RMLEditor/functions.ttl at master · stream-project/RMLEditor · GitHub

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@prefix cc:      <http://creativecommons.org/ns#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix fno:     <https://w3id.org/function/ontology#> .
@prefix foaf:    <http://xmlns.com/foaf/0.1/> .
@prefix mefx:    <https://github.com/AKSW/MadamsEditor/functions.ttl#> .
@prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
@prefix void:    <http://rdfs.org/ns/void#> .
@prefix xsd:     <http://www.w3.org/2001/XMLSchema#> .

# toUpperCase
mefx:toUpperCase
    a           fno:Function ;
    rdfs:label          "String to uppercase" ;
    dcterms:description "Returns the input with all letters in upper case." ;
    fno:expects ( mefx:stringParameter ) ;
    fno:returns ( mefx:stringOut ) .

# toLowerCase
mefx:toLowerCase
    a           fno:Function ;
    rdfs:label          "String to lowercase" ;
    dcterms:description "Returns the input with all letters in lower case." ;
    fno:expects ( mefx:stringParameter ) ;
    fno:returns ( mefx:stringOut ) .

mefx:stringParameter
    a             fno:Parameter ;
    fno:predicate mefx:valueParameter ;
    fno:type:     xsd:string ;
    fno:required  "true"^^xsd:boolean .

mefx:stringOut
    a             fno:Output ;
    fno:name      "Output string" ;
    fno:predicate mefx:stringOutput ;
    fno:type      xsd:string .