Eiffel

1 program Added 2025-10-22T10:10:03Z Model: anthropic/claude-3.5-sonnetTemp: 0.4 Evidence Report issue View issues
Aliases: Eiffel Programming Language
Provenance: commit d0cd85ad71 · authored 2025-10-22T12:10:03+02:00 · model anthropic/claude-3.5-sonnet

Sources mentioning this language

7 sources · pl_id: pl/eiffel
LLM (this repo) · 1LinguistPygmentsWikipediaHyperpolyglotRosettacodeWikidata · Q732089

Wikipedia infobox

Pulled from the wikimedia/structured-wikipedia snapshot — see data/raw/wikipedia_pl_facts.*.jsonl and pl_fact.csv for the long-table provenance.

Paradigmsmulti-paradigm: object-oriented · class-based · generic · concurrent
Typingstatic
Designed byEiffel Software · Bertrand Meyer
First appeared1986
Influenced byAda · Simula · Z
Licensedual and enterprise
Implemented inEiffel
Homepagehttp://eiffel.org

Extensions claimed by this language

3 claims. Each row is one upstream assertion with its strength. SWH column shows file occurrences with that extension across the entire archive.
ExtensionSourceStrengthSWH
.elinguistprimary979.7K files
.epygmentsprimary979.7K files
.ewikipediaproposed979.7K files

Related languages

Eta (0.63)J (0.62)S (0.62)Eolang (0.59)Jac (0.58)

LLM-contributed programs

Hello World in Eiffel

Provenance: commit d0cd85ad71 · authored 2025-10-22T12:10:03+02:00 · model anthropic/claude-3.5-sonnet · Temp 0.4
code.e · license: GNU Free Documentation License · added: 2025-10-22T10:10:03Z
class
    HELLO_WORLD
create
    make
feature
    make
        do
            print ("Hello, World!%N")
        end
end

Real programs from Software Heritage

No SWH evidence indexed yet for this language. (Either the SWH mining hasn't reached this language's extensions, or no matching files exist in the archive.)

Disambiguation rules

Linguist heuristic rules that predict this language when one of its claimed extensions is shared with another.
RuleExtKindPredicates (truncated)
h/linguist/.e/1.epredicates[{"kind": "any", "regexes": ["^\\s*\\w+\\s*(?:,\\s*\\w+)*[:]\\s*\\w+\\s", "^\\s*\\w+\\s*(?:\\(\\s*\\w+[:][^)]+\\))?(?:[:]\\s*\\w+)?(?:--.+\\s+)*\\s+(?:do|local)\\s", "^\\s*(?:across|deferred|elseif|en

Contribute — propose a file extension

Tell us where to find evidence about Eiffel (mapped to pl/eiffel). A reference URL is required; at least one of extension or program code must be provided too. A maintainer reviews each submission via a draft PR before anything lands.
Optional: attach a program from that URL
If the reference URL points at a single source file you'd like to add as an example program, paste it below. The workflow will write it under languages/Eiffel/programs/<sha>/. Keep under ~200 lines.
(or open the pre-filled issue directly)
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