fix(client-support): apply sparse string list for metadata (#4500)

Author: kuhe

clients/client-support/src/endpoint/EndpointParameters.ts

@@ -24,7 +24,7 @@ export const resolveClientEndpointParameters = <T>(
 };
 
 export interface EndpointParameters extends __EndpointParameters {
-  Region: string;
+  Region?: string;
   UseDualStack?: boolean;
   UseFIPS?: boolean;
   Endpoint?: string;

clients/client-support/src/endpoint/ruleset.ts

@@ -6,48 +6,49 @@ import { RuleSetObject } from "@aws-sdk/util-endpoints";
    or see "smithy.rules#endpointRuleSet"
    in codegen/sdk-codegen/aws-models/support.json */
 
-const E="type",
-F="rules",
-G="conditions",
-H="fn",
-I="argv",
-J="ref",
-K="url",
-L="properties",
-M="headers",
-N="authSchemes",
-O="name",
-P="signingRegion",
-Q="signingName";
-const a=true,
-b=false,
-c="String",
-d="PartitionResult",
-e="tree",
-f="error",
-g="endpoint",
-h="stringEquals",
-i={"required":true,"default":false,[E]:"Boolean"},
-j={[J]:"Region"},
-k={[J]:"Endpoint"},
-l={},
-m={[H]:"getAttr",[I]:[{[J]:d},"name"]},
-n={[G]:[{[H]:"booleanEquals",[I]:[{[J]:"UseFIPS"},true]},{[H]:"booleanEquals",[I]:[{[J]:"UseDualStack"},true]}],[E]:e,[F]:[{[G]:[{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsFIPS"]}]},{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsDualStack"]}]}],[E]:e,[F]:[{[g]:{[K]:"https://support-fips.{Region}.api.aws",[L]:{},[M]:{}},[E]:g}]},{[f]:"FIPS and DualStack are enabled, but this partition does not support one or both",[E]:f}]},
-o={[f]:"FIPS and DualStack are enabled, but this partition does not support one or both",[E]:f},
-p={[G]:[{[H]:"booleanEquals",[I]:[{[J]:"UseFIPS"},true]}],[E]:e,[F]:[{[G]:[{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsFIPS"]}]}],[E]:e,[F]:[{[g]:{[K]:"https://support-fips.{Region}.amazonaws.com",[L]:{},[M]:{}},[E]:g}]},{[f]:"FIPS is enabled but this partition does not support FIPS",[E]:f}]},
-q={[f]:"FIPS is enabled but this partition does not support FIPS",[E]:f},
-r={[G]:[{[H]:"booleanEquals",[I]:[{[J]:"UseDualStack"},true]}],[E]:e,[F]:[{[G]:[{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsDualStack"]}]}],[E]:e,[F]:[{[g]:{[K]:"https://support.{Region}.api.aws",[L]:{},[M]:{}},[E]:g}]},{[f]:"DualStack is enabled but this partition does not support DualStack",[E]:f}]},
-s={[f]:"DualStack is enabled but this partition does not support DualStack",[E]:f},
-t={[K]:"https://support.us-east-1.amazonaws.com",[L]:{[N]:[{[O]:"sigv4",[P]:"us-east-1",[Q]:"support"}]},[M]:{}},
-u={[K]:"https://support.cn-north-1.amazonaws.com.cn",[L]:{[N]:[{[O]:"sigv4",[P]:"cn-north-1",[Q]:"support"}]},[M]:{}},
-v={[K]:"https://support.us-gov-west-1.amazonaws.com",[L]:{[N]:[{[O]:"sigv4",[P]:"us-gov-west-1",[Q]:"support"}]},[M]:{}},
-w={[K]:"https://support.us-iso-east-1.c2s.ic.gov",[L]:{[N]:[{[O]:"sigv4",[P]:"us-iso-east-1",[Q]:"support"}]},[M]:{}},
-x={[K]:"https://support.us-isob-east-1.sc2s.sgov.gov",[L]:{[N]:[{[O]:"sigv4",[P]:"us-isob-east-1",[Q]:"support"}]},[M]:{}},
-y=[{[H]:"booleanEquals",[I]:[{[J]:"UseFIPS"},true]}],
