Add instructions about PCRE for macOS

Summary: This should resolve #8 and #6.

Reviewed By: xich

Differential Revision: D5000220

fbshipit-source-id: b713931
This commit is contained in:
Bartosz Nitka 2017-05-03 17:52:07 -07:00 committed by Facebook Github Bot
parent e11014dc4b
commit 6327b614f9

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@ -12,6 +12,12 @@ Duckling is a Haskell library that parses text into structured data.
A Haskell environment is required. We recommend using
[stack](https://haskell-lang.org/get-started).
On macOS you'll need to install PCRE development headers.
The easiest way to do that is with [Homebrew](https://brew.sh/):
```
brew install pcre
```
## Quickstart
To compile and run the binary:
```