/src/plugin-file-parser/file-parser-all-sizes.ts | Comprehensive example testing PDF processing across multiple file sizes with verification code extraction |
| typescript/fetch/src/plugin-file-parser/README.md | Documentation for FileParserPlugin examples with usage instructions |
| fixtures/pdfs/*.json | JSON metadata files containing verification codes and descriptions for each test PDF |
| fixtures/pdfs/*.pdf | Generated test PDFs with embedded verification codes |
| fixtures/pdfs/generate-pdfs.sh | Shell script for generating test PDFs with ImageMagick |
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- Add PDF fixtures (small, medium, large, xlarge) with verification codes - Create comprehensive file-parser example testing all PDF sizes - Uses mistral-ocr engine for PDF processing - Validates extraction of verification codes from PDFs
- Use block statements for if condition - Replace template literal with string literal where interpolation not needed
- Add file-parser-pdf-url.ts demonstrating PDF URLs - Fix EXPECTED_CODES: xlarge code is W6H5V not F6H2V - All tests now pass (4/4)
- Create shared/fixtures.ts with absolute path utilities - Read verification codes from JSON metadata (not hard-coded) - Add all PDF JSON metadata files from generate-pdfs.sh - Update fetch examples to use shared fixtures module - Add @ts-expect-error for missing 'provider' field in types - All examples now work from any directory using absolute paths - Tests: 4/4 passing for all-sizes example
- Replace old script with version from ai-sdk-provider - New version generates JSON metadata files with verification codes - Supports TODO about dynamic randomization
- Remove old codes.txt and README.md files - Regenerate all PDFs using updated generate-pdfs.sh from ai-sdk-provider - All PDFs validated successfully - All JSON metadata files validated successfully
- Increase verification code font size from 46pt to 96pt - Fixes OCR misreading M9N3T as M5N9T or MNGT - Update generate-pdfs.sh script with larger font - Tests: 4/4 passing across all SDKs
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louisgv
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Nov 13, 2025
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subtleGradient
changed the base branch from
02-prompt-caching-fetch
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graphite-base/50
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Add FileParserPlugin example for fetch API
Fix biome linting issues in file-parser example
Add PDF URL example and fix xlarge verification code
Add shared fixtures module with JSON metadata
Update generate-pdfs.sh to version with JSON metadata generation
Regenerate PDF fixtures with correct generate-pdfs.sh script
Improve large.pdf OCR readability