-z=[{[H]:"booleanEquals",[I]:[{[J]:"UseDualStack"},true]}],
-A=[{[H]:"booleanEquals",[I]:[{[J]:"UseFIPS"},true]},{[H]:"booleanEquals",[I]:[{[J]:"UseDualStack"},true]}],
-B=[{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsFIPS"]}]},{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsDualStack"]}]}],
-C=[{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsFIPS"]}]}],
-D=[{[H]:"booleanEquals",[I]:[true,{[H]:"getAttr",[I]:[{[J]:d},"supportsDualStack"]}]}];
-const _data={version:"1.0",parameters:{Region:{required:a,[E]:c},UseDualStack:i,UseFIPS:i,Endpoint:{required:b,[E]:c}},[F]:[{[G]:[{[H]:"aws.partition",[I]:[j],assign:d}],[E]:e,[F]:[{[G]:[{[H]:"isSet",[I]:[k]}],[E]:e,[F]:[{[G]:y,error:"Invalid Configuration: FIPS and custom endpoint are not supported",[E]:f},{[E]:e,[F]:[{[G]:z,error:"Invalid Configuration: Dualstack and custom endpoint are not supported",[E]:f},{endpoint:{[K]:k,[L]:l,[M]:l},[E]:g}]}]},{[G]:[{[H]:h,[I]:[m,"aws"]}],[E]:e,[F]:[n,p,r,{endpoint:t,[E]:g}]},{[G]:[{[H]:h,[I]:[m,"aws-cn"]}],[E]:e,[F]:[{[G]:A,[E]:e,[F]:[{[G]:B,[E]:e,[F]:[{endpoint:{[K]:"https://support-fips.{Region}.api.amazonwebservices.com.cn",[L]:l,[M]:l},[E]:g}]},o]},{[G]:y,[E]:e,[F]:[{[G]:C,[E]:e,[F]:[{endpoint:{[K]:"https://support-fips.{Region}.amazonaws.com.cn",[L]:l,[M]:l},[E]:g}]},q]},{[G]:z,[E]:e,[F]:[{[G]:D,[E]:e,[F]:[{endpoint:{[K]:"https://support.{Region}.api.amazonwebservices.com.cn",[L]:l,[M]:l},[E]:g}]},s]},{endpoint:u,[E]:g}]},{[G]:[{[H]:h,[I]:[m,"aws-us-gov"]}],[E]:e,[F]:[n,p,r,{endpoint:v,[E]:g}]},{[G]:[{[H]:h,[I]:[m,"aws-iso"]}],[E]:e,[F]:[{[G]:y,[E]:e,[F]:[{[G]:C,[E]:e,[F]:[{endpoint:{[K]:"https://support-fips.{Region}.c2s.ic.gov",[L]:l,[M]:l},[E]:g}]},q]},{endpoint:w,[E]:g}]},{[G]:[{[H]:h,[I]:[m,"aws-iso-b"]}],[E]:e,[F]:[{[G]:y,[E]:e,[F]:[{[G]:C,[E]:e,[F]:[{endpoint:{[K]:"https://support-fips.{Region}.sc2s.sgov.gov",[L]:l,[M]:l},[E]:g}]},q]},{endpoint:x,[E]:g}]},{[G]:A,[E]:e,[F]:[{[G]:B,[E]:e,[F]:[{[E]:e,[F]:[{endpoint:{[K]:"https://support-fips.{Region}.{PartitionResult#dualStackDnsSuffix}",[L]:l,[M]:l},[E]:g}]}]},o]},{[G]:y,[E]:e,[F]:[{[G]:C,[E]:e,[F]:[{[E]:e,[F]:[{endpoint:{[K]:"https://support-fips.{Region}.{PartitionResult#dnsSuffix}",[L]:l,[M]:l},[E]:g}]}]},q]},{[G]:z,[E]:e,[F]:[{[G]:D,[E]:e,[F]:[{[E]:e,[F]:[{endpoint:{[K]:"https://support.{Region}.{PartitionResult#dualStackDnsSuffix}",[L]:l,[M]:l},[E]:g}]}]},s]},{[E]:e,[F]:[{[G]:[{[H]:h,[I]:[j,"aws-global"]}],endpoint:t,[E]:g},{[G]:[{[H]:h,[I]:[j,"aws-cn-global"]}],endpoint:u,[E]:g},{[G]:[{[H]:h,[I]:[j,"aws-us-gov-global"]}],endpoint:v,[E]:g},{[G]:[{[H]:h,[I]:[j,"aws-iso-global"]}],endpoint:w,[E]:g},{[G]:[{[H]:h,[I]:[j,"aws-iso-b-global"]}],endpoint:x,[E]:g},{endpoint:{[K]:"https://support.{Region}.{PartitionResult#dnsSuffix}",[L]:l,[M]:l},[E]:g}]}]}]};
+const E="required",
+F="type",
+G="rules",
+H="conditions",
+I="fn",
+J="argv",
+K="ref",
+L="url",
+M="properties",
+N="headers",
+O="authSchemes",
+P="name",
+Q="signingName",
+R="signingRegion";
+const a="isSet",
+b="tree",
+c="error",
+d="endpoint",
+e="PartitionResult",
+f="stringEquals",
+g={[E]:false,[F]:"String"},
