diff options
Diffstat (limited to 'assets/node_modules/remark-stringify/lib/util/entity-prefix-length.js')
-rw-r--r-- | assets/node_modules/remark-stringify/lib/util/entity-prefix-length.js | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/assets/node_modules/remark-stringify/lib/util/entity-prefix-length.js b/assets/node_modules/remark-stringify/lib/util/entity-prefix-length.js new file mode 100644 index 0000000..2ba771c --- /dev/null +++ b/assets/node_modules/remark-stringify/lib/util/entity-prefix-length.js @@ -0,0 +1,23 @@ +'use strict' + +var decode = require('parse-entities') + +module.exports = length + +var ampersand = '&' + +// Returns the length of HTML entity that is a prefix of the given string +// (excluding the ampersand), 0 if it does not start with an entity. +function length(value) { + var prefix + + /* istanbul ignore if - Currently also tested for at implemention, but we + * keep it here because that’s proper. */ + if (value.charAt(0) !== ampersand) { + return 0 + } + + prefix = value.split(ampersand, 2).join(ampersand) + + return prefix.length - decode(prefix).length +} |