Gen Context¶

1 min read

Import: import system.codegen;

`error`¶

Reports an error at the field; generation fails after the generator exits.

public fun error(borrow field: GenField, message: string): void

Reports an error at the call site; generation fails after the generator exits.

public fun error(borrow call: GenCallSite, message: string): void

Reports a warning at the declaration without failing generation.

public fun warning(borrow decl: GenDecl, message: string): void

Whether this generator has reported any error so far.

public fun has_errors(): bool

A line shown with dream -v / dream generate --explain.

public fun log(message: string): void

Writes the generator result and returns its exit status.

public async fun finish(): int