Added String() Methods to Assist with Debugging#132

Merged

ybubnov merged 2 commits intonetrack:masterfrom kent-h:feature/printable-constants

Apr 16, 2018

Commits on Apr 13, 2018

Added String() methods to several error, constant, & 'Type' types. This is encredibly helpful when debugging.
khagerma
committed

Commits on Apr 16, 2018

Ran goimport on all files. Also changed '(t Error)' to '(e Error)'.
khagerma
committed