Long story short I found a commit [1] which mentioned macros. Looking at the diff suggests macros are defined using "syntax-extend" so I looked for that syntax

Long story short I found a commit [1] which mentioned macros. Looking at the diff suggests macros are defined using "syntax-extend" so I looked for that syntax in the current version of the code. Lo and behold [2] [1] https://bitbucket.org/duangle/scopes/commits/ca7126d88bbd https://bitbucket.org/duangle/scopes/commits/ca7126d88bbd [2] https://bitbucket.org/duangle/scopes/src/1bf171c25f4047bc0492f02041d6aec267cbcfe9/lib/scopes/core.sc?at=default&fileviewer=file-view-default#core.sc-224 https://bitbucket.org/duangle/scopes/src/1bf171c25f4047bc049...