for now no escaping comment

Signed-off-by: kjuulh <contact@kjuulh.io>

corpus/extras.txt

@@ -0,0 +1,21 @@
+===
+Comments
+===
+
+GET https://somewhere.com # some comment
+# comment
+
+HTTP 200 # comment
+
+---
+
+(source_file
+  (request_declaration
+     (request_literal)
+        (url))
+      (comment)
+      (comment)
+      (response
+        (scheme_literal)
+        (status_code_pattern))
+      (comment))

corpus/requests.txt

@@ -47,7 +47,7 @@ More Headers
 
 POST https://somewhere.com?query=something
 some: header
-A123a-123: someA asdfasdf asdf c123
+A123a-123: someAasdfasdfasdfc123
 
 ---
 
@@ -55,9 +55,13 @@ A123a-123: someA asdfasdf asdf c123
   (request_declaration
     (request_literal)
       (url))
-      (header_declaration
-        (header_name)
-        (header_value)))
+  (header_declaration
+    (header_name)
+    (header_value))
+  (header_declaration
+    (header_name)
+    (header_value))
+  )
 
 ===
 HTTP Status codes 200
@@ -92,3 +96,23 @@ HTTP 302
       (response
         (scheme_literal)
         (status_code_pattern)))
+
+===
+HTTP Status codes 302
+===
+
+POST https://somewhere.com?query=something
+Header: something
+HTTP 302
+---
+
+(source_file
+  (request_declaration
+    (request_literal)
+    (url))
+  (header_declaration
+    (header_name)
+    (header_value))
+  (response
+    (scheme_literal)
+    (status_code_pattern)))

grammar.js

@@ -1,6 +1,11 @@
 module.exports = grammar({
   name: "hurl",
 
+  extras: $ => [
+    $.comment,
+    /\s/
+  ],
+
   rules: {
     source_file: ($) => repeat($._statement),
 
@@ -28,7 +33,7 @@ module.exports = grammar({
         field("header_value", $.header_value)
       ),
 
-    http_response_declaration: $ => seq($.scheme_literal, $._space_literal, $.status_code_pattern),
+    http_response_declaration: $ => seq($.scheme_literal, $.status_code_pattern),
 
     // literals
 
@@ -55,14 +60,15 @@ module.exports = grammar({
 
     scheme_literal: $ => "HTTP",
 
-    _space_literal: $ => " ",
-
     // patterns
 
+    comment: $ => token(prec(-10, /#.*/)),
+
+
     status_code_pattern: $ => /[\d]{3}/,
     header_name: ($) => /[a-zA-Z-_0-9]+/,
     header_value: ($) =>
-      /[a-zA-Z-_0-9\s:;\.,\\\/\"\'\?\!\(\)\{\}\[\]@<>=\-\+\*\#\$\&`|~^%]+/,
+      /[a-zA-Z\-_0-9\/\\]+/,
 
     url: ($) => /\S+/,
   },

src/grammar.json

@@ -88,10 +88,6 @@
           "type": "SYMBOL",
           "name": "scheme_literal"
         },
-        {
-          "type": "SYMBOL",
-          "name": "_space_literal"
-        },
         {
           "type": "SYMBOL",
           "name": "status_code_pattern"
@@ -176,9 +172,16 @@
       "type": "STRING",
       "value": "HTTP"
     },
-    "_space_literal": {
-      "type": "STRING",
-      "value": " "
+    "comment": {
+      "type": "TOKEN",
+      "content": {
+        "type": "PREC",
+        "value": -10,
+        "content": {
+          "type": "PATTERN",
+          "value": "#.*"
+        }
+      }
     },
     "status_code_pattern": {
       "type": "PATTERN",
@@ -190,7 +193,7 @@
     },
     "header_value": {
       "type": "PATTERN",
-      "value": "[a-zA-Z-_0-9\\s:;\\.,\\\\\\/\\\"\\'\\?\\!\\(\\)\\{\\}\\[\\]@<>=\\-\\+\\*\\#\\$\\&`|~^%]+"
+      "value": "[a-zA-Z\\-_0-9\\/\\\\]+"
     },
     "url": {
       "type": "PATTERN",
@@ -198,6 +201,10 @@
     }
   },
   "extras": [
+    {
+      "type": "SYMBOL",
+      "name": "comment"
+    },
     {
       "type": "PATTERN",
       "value": "\\s"

src/node-types.json

@@ -162,6 +162,10 @@
     "type": "VIEW",
     "named": false
   },
+  {
+    "type": "comment",
+    "named": true
+  },
   {
     "type": "header_name",
     "named": true