#!/usr/bin/env python3
from seed_common import run_seed

# Generate 500 distinct language construct descriptions

def gen_language(n: int):
    constructs = [
        "algebraic data types", "pattern matching", "type inference", "higher-kinded types",
        "typeclasses", "traits", "interfaces", "generics", "lifetimes", "borrow checker",
        "monads", "applicatives", "functors", "effects system", "capability-based security",
        "linear types", "dependent types", "gradual typing", "refinement types", "row polymorphism",
        "async/await", "coroutines", "green threads", "actors", "channels",
        "CSP-style concurrency", "STM transactions", "lock-free structures", "immutability by default",
        "pattern guards", "do notation", "pipelines", "macros (hygienic)", "macro_rules",
        "procedural macros", "compile-time evaluation", "const generics", "metaprogramming",
        "zero-cost abstractions", "move semantics", "ownership model", "sum types", "product types",
    ]
    domains = [
        "systems programming", "web services", "data processing", "numerical computing",
        "distributed systems", "embedded", "graphics", "machine learning", "blockchain",
        "scripting", "desktop apps", "mobile",
    ]
    extras = [
        "with borrow-checking", "with region-based memory", "with green-thread scheduler",
        "with capability tokens", "with staged compilation", "with partial evaluation",
        "with ownership transfer", "with structural typing", "with nominal typing",
        "with effect handlers", "with delimited continuations",
    ]

    seen = set()
    i = 0
    for c in constructs:
        for d in domains:
            phrase = f"Language construct: {c} for {d}"
            if phrase in seen:
                continue
            seen.add(phrase)
            yield phrase
            i += 1
            if i >= n:
                return
    if i < n:
        for c in constructs:
            for e in extras:
                phrase = f"Language construct: {c} {e}"
                if phrase in seen:
                    continue
                seen.add(phrase)
                yield phrase
                i += 1
                if i >= n:
                    return

if __name__ == "__main__":
    run_seed("language", gen_language)