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1["type","source","source-layer","filter","layout"].forEach(e=>{e in r&&t.push(new m(n,r[e],`"${e}" is prohibited for ref layers`))}),a.layers.forEach(t=>{Lr(t.id)===s&&(e=t)}),e?e.ref?t.push(new m(n,r.ref,"ref cannot reference another ref layer")):i=Lr(e.type):t.push(new m(n,r.ref,`ref layer "${s}" not found`))}else if("background"!==i)if(r.source){const e=a.sources&&a.sources[r.source],o=e&&Lr(e.type);e?"vector"===o&&"raster"===i?t.push(new m(n,r.source,`layer "${r.id}" requires a raster source`)):"raster-dem"!==o&&"hillshade"===i||"raster-dem"!==o&&"color-relief"===i?t.push(new m(n,r.source,`layer "${r.id}" requires a raster-dem source`)):"raster"===o&&"raster"!==i?t.push(new m(n,r.source,`layer "${r.id}" requires a vector source`)):"vector"!==o||r["source-layer"]?"raster-dem"===o&&"hillshade"!==i&&"color-relief"!==i?t.push(new m(n,r.source,"raster-dem source can only be used with layer type 'hillshade' or 'color-relief'.")):"line"!==i||!r.paint||!r.paint["line-gradient"]||"geojson"===o&&e.lineMetrics||t.push(new m(n,r,`layer "${r.id}" specifies a line-gradient, which requires a GeoJSON source with \`lineMetrics\` enabled.`)):t.push(new m(n,r,`layer "${r.id}" must specify a "source-layer"`)):t.push(new m(n,r.source,`source "${r.source}" not found`))}else t.push(new m(n,r,'missing required property "source"'));return"raster"===i&&r.paint?.resampling&&r.paint?.["raster-resampling"]&&t.push(new m(n,r.paint,`layer "${r.id}" redundantly specifies "resampling" and "raster-resampling" paint properties, but only one is allowed. It is advised to use "resampling".`)),t=t.concat(Ur({key:n,value:r,valueSpec:o.layer,style:e.style,styleSpec:e.styleSpec,validateSpec:e.validateSpec,objectElementValidators:{"*"(){return[]},type(){return e.validateSpec({key:`${n}.type`,value:r.type,valueSpec:o.layer.type,style:e.style,styleSpec:e.styleSpec,validateSpec:e.validateSpec,object:r,objectKey:"type"})},filter:Kr,layout(e){return Ur({layer:r,key:e.key,value:e.value,style:e.style,styleSpec:e.styleSpec,validateSpec:e.validateSpec,objectElementValidators:{"*"(e){return en(h({layerType:i},e))}}})},paint(e){return Ur({layer:r,key:e.key,value:e.value,style:e.style,styleSpec:e.styleSpec,validateSpec:e.validateSpec,objectElementValidators:{"*"(e){return Qr(h({layerType:i},e))}}})}}})),t}function rn(e){const t=e.value,r=e.key,n=pr(t);return"string"!==n?[new m(r,t,`string expected, ${n} found`)]:[]}const nn={promoteId:function({key:e,value:t}){if("string"===pr(t))return rn({key:e,value:t});{const r=[];for(const n in t)r.push(...rn({key:`${e}.${n}`,value:t[n]}));return r}}};function an(e){const t=e.value,r=e.key,n=e.styleSpec,a=e.style,o=e.validateSpec;if(!t.type)return[new m(r,t,'"type" is required')];const i=Lr(t.type);let s;switch(i){case"vector":case"raster":return s=Ur({key:r,value:t,valueSpec:n[`source_${i.replace("-","_")}`],style:e.style,styleSpec:n,objectElementValidators:nn,validateSpec:o}),s;case"raster-dem":return s=function(e){const t=e.sourceName??"",r=e.value,n=e.styleSpec,a=n.source_raster_dem,o=e.style;let i=[];const s=pr(r);if(void 0===r)return i;if("object"!==s)return i.push(new m("source_raster_dem",r,`object expected, ${s} found`)),i;const l="custom"===Lr(r.encoding),u=["redFactor","greenFactor","blueFactor","baseShift"],p=e.value.encoding?`"${e.value.encoding}"`:"Default";for(const s in r)!l&&u.includes(s)?i.push(new m(s,r[s],`In "${t}": "${s}" is only valid when "encoding" is set to "custom". ${p} encoding found`)):a[s]?i=i.concat(e.validateSpec({key:s,value:r[s],valueSpec:a[s],validateSpec:e.validateSpec,style:o,styleSpec:n})):i.push(new m(s,r[s],`unknown property "${s}"`));return i}({sourceName:r,value:t,style:e.style,styleSpec:n,validateSpec:o}),s;case"geojson":if(s=Ur({key:r,value:t,valueSpec:n.source_geojson,style:a,styleSpec:n,validateSpec:o,objectElementValidators:nn}),t.cluster)for(const e in t.clusterProperties){const[n,a]=t.clusterProperties[e],i="string"==typeof n?[n,["accumulated"],["get",e]]:n;s.push(...Hr({key:`${r}.${e}.map`,value:a,validateSpec:o,expressionContext:"cluster-map"})),s.push(...Hr({key:`${r}.${e}.reduce`,value:i,validateSpec:o,expressionContext:"cluster-reduce"}))}return s;case"video":return Ur({key:r,value:t,valueSpec:n.source_video,style:a,validateSpec:o,styleSpec:n});case"image":return Ur({key:r,value:t,valueSpec:n.source_image,style:a,validateSpec:o,styleSpec:n});

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