From 23feacad052f9f2cf461c2262839671c24c98ad1 Mon Sep 17 00:00:00 2001 From: Zac Hatfield-Dodds Date: Tue, 8 Jan 2019 22:03:53 +1100 Subject: [PATCH] Note non-standard JSON grammar in tutorial Closes #305. --- docs/json_tutorial.md | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/docs/json_tutorial.md b/docs/json_tutorial.md index 96e76fb..6dbc6b4 100644 --- a/docs/json_tutorial.md +++ b/docs/json_tutorial.md @@ -79,7 +79,10 @@ By the way, if you're curious what these terminals signify, they are roughly equ Lark will accept this, if you really want to complicate your life :) -(You can find the original definitions in [common.lark](/lark/grammars/common.lark).) +You can find the original definitions in [common.lark](/lark/grammars/common.lark). +They're a bit looser than [json.org](https://json.org/) - accepting `\f` as whitespace, +`.1` as a number, unicode digits, and unescaped control characters in strings - but +strict standards-compliance would make for a somewhat longer tutorial. Notice that terminals are written in UPPER-CASE, while rules are written in lower-case. I'll touch more on the differences between rules and terminals later.