Throw error if pdfImage.numberOfPages() fails

mooz / node-pdf-image

Provides an interface to convert PDF's pages to png files in Node.js by using ImageMagick

MIT License

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Throw error if pdfImage.numberOfPages() fails #46

Open SteffenLanger opened 6 years ago

SteffenLanger commented 6 years ago

Before, numberOfPages() failed silently if the tool "pdfinfo" was not installed. This change simplifies debugging for anyone who did not install the external tools before executing pdfImage.convertFile().