+h={[E]:true,"default":false,[F]:"Boolean"},
+i={[K]:"Endpoint"},
+j={},
+k={[K]:"Region"},
+l={[I]:"getAttr",[J]:[{[K]:e},"name"]},
+m={[H]:[{[I]:"booleanEquals",[J]:[{[K]:"UseFIPS"},true]},{[I]:"booleanEquals",[J]:[{[K]:"UseDualStack"},true]}],[F]:b,[G]:[{[H]:[{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsFIPS"]}]},{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsDualStack"]}]}],[F]:b,[G]:[{[d]:{[L]:"https://support-fips.{Region}.api.aws",[M]:{},[N]:{}},[F]:d}]},{[c]:"FIPS and DualStack are enabled, but this partition does not support one or both",[F]:c}]},
+n={[c]:"FIPS and DualStack are enabled, but this partition does not support one or both",[F]:c},
+o={[H]:[{[I]:"booleanEquals",[J]:[{[K]:"UseFIPS"},true]}],[F]:b,[G]:[{[H]:[{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsFIPS"]}]}],[F]:b,[G]:[{[d]:{[L]:"https://support-fips.{Region}.amazonaws.com",[M]:{},[N]:{}},[F]:d}]},{[c]:"FIPS is enabled but this partition does not support FIPS",[F]:c}]},
+p={[c]:"FIPS is enabled but this partition does not support FIPS",[F]:c},
+q={[H]:[{[I]:"booleanEquals",[J]:[{[K]:"UseDualStack"},true]}],[F]:b,[G]:[{[H]:[{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsDualStack"]}]}],[F]:b,[G]:[{[d]:{[L]:"https://support.{Region}.api.aws",[M]:{},[N]:{}},[F]:d}]},{[c]:"DualStack is enabled but this partition does not support DualStack",[F]:c}]},
+r={[c]:"DualStack is enabled but this partition does not support DualStack",[F]:c},
+s={[L]:"https://support.us-east-1.amazonaws.com",[M]:{[O]:[{[P]:"sigv4",[Q]:"support",[R]:"us-east-1"}]},[N]:{}},
+t={[L]:"https://support.cn-north-1.amazonaws.com.cn",[M]:{[O]:[{[P]:"sigv4",[Q]:"support",[R]:"cn-north-1"}]},[N]:{}},
+u={[L]:"https://support.us-gov-west-1.amazonaws.com",[M]:{[O]:[{[P]:"sigv4",[Q]:"support",[R]:"us-gov-west-1"}]},[N]:{}},
+v={[L]:"https://support.us-iso-east-1.c2s.ic.gov",[M]:{[O]:[{[P]:"sigv4",[Q]:"support",[R]:"us-iso-east-1"}]},[N]:{}},
+w={[L]:"https://support.us-isob-east-1.sc2s.sgov.gov",[M]:{[O]:[{[P]:"sigv4",[Q]:"support",[R]:"us-isob-east-1"}]},[N]:{}},
+x=[{[I]:"booleanEquals",[J]:[{[K]:"UseFIPS"},true]}],
+y=[{[I]:"booleanEquals",[J]:[{[K]:"UseDualStack"},true]}],
+z=[k],
+A=[{[I]:"booleanEquals",[J]:[{[K]:"UseFIPS"},true]},{[I]:"booleanEquals",[J]:[{[K]:"UseDualStack"},true]}],
+B=[{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsFIPS"]}]},{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsDualStack"]}]}],
+C=[{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsFIPS"]}]}],
+D=[{[I]:"booleanEquals",[J]:[true,{[I]:"getAttr",[J]:[{[K]:e},"supportsDualStack"]}]}];
+const _data={version:"1.0",parameters:{Region:g,UseDualStack:h,UseFIPS:h,Endpoint:g},[G]:[{[H]:[{[I]:a,[J]:[i]}],[F]:b,[G]:[{[H]:x,error:"Invalid Configuration: FIPS and custom endpoint are not supported",[F]:c},{[F]:b,[G]:[{[H]:y,error:"Invalid Configuration: Dualstack and custom endpoint are not supported",[F]:c},{endpoint:{[L]:i,[M]:j,[N]:j},[F]:d}]}]},{[F]:b,[G]:[{[H]:[{[I]:a,[J]:z}],[F]:b,[G]:[{[H]:[{[I]:"aws.partition",[J]:z,assign:e}],[F]:b,[G]:[{[H]:[{[I]:f,[J]:[l,"aws"]}],[F]:b,[G]:[m,o,q,{endpoint:s,[F]:d}]},{[H]:[{[I]:f,[J]:[l,"aws-cn"]}],[F]:b,[G]:[{[H]:A,[F]:b,[G]:[{[H]:B,[F]:b,[G]:[{endpoint:{[L]:"https://support-fips.