cli: update changelog

Polymer · Aug 28, 2018 · 6fe0320 · 6fe0320
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diff --git a/packages/cli/CHANGELOG.md b/packages/cli/CHANGELOG.md
@@ -1,7 +1,8 @@
 # Changelog
 
-<!-- ## Unreleased -->
-<!-- Add new, unreleased items here. -->
+## Unreleased
+* Fix an issue where we were passing lint rule help text through chalk
+  with unescaped chalk-specific syntax, causing chalk parsing errors.
 
 ## v1.8.0 [08-15-2018]
 * Fix a case where the CustomElementsEs5Adapter script was not added to the 

diff --git a/packages/cli/src/commands/lint.ts b/packages/cli/src/commands/lint.ts
@@ -130,6 +130,10 @@ export class LintCommand implements Command {
       },
       {
         header: 'Lint Rules',
+        // Here we replace special characters with chalk's escape
+        // syntax (`\$&`) to avoid chalk trying to re-process our input.
+        // This is needed because chalk supports a form of `{var}`
+        // interpolation.
         content: rulesDocs.join('\n\n').replace(/[{}\\]/g, '\\$&'),
         raw: true
       }