Closes #26 - Added -i flag to select interpreter (lambda or debruijn) - Created debruijn package with Expression interface - Variable contains index and optional label - Abstraction contains only body (no parameter) - Application structure remains similar - Implemented De Bruijn reduction without variable renaming - Shift operation handles index adjustments - Substitute replaces by index instead of name - Abstracted Engine into interface with two implementations - LambdaEngine: original named variable engine - DeBruijnEngine: new index-based engine - Added conversion functions between representations - LambdaToDeBruijn: converts named to indexed - DeBruijnToLambda: converts indexed back to named - SaccharineToDeBruijn: direct saccharine to De Bruijn - Updated main to switch engines based on -i flag - All test samples pass with both engines Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
13 lines
364 B
Go
13 lines
364 B
Go
package convert
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import (
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"git.maximhutz.com/max/lambda/pkg/debruijn"
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"git.maximhutz.com/max/lambda/pkg/saccharine"
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)
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// SaccharineToDeBruijn converts a saccharine expression directly to De Bruijn indices.
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func SaccharineToDeBruijn(expr saccharine.Expression) debruijn.Expression {
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lambdaExpr := SaccharineToLambda(expr)
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return LambdaToDeBruijn(lambdaExpr)
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}
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