Validation fixes

gigobyte · Jul 11, 2018 · ee81933 · ee81933
1 parent cf612d5
commit ee81933
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/site/src/data.ts b/site/src/data.ts
@@ -1116,9 +1116,9 @@ const data: Data = {
                 },
                 {
                     name: 'ifEmptyList',
-                    description: 'Fails validation if the argument is an empty array',
+                    description: 'Fails validation if the argument is an empty iterable',
                     signatureML: '[a] -> Bool',
-                    signatureTS: '<T>(arr: T[]) => boolean',
+                    signatureTS: '<T>(arr: ArrayLike<T>) => boolean',
                     examples: []
                 },
                 {
@@ -1143,7 +1143,7 @@ const data: Data = {
                     signatureML: '(a -> Bool) -> a -> Bool',
                     signatureTS: '<T>(condition: (value: T) => boolean) => (value: T) => boolean',
                     examples: [
-                        {input: 'ifTrue(x => x > 10)', output: 'Returns the opposite of what the predicate returns'}
+                        {input: 'ifFalse(x => x > 10)', output: 'Returns the opposite of what the predicate returns'}
                     ]
                 },
                 {

diff --git a/src/utils/Validation.ts b/src/utils/Validation.ts
@@ -27,7 +27,7 @@ export const ifLongerThan = (length: number) => (value: string) => value.length
 export const ifLengthIs = (length: number) => (value: string) => value.length !== length
 export const ifSubstringOf = (str: string) => (value: string) => !str.includes(value)
 export const ifContains = (substr: string) => (value: string) => !value.includes(substr)
-export const ifEmptyList = <T>(arr: T[]) => arr.length > 0
+export const ifEmptyList = <T>(arr: ArrayLike<T>) => arr.length > 0
 export const ifEqualTo = <T>(other: T) => (value: T) => value !== other
 export const ifTrue = <T>(condition: Validator<T>) => (value: T) => !condition(value)
 export const ifFalse = <T>(condition: Validator<T>) => (value: T) => condition(value)