fix

book/node_modules/highlight.js/es/languages/leaf.js

@@ -0,0 +1,97 @@
+/*
+Language: Leaf
+Description: A Swift-based templating language created for the Vapor project.
+Website: https://docs.vapor.codes/leaf/overview
+Category: template
+*/
+
+function leaf(hljs) {
+  const IDENT = /([A-Za-z_][A-Za-z_0-9]*)?/;
+  const LITERALS = [
+    'true',
+    'false',
+    'in'
+  ];
+  const PARAMS = {
+    scope: 'params',
+    begin: /\(/,
+    end: /\)(?=\:?)/,
+    endsParent: true,
+    relevance: 7,
+    contains: [
+      {
+        scope: 'string',
+        begin: '"',
+        end: '"'
+      },
+      {
+        scope: 'keyword',
+        match: LITERALS.join("|"),
+      },
+      {
+        scope: 'variable',
+        match: /[A-Za-z_][A-Za-z_0-9]*/
+      },
+      {
+        scope: 'operator',
+        match: /\+|\-|\*|\/|\%|\=\=|\=|\!|\>|\<|\&\&|\|\|/
+      }
+    ]
+  };
+  const INSIDE_DISPATCH = {
+    match: [
+      IDENT,
+      /(?=\()/,
+    ],
+    scope: {
+      1: "keyword"
+    },
+    contains: [ PARAMS ]
+  };
+  PARAMS.contains.unshift(INSIDE_DISPATCH);
+  return {
+    name: 'Leaf',
+    contains: [
+      // #ident():
+      {
+        match: [
+          /#+/,
+          IDENT,
+          /(?=\()/,
+        ],
+        scope: {
+          1: "punctuation",
+          2: "keyword"
+        },
+        // will start up after the ending `)` match from line ~44
+        // just to grab the trailing `:` if we can match it
+        starts: {
+          contains: [
+            {
+              match: /\:/,
+              scope: "punctuation"
+            }
+          ]
+        },
+        contains: [
+          PARAMS
+        ],
+      },
+      // #ident or #ident:
+      {
+        match: [
+          /#+/,
+          IDENT,
+          /:?/,
+        ],
+        scope: {
+          1: "punctuation",
+          2: "keyword",
+          3: "punctuation"
+        }
+      },
+    ]
+  };
+}
+
+export { leaf as default };