{Region}.api.amazonwebservices.com.cn",[M]:j,[N]:j},[F]:d}]},n]},{[H]:x,[F]:b,[G]:[{[H]:C,[F]:b,[G]:[{endpoint:{[L]:"https://support-fips.{Region}.amazonaws.com.cn",[M]:j,[N]:j},[F]:d}]},p]},{[H]:y,[F]:b,[G]:[{[H]:D,[F]:b,[G]:[{endpoint:{[L]:"https://support.{Region}.api.amazonwebservices.com.cn",[M]:j,[N]:j},[F]:d}]},r]},{endpoint:t,[F]:d}]},{[H]:[{[I]:f,[J]:[l,"aws-us-gov"]}],[F]:b,[G]:[m,o,q,{endpoint:u,[F]:d}]},{[H]:[{[I]:f,[J]:[l,"aws-iso"]}],[F]:b,[G]:[{[H]:x,[F]:b,[G]:[{[H]:C,[F]:b,[G]:[{endpoint:{[L]:"https://support-fips.{Region}.c2s.ic.gov",[M]:j,[N]:j},[F]:d}]},p]},{endpoint:v,[F]:d}]},{[H]:[{[I]:f,[J]:[l,"aws-iso-b"]}],[F]:b,[G]:[{[H]:x,[F]:b,[G]:[{[H]:C,[F]:b,[G]:[{endpoint:{[L]:"https://support-fips.{Region}.sc2s.sgov.gov",[M]:j,[N]:j},[F]:d}]},p]},{endpoint:w,[F]:d}]},{[H]:A,[F]:b,[G]:[{[H]:B,[F]:b,[G]:[{[F]:b,[G]:[{endpoint:{[L]:"https://support-fips.{Region}.{PartitionResult#dualStackDnsSuffix}",[M]:j,[N]:j},[F]:d}]}]},n]},{[H]:x,[F]:b,[G]:[{[H]:C,[F]:b,[G]:[{[F]:b,[G]:[{endpoint:{[L]:"https://support-fips.{Region}.{PartitionResult#dnsSuffix}",[M]:j,[N]:j},[F]:d}]}]},p]},{[H]:y,[F]:b,[G]:[{[H]:D,[F]:b,[G]:[{[F]:b,[G]:[{endpoint:{[L]:"https://support.{Region}.{PartitionResult#dualStackDnsSuffix}",[M]:j,[N]:j},[F]:d}]}]},r]},{[F]:b,[G]:[{[H]:[{[I]:f,[J]:[k,"aws-global"]}],endpoint:s,[F]:d},{[H]:[{[I]:f,[J]:[k,"aws-cn-global"]}],endpoint:t,[F]:d},{[H]:[{[I]:f,[J]:[k,"aws-us-gov-global"]}],endpoint:u,[F]:d},{[H]:[{[I]:f,[J]:[k,"aws-iso-global"]}],endpoint:v,[F]:d},{[H]:[{[I]:f,[J]:[k,"aws-iso-b-global"]}],endpoint:w,[F]:d},{endpoint:{[L]:"https://support.{Region}.{PartitionResult#dnsSuffix}",[M]:j,[N]:j},[F]:d}]}]}]},{error:"Invalid Configuration: Missing Region",[F]:c}]}]};
 export const ruleSet: RuleSetObject = _data;

clients/client-support/src/protocols/Aws_json1_1.ts

@@ -1217,11 +1217,12 @@ const serializeAws_json1_1ServiceCodeList = (input: string[], context: __SerdeCo
 };
 
 const serializeAws_json1_1StringList = (input: string[], context: __SerdeContext): any => {
-  return input
-    .filter((e: any) => e != null)
-    .map((entry) => {
-      return entry;
-    });
+  return input.map((entry) => {
+    if (entry === null) {
+      return null as any;
+    }
+    return entry;
+  });
 };
 
 const deserializeAws_json1_1AddAttachmentsToSetResponse = (
@@ -1597,14 +1598,12 @@ const deserializeAws_json1_1SeverityLevelsList = (output: any, context: __SerdeC
 };
 
 const deserializeAws_json1_1StringList = (output: any, context: __SerdeContext): string[] => {
-  const retVal = (output || [])
-    .filter((e: any) => e != null)
-    .map((entry: any) => {
-      if (entry === null) {
-        return null as any;
-      }
-      return __expectString(entry) as any;
-    });
+  const retVal = (output || []).map((entry: any) => {
+    if (entry === null) {
+      return null as any;
+    }
+    return __expectString(entry) as any;
+  });
   return retVal;
 };