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gavr123456789 / Niva

Smalltalk like programming language
https://gavr123456789.github.io/niva-site
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New syntax for copyAndMutate #285

Open gavr123456789 opened 2 months ago

gavr123456789 commented 2 months ago

current syntax not allow u to mutate many fields

type Lexer pos: Int curPos: Int source: String

l = Lexer pos: 1 curPos: 1 source: "qwfqwf"

newL = l pos: l pos inc curPos: l curPos + 1 // not possible