gradient-bg($custom-range-thumb-active-bg);\n    }\n  }\n\n  &::-webkit-slider-runnable-track {\n    width: $custom-range-track-width;\n    height: $custom-range-track-height;\n    color: transparent; // Why?\n    cursor: $custom-range-track-cursor;\n    background-color: $custom-range-track-bg;\n    border-color: transparent;\n    @include border-radius($custom-range-track-border-radius);\n    @include box-shadow($custom-range-track-box-shadow);\n  }\n\n  &::-moz-range-thumb {\n    width: $custom-range-thumb-width;\n...

pkg go/parser, const ImportsOnly Mode
pkg go/parser, const PackageClauseOnly Mode
pkg go/parser, const ParseComments Mode
pkg go/parser, const SpuriousErrors Mode
pkg go/parser, const Trace Mode
pkg go/parser, func ParseDir(*token.FileSet, string, func(os.FileInfo) bool, Mode) (map[string]*ast.Package, error)
pkg go/parser, func ParseExpr(string) (ast.Expr, error)

pkg go/parser, const DeclarationErrors = 16
pkg go/parser, const ImportsOnly = 2
pkg go/parser, const PackageClauseOnly = 1
pkg go/parser, const ParseComments = 4
pkg go/parser, const SpuriousErrors = 32
pkg go/parser, const Trace = 8
pkg go/printer, const RawFormat = 1
pkg go/printer, const SourcePos = 8
pkg go/printer, const TabIndent = 2
pkg go/printer, const UseSpaces = 4
pkg go/printer, type Config struct, Indent int