unexpected "indent"

[Daniil]

unexpected "indent"
Ok, but where I missed that the indent?
Could you explain me, please

Stack trace:
ERROR in ./src/styles/main.styl (./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/src!./node_modules/stylus-loader!./src/styles/main.styl)
Module build failed (from ./node_modules/stylus-loader/index.js):
ParseError: /.../styles/button.styl:194:1

190| {BUTTON.selector}--{modifer}
191| {props}
192| &{BUTTON.selector}--pressed
193| for val, prop in props['&:active']
194| {val} prop
--------^
195|
196| {BUTTON.selector}__text
197| {BUTTON.selector}__progress

unexpected "indent"

colorModifers:

Button.selector:

https://gist.github.com/TchernyavskyDaniil/7998906c25db08c97e41efb0e24a44b7

[Alexander Akait]

Looks you have invalid syntax, it is error from stylus, we can't fix it on our side, anyway feel free to feedback if you still have the problem, sorry for